Merge pull request #14 from 8thlight/pit-file

Pit file

db/migrations/1533844125_create_frob_table.up.sql

@@ -1,13 +1,14 @@
 CREATE TABLE maker.frob (
   id        SERIAL PRIMARY KEY,
   header_id INTEGER NOT NULL REFERENCES headers (id) ON DELETE CASCADE,
-  tx_idx    INTEGER,
   ilk       bytea,
-  lad       bytea,
+  urn       bytea,
   dink      NUMERIC,
   dart      NUMERIC,
   ink       NUMERIC,
   art       NUMERIC,
-  iart       NUMERIC,
+  iart      NUMERIC,
+  tx_idx    INTEGER NOT NUll,
+  raw_log   JSONB,
   UNIQUE (header_id, tx_idx)
 );

db/migrations/1535667935_create_pit_file_table.down.sql

@@ -0,0 +1,3 @@
+DROP TABLE maker.pit_file_ilk;
+DROP TABLE maker.pit_file_stability_fee;
+DROP TABLE maker.pit_file_debt_ceiling;

db/migrations/1535667935_create_pit_file_table.up.sql

@@ -0,0 +1,30 @@
+CREATE TABLE maker.pit_file_ilk (
+  id            SERIAL PRIMARY KEY,
+  header_id     INTEGER NOT NULL REFERENCES headers (id) ON DELETE CASCADE,
+  ilk           TEXT,
+  what          TEXT,
+  data          NUMERIC,
+	tx_idx        INTEGER NOT NUll,
+  raw_log       JSONB,
+  UNIQUE (header_id, tx_idx)
+);
+
+CREATE TABLE maker.pit_file_stability_fee (
+  id SERIAL PRIMARY KEY,
+  header_id INTEGER NOT NULL REFERENCES headers (id) ON DELETE CASCADE,
+  what      TEXT,
+  data      TEXT,
+  tx_idx    INTEGER NOT NULL,
+  raw_log   JSONB,
+  UNIQUE (header_id, tx_idx)
+);
+
+CREATE TABLE maker.pit_file_debt_ceiling (
+  id SERIAL PRIMARY KEY,
+  header_id INTEGER NOT NULL REFERENCES headers (id) ON DELETE CASCADE,
+  what      TEXT,
+  data      NUMERIC,
+  tx_idx    INTEGER NOT NULL,
+  raw_log   JSONB,
+  UNIQUE (header_id, tx_idx)
+);

db/schema.sql

@@ -124,14 +124,15 @@ ALTER SEQUENCE maker.flip_kick_db_id_seq OWNED BY maker.flip_kick.db_id;
 CREATE TABLE maker.frob (
     id integer NOT NULL,
     header_id integer NOT NULL,
-    tx_idx integer,
     ilk bytea,
-    lad bytea,
+    urn bytea,
     dink numeric,
     dart numeric,
     ink numeric,
     art numeric,
-    iart numeric
+    iart numeric,
+    tx_idx integer NOT NULL,
+    raw_log jsonb
 );
 
 
@@ -155,6 +156,109 @@ CREATE SEQUENCE maker.frob_id_seq
 ALTER SEQUENCE maker.frob_id_seq OWNED BY maker.frob.id;
 
 
+--
+-- Name: pit_file_debt_ceiling; Type: TABLE; Schema: maker; Owner: -
+--
+
+CREATE TABLE maker.pit_file_debt_ceiling (
+    id integer NOT NULL,
+    header_id integer NOT NULL,
+    what text,
+    data numeric,
+    tx_idx integer NOT NULL,
+    raw_log jsonb
+);
+
+
+--
+-- Name: pit_file_debt_ceiling_id_seq; Type: SEQUENCE; Schema: maker; Owner: -
+--
+
+CREATE SEQUENCE maker.pit_file_debt_ceiling_id_seq
+    AS integer
+    START WITH 1
+    INCREMENT BY 1
+    NO MINVALUE
+    NO MAXVALUE
+    CACHE 1;
+
+
+--
+-- Name: pit_file_debt_ceiling_id_seq; Type: SEQUENCE OWNED BY; Schema: maker; Owner: -
+--
+
+ALTER SEQUENCE maker.pit_file_debt_ceiling_id_seq OWNED BY maker.pit_file_debt_ceiling.id;
+
+
+--
+-- Name: pit_file_ilk; Type: TABLE; Schema: maker; Owner: -
+--
+
+CREATE TABLE maker.pit_file_ilk (
+    id integer NOT NULL,
+    header_id integer NOT NULL,
+    ilk text,
+    what text,
+    data numeric,
+    tx_idx integer NOT NULL,
+    raw_log jsonb
+);
+
+
+--
+-- Name: pit_file_ilk_id_seq; Type: SEQUENCE; Schema: maker; Owner: -
+--
+
+CREATE SEQUENCE maker.pit_file_ilk_id_seq
+    AS integer
+    START WITH 1
+    INCREMENT BY 1
+    NO MINVALUE
+    NO MAXVALUE
+    CACHE 1;
+
+
+--
+-- Name: pit_file_ilk_id_seq; Type: SEQUENCE OWNED BY; Schema: maker; Owner: -
+--
+
+ALTER SEQUENCE maker.pit_file_ilk_id_seq OWNED BY maker.pit_file_ilk.id;
+
+
+--
+-- Name: pit_file_stability_fee; Type: TABLE; Schema: maker; Owner: -
+--
+
+CREATE TABLE maker.pit_file_stability_fee (
+    id integer NOT NULL,
+    header_id integer NOT NULL,
+    what text,
+    data text,
+    tx_idx integer NOT NULL,
+    raw_log jsonb
+);
+
+
+--
+-- Name: pit_file_stability_fee_id_seq; Type: SEQUENCE; Schema: maker; Owner: -
+--
+
+CREATE SEQUENCE maker.pit_file_stability_fee_id_seq
+    AS integer
+    START WITH 1
+    INCREMENT BY 1
+    NO MINVALUE
+    NO MAXVALUE
+    CACHE 1;
+
+
+--
+-- Name: pit_file_stability_fee_id_seq; Type: SEQUENCE OWNED BY; Schema: maker; Owner: -
+--
+
+ALTER SEQUENCE maker.pit_file_stability_fee_id_seq OWNED BY maker.pit_file_stability_fee.id;
+
+
 --
 -- Name: price_feeds; Type: TABLE; Schema: maker; Owner: -
 --
@@ -619,6 +723,27 @@ ALTER TABLE ONLY maker.flip_kick ALTER COLUMN db_id SET DEFAULT nextval('maker.f
 ALTER TABLE ONLY maker.frob ALTER COLUMN id SET DEFAULT nextval('maker.frob_id_seq'::regclass);
 
 
+--
+-- Name: pit_file_debt_ceiling id; Type: DEFAULT; Schema: maker; Owner: -
+--
+
+ALTER TABLE ONLY maker.pit_file_debt_ceiling ALTER COLUMN id SET DEFAULT nextval('maker.pit_file_debt_ceiling_id_seq'::regclass);
+
+
+--
+-- Name: pit_file_ilk id; Type: DEFAULT; Schema: maker; Owner: -
+--
+
+ALTER TABLE ONLY maker.pit_file_ilk ALTER COLUMN id SET DEFAULT nextval('maker.pit_file_ilk_id_seq'::regclass);
+
+
+--
+-- Name: pit_file_stability_fee id; Type: DEFAULT; Schema: maker; Owner: -
+--
+
+ALTER TABLE ONLY maker.pit_file_stability_fee ALTER COLUMN id SET DEFAULT nextval('maker.pit_file_stability_fee_id_seq'::regclass);
+
+
 --
 -- Name: price_feeds id; Type: DEFAULT; Schema: maker; Owner: -
 --
@@ -744,6 +869,54 @@ ALTER TABLE ONLY maker.frob
     ADD CONSTRAINT frob_pkey PRIMARY KEY (id);
 
 
+--
+-- Name: pit_file_debt_ceiling pit_file_debt_ceiling_header_id_tx_idx_key; Type: CONSTRAINT; Schema: maker; Owner: -
+--
+
+ALTER TABLE ONLY maker.pit_file_debt_ceiling
+    ADD CONSTRAINT pit_file_debt_ceiling_header_id_tx_idx_key UNIQUE (header_id, tx_idx);
+
+
+--
+-- Name: pit_file_debt_ceiling pit_file_debt_ceiling_pkey; Type: CONSTRAINT; Schema: maker; Owner: -
+--
+
+ALTER TABLE ONLY maker.pit_file_debt_ceiling
+    ADD CONSTRAINT pit_file_debt_ceiling_pkey PRIMARY KEY (id);
+
+
+--
+-- Name: pit_file_ilk pit_file_ilk_header_id_tx_idx_key; Type: CONSTRAINT; Schema: maker; Owner: -
+--
+
+ALTER TABLE ONLY maker.pit_file_ilk
+    ADD CONSTRAINT pit_file_ilk_header_id_tx_idx_key UNIQUE (header_id, tx_idx);
+
+
+--
+-- Name: pit_file_ilk pit_file_ilk_pkey; Type: CONSTRAINT; Schema: maker; Owner: -
+--
+
+ALTER TABLE ONLY maker.pit_file_ilk
+    ADD CONSTRAINT pit_file_ilk_pkey PRIMARY KEY (id);
+
+
+--
+-- Name: pit_file_stability_fee pit_file_stability_fee_header_id_tx_idx_key; Type: CONSTRAINT; Schema: maker; Owner: -
+--
+
+ALTER TABLE ONLY maker.pit_file_stability_fee
+    ADD CONSTRAINT pit_file_stability_fee_header_id_tx_idx_key UNIQUE (header_id, tx_idx);
+
+
+--
+-- Name: pit_file_stability_fee pit_file_stability_fee_pkey; Type: CONSTRAINT; Schema: maker; Owner: -
+--
+
+ALTER TABLE ONLY maker.pit_file_stability_fee
+    ADD CONSTRAINT pit_file_stability_fee_pkey PRIMARY KEY (id);
+
+
 --
 -- Name: price_feeds price_feeds_header_id_medianizer_address_tx_idx_key; Type: CONSTRAINT; Schema: maker; Owner: -
 --
@@ -939,6 +1112,30 @@ ALTER TABLE ONLY maker.price_feeds
     ADD CONSTRAINT headers_fk FOREIGN KEY (header_id) REFERENCES public.headers(id) ON DELETE CASCADE;
 
 
+--
+-- Name: pit_file_debt_ceiling pit_file_debt_ceiling_header_id_fkey; Type: FK CONSTRAINT; Schema: maker; Owner: -
+--
+
+ALTER TABLE ONLY maker.pit_file_debt_ceiling
+    ADD CONSTRAINT pit_file_debt_ceiling_header_id_fkey FOREIGN KEY (header_id) REFERENCES public.headers(id) ON DELETE CASCADE;
+
+
+--
+-- Name: pit_file_ilk pit_file_ilk_header_id_fkey; Type: FK CONSTRAINT; Schema: maker; Owner: -
+--
+
+ALTER TABLE ONLY maker.pit_file_ilk
+    ADD CONSTRAINT pit_file_ilk_header_id_fkey FOREIGN KEY (header_id) REFERENCES public.headers(id) ON DELETE CASCADE;
+
+
+--
+-- Name: pit_file_stability_fee pit_file_stability_fee_header_id_fkey; Type: FK CONSTRAINT; Schema: maker; Owner: -
+--
+
+ALTER TABLE ONLY maker.pit_file_stability_fee
+    ADD CONSTRAINT pit_file_stability_fee_header_id_fkey FOREIGN KEY (header_id) REFERENCES public.headers(id) ON DELETE CASCADE;
+
+
 --
 -- Name: tend tend_header_id_fkey; Type: FK CONSTRAINT; Schema: maker; Owner: -
 --

pkg/transformers/bite/bite_suite_test.go

@@ -19,9 +19,15 @@ import (
 
 	. "github.com/onsi/ginkgo"
 	. "github.com/onsi/gomega"
+	"io/ioutil"
+	"log"
 )
 
 func TestBite(t *testing.T) {
 	RegisterFailHandler(Fail)
 	RunSpecs(t, "Bite Suite")
 }
+
+var _ = BeforeSuite(func() {
+	log.SetOutput(ioutil.Discard)
+})

pkg/transformers/bite/config.go

@@ -21,9 +21,9 @@ import (
 )
 
 var BiteConfig = shared.TransformerConfig{
-	ContractAddresses:   "0xe0f0fa6982c59d8aa4ae0134bfe048327bd788cacf758b643ca41f055ffce76c", //this is a temporary address deployed locally
+	ContractAddress:     "0xe0f0fa6982c59d8aa4ae0134bfe048327bd788cacf758b643ca41f055ffce76c", //this is a temporary address deployed locally
-	ContractAbi:         BiteABI,
+	ContractAbi:         shared.CatABI,
-	Topics:              []string{BiteSignature},
+	Topics:              []string{shared.BiteSignature},
 	StartingBlockNumber: 0,
 	EndingBlockNumber:   100,
 }

pkg/transformers/bite/constants.go

@@ -1,22 +0,0 @@
-/*
- *  Copyright 2018 Vulcanize
- *
- *  Licensed under the Apache License, Version 2.0 (the "License");
- *  you may not use this file except in compliance with the License.
- *  You may obtain a copy of the License at
- *
- *       http://www.apache.org/licenses/LICENSE-2.0
- *
- *  Unless required by applicable law or agreed to in writing, software
- *  distributed under the License is distributed on an "AS IS" BASIS,
- *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *  See the License for the specific language governing permissions and
- *  limitations under the License.
- */
-
-package bite
-
-var (
-	BiteABI       = "[{\"constant\":true,\"inputs\":[],\"name\":\"vat\",\"outputs\":[{\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"vow\",\"outputs\":[{\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"name\":\"flips\",\"outputs\":[{\"name\":\"ilk\",\"type\":\"bytes32\"},{\"name\":\"lad\",\"type\":\"bytes32\"},{\"name\":\"ink\",\"type\":\"uint256\"},{\"name\":\"tab\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"nflip\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"live\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"\",\"type\":\"address\"}],\"name\":\"wards\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"\",\"type\":\"bytes32\"}],\"name\":\"ilks\",\"outputs\":[{\"name\":\"flip\",\"type\":\"address\"},{\"name\":\"chop\",\"type\":\"uint256\"},{\"name\":\"lump\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"pit\",\"outputs\":[{\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"name\":\"vat_\",\"type\":\"address\"},{\"name\":\"pit_\",\"type\":\"address\"},{\"name\":\"vow_\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"name\":\"ilk\",\"type\":\"bytes32\"},{\"indexed\":true,\"name\":\"lad\",\"type\":\"bytes32\"},{\"indexed\":false,\"name\":\"ink\",\"type\":\"uint256\"},{\"indexed\":false,\"name\":\"art\",\"type\":\"uint256\"},{\"indexed\":false,\"name\":\"tab\",\"type\":\"uint256\"},{\"indexed\":false,\"name\":\"flip\",\"type\":\"uint256\"},{\"indexed\":false,\"name\":\"iArt\",\"type\":\"uint256\"}],\"name\":\"Bite\",\"type\":\"event\"},{\"anonymous\":true,\"inputs\":[{\"indexed\":true,\"name\":\"sig\",\"type\":\"bytes4\"},{\"indexed\":true,\"name\":\"guy\",\"type\":\"address\"},{\"indexed\":true,\"name\":\"foo\",\"type\":\"bytes32\"},{\"indexed\":true,\"name\":\"bar\",\"type\":\"bytes32\"},{\"indexed\":false,\"name\":\"wad\",\"type\":\"uint256\"},{\"indexed\":false,\"name\":\"fax\",\"type\":\"bytes\"}],\"name\":\"LogNote\",\"type\":\"event\"},{\"constant\":false,\"inputs\":[{\"name\":\"guy\",\"type\":\"address\"}],\"name\":\"rely\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"guy\",\"type\":\"address\"}],\"name\":\"deny\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"ilk\",\"type\":\"bytes32\"},{\"name\":\"what\",\"type\":\"bytes32\"},{\"name\":\"data\",\"type\":\"uint256\"}],\"name\":\"file\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"ilk\",\"type\":\"bytes32\"},{\"name\":\"what\",\"type\":\"bytes32\"},{\"name\":\"flip\",\"type\":\"address\"}],\"name\":\"file\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"ilk\",\"type\":\"bytes32\"},{\"name\":\"lad\",\"type\":\"bytes32\"}],\"name\":\"bite\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"n\",\"type\":\"uint256\"},{\"name\":\"wad\",\"type\":\"uint256\"}],\"name\":\"flip\",\"outputs\":[{\"name\":\"id\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"}]"
-	BiteSignature = "0x99b5620489b6ef926d4518936cfec15d305452712b88bd59da2d9c10fb0953e8"
-)

pkg/transformers/bite/converter_test.go

@@ -26,6 +26,7 @@ import (
 
 	. "github.com/onsi/ginkgo"
 	. "github.com/onsi/gomega"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
 )
 
 var _ = Describe("Bite Converter", func() {
@@ -33,7 +34,7 @@ var _ = Describe("Bite Converter", func() {
 
 	Describe("ToEntity", func() {
 		It("converts an eth log to a bite entity", func() {
-			entity, err := converter.ToEntity(test_data.TemporaryBiteAddress, bite.BiteABI, test_data.EthBiteLog)
+			entity, err := converter.ToEntity(test_data.TemporaryBiteAddress, shared.CatABI, test_data.EthBiteLog)
 
 			Expect(err).NotTo(HaveOccurred())
 			Expect(entity.Ilk).To(Equal(test_data.BiteEntity.Ilk))

pkg/transformers/bite/integration_test.go

@@ -48,7 +48,7 @@ var _ = Describe("Integration tests", func() {
 		transactionConverter := rpc2.NewRpcTransactionConverter(ethClient)
 		realBlockChain := geth.NewBlockChain(blockChainClient, realNode, transactionConverter)
 		realFetcher := shared.NewFetcher(realBlockChain)
-		topic0 := common.HexToHash(bite.BiteSignature)
+		topic0 := common.HexToHash(shared.BiteSignature)
 		topics := [][]common.Hash{{topic0}}
 
 		result, err := realFetcher.FetchLogs(test_data.TemporaryBiteAddress, topics, int64(26))
@@ -64,7 +64,7 @@ var _ = Describe("Integration tests", func() {
 
 	It("unpacks an event log", func() {
 		address := common.HexToAddress(test_data.TemporaryBiteAddress)
-		abi, err := geth.ParseAbi(bite.BiteABI)
+		abi, err := geth.ParseAbi(shared.CatABI)
 		Expect(err).NotTo(HaveOccurred())
 
 		contract := bind.NewBoundContract(address, abi, nil, nil, nil)

pkg/transformers/bite/transformer.go

@@ -59,14 +59,14 @@ func (b BiteTransformer) Execute() error {
 	}
 
 	for _, header := range missingHeaders {
-		ethLogs, err := b.Fetcher.FetchLogs(config.ContractAddresses, topics, header.BlockNumber)
+		ethLogs, err := b.Fetcher.FetchLogs(config.ContractAddress, topics, header.BlockNumber)
 		if err != nil {
 			log.Println("Error fetching matching logs:", err)
 			return err
 		}
 
 		for _, ethLog := range ethLogs {
-			entity, err := b.Converter.ToEntity(config.ContractAddresses, config.ContractAbi, ethLog)
+			entity, err := b.Converter.ToEntity(config.ContractAddress, config.ContractAbi, ethLog)
 			model, err := b.Converter.ToModel(entity)
 			if err != nil {
 				log.Println("Error converting logs:", err)

pkg/transformers/bite/transfromer_test.go

@@ -53,7 +53,7 @@ var _ = Describe("Bite Transformer", func() {
 		}
 
 		testConfig = shared.TransformerConfig{
-			ContractAddresses:   "0x12345",
+			ContractAddress:     "0x12345",
 			ContractAbi:         "test abi",
 			Topics:              []string{shared.BiteSignature},
 			StartingBlockNumber: blockNumber1,
@@ -85,7 +85,7 @@ var _ = Describe("Bite Transformer", func() {
 		Expect(err).NotTo(HaveOccurred())
 		Expect(fetcher.FetchedBlocks).To(Equal([]int64{blockNumber1, blockNumber2}))
 		Expect(fetcher.FetchedTopics).To(Equal(expectedTopics))
-		Expect(fetcher.FetchedContractAddress).To(Equal(bite.BiteConfig.ContractAddresses))
+		Expect(fetcher.FetchedContractAddress).To(Equal(bite.BiteConfig.ContractAddress))
 	})
 
 	It("returns an error if fetching logs fails", func() {
@@ -103,7 +103,7 @@ var _ = Describe("Bite Transformer", func() {
 		err := transformer.Execute()
 
 		Expect(err).NotTo(HaveOccurred())
-		Expect(converter.ConverterContract).To(Equal(bite.BiteConfig.ContractAddresses))
+		Expect(converter.ConverterContract).To(Equal(bite.BiteConfig.ContractAddress))
 		Expect(converter.ConverterAbi).To(Equal(bite.BiteConfig.ContractAbi))
 		Expect(converter.LogsToConvert).To(Equal([]types.Log{test_data.EthBiteLog}))
 	})

pkg/transformers/flip_kick/config.go

@@ -17,7 +17,7 @@ package flip_kick
 import "github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
 
 var FlipKickConfig = shared.TransformerConfig{
-	ContractAddresses:   shared.FlipperContractAddress,
+	ContractAddress:     shared.FlipperContractAddress,
 	ContractAbi:         shared.FlipperABI,
 	Topics:              []string{shared.FlipKickSignature},
 	StartingBlockNumber: 0,

pkg/transformers/flip_kick/transformer.go

@@ -91,13 +91,13 @@ func (fkt FlipKickTransformer) Execute() error {
 	log.Printf("Fetching event logs for %d headers \n", len(headers))
 	var resultingErrors []error
 	for _, header := range headers {
-		ethLogs, err := fkt.Fetcher.FetchLogs(config.ContractAddresses, topics, header.BlockNumber)
+		ethLogs, err := fkt.Fetcher.FetchLogs(config.ContractAddress, topics, header.BlockNumber)
 		if err != nil {
 			resultingErrors = append(resultingErrors, newTransformerError(err, header.BlockNumber, FetcherError))
 		}
 
 		for _, ethLog := range ethLogs {
-			entity, err := fkt.Converter.ToEntity(config.ContractAddresses, config.ContractAbi, ethLog)
+			entity, err := fkt.Converter.ToEntity(config.ContractAddress, config.ContractAbi, ethLog)
 			if err != nil {
 				resultingErrors = append(resultingErrors, newTransformerError(err, header.BlockNumber, LogToEntityError))
 			}

pkg/transformers/flip_kick/transformer_test.go

@@ -54,7 +54,7 @@ var _ = Describe("FlipKick Transformer", func() {
 
 		startingBlockNumber := rand.Int63()
 		testConfig = shared.TransformerConfig{
-			ContractAddresses:   "0x12345",
+			ContractAddress:     "0x12345",
 			ContractAbi:         "test abi",
 			Topics:              []string{shared.FlipKickSignature},
 			StartingBlockNumber: startingBlockNumber,
@@ -83,7 +83,7 @@ var _ = Describe("FlipKick Transformer", func() {
 		err := transformer.Execute()
 		Expect(err).NotTo(HaveOccurred())
 
-		Expect(fetcher.FetchedContractAddress).To(Equal(testConfig.ContractAddresses))
+		Expect(fetcher.FetchedContractAddress).To(Equal(testConfig.ContractAddress))
 		Expect(fetcher.FetchedTopics).To(Equal(expectedTopics))
 		Expect(fetcher.FetchedBlocks).To(Equal([]int64{blockNumber}))
 	})
@@ -100,7 +100,7 @@ var _ = Describe("FlipKick Transformer", func() {
 		err := transformer.Execute()
 		Expect(err).NotTo(HaveOccurred())
 
-		Expect(converter.ConverterContract).To(Equal(testConfig.ContractAddresses))
+		Expect(converter.ConverterContract).To(Equal(testConfig.ContractAddress))
 		Expect(converter.ConverterAbi).To(Equal(testConfig.ContractAbi))
 		Expect(converter.LogsToConvert).To(Equal(logs))
 		Expect(converter.EntitiesToConvert).To(Equal([]flip_kick.FlipKickEntity{test_data.FlipKickEntity}))

pkg/transformers/frob/config.go

@@ -17,9 +17,9 @@ package frob
 import "github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
 
 var FrobConfig = shared.TransformerConfig{
-	ContractAddresses:   "0xff3f2400f1600f3f493a9a92704a29b96795af1a", //this is a temporary address deployed locally
+	ContractAddress:     "0xff3f2400f1600f3f493a9a92704a29b96795af1a", //this is a temporary address deployed locally
-	ContractAbi:         FrobABI,
+	ContractAbi:         shared.PitABI,
-	Topics:              []string{FrobEventSignature},
+	Topics:              []string{shared.FrobSignature},
 	StartingBlockNumber: 0,
 	EndingBlockNumber:   100,
 }

pkg/transformers/frob/constants.go

@@ -1,20 +0,0 @@
-// Copyright 2018 Vulcanize
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-package frob
-
-var (
-	FrobABI            = `[{"constant":true,"inputs":[],"name":"vat","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"live","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"drip","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"Line","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[{"name":"","type":"address"}],"name":"wards","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[{"name":"","type":"bytes32"}],"name":"ilks","outputs":[{"name":"spot","type":"uint256"},{"name":"line","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function"},{"inputs":[{"name":"vat_","type":"address"}],"payable":false,"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"name":"ilk","type":"bytes32"},{"indexed":true,"name":"lad","type":"bytes32"},{"indexed":false,"name":"ink","type":"uint256"},{"indexed":false,"name":"art","type":"uint256"},{"indexed":false,"name":"dink","type":"int256"},{"indexed":false,"name":"dart","type":"int256"},{"indexed":false,"name":"iArt","type":"uint256"}],"name":"Frob","type":"event"},{"anonymous":true,"inputs":[{"indexed":true,"name":"sig","type":"bytes4"},{"indexed":true,"name":"guy","type":"address"},{"indexed":true,"name":"foo","type":"bytes32"},{"indexed":true,"name":"bar","type":"bytes32"},{"indexed":false,"name":"wad","type":"uint256"},{"indexed":false,"name":"fax","type":"bytes"}],"name":"LogNote","type":"event"},{"constant":false,"inputs":[{"name":"guy","type":"address"}],"name":"rely","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"guy","type":"address"}],"name":"deny","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"ilk","type":"bytes32"},{"name":"what","type":"bytes32"},{"name":"data","type":"uint256"}],"name":"file","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"what","type":"bytes32"},{"name":"data","type":"uint256"}],"name":"file","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"what","type":"bytes32"},{"name":"data","type":"address"}],"name":"file","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"ilk","type":"bytes32"},{"name":"dink","type":"int256"},{"name":"dart","type":"int256"}],"name":"frob","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"}]`
-	FrobEventSignature = "0x6cedf1d3a466a3d6bab04887b1642177bf6dbf1daa737c2e8f639cd0b020d9d0"
-)

pkg/transformers/frob/converter.go

@@ -19,12 +19,13 @@ import (
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/core/types"
 
+	"encoding/json"
 	"github.com/vulcanize/vulcanizedb/pkg/geth"
 )
 
 type Converter interface {
 	ToEntity(contractAddress string, contractAbi string, ethLog types.Log) (FrobEntity, error)
-	ToModel(flipKick FrobEntity) FrobModel
+	ToModel(flipKick FrobEntity) (FrobModel, error)
 }
 
 type FrobConverter struct {
@@ -39,17 +40,25 @@ func (FrobConverter) ToEntity(contractAddress string, contractAbi string, ethLog
 	}
 	contract := bind.NewBoundContract(address, abi, nil, nil, nil)
 	err = contract.UnpackLog(&entity, "Frob", ethLog)
+	entity.TransactionIndex = ethLog.TxIndex
+	entity.Raw = ethLog
 	return entity, err
 }
 
-func (FrobConverter) ToModel(frob FrobEntity) FrobModel {
+func (FrobConverter) ToModel(frob FrobEntity) (FrobModel, error) {
-	return FrobModel{
+	rawLog, err := json.Marshal(frob.Raw)
-		Ilk:  frob.Ilk[:],
+	if err != nil {
-		Lad:  frob.Lad[:],
+		return FrobModel{}, err
-		Dink: frob.Dink.String(),
-		Dart: frob.Dart.String(),
-		Ink:  frob.Ink.String(),
-		Art:  frob.Art.String(),
-		IArt: frob.IArt.String(),
 	}
+	return FrobModel{
+		Ilk:              frob.Ilk[:],
+		Urn:              frob.Urn[:],
+		Ink:              frob.Ink.String(),
+		Art:              frob.Art.String(),
+		Dink:             frob.Dink.String(),
+		Dart:             frob.Dart.String(),
+		IArt:             frob.IArt.String(),
+		TransactionIndex: frob.TransactionIndex,
+		Raw:              rawLog,
+	}, nil
 }

pkg/transformers/frob/converter_test.go

@@ -19,6 +19,7 @@ import (
 	. "github.com/onsi/gomega"
 
 	"github.com/vulcanize/vulcanizedb/pkg/transformers/frob"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
 	"github.com/vulcanize/vulcanizedb/pkg/transformers/test_data"
 )
 
@@ -26,7 +27,7 @@ var _ = Describe("Frob converter", func() {
 	It("converts a log to an entity", func() {
 		converter := frob.FrobConverter{}
 
-		entity, err := converter.ToEntity(test_data.TemporaryFrobAddress, frob.FrobABI, test_data.EthFrobLog)
+		entity, err := converter.ToEntity(test_data.TemporaryFrobAddress, shared.PitABI, test_data.EthFrobLog)
 
 		Expect(err).NotTo(HaveOccurred())
 		Expect(entity).To(Equal(test_data.FrobEntity))
@@ -35,8 +36,9 @@ var _ = Describe("Frob converter", func() {
 	It("converts an entity to a model", func() {
 		converter := frob.FrobConverter{}
 
-		model := converter.ToModel(test_data.FrobEntity)
+		model, err := converter.ToModel(test_data.FrobEntity)
 
+		Expect(err).NotTo(HaveOccurred())
 		Expect(model).To(Equal(test_data.FrobModel))
 	})
 })

pkg/transformers/frob/entity.go

@@ -16,14 +16,18 @@ package frob
 
 import (
 	"math/big"
+
+	"github.com/ethereum/go-ethereum/core/types"
 )
 
 type FrobEntity struct {
-	Ilk  [32]byte
+	Ilk              [32]byte
-	Lad  [32]byte
+	Urn              [32]byte
-	Ink  *big.Int
+	Ink              *big.Int
-	Art  *big.Int
+	Art              *big.Int
-	Dink *big.Int
+	Dink             *big.Int
-	Dart *big.Int
+	Dart             *big.Int
-	IArt *big.Int
+	IArt             *big.Int
+	TransactionIndex uint
+	Raw              types.Log
 }

pkg/transformers/frob/integration_test.go

@@ -46,7 +46,7 @@ var _ = Describe("Integration tests", func() {
 		transactionConverter := vRpc.NewRpcTransactionConverter(ethClient)
 		realBlockChain := geth.NewBlockChain(blockChainClient, realNode, transactionConverter)
 		realFetcher := shared.NewFetcher(realBlockChain)
-		topic0 := common.HexToHash(frob.FrobEventSignature)
+		topic0 := common.HexToHash(shared.FrobSignature)
 		topics := [][]common.Hash{{topic0}}
 
 		result, err := realFetcher.FetchLogs(test_data.TemporaryFrobAddress, topics, int64(12))
@@ -62,7 +62,7 @@ var _ = Describe("Integration tests", func() {
 
 	It("unpacks an event log", func() {
 		address := common.HexToAddress(test_data.TemporaryFrobAddress)
-		abi, err := geth.ParseAbi(frob.FrobABI)
+		abi, err := geth.ParseAbi(shared.PitABI)
 		Expect(err).NotTo(HaveOccurred())
 
 		contract := bind.NewBoundContract(address, abi, nil, nil, nil)
@@ -78,6 +78,6 @@ var _ = Describe("Integration tests", func() {
 		Expect(entity.IArt).To(Equal(expectedEntity.IArt))
 		Expect(entity.Ilk).To(Equal(expectedEntity.Ilk))
 		Expect(entity.Ink).To(Equal(expectedEntity.Ink))
-		Expect(entity.Lad).To(Equal(expectedEntity.Lad))
+		Expect(entity.Urn).To(Equal(expectedEntity.Urn))
 	})
 })

pkg/transformers/frob/model.go

@@ -15,11 +15,13 @@
 package frob
 
 type FrobModel struct {
-	Ilk  []byte
+	Ilk              []byte
-	Lad  []byte
+	Urn              []byte
-	Ink  string
+	Ink              string
-	Art  string
+	Art              string
-	Dink string
+	Dink             string
-	Dart string
+	Dart             string
-	IArt string
+	IArt             string
+	TransactionIndex uint   `db:"tx_idx"`
+	Raw              []byte `db:"raw_log"`
 }

pkg/transformers/frob/repository.go

@@ -20,7 +20,7 @@ import (
 )
 
 type Repository interface {
-	Create(headerID int64, transactionIndex uint, model FrobModel) error
+	Create(headerID int64, model FrobModel) error
 	MissingHeaders(startingBlockNumber, endingBlockNumber int64) ([]core.Header, error)
 }
 
@@ -32,10 +32,10 @@ func NewFrobRepository(db *postgres.DB) FrobRepository {
 	return FrobRepository{db: db}
 }
 
-func (repository FrobRepository) Create(headerID int64, transactionIndex uint, model FrobModel) error {
+func (repository FrobRepository) Create(headerID int64, model FrobModel) error {
-	_, err := repository.db.Exec(`INSERT INTO maker.frob (header_id, tx_idx, art, dart, dink, iart, ilk, ink, lad)
+	_, err := repository.db.Exec(`INSERT INTO maker.frob (header_id, art, dart, dink, iart, ilk, ink, urn, raw_log, tx_idx)
-		VALUES($1, $2, $3::NUMERIC, $4::NUMERIC, $5::NUMERIC, $6::NUMERIC, $7, $8::NUMERIC, $9)`,
+		VALUES($1, $2::NUMERIC, $3::NUMERIC, $4::NUMERIC, $5::NUMERIC, $6, $7::NUMERIC, $8, $9, $10)`,
-		headerID, transactionIndex, model.Art, model.Dart, model.Dink, model.IArt, model.Ilk, model.Ink, model.Lad)
+		headerID, model.Art, model.Dart, model.Dink, model.IArt, model.Ilk, model.Ink, model.Urn, model.Raw, model.TransactionIndex)
 	return err
 }
 

pkg/transformers/frob/repository_test.go

@@ -30,56 +30,61 @@ import (
 var _ = Describe("Frob repository", func() {
 	Describe("Create", func() {
 		It("adds a frob", func() {
-			node := core.Node{}
+			db := test_config.NewTestDB(core.Node{})
-			db := test_config.NewTestDB(node)
 			test_config.CleanTestDB(db)
 			headerRepository := repositories.NewHeaderRepository(db)
 			headerID, err := headerRepository.CreateOrUpdateHeader(core.Header{})
 			Expect(err).NotTo(HaveOccurred())
 			frobRepository := frob.NewFrobRepository(db)
 
-			err = frobRepository.Create(headerID, 123, test_data.FrobModel)
+			err = frobRepository.Create(headerID, test_data.FrobModel)
 
 			Expect(err).NotTo(HaveOccurred())
 			var dbFrob frob.FrobModel
-			err = db.Get(&dbFrob, `SELECT art, dart, dink, iart, ilk, ink, lad FROM maker.frob WHERE header_id = $1`, headerID)
+			err = db.Get(&dbFrob, `SELECT art, dart, dink, iart, ilk, ink, urn, tx_idx, raw_log FROM maker.frob WHERE header_id = $1`, headerID)
 			Expect(err).NotTo(HaveOccurred())
-			Expect(dbFrob).To(Equal(test_data.FrobModel))
+			Expect(dbFrob.Ilk).To(Equal(test_data.FrobModel.Ilk))
+			Expect(dbFrob.Urn).To(Equal(test_data.FrobModel.Urn))
+			Expect(dbFrob.Ink).To(Equal(test_data.FrobModel.Ink))
+			Expect(dbFrob.Art).To(Equal(test_data.FrobModel.Art))
+			Expect(dbFrob.Dink).To(Equal(test_data.FrobModel.Dink))
+			Expect(dbFrob.Dart).To(Equal(test_data.FrobModel.Dart))
+			Expect(dbFrob.IArt).To(Equal(test_data.FrobModel.IArt))
+			Expect(dbFrob.TransactionIndex).To(Equal(test_data.FrobModel.TransactionIndex))
+			Expect(dbFrob.Raw).To(MatchJSON(test_data.FrobModel.Raw))
 		})
 
 		It("does not duplicate frob events", func() {
-			node := core.Node{}
+			db := test_config.NewTestDB(core.Node{})
-			db := test_config.NewTestDB(node)
 			test_config.CleanTestDB(db)
 			headerRepository := repositories.NewHeaderRepository(db)
 			headerID, err := headerRepository.CreateOrUpdateHeader(core.Header{})
 			Expect(err).NotTo(HaveOccurred())
 			frobRepository := frob.NewFrobRepository(db)
-			err = frobRepository.Create(headerID, 123, test_data.FrobModel)
+			err = frobRepository.Create(headerID, test_data.FrobModel)
 			Expect(err).NotTo(HaveOccurred())
 
-			err = frobRepository.Create(headerID, 123, test_data.FrobModel)
+			err = frobRepository.Create(headerID, test_data.FrobModel)
 
 			Expect(err).To(HaveOccurred())
 			Expect(err.Error()).To(ContainSubstring("pq: duplicate key value violates unique constraint"))
 		})
 
 		It("removes frob if corresponding header is deleted", func() {
-			node := core.Node{}
+			db := test_config.NewTestDB(core.Node{})
-			db := test_config.NewTestDB(node)
 			test_config.CleanTestDB(db)
 			headerRepository := repositories.NewHeaderRepository(db)
 			headerID, err := headerRepository.CreateOrUpdateHeader(core.Header{})
 			Expect(err).NotTo(HaveOccurred())
 			frobRepository := frob.NewFrobRepository(db)
-			err = frobRepository.Create(headerID, 123, test_data.FrobModel)
+			err = frobRepository.Create(headerID, test_data.FrobModel)
 			Expect(err).NotTo(HaveOccurred())
 
 			_, err = db.Exec(`DELETE FROM headers WHERE id = $1`, headerID)
 
 			Expect(err).NotTo(HaveOccurred())
 			var dbFrob frob.FrobModel
-			err = db.Get(&dbFrob, `SELECT art, iart, ilk, ink, lad FROM maker.frob WHERE header_id = $1`, headerID)
+			err = db.Get(&dbFrob, `SELECT art, iart, ilk, ink, urn, tx_idx, raw_log FROM maker.frob WHERE header_id = $1`, headerID)
 			Expect(err).To(HaveOccurred())
 			Expect(err).To(MatchError(sql.ErrNoRows))
 		})
@@ -87,8 +92,7 @@ var _ = Describe("Frob repository", func() {
 
 	Describe("MissingHeaders", func() {
 		It("returns headers with no associated frob event", func() {
-			node := core.Node{}
+			db := test_config.NewTestDB(core.Node{})
-			db := test_config.NewTestDB(node)
 			test_config.CleanTestDB(db)
 			headerRepository := repositories.NewHeaderRepository(db)
 			startingBlockNumber := int64(1)
@@ -102,7 +106,7 @@ var _ = Describe("Frob repository", func() {
 				Expect(err).NotTo(HaveOccurred())
 			}
 			frobRepository := frob.NewFrobRepository(db)
-			err := frobRepository.Create(headerIDs[1], 123, test_data.FrobModel)
+			err := frobRepository.Create(headerIDs[1], test_data.FrobModel)
 			Expect(err).NotTo(HaveOccurred())
 
 			headers, err := frobRepository.MissingHeaders(startingBlockNumber, endingBlockNumber)
@@ -114,13 +118,11 @@ var _ = Describe("Frob repository", func() {
 		})
 
 		It("only returns headers associated with the current node", func() {
-			nodeOne := core.Node{}
+			db := test_config.NewTestDB(core.Node{})
-			db := test_config.NewTestDB(nodeOne)
 			test_config.CleanTestDB(db)
 			blockNumbers := []int64{1, 2, 3}
 			headerRepository := repositories.NewHeaderRepository(db)
-			nodeTwo := core.Node{ID: "second"}
+			dbTwo := test_config.NewTestDB(core.Node{ID: "second"})
-			dbTwo := test_config.NewTestDB(nodeTwo)
 			headerRepositoryTwo := repositories.NewHeaderRepository(dbTwo)
 			var headerIDs []int64
 			for _, n := range blockNumbers {
@@ -132,7 +134,7 @@ var _ = Describe("Frob repository", func() {
 			}
 			frobRepository := frob.NewFrobRepository(db)
 			frobRepositoryTwo := frob.NewFrobRepository(dbTwo)
-			err := frobRepository.Create(headerIDs[0], 0, test_data.FrobModel)
+			err := frobRepository.Create(headerIDs[0], test_data.FrobModel)
 			Expect(err).NotTo(HaveOccurred())
 
 			nodeOneMissingHeaders, err := frobRepository.MissingHeaders(blockNumbers[0], blockNumbers[len(blockNumbers)-1])

pkg/transformers/frob/transformer.go

@@ -51,18 +51,21 @@ func (transformer FrobTransformer) Execute() error {
 		return err
 	}
 	for _, header := range missingHeaders {
-		topics := [][]common.Hash{{common.HexToHash(FrobEventSignature)}}
+		topics := [][]common.Hash{{common.HexToHash(shared.FrobSignature)}}
-		matchingLogs, err := transformer.Fetcher.FetchLogs(FrobConfig.ContractAddresses, topics, header.BlockNumber)
+		matchingLogs, err := transformer.Fetcher.FetchLogs(FrobConfig.ContractAddress, topics, header.BlockNumber)
 		if err != nil {
 			return err
 		}
 		for _, log := range matchingLogs {
-			entity, err := transformer.Converter.ToEntity(FrobConfig.ContractAddresses, FrobConfig.ContractAbi, log)
+			entity, err := transformer.Converter.ToEntity(FrobConfig.ContractAddress, FrobConfig.ContractAbi, log)
 			if err != nil {
 				return err
 			}
-			model := transformer.Converter.ToModel(entity)
+			model, err := transformer.Converter.ToModel(entity)
-			err = transformer.Repository.Create(header.Id, log.TxIndex, model)
+			if err != nil {
+				return err
+			}
+			err = transformer.Repository.Create(header.Id, model)
 			if err != nil {
 				return err
 			}

pkg/transformers/frob/transformer_test.go

@@ -23,6 +23,7 @@ import (
 	"github.com/vulcanize/vulcanizedb/pkg/core"
 	"github.com/vulcanize/vulcanizedb/pkg/fakes"
 	"github.com/vulcanize/vulcanizedb/pkg/transformers/frob"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
 	"github.com/vulcanize/vulcanizedb/pkg/transformers/test_data"
 	"github.com/vulcanize/vulcanizedb/pkg/transformers/test_data/mocks"
 	frob_mocks "github.com/vulcanize/vulcanizedb/pkg/transformers/test_data/mocks/frob"
@@ -74,8 +75,8 @@ var _ = Describe("Frob transformer", func() {
 
 		Expect(err).NotTo(HaveOccurred())
 		Expect(fetcher.FetchedBlocks).To(Equal([]int64{1, 2}))
-		Expect(fetcher.FetchedContractAddress).To(Equal(frob.FrobConfig.ContractAddresses))
+		Expect(fetcher.FetchedContractAddress).To(Equal(frob.FrobConfig.ContractAddress))
-		Expect(fetcher.FetchedTopics).To(Equal([][]common.Hash{{common.HexToHash(frob.FrobEventSignature)}}))
+		Expect(fetcher.FetchedTopics).To(Equal([][]common.Hash{{common.HexToHash(shared.FrobSignature)}}))
 	})
 
 	It("returns error if fetcher returns error", func() {
@@ -95,7 +96,7 @@ var _ = Describe("Frob transformer", func() {
 		Expect(err).To(MatchError(fakes.FakeError))
 	})
 
-	It("converts matching logs", func() {
+	It("converts matching logs to entity", func() {
 		converter := &frob_mocks.MockFrobConverter{}
 		fetcher := &mocks.MockLogFetcher{}
 		fetcher.SetFetchedLogs([]types.Log{test_data.EthFrobLog})
@@ -110,15 +111,51 @@ var _ = Describe("Frob transformer", func() {
 		err := transformer.Execute()
 
 		Expect(err).NotTo(HaveOccurred())
-		Expect(converter.PassedContractAddress).To(Equal(frob.FrobConfig.ContractAddresses))
+		Expect(converter.PassedContractAddress).To(Equal(frob.FrobConfig.ContractAddress))
 		Expect(converter.PassedContractABI).To(Equal(frob.FrobConfig.ContractAbi))
 		Expect(converter.PassedLog).To(Equal(test_data.EthFrobLog))
+	})
+
+	It("returns error if converting to entity returns error", func() {
+		converter := &frob_mocks.MockFrobConverter{}
+		converter.SetToEntityError(fakes.FakeError)
+		fetcher := &mocks.MockLogFetcher{}
+		fetcher.SetFetchedLogs([]types.Log{test_data.EthFrobLog})
+		repository := &frob_mocks.MockFrobRepository{}
+		repository.SetMissingHeaders([]core.Header{{BlockNumber: 1}})
+		transformer := frob.FrobTransformer{
+			Fetcher:    fetcher,
+			Converter:  converter,
+			Repository: repository,
+		}
+
+		err := transformer.Execute()
+
+		Expect(err).To(HaveOccurred())
+		Expect(err).To(MatchError(fakes.FakeError))
+	})
+
+	It("converts frob entity to model", func() {
+		converter := &frob_mocks.MockFrobConverter{}
+		fetcher := &mocks.MockLogFetcher{}
+		fetcher.SetFetchedLogs([]types.Log{test_data.EthFrobLog})
+		repository := &frob_mocks.MockFrobRepository{}
+		repository.SetMissingHeaders([]core.Header{{BlockNumber: 1}})
+		transformer := frob.FrobTransformer{
+			Fetcher:    fetcher,
+			Converter:  converter,
+			Repository: repository,
+		}
+
+		err := transformer.Execute()
+
+		Expect(err).NotTo(HaveOccurred())
 		Expect(converter.PassedEntity).To(Equal(test_data.FrobEntity))
 	})
 
-	It("returns error if converter returns error", func() {
+	It("returns error if converting to model returns error", func() {
 		converter := &frob_mocks.MockFrobConverter{}
-		converter.SetConverterError(fakes.FakeError)
+		converter.SetToModelError(fakes.FakeError)
 		fetcher := &mocks.MockLogFetcher{}
 		fetcher.SetFetchedLogs([]types.Log{test_data.EthFrobLog})
 		repository := &frob_mocks.MockFrobRepository{}
@@ -152,7 +189,6 @@ var _ = Describe("Frob transformer", func() {
 
 		Expect(err).NotTo(HaveOccurred())
 		Expect(repository.PassedHeaderID).To(Equal(fakeHeader.Id))
-		Expect(repository.PassedTransactionIndex).To(Equal(test_data.EthFrobLog.TxIndex))
 		Expect(repository.PassedFrobModel).To(Equal(test_data.FrobModel))
 	})
 

pkg/transformers/pit_file/config.go

@@ -0,0 +1,13 @@
+package pit_file
+
+import (
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
+)
+
+var PitFileConfig = shared.TransformerConfig{
+	ContractAddress:     "0xff3f2400f1600f3f493a9a92704a29b96795af1a", // temporary address from Ganache deploy
+	ContractAbi:         shared.PitABI,
+	Topics:              []string{shared.PitFileIlkSignature, shared.PitFileDebtCeilingSignature, shared.PitFileStabilityFeeSignature},
+	StartingBlockNumber: 0,
+	EndingBlockNumber:   100,
+}

pkg/transformers/pit_file/debt_ceiling/converter.go

@@ -0,0 +1,29 @@
+package debt_ceiling
+
+import (
+	"encoding/json"
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/core/types"
+	"math/big"
+)
+
+type Converter interface {
+	ToModel(contractAddress string, contractAbi string, ethLog types.Log) (PitFileDebtCeilingModel, error)
+}
+
+type PitFileDebtCeilingConverter struct{}
+
+func (PitFileDebtCeilingConverter) ToModel(contractAddress string, contractAbi string, ethLog types.Log) (PitFileDebtCeilingModel, error) {
+	what := common.HexToAddress(ethLog.Topics[1].String()).String()
+	itemByteLength := 32
+	riskBytes := ethLog.Data[len(ethLog.Data)-itemByteLength:]
+	data := big.NewInt(0).SetBytes(riskBytes).String()
+
+	raw, err := json.Marshal(ethLog)
+	return PitFileDebtCeilingModel{
+		What:             what,
+		Data:             data,
+		TransactionIndex: ethLog.TxIndex,
+		Raw:              raw,
+	}, err
+}

pkg/transformers/pit_file/debt_ceiling/converter_test.go

@@ -0,0 +1,25 @@
+package debt_ceiling_test
+
+import (
+	. "github.com/onsi/ginkgo"
+	. "github.com/onsi/gomega"
+
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/pit_file/debt_ceiling"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/test_data"
+)
+
+var _ = Describe("", func() {
+	It("converts a log to an model", func() {
+		converter := debt_ceiling.PitFileDebtCeilingConverter{}
+
+		model, err := converter.ToModel(test_data.PitAddress, shared.PitABI, test_data.EthPitFileDebtCeilingLog)
+
+		Expect(err).NotTo(HaveOccurred())
+		Expect(model.What).To(Equal(test_data.PitFileDebtCeilingModel.What))
+		Expect(model.Data).To(Equal(test_data.PitFileDebtCeilingModel.Data))
+		Expect(model.TransactionIndex).To(Equal(test_data.PitFileDebtCeilingModel.TransactionIndex))
+		Expect(model.Raw).To(Equal(test_data.PitFileDebtCeilingModel.Raw))
+		Expect(model).To(Equal(test_data.PitFileDebtCeilingModel))
+	})
+})

pkg/transformers/pit_file/debt_ceiling/debt_ceiling_suite_test.go

@@ -0,0 +1,13 @@
+package debt_ceiling_test
+
+import (
+	"testing"
+
+	. "github.com/onsi/ginkgo"
+	. "github.com/onsi/gomega"
+)
+
+func TestDebtCeiling(t *testing.T) {
+	RegisterFailHandler(Fail)
+	RunSpecs(t, "DebtCeiling Suite")
+}

pkg/transformers/pit_file/debt_ceiling/model.go

@@ -0,0 +1,8 @@
+package debt_ceiling
+
+type PitFileDebtCeilingModel struct {
+	What             string
+	Data             string
+	TransactionIndex uint   `db:"tx_idx"`
+	Raw              []byte `db:"raw_log"`
+}

pkg/transformers/pit_file/debt_ceiling/repository.go

@@ -0,0 +1,48 @@
+package debt_ceiling
+
+import (
+	"github.com/vulcanize/vulcanizedb/pkg/core"
+	"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres"
+)
+
+type Repository interface {
+	Create(headerID int64, model PitFileDebtCeilingModel) error
+	MissingHeaders(startingBlockNumber, endingBlockNumber int64) ([]core.Header, error)
+}
+
+type PitFileDebtCeilingRepository struct {
+	db *postgres.DB
+}
+
+func NewPitFileDebtCeilingRepository(db *postgres.DB) PitFileDebtCeilingRepository {
+	return PitFileDebtCeilingRepository{
+		db: db,
+	}
+}
+
+func (repository PitFileDebtCeilingRepository) Create(headerID int64, model PitFileDebtCeilingModel) error {
+	_, err := repository.db.Exec(
+		`INSERT into maker.pit_file_debt_ceiling (header_id, what, data, tx_idx, raw_log)
+        VALUES($1, $2, $3::NUMERIC, $4, $5)`,
+		headerID, model.What, model.Data, model.TransactionIndex, model.Raw,
+	)
+	return err
+}
+
+func (repository PitFileDebtCeilingRepository) MissingHeaders(startingBlockNumber, endingBlockNumber int64) ([]core.Header, error) {
+	var result []core.Header
+	err := repository.db.Select(
+		&result,
+		`SELECT headers.id, headers.block_number FROM headers
+               LEFT JOIN maker.pit_file_debt_ceiling on headers.id = header_id
+               WHERE header_id ISNULL
+               AND headers.block_number >= $1
+               AND headers.block_number <= $2
+               AND headers.eth_node_fingerprint = $3`,
+		startingBlockNumber,
+		endingBlockNumber,
+		repository.db.Node.ID,
+	)
+
+	return result, err
+}

pkg/transformers/pit_file/debt_ceiling/repository_test.go

@@ -0,0 +1,130 @@
+package debt_ceiling_test
+
+import (
+	"database/sql"
+
+	. "github.com/onsi/ginkgo"
+	. "github.com/onsi/gomega"
+
+	"github.com/vulcanize/vulcanizedb/pkg/core"
+	"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres/repositories"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/pit_file/debt_ceiling"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/test_data"
+	"github.com/vulcanize/vulcanizedb/test_config"
+)
+
+var _ = Describe("", func() {
+	Describe("Create", func() {
+		It("adds a pit file debt ceiling event", func() {
+			db := test_config.NewTestDB(core.Node{})
+			test_config.CleanTestDB(db)
+			headerRepository := repositories.NewHeaderRepository(db)
+			headerID, err := headerRepository.CreateOrUpdateHeader(core.Header{})
+			Expect(err).NotTo(HaveOccurred())
+			pitFileRepository := debt_ceiling.NewPitFileDebtCeilingRepository(db)
+
+			err = pitFileRepository.Create(headerID, test_data.PitFileDebtCeilingModel)
+
+			Expect(err).NotTo(HaveOccurred())
+			var dbPitFile debt_ceiling.PitFileDebtCeilingModel
+			err = db.Get(&dbPitFile, `SELECT what, data, tx_idx, raw_log FROM maker.pit_file_debt_ceiling WHERE header_id = $1`, headerID)
+			Expect(err).NotTo(HaveOccurred())
+			Expect(dbPitFile.What).To(Equal(test_data.PitFileDebtCeilingModel.What))
+			Expect(dbPitFile.Data).To(Equal(test_data.PitFileDebtCeilingModel.Data))
+			Expect(dbPitFile.TransactionIndex).To(Equal(test_data.PitFileDebtCeilingModel.TransactionIndex))
+			Expect(dbPitFile.Raw).To(MatchJSON(test_data.PitFileDebtCeilingModel.Raw))
+		})
+
+		It("does not duplicate pit file events", func() {
+			db := test_config.NewTestDB(core.Node{})
+			test_config.CleanTestDB(db)
+			headerRepository := repositories.NewHeaderRepository(db)
+			headerID, err := headerRepository.CreateOrUpdateHeader(core.Header{})
+			Expect(err).NotTo(HaveOccurred())
+			pitFileRepository := debt_ceiling.NewPitFileDebtCeilingRepository(db)
+			err = pitFileRepository.Create(headerID, test_data.PitFileDebtCeilingModel)
+			Expect(err).NotTo(HaveOccurred())
+
+			err = pitFileRepository.Create(headerID, test_data.PitFileDebtCeilingModel)
+
+			Expect(err).To(HaveOccurred())
+			Expect(err.Error()).To(ContainSubstring("pq: duplicate key value violates unique constraint"))
+		})
+
+		It("removes pit file if corresponding header is deleted", func() {
+			db := test_config.NewTestDB(core.Node{})
+			test_config.CleanTestDB(db)
+			headerRepository := repositories.NewHeaderRepository(db)
+			headerID, err := headerRepository.CreateOrUpdateHeader(core.Header{})
+			Expect(err).NotTo(HaveOccurred())
+			pitFileRepository := debt_ceiling.NewPitFileDebtCeilingRepository(db)
+			err = pitFileRepository.Create(headerID, test_data.PitFileDebtCeilingModel)
+			Expect(err).NotTo(HaveOccurred())
+
+			_, err = db.Exec(`DELETE FROM headers WHERE id = $1`, headerID)
+
+			Expect(err).NotTo(HaveOccurred())
+			var dbPitFile debt_ceiling.PitFileDebtCeilingModel
+			err = db.Get(&dbPitFile, `SELECT what, data, tx_idx, raw_log FROM maker.pit_file_debt_ceiling WHERE header_id = $1`, headerID)
+			Expect(err).To(HaveOccurred())
+			Expect(err).To(MatchError(sql.ErrNoRows))
+		})
+	})
+
+	Describe("MissingHeaders", func() {
+		It("returns headers with no associated pit file event", func() {
+			db := test_config.NewTestDB(core.Node{})
+			test_config.CleanTestDB(db)
+			headerRepository := repositories.NewHeaderRepository(db)
+			startingBlockNumber := int64(1)
+			pitFileBlockNumber := int64(2)
+			endingBlockNumber := int64(3)
+			blockNumbers := []int64{startingBlockNumber, pitFileBlockNumber, endingBlockNumber, endingBlockNumber + 1}
+			var headerIDs []int64
+			for _, n := range blockNumbers {
+				headerID, err := headerRepository.CreateOrUpdateHeader(core.Header{BlockNumber: n})
+				headerIDs = append(headerIDs, headerID)
+				Expect(err).NotTo(HaveOccurred())
+			}
+			pitFileRepository := debt_ceiling.NewPitFileDebtCeilingRepository(db)
+			err := pitFileRepository.Create(headerIDs[1], test_data.PitFileDebtCeilingModel)
+			Expect(err).NotTo(HaveOccurred())
+
+			headers, err := pitFileRepository.MissingHeaders(startingBlockNumber, endingBlockNumber)
+
+			Expect(err).NotTo(HaveOccurred())
+			Expect(len(headers)).To(Equal(2))
+			Expect(headers[0].BlockNumber).To(Or(Equal(startingBlockNumber), Equal(endingBlockNumber)))
+			Expect(headers[1].BlockNumber).To(Or(Equal(startingBlockNumber), Equal(endingBlockNumber)))
+		})
+
+		It("only returns headers associated with the current node", func() {
+			db := test_config.NewTestDB(core.Node{})
+			test_config.CleanTestDB(db)
+			blockNumbers := []int64{1, 2, 3}
+			headerRepository := repositories.NewHeaderRepository(db)
+			dbTwo := test_config.NewTestDB(core.Node{ID: "second"})
+			headerRepositoryTwo := repositories.NewHeaderRepository(dbTwo)
+			var headerIDs []int64
+			for _, n := range blockNumbers {
+				headerID, err := headerRepository.CreateOrUpdateHeader(core.Header{BlockNumber: n})
+				Expect(err).NotTo(HaveOccurred())
+				headerIDs = append(headerIDs, headerID)
+				_, err = headerRepositoryTwo.CreateOrUpdateHeader(core.Header{BlockNumber: n})
+				Expect(err).NotTo(HaveOccurred())
+			}
+			pitFileRepository := debt_ceiling.NewPitFileDebtCeilingRepository(db)
+			pitFileRepositoryTwo := debt_ceiling.NewPitFileDebtCeilingRepository(dbTwo)
+			err := pitFileRepository.Create(headerIDs[0], test_data.PitFileDebtCeilingModel)
+			Expect(err).NotTo(HaveOccurred())
+
+			nodeOneMissingHeaders, err := pitFileRepository.MissingHeaders(blockNumbers[0], blockNumbers[len(blockNumbers)-1])
+			Expect(err).NotTo(HaveOccurred())
+			Expect(len(nodeOneMissingHeaders)).To(Equal(len(blockNumbers) - 1))
+
+			nodeTwoMissingHeaders, err := pitFileRepositoryTwo.MissingHeaders(blockNumbers[0], blockNumbers[len(blockNumbers)-1])
+			Expect(err).NotTo(HaveOccurred())
+			Expect(len(nodeTwoMissingHeaders)).To(Equal(len(blockNumbers)))
+		})
+	})
+})

pkg/transformers/pit_file/debt_ceiling/transformer.go

@@ -0,0 +1,57 @@
+package debt_ceiling
+
+import (
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/vulcanize/vulcanizedb/pkg/core"
+	"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/pit_file"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
+)
+
+type PitFileDebtCeilingTransformer struct {
+	Config     shared.TransformerConfig
+	Converter  Converter
+	Fetcher    shared.LogFetcher
+	Repository Repository
+}
+
+type PitFileDebtCeilingTransformerInitializer struct {
+	Config shared.TransformerConfig
+}
+
+func (initializer PitFileDebtCeilingTransformerInitializer) NewPitFileDebtCeilingTransformer(db *postgres.DB, blockChain core.BlockChain) shared.Transformer {
+	converter := PitFileDebtCeilingConverter{}
+	fetcher := shared.NewFetcher(blockChain)
+	repository := NewPitFileDebtCeilingRepository(db)
+	return PitFileDebtCeilingTransformer{
+		Config:     initializer.Config,
+		Converter:  converter,
+		Fetcher:    fetcher,
+		Repository: repository,
+	}
+}
+
+func (transformer PitFileDebtCeilingTransformer) Execute() error {
+	missingHeaders, err := transformer.Repository.MissingHeaders(transformer.Config.StartingBlockNumber, transformer.Config.EndingBlockNumber)
+	if err != nil {
+		return err
+	}
+	for _, header := range missingHeaders {
+		topics := [][]common.Hash{{common.HexToHash(shared.PitFileDebtCeilingSignature)}}
+		matchingLogs, err := transformer.Fetcher.FetchLogs(pit_file.PitFileConfig.ContractAddress, topics, header.BlockNumber)
+		if err != nil {
+			return err
+		}
+		for _, log := range matchingLogs {
+			model, err := transformer.Converter.ToModel(pit_file.PitFileConfig.ContractAddress, shared.PitABI, log)
+			if err != nil {
+				return err
+			}
+			err = transformer.Repository.Create(header.Id, model)
+			if err != nil {
+				return err
+			}
+		}
+	}
+	return nil
+}

pkg/transformers/pit_file/debt_ceiling/transformer_test.go

@@ -0,0 +1,162 @@
+package debt_ceiling_test
+
+import (
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/core/types"
+	. "github.com/onsi/ginkgo"
+	. "github.com/onsi/gomega"
+	"github.com/vulcanize/vulcanizedb/pkg/core"
+	"github.com/vulcanize/vulcanizedb/pkg/fakes"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/pit_file"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/pit_file/debt_ceiling"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/test_data"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/test_data/mocks"
+	debt_ceiling_mocks "github.com/vulcanize/vulcanizedb/pkg/transformers/test_data/mocks/pit_file/debt_ceiling"
+)
+
+var _ = Describe("", func() {
+	It("gets missing headers for block numbers specified in config", func() {
+		repository := &debt_ceiling_mocks.MockPitFileDebtCeilingRepository{}
+		transformer := debt_ceiling.PitFileDebtCeilingTransformer{
+			Config:     pit_file.PitFileConfig,
+			Fetcher:    &mocks.MockLogFetcher{},
+			Converter:  &debt_ceiling_mocks.MockPitFileDebtCeilingConverter{},
+			Repository: repository,
+		}
+
+		err := transformer.Execute()
+
+		Expect(err).NotTo(HaveOccurred())
+		Expect(repository.PassedStartingBlockNumber).To(Equal(pit_file.PitFileConfig.StartingBlockNumber))
+		Expect(repository.PassedEndingBlockNumber).To(Equal(pit_file.PitFileConfig.EndingBlockNumber))
+	})
+
+	It("returns error if repository returns error for missing headers", func() {
+		repository := &debt_ceiling_mocks.MockPitFileDebtCeilingRepository{}
+		repository.SetMissingHeadersErr(fakes.FakeError)
+		transformer := debt_ceiling.PitFileDebtCeilingTransformer{
+			Fetcher:    &mocks.MockLogFetcher{},
+			Converter:  &debt_ceiling_mocks.MockPitFileDebtCeilingConverter{},
+			Repository: repository,
+		}
+
+		err := transformer.Execute()
+
+		Expect(err).To(HaveOccurred())
+		Expect(err).To(MatchError(fakes.FakeError))
+	})
+
+	It("fetches logs for missing headers", func() {
+		fetcher := &mocks.MockLogFetcher{}
+		repository := &debt_ceiling_mocks.MockPitFileDebtCeilingRepository{}
+		repository.SetMissingHeaders([]core.Header{{BlockNumber: 1}, {BlockNumber: 2}})
+		transformer := debt_ceiling.PitFileDebtCeilingTransformer{
+			Fetcher:    fetcher,
+			Converter:  &debt_ceiling_mocks.MockPitFileDebtCeilingConverter{},
+			Repository: repository,
+		}
+
+		err := transformer.Execute()
+
+		Expect(err).NotTo(HaveOccurred())
+		Expect(fetcher.FetchedBlocks).To(Equal([]int64{1, 2}))
+		Expect(fetcher.FetchedContractAddress).To(Equal(pit_file.PitFileConfig.ContractAddress))
+		Expect(fetcher.FetchedTopics).To(Equal([][]common.Hash{{common.HexToHash(shared.PitFileDebtCeilingSignature)}}))
+	})
+
+	It("returns error if fetcher returns error", func() {
+		fetcher := &mocks.MockLogFetcher{}
+		fetcher.SetFetcherError(fakes.FakeError)
+		repository := &debt_ceiling_mocks.MockPitFileDebtCeilingRepository{}
+		repository.SetMissingHeaders([]core.Header{{BlockNumber: 1}})
+		transformer := debt_ceiling.PitFileDebtCeilingTransformer{
+			Fetcher:    fetcher,
+			Converter:  &debt_ceiling_mocks.MockPitFileDebtCeilingConverter{},
+			Repository: repository,
+		}
+
+		err := transformer.Execute()
+
+		Expect(err).To(HaveOccurred())
+		Expect(err).To(MatchError(fakes.FakeError))
+	})
+
+	It("converts matching logs", func() {
+		converter := &debt_ceiling_mocks.MockPitFileDebtCeilingConverter{}
+		fetcher := &mocks.MockLogFetcher{}
+		fetcher.SetFetchedLogs([]types.Log{test_data.EthPitFileDebtCeilingLog})
+		repository := &debt_ceiling_mocks.MockPitFileDebtCeilingRepository{}
+		repository.SetMissingHeaders([]core.Header{{BlockNumber: 1}})
+		transformer := debt_ceiling.PitFileDebtCeilingTransformer{
+			Fetcher:    fetcher,
+			Converter:  converter,
+			Repository: repository,
+		}
+
+		err := transformer.Execute()
+
+		Expect(err).NotTo(HaveOccurred())
+		Expect(converter.PassedContractAddress).To(Equal(pit_file.PitFileConfig.ContractAddress))
+		Expect(converter.PassedContractABI).To(Equal(pit_file.PitFileConfig.ContractAbi))
+		Expect(converter.PassedLog).To(Equal(test_data.EthPitFileDebtCeilingLog))
+	})
+
+	It("returns error if converter returns error", func() {
+		converter := &debt_ceiling_mocks.MockPitFileDebtCeilingConverter{}
+		converter.SetConverterError(fakes.FakeError)
+		fetcher := &mocks.MockLogFetcher{}
+		fetcher.SetFetchedLogs([]types.Log{test_data.EthPitFileDebtCeilingLog})
+		repository := &debt_ceiling_mocks.MockPitFileDebtCeilingRepository{}
+		repository.SetMissingHeaders([]core.Header{{BlockNumber: 1}})
+		transformer := debt_ceiling.PitFileDebtCeilingTransformer{
+			Fetcher:    fetcher,
+			Converter:  converter,
+			Repository: repository,
+		}
+
+		err := transformer.Execute()
+
+		Expect(err).To(HaveOccurred())
+		Expect(err).To(MatchError(fakes.FakeError))
+	})
+
+	It("persists pit file model", func() {
+		converter := &debt_ceiling_mocks.MockPitFileDebtCeilingConverter{}
+		fetcher := &mocks.MockLogFetcher{}
+		fetcher.SetFetchedLogs([]types.Log{test_data.EthPitFileDebtCeilingLog})
+		repository := &debt_ceiling_mocks.MockPitFileDebtCeilingRepository{}
+		fakeHeader := core.Header{BlockNumber: 1, Id: 2}
+		repository.SetMissingHeaders([]core.Header{fakeHeader})
+		transformer := debt_ceiling.PitFileDebtCeilingTransformer{
+			Fetcher:    fetcher,
+			Converter:  converter,
+			Repository: repository,
+		}
+
+		err := transformer.Execute()
+
+		Expect(err).NotTo(HaveOccurred())
+		Expect(repository.PassedHeaderID).To(Equal(fakeHeader.Id))
+		Expect(repository.PassedModel).To(Equal(test_data.PitFileDebtCeilingModel))
+	})
+
+	It("returns error if repository returns error for create", func() {
+		converter := &debt_ceiling_mocks.MockPitFileDebtCeilingConverter{}
+		fetcher := &mocks.MockLogFetcher{}
+		fetcher.SetFetchedLogs([]types.Log{test_data.EthPitFileDebtCeilingLog})
+		repository := &debt_ceiling_mocks.MockPitFileDebtCeilingRepository{}
+		repository.SetMissingHeaders([]core.Header{{BlockNumber: 1, Id: 2}})
+		repository.SetCreateError(fakes.FakeError)
+		transformer := debt_ceiling.PitFileDebtCeilingTransformer{
+			Fetcher:    fetcher,
+			Converter:  converter,
+			Repository: repository,
+		}
+
+		err := transformer.Execute()
+
+		Expect(err).To(HaveOccurred())
+		Expect(err).To(MatchError(fakes.FakeError))
+	})
+})

pkg/transformers/pit_file/ilk/converter.go

@@ -0,0 +1,31 @@
+package ilk
+
+import (
+	"bytes"
+	"encoding/json"
+	"github.com/ethereum/go-ethereum/core/types"
+	"math/big"
+)
+
+type Converter interface {
+	ToModel(contractAddress string, contractAbi string, ethLog types.Log) (PitFileIlkModel, error)
+}
+
+type PitFileIlkConverter struct{}
+
+func (PitFileIlkConverter) ToModel(contractAddress string, contractAbi string, ethLog types.Log) (entity PitFileIlkModel, err error) {
+	ilk := string(bytes.Trim(ethLog.Topics[2].Bytes(), "\x00"))
+	what := string(bytes.Trim(ethLog.Topics[3].Bytes(), "\x00"))
+	itemByteLength := 32
+	riskBytes := ethLog.Data[len(ethLog.Data)-itemByteLength:]
+	risk := big.NewInt(0).SetBytes(riskBytes).String()
+
+	raw, err := json.Marshal(ethLog)
+	return PitFileIlkModel{
+		Ilk:              ilk,
+		What:             what,
+		Data:             risk,
+		TransactionIndex: ethLog.TxIndex,
+		Raw:              raw,
+	}, err
+}

pkg/transformers/pit_file/ilk/converter_test.go

@@ -0,0 +1,20 @@
+package ilk_test
+
+import (
+	. "github.com/onsi/ginkgo"
+	. "github.com/onsi/gomega"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/pit_file/ilk"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/test_data"
+)
+
+var _ = Describe("Pit file ilk converter", func() {
+	It("converts a log to an model", func() {
+		converter := ilk.PitFileIlkConverter{}
+
+		model, err := converter.ToModel(test_data.PitAddress, shared.PitABI, test_data.EthPitFileIlkLog)
+
+		Expect(err).NotTo(HaveOccurred())
+		Expect(model).To(Equal(test_data.PitFileIlkModel))
+	})
+})

pkg/transformers/pit_file/ilk/ilk_suite_test.go

@@ -0,0 +1,13 @@
+package ilk_test
+
+import (
+	"testing"
+
+	. "github.com/onsi/ginkgo"
+	. "github.com/onsi/gomega"
+)
+
+func TestIlk(t *testing.T) {
+	RegisterFailHandler(Fail)
+	RunSpecs(t, "Ilk Suite")
+}

pkg/transformers/pit_file/ilk/model.go

@@ -0,0 +1,9 @@
+package ilk
+
+type PitFileIlkModel struct {
+	Ilk              string
+	What             string
+	Data             string
+	TransactionIndex uint   `db:"tx_idx"`
+	Raw              []byte `db:"raw_log"`
+}

pkg/transformers/pit_file/ilk/repository.go

@@ -0,0 +1,48 @@
+package ilk
+
+import (
+	"github.com/vulcanize/vulcanizedb/pkg/core"
+	"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres"
+)
+
+type Repository interface {
+	Create(headerID int64, model PitFileIlkModel) error
+	MissingHeaders(startingBlockNumber, endingBlockNumber int64) ([]core.Header, error)
+}
+
+type PitFileIlkRepository struct {
+	db *postgres.DB
+}
+
+func NewPitFileIlkRepository(db *postgres.DB) PitFileIlkRepository {
+	return PitFileIlkRepository{
+		db: db,
+	}
+}
+
+func (repository PitFileIlkRepository) Create(headerID int64, model PitFileIlkModel) error {
+	_, err := repository.db.Exec(
+		`INSERT into maker.pit_file_ilk (header_id, ilk, what, data, tx_idx, raw_log)
+        VALUES($1, $2, $3, $4::NUMERIC, $5, $6)`,
+		headerID, model.Ilk, model.What, model.Data, model.TransactionIndex, model.Raw,
+	)
+	return err
+}
+
+func (repository PitFileIlkRepository) MissingHeaders(startingBlockNumber, endingBlockNumber int64) ([]core.Header, error) {
+	var result []core.Header
+	err := repository.db.Select(
+		&result,
+		`SELECT headers.id, headers.block_number FROM headers
+               LEFT JOIN maker.pit_file_ilk on headers.id = header_id
+               WHERE header_id ISNULL
+               AND headers.block_number >= $1
+               AND headers.block_number <= $2
+               AND headers.eth_node_fingerprint = $3`,
+		startingBlockNumber,
+		endingBlockNumber,
+		repository.db.Node.ID,
+	)
+
+	return result, err
+}

pkg/transformers/pit_file/ilk/repository_test.go

@@ -0,0 +1,129 @@
+package ilk_test
+
+import (
+	"database/sql"
+	. "github.com/onsi/ginkgo"
+	. "github.com/onsi/gomega"
+	"github.com/vulcanize/vulcanizedb/pkg/core"
+	"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres/repositories"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/pit_file/ilk"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/test_data"
+	"github.com/vulcanize/vulcanizedb/test_config"
+)
+
+var _ = Describe("Pit file ilk repository", func() {
+	Describe("Create", func() {
+		It("adds a pit file ilk event", func() {
+			db := test_config.NewTestDB(core.Node{})
+			test_config.CleanTestDB(db)
+			headerRepository := repositories.NewHeaderRepository(db)
+			headerID, err := headerRepository.CreateOrUpdateHeader(core.Header{})
+			Expect(err).NotTo(HaveOccurred())
+			pitFileRepository := ilk.NewPitFileIlkRepository(db)
+
+			err = pitFileRepository.Create(headerID, test_data.PitFileIlkModel)
+
+			Expect(err).NotTo(HaveOccurred())
+			var dbPitFile ilk.PitFileIlkModel
+			err = db.Get(&dbPitFile, `SELECT ilk, what, data, tx_idx, raw_log FROM maker.pit_file_ilk WHERE header_id = $1`, headerID)
+			Expect(err).NotTo(HaveOccurred())
+			Expect(dbPitFile.Ilk).To(Equal(test_data.PitFileIlkModel.Ilk))
+			Expect(dbPitFile.What).To(Equal(test_data.PitFileIlkModel.What))
+			Expect(dbPitFile.Data).To(Equal(test_data.PitFileIlkModel.Data))
+			Expect(dbPitFile.TransactionIndex).To(Equal(test_data.PitFileIlkModel.TransactionIndex))
+			Expect(dbPitFile.Raw).To(MatchJSON(test_data.PitFileIlkModel.Raw))
+		})
+
+		It("does not duplicate pit file ilk events", func() {
+			db := test_config.NewTestDB(core.Node{})
+			test_config.CleanTestDB(db)
+			headerRepository := repositories.NewHeaderRepository(db)
+			headerID, err := headerRepository.CreateOrUpdateHeader(core.Header{})
+			Expect(err).NotTo(HaveOccurred())
+			pitFileRepository := ilk.NewPitFileIlkRepository(db)
+			err = pitFileRepository.Create(headerID, test_data.PitFileIlkModel)
+			Expect(err).NotTo(HaveOccurred())
+
+			err = pitFileRepository.Create(headerID, test_data.PitFileIlkModel)
+
+			Expect(err).To(HaveOccurred())
+			Expect(err.Error()).To(ContainSubstring("pq: duplicate key value violates unique constraint"))
+		})
+
+		It("removes pit file ilk if corresponding header is deleted", func() {
+			db := test_config.NewTestDB(core.Node{})
+			test_config.CleanTestDB(db)
+			headerRepository := repositories.NewHeaderRepository(db)
+			headerID, err := headerRepository.CreateOrUpdateHeader(core.Header{})
+			Expect(err).NotTo(HaveOccurred())
+			pitFileRepository := ilk.NewPitFileIlkRepository(db)
+			err = pitFileRepository.Create(headerID, test_data.PitFileIlkModel)
+			Expect(err).NotTo(HaveOccurred())
+
+			_, err = db.Exec(`DELETE FROM headers WHERE id = $1`, headerID)
+
+			Expect(err).NotTo(HaveOccurred())
+			var dbPitFile ilk.PitFileIlkModel
+			err = db.Get(&dbPitFile, `SELECT ilk, what, data, tx_idx, raw_log FROM maker.pit_file_ilk WHERE header_id = $1`, headerID)
+			Expect(err).To(HaveOccurred())
+			Expect(err).To(MatchError(sql.ErrNoRows))
+		})
+	})
+
+	Describe("MissingHeaders", func() {
+		It("returns headers with no associated pit file ilk event", func() {
+			db := test_config.NewTestDB(core.Node{})
+			test_config.CleanTestDB(db)
+			headerRepository := repositories.NewHeaderRepository(db)
+			startingBlockNumber := int64(1)
+			pitFileBlockNumber := int64(2)
+			endingBlockNumber := int64(3)
+			blockNumbers := []int64{startingBlockNumber, pitFileBlockNumber, endingBlockNumber, endingBlockNumber + 1}
+			var headerIDs []int64
+			for _, n := range blockNumbers {
+				headerID, err := headerRepository.CreateOrUpdateHeader(core.Header{BlockNumber: n})
+				headerIDs = append(headerIDs, headerID)
+				Expect(err).NotTo(HaveOccurred())
+			}
+			pitFileRepository := ilk.NewPitFileIlkRepository(db)
+			err := pitFileRepository.Create(headerIDs[1], test_data.PitFileIlkModel)
+			Expect(err).NotTo(HaveOccurred())
+
+			headers, err := pitFileRepository.MissingHeaders(startingBlockNumber, endingBlockNumber)
+
+			Expect(err).NotTo(HaveOccurred())
+			Expect(len(headers)).To(Equal(2))
+			Expect(headers[0].BlockNumber).To(Or(Equal(startingBlockNumber), Equal(endingBlockNumber)))
+			Expect(headers[1].BlockNumber).To(Or(Equal(startingBlockNumber), Equal(endingBlockNumber)))
+		})
+
+		It("only returns headers associated with the current node", func() {
+			db := test_config.NewTestDB(core.Node{})
+			test_config.CleanTestDB(db)
+			blockNumbers := []int64{1, 2, 3}
+			headerRepository := repositories.NewHeaderRepository(db)
+			dbTwo := test_config.NewTestDB(core.Node{ID: "second"})
+			headerRepositoryTwo := repositories.NewHeaderRepository(dbTwo)
+			var headerIDs []int64
+			for _, n := range blockNumbers {
+				headerID, err := headerRepository.CreateOrUpdateHeader(core.Header{BlockNumber: n})
+				Expect(err).NotTo(HaveOccurred())
+				headerIDs = append(headerIDs, headerID)
+				_, err = headerRepositoryTwo.CreateOrUpdateHeader(core.Header{BlockNumber: n})
+				Expect(err).NotTo(HaveOccurred())
+			}
+			pitFileRepository := ilk.NewPitFileIlkRepository(db)
+			pitFileRepositoryTwo := ilk.NewPitFileIlkRepository(dbTwo)
+			err := pitFileRepository.Create(headerIDs[0], test_data.PitFileIlkModel)
+			Expect(err).NotTo(HaveOccurred())
+
+			nodeOneMissingHeaders, err := pitFileRepository.MissingHeaders(blockNumbers[0], blockNumbers[len(blockNumbers)-1])
+			Expect(err).NotTo(HaveOccurred())
+			Expect(len(nodeOneMissingHeaders)).To(Equal(len(blockNumbers) - 1))
+
+			nodeTwoMissingHeaders, err := pitFileRepositoryTwo.MissingHeaders(blockNumbers[0], blockNumbers[len(blockNumbers)-1])
+			Expect(err).NotTo(HaveOccurred())
+			Expect(len(nodeTwoMissingHeaders)).To(Equal(len(blockNumbers)))
+		})
+	})
+})

pkg/transformers/pit_file/ilk/transformer.go

@@ -0,0 +1,57 @@
+package ilk
+
+import (
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/vulcanize/vulcanizedb/pkg/core"
+	"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/pit_file"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
+)
+
+type PitFileIlkTransformer struct {
+	Config     shared.TransformerConfig
+	Converter  Converter
+	Fetcher    shared.LogFetcher
+	Repository Repository
+}
+
+type PitFileIlkTransformerInitializer struct {
+	Config shared.TransformerConfig
+}
+
+func (initializer PitFileIlkTransformerInitializer) NewPitFileIlkTransformer(db *postgres.DB, blockChain core.BlockChain) shared.Transformer {
+	converter := PitFileIlkConverter{}
+	fetcher := shared.NewFetcher(blockChain)
+	repository := NewPitFileIlkRepository(db)
+	return PitFileIlkTransformer{
+		Config:     initializer.Config,
+		Converter:  converter,
+		Fetcher:    fetcher,
+		Repository: repository,
+	}
+}
+
+func (transformer PitFileIlkTransformer) Execute() error {
+	missingHeaders, err := transformer.Repository.MissingHeaders(transformer.Config.StartingBlockNumber, transformer.Config.EndingBlockNumber)
+	if err != nil {
+		return err
+	}
+	for _, header := range missingHeaders {
+		topics := [][]common.Hash{{common.HexToHash(shared.PitFileIlkSignature)}}
+		matchingLogs, err := transformer.Fetcher.FetchLogs(pit_file.PitFileConfig.ContractAddress, topics, header.BlockNumber)
+		if err != nil {
+			return err
+		}
+		for _, log := range matchingLogs {
+			model, err := transformer.Converter.ToModel(pit_file.PitFileConfig.ContractAddress, shared.PitABI, log)
+			if err != nil {
+				return err
+			}
+			err = transformer.Repository.Create(header.Id, model)
+			if err != nil {
+				return err
+			}
+		}
+	}
+	return nil
+}

pkg/transformers/pit_file/ilk/transformer_test.go

@@ -0,0 +1,162 @@
+package ilk_test
+
+import (
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/core/types"
+	. "github.com/onsi/ginkgo"
+	. "github.com/onsi/gomega"
+	"github.com/vulcanize/vulcanizedb/pkg/core"
+	"github.com/vulcanize/vulcanizedb/pkg/fakes"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/pit_file"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/pit_file/ilk"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/test_data"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/test_data/mocks"
+	pit_file_ilk_mocks "github.com/vulcanize/vulcanizedb/pkg/transformers/test_data/mocks/pit_file/ilk"
+)
+
+var _ = Describe("Pit file ilk transformer", func() {
+	It("gets missing headers for block numbers specified in config", func() {
+		repository := &pit_file_ilk_mocks.MockPitFileIlkRepository{}
+		transformer := ilk.PitFileIlkTransformer{
+			Config:     pit_file.PitFileConfig,
+			Fetcher:    &mocks.MockLogFetcher{},
+			Converter:  &pit_file_ilk_mocks.MockPitFileIlkConverter{},
+			Repository: repository,
+		}
+
+		err := transformer.Execute()
+
+		Expect(err).NotTo(HaveOccurred())
+		Expect(repository.PassedStartingBlockNumber).To(Equal(pit_file.PitFileConfig.StartingBlockNumber))
+		Expect(repository.PassedEndingBlockNumber).To(Equal(pit_file.PitFileConfig.EndingBlockNumber))
+	})
+
+	It("returns error if repository returns error for missing headers", func() {
+		repository := &pit_file_ilk_mocks.MockPitFileIlkRepository{}
+		repository.SetMissingHeadersErr(fakes.FakeError)
+		transformer := ilk.PitFileIlkTransformer{
+			Fetcher:    &mocks.MockLogFetcher{},
+			Converter:  &pit_file_ilk_mocks.MockPitFileIlkConverter{},
+			Repository: repository,
+		}
+
+		err := transformer.Execute()
+
+		Expect(err).To(HaveOccurred())
+		Expect(err).To(MatchError(fakes.FakeError))
+	})
+
+	It("fetches logs for missing headers", func() {
+		fetcher := &mocks.MockLogFetcher{}
+		repository := &pit_file_ilk_mocks.MockPitFileIlkRepository{}
+		repository.SetMissingHeaders([]core.Header{{BlockNumber: 1}, {BlockNumber: 2}})
+		transformer := ilk.PitFileIlkTransformer{
+			Fetcher:    fetcher,
+			Converter:  &pit_file_ilk_mocks.MockPitFileIlkConverter{},
+			Repository: repository,
+		}
+
+		err := transformer.Execute()
+
+		Expect(err).NotTo(HaveOccurred())
+		Expect(fetcher.FetchedBlocks).To(Equal([]int64{1, 2}))
+		Expect(fetcher.FetchedContractAddress).To(Equal(pit_file.PitFileConfig.ContractAddress))
+		Expect(fetcher.FetchedTopics).To(Equal([][]common.Hash{{common.HexToHash(shared.PitFileIlkSignature)}}))
+	})
+
+	It("returns error if fetcher returns error", func() {
+		fetcher := &mocks.MockLogFetcher{}
+		fetcher.SetFetcherError(fakes.FakeError)
+		repository := &pit_file_ilk_mocks.MockPitFileIlkRepository{}
+		repository.SetMissingHeaders([]core.Header{{BlockNumber: 1}})
+		transformer := ilk.PitFileIlkTransformer{
+			Fetcher:    fetcher,
+			Converter:  &pit_file_ilk_mocks.MockPitFileIlkConverter{},
+			Repository: repository,
+		}
+
+		err := transformer.Execute()
+
+		Expect(err).To(HaveOccurred())
+		Expect(err).To(MatchError(fakes.FakeError))
+	})
+
+	It("converts matching logs", func() {
+		converter := &pit_file_ilk_mocks.MockPitFileIlkConverter{}
+		fetcher := &mocks.MockLogFetcher{}
+		fetcher.SetFetchedLogs([]types.Log{test_data.EthPitFileIlkLog})
+		repository := &pit_file_ilk_mocks.MockPitFileIlkRepository{}
+		repository.SetMissingHeaders([]core.Header{{BlockNumber: 1}})
+		transformer := ilk.PitFileIlkTransformer{
+			Fetcher:    fetcher,
+			Converter:  converter,
+			Repository: repository,
+		}
+
+		err := transformer.Execute()
+
+		Expect(err).NotTo(HaveOccurred())
+		Expect(converter.PassedContractAddress).To(Equal(pit_file.PitFileConfig.ContractAddress))
+		Expect(converter.PassedContractABI).To(Equal(pit_file.PitFileConfig.ContractAbi))
+		Expect(converter.PassedLog).To(Equal(test_data.EthPitFileIlkLog))
+	})
+
+	It("returns error if converter returns error", func() {
+		converter := &pit_file_ilk_mocks.MockPitFileIlkConverter{}
+		converter.SetConverterError(fakes.FakeError)
+		fetcher := &mocks.MockLogFetcher{}
+		fetcher.SetFetchedLogs([]types.Log{test_data.EthPitFileIlkLog})
+		repository := &pit_file_ilk_mocks.MockPitFileIlkRepository{}
+		repository.SetMissingHeaders([]core.Header{{BlockNumber: 1}})
+		transformer := ilk.PitFileIlkTransformer{
+			Fetcher:    fetcher,
+			Converter:  converter,
+			Repository: repository,
+		}
+
+		err := transformer.Execute()
+
+		Expect(err).To(HaveOccurred())
+		Expect(err).To(MatchError(fakes.FakeError))
+	})
+
+	It("persists pit file model", func() {
+		converter := &pit_file_ilk_mocks.MockPitFileIlkConverter{}
+		fetcher := &mocks.MockLogFetcher{}
+		fetcher.SetFetchedLogs([]types.Log{test_data.EthPitFileIlkLog})
+		repository := &pit_file_ilk_mocks.MockPitFileIlkRepository{}
+		fakeHeader := core.Header{BlockNumber: 1, Id: 2}
+		repository.SetMissingHeaders([]core.Header{fakeHeader})
+		transformer := ilk.PitFileIlkTransformer{
+			Fetcher:    fetcher,
+			Converter:  converter,
+			Repository: repository,
+		}
+
+		err := transformer.Execute()
+
+		Expect(err).NotTo(HaveOccurred())
+		Expect(repository.PassedHeaderID).To(Equal(fakeHeader.Id))
+		Expect(repository.PassedModel).To(Equal(test_data.PitFileIlkModel))
+	})
+
+	It("returns error if repository returns error for create", func() {
+		converter := &pit_file_ilk_mocks.MockPitFileIlkConverter{}
+		fetcher := &mocks.MockLogFetcher{}
+		fetcher.SetFetchedLogs([]types.Log{test_data.EthPitFileIlkLog})
+		repository := &pit_file_ilk_mocks.MockPitFileIlkRepository{}
+		repository.SetMissingHeaders([]core.Header{{BlockNumber: 1, Id: 2}})
+		repository.SetCreateError(fakes.FakeError)
+		transformer := ilk.PitFileIlkTransformer{
+			Fetcher:    fetcher,
+			Converter:  converter,
+			Repository: repository,
+		}
+
+		err := transformer.Execute()
+
+		Expect(err).To(HaveOccurred())
+		Expect(err).To(MatchError(fakes.FakeError))
+	})
+})

pkg/transformers/pit_file/stability_fee/converter.go

@@ -0,0 +1,27 @@
+package stability_fee
+
+import (
+	"bytes"
+	"encoding/json"
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/core/types"
+)
+
+type Converter interface {
+	ToModel(contractAddress string, contractAbi string, ethLog types.Log) (PitFileStabilityFeeModel, error)
+}
+
+type PitFileStabilityFeeConverter struct{}
+
+func (PitFileStabilityFeeConverter) ToModel(contractAddress string, contractAbi string, ethLog types.Log) (PitFileStabilityFeeModel, error) {
+	what := string(bytes.Trim(ethLog.Topics[2].Bytes(), "\x00"))
+	data := common.HexToAddress(ethLog.Topics[1].String()).Hex()
+
+	raw, err := json.Marshal(ethLog)
+	return PitFileStabilityFeeModel{
+		What:             what,
+		Data:             data,
+		TransactionIndex: ethLog.TxIndex,
+		Raw:              raw,
+	}, err
+}

pkg/transformers/pit_file/stability_fee/converter_test.go

@@ -0,0 +1,20 @@
+package stability_fee_test
+
+import (
+	. "github.com/onsi/ginkgo"
+	. "github.com/onsi/gomega"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/pit_file/stability_fee"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/test_data"
+)
+
+var _ = Describe("Pit file stability fee converter", func() {
+	It("converts a log to an model", func() {
+		converter := stability_fee.PitFileStabilityFeeConverter{}
+
+		model, err := converter.ToModel(test_data.PitAddress, shared.PitABI, test_data.EthPitFileStabilityFeeLog)
+
+		Expect(err).NotTo(HaveOccurred())
+		Expect(model).To(Equal(test_data.PitFileStabilityFeeModel))
+	})
+})

pkg/transformers/pit_file/stability_fee/model.go

@@ -0,0 +1,8 @@
+package stability_fee
+
+type PitFileStabilityFeeModel struct {
+	What             string
+	Data             string
+	TransactionIndex uint   `db:"tx_idx"`
+	Raw              []byte `db:"raw_log"`
+}

pkg/transformers/pit_file/stability_fee/repository.go

@@ -0,0 +1,48 @@
+package stability_fee
+
+import (
+	"github.com/vulcanize/vulcanizedb/pkg/core"
+	"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres"
+)
+
+type Repository interface {
+	Create(headerID int64, model PitFileStabilityFeeModel) error
+	MissingHeaders(startingBlockNumber, endingBlockNumber int64) ([]core.Header, error)
+}
+
+type PitFileStabilityFeeRepository struct {
+	db *postgres.DB
+}
+
+func NewPitFileStabilityFeeRepository(db *postgres.DB) PitFileStabilityFeeRepository {
+	return PitFileStabilityFeeRepository{
+		db: db,
+	}
+}
+
+func (repository PitFileStabilityFeeRepository) Create(headerID int64, model PitFileStabilityFeeModel) error {
+	_, err := repository.db.Exec(
+		`INSERT into maker.pit_file_stability_fee (header_id, what, data, tx_idx, raw_log)
+        VALUES($1, $2, $3, $4, $5)`,
+		headerID, model.What, model.Data, model.TransactionIndex, model.Raw,
+	)
+	return err
+}
+
+func (repository PitFileStabilityFeeRepository) MissingHeaders(startingBlockNumber, endingBlockNumber int64) ([]core.Header, error) {
+	var result []core.Header
+	err := repository.db.Select(
+		&result,
+		`SELECT headers.id, headers.block_number FROM headers
+               LEFT JOIN maker.pit_file_stability_fee on headers.id = header_id
+               WHERE header_id ISNULL
+               AND headers.block_number >= $1
+               AND headers.block_number <= $2
+               AND headers.eth_node_fingerprint = $3`,
+		startingBlockNumber,
+		endingBlockNumber,
+		repository.db.Node.ID,
+	)
+
+	return result, err
+}

pkg/transformers/pit_file/stability_fee/repository_test.go

@@ -0,0 +1,130 @@
+package stability_fee_test
+
+import (
+	"database/sql"
+
+	. "github.com/onsi/ginkgo"
+	. "github.com/onsi/gomega"
+
+	"github.com/vulcanize/vulcanizedb/pkg/core"
+	"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres/repositories"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/pit_file/stability_fee"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/test_data"
+	"github.com/vulcanize/vulcanizedb/test_config"
+)
+
+var _ = Describe("", func() {
+	Describe("Create", func() {
+		It("adds a pit file stability fee event", func() {
+			db := test_config.NewTestDB(core.Node{})
+			test_config.CleanTestDB(db)
+			headerRepository := repositories.NewHeaderRepository(db)
+			headerID, err := headerRepository.CreateOrUpdateHeader(core.Header{})
+			Expect(err).NotTo(HaveOccurred())
+			pitFileRepository := stability_fee.NewPitFileStabilityFeeRepository(db)
+
+			err = pitFileRepository.Create(headerID, test_data.PitFileStabilityFeeModel)
+
+			Expect(err).NotTo(HaveOccurred())
+			var dbPitFile stability_fee.PitFileStabilityFeeModel
+			err = db.Get(&dbPitFile, `SELECT what, data, tx_idx, raw_log FROM maker.pit_file_stability_fee WHERE header_id = $1`, headerID)
+			Expect(err).NotTo(HaveOccurred())
+			Expect(dbPitFile.What).To(Equal(test_data.PitFileStabilityFeeModel.What))
+			Expect(dbPitFile.Data).To(Equal(test_data.PitFileStabilityFeeModel.Data))
+			Expect(dbPitFile.TransactionIndex).To(Equal(test_data.PitFileStabilityFeeModel.TransactionIndex))
+			Expect(dbPitFile.Raw).To(MatchJSON(test_data.PitFileStabilityFeeModel.Raw))
+		})
+
+		It("does not duplicate pit file events", func() {
+			db := test_config.NewTestDB(core.Node{})
+			test_config.CleanTestDB(db)
+			headerRepository := repositories.NewHeaderRepository(db)
+			headerID, err := headerRepository.CreateOrUpdateHeader(core.Header{})
+			Expect(err).NotTo(HaveOccurred())
+			pitFileRepository := stability_fee.NewPitFileStabilityFeeRepository(db)
+			err = pitFileRepository.Create(headerID, test_data.PitFileStabilityFeeModel)
+			Expect(err).NotTo(HaveOccurred())
+
+			err = pitFileRepository.Create(headerID, test_data.PitFileStabilityFeeModel)
+
+			Expect(err).To(HaveOccurred())
+			Expect(err.Error()).To(ContainSubstring("pq: duplicate key value violates unique constraint"))
+		})
+
+		It("removes pit file if corresponding header is deleted", func() {
+			db := test_config.NewTestDB(core.Node{})
+			test_config.CleanTestDB(db)
+			headerRepository := repositories.NewHeaderRepository(db)
+			headerID, err := headerRepository.CreateOrUpdateHeader(core.Header{})
+			Expect(err).NotTo(HaveOccurred())
+			pitFileRepository := stability_fee.NewPitFileStabilityFeeRepository(db)
+			err = pitFileRepository.Create(headerID, test_data.PitFileStabilityFeeModel)
+			Expect(err).NotTo(HaveOccurred())
+
+			_, err = db.Exec(`DELETE FROM headers WHERE id = $1`, headerID)
+
+			Expect(err).NotTo(HaveOccurred())
+			var dbPitFile stability_fee.PitFileStabilityFeeModel
+			err = db.Get(&dbPitFile, `SELECT what, data, tx_idx, raw_log FROM maker.pit_file_stability_fee WHERE header_id = $1`, headerID)
+			Expect(err).To(HaveOccurred())
+			Expect(err).To(MatchError(sql.ErrNoRows))
+		})
+	})
+
+	Describe("MissingHeaders", func() {
+		It("returns headers with no associated pit file event", func() {
+			db := test_config.NewTestDB(core.Node{})
+			test_config.CleanTestDB(db)
+			headerRepository := repositories.NewHeaderRepository(db)
+			startingBlockNumber := int64(1)
+			pitFileBlockNumber := int64(2)
+			endingBlockNumber := int64(3)
+			blockNumbers := []int64{startingBlockNumber, pitFileBlockNumber, endingBlockNumber, endingBlockNumber + 1}
+			var headerIDs []int64
+			for _, n := range blockNumbers {
+				headerID, err := headerRepository.CreateOrUpdateHeader(core.Header{BlockNumber: n})
+				headerIDs = append(headerIDs, headerID)
+				Expect(err).NotTo(HaveOccurred())
+			}
+			pitFileRepository := stability_fee.NewPitFileStabilityFeeRepository(db)
+			err := pitFileRepository.Create(headerIDs[1], test_data.PitFileStabilityFeeModel)
+			Expect(err).NotTo(HaveOccurred())
+
+			headers, err := pitFileRepository.MissingHeaders(startingBlockNumber, endingBlockNumber)
+
+			Expect(err).NotTo(HaveOccurred())
+			Expect(len(headers)).To(Equal(2))
+			Expect(headers[0].BlockNumber).To(Or(Equal(startingBlockNumber), Equal(endingBlockNumber)))
+			Expect(headers[1].BlockNumber).To(Or(Equal(startingBlockNumber), Equal(endingBlockNumber)))
+		})
+
+		It("only returns headers associated with the current node", func() {
+			db := test_config.NewTestDB(core.Node{})
+			test_config.CleanTestDB(db)
+			blockNumbers := []int64{1, 2, 3}
+			headerRepository := repositories.NewHeaderRepository(db)
+			dbTwo := test_config.NewTestDB(core.Node{ID: "second"})
+			headerRepositoryTwo := repositories.NewHeaderRepository(dbTwo)
+			var headerIDs []int64
+			for _, n := range blockNumbers {
+				headerID, err := headerRepository.CreateOrUpdateHeader(core.Header{BlockNumber: n})
+				Expect(err).NotTo(HaveOccurred())
+				headerIDs = append(headerIDs, headerID)
+				_, err = headerRepositoryTwo.CreateOrUpdateHeader(core.Header{BlockNumber: n})
+				Expect(err).NotTo(HaveOccurred())
+			}
+			pitFileRepository := stability_fee.NewPitFileStabilityFeeRepository(db)
+			pitFileRepositoryTwo := stability_fee.NewPitFileStabilityFeeRepository(dbTwo)
+			err := pitFileRepository.Create(headerIDs[0], test_data.PitFileStabilityFeeModel)
+			Expect(err).NotTo(HaveOccurred())
+
+			nodeOneMissingHeaders, err := pitFileRepository.MissingHeaders(blockNumbers[0], blockNumbers[len(blockNumbers)-1])
+			Expect(err).NotTo(HaveOccurred())
+			Expect(len(nodeOneMissingHeaders)).To(Equal(len(blockNumbers) - 1))
+
+			nodeTwoMissingHeaders, err := pitFileRepositoryTwo.MissingHeaders(blockNumbers[0], blockNumbers[len(blockNumbers)-1])
+			Expect(err).NotTo(HaveOccurred())
+			Expect(len(nodeTwoMissingHeaders)).To(Equal(len(blockNumbers)))
+		})
+	})
+})

pkg/transformers/pit_file/stability_fee/stability_fee_suite_test.go

@@ -0,0 +1,13 @@
+package stability_fee_test
+
+import (
+	"testing"
+
+	. "github.com/onsi/ginkgo"
+	. "github.com/onsi/gomega"
+)
+
+func TestStabilityFee(t *testing.T) {
+	RegisterFailHandler(Fail)
+	RunSpecs(t, "StabilityFee Suite")
+}

pkg/transformers/pit_file/stability_fee/transformer.go

@@ -0,0 +1,57 @@
+package stability_fee
+
+import (
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/vulcanize/vulcanizedb/pkg/core"
+	"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/pit_file"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
+)
+
+type PitFileStabilityFeeTransformer struct {
+	Config     shared.TransformerConfig
+	Converter  Converter
+	Fetcher    shared.LogFetcher
+	Repository Repository
+}
+
+type PitFileStabilityFeeTransformerInitializer struct {
+	Config shared.TransformerConfig
+}
+
+func (initializer PitFileStabilityFeeTransformerInitializer) NewPitFileStabilityFeeTransformer(db *postgres.DB, blockChain core.BlockChain) shared.Transformer {
+	converter := PitFileStabilityFeeConverter{}
+	fetcher := shared.NewFetcher(blockChain)
+	repository := NewPitFileStabilityFeeRepository(db)
+	return PitFileStabilityFeeTransformer{
+		Config:     initializer.Config,
+		Converter:  converter,
+		Fetcher:    fetcher,
+		Repository: repository,
+	}
+}
+
+func (transformer PitFileStabilityFeeTransformer) Execute() error {
+	missingHeaders, err := transformer.Repository.MissingHeaders(transformer.Config.StartingBlockNumber, transformer.Config.EndingBlockNumber)
+	if err != nil {
+		return err
+	}
+	for _, header := range missingHeaders {
+		topics := [][]common.Hash{{common.HexToHash(shared.PitFileStabilityFeeSignature)}}
+		matchingLogs, err := transformer.Fetcher.FetchLogs(pit_file.PitFileConfig.ContractAddress, topics, header.BlockNumber)
+		if err != nil {
+			return err
+		}
+		for _, log := range matchingLogs {
+			model, err := transformer.Converter.ToModel(pit_file.PitFileConfig.ContractAddress, shared.PitABI, log)
+			if err != nil {
+				return err
+			}
+			err = transformer.Repository.Create(header.Id, model)
+			if err != nil {
+				return err
+			}
+		}
+	}
+	return nil
+}

pkg/transformers/pit_file/stability_fee/transformer_test.go

@@ -0,0 +1,163 @@
+package stability_fee_test
+
+import (
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/core/types"
+	. "github.com/onsi/ginkgo"
+	. "github.com/onsi/gomega"
+
+	"github.com/vulcanize/vulcanizedb/pkg/core"
+	"github.com/vulcanize/vulcanizedb/pkg/fakes"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/pit_file"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/pit_file/stability_fee"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/test_data"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/test_data/mocks"
+	stability_fee_mocks "github.com/vulcanize/vulcanizedb/pkg/transformers/test_data/mocks/pit_file/stability_fee"
+)
+
+var _ = Describe("", func() {
+	It("gets missing headers for block numbers specified in config", func() {
+		repository := &stability_fee_mocks.MockPitFileStabilityFeeRepository{}
+		transformer := stability_fee.PitFileStabilityFeeTransformer{
+			Config:     pit_file.PitFileConfig,
+			Fetcher:    &mocks.MockLogFetcher{},
+			Converter:  &stability_fee_mocks.MockPitFileStabilityFeeConverter{},
+			Repository: repository,
+		}
+
+		err := transformer.Execute()
+
+		Expect(err).NotTo(HaveOccurred())
+		Expect(repository.PassedStartingBlockNumber).To(Equal(pit_file.PitFileConfig.StartingBlockNumber))
+		Expect(repository.PassedEndingBlockNumber).To(Equal(pit_file.PitFileConfig.EndingBlockNumber))
+	})
+
+	It("returns error if repository returns error for missing headers", func() {
+		repository := &stability_fee_mocks.MockPitFileStabilityFeeRepository{}
+		repository.SetMissingHeadersErr(fakes.FakeError)
+		transformer := stability_fee.PitFileStabilityFeeTransformer{
+			Fetcher:    &mocks.MockLogFetcher{},
+			Converter:  &stability_fee_mocks.MockPitFileStabilityFeeConverter{},
+			Repository: repository,
+		}
+
+		err := transformer.Execute()
+
+		Expect(err).To(HaveOccurred())
+		Expect(err).To(MatchError(fakes.FakeError))
+	})
+
+	It("fetches logs for missing headers", func() {
+		fetcher := &mocks.MockLogFetcher{}
+		repository := &stability_fee_mocks.MockPitFileStabilityFeeRepository{}
+		repository.SetMissingHeaders([]core.Header{{BlockNumber: 1}, {BlockNumber: 2}})
+		transformer := stability_fee.PitFileStabilityFeeTransformer{
+			Fetcher:    fetcher,
+			Converter:  &stability_fee_mocks.MockPitFileStabilityFeeConverter{},
+			Repository: repository,
+		}
+
+		err := transformer.Execute()
+
+		Expect(err).NotTo(HaveOccurred())
+		Expect(fetcher.FetchedBlocks).To(Equal([]int64{1, 2}))
+		Expect(fetcher.FetchedContractAddress).To(Equal(pit_file.PitFileConfig.ContractAddress))
+		Expect(fetcher.FetchedTopics).To(Equal([][]common.Hash{{common.HexToHash(shared.PitFileStabilityFeeSignature)}}))
+	})
+
+	It("returns error if fetcher returns error", func() {
+		fetcher := &mocks.MockLogFetcher{}
+		fetcher.SetFetcherError(fakes.FakeError)
+		repository := &stability_fee_mocks.MockPitFileStabilityFeeRepository{}
+		repository.SetMissingHeaders([]core.Header{{BlockNumber: 1}})
+		transformer := stability_fee.PitFileStabilityFeeTransformer{
+			Fetcher:    fetcher,
+			Converter:  &stability_fee_mocks.MockPitFileStabilityFeeConverter{},
+			Repository: repository,
+		}
+
+		err := transformer.Execute()
+
+		Expect(err).To(HaveOccurred())
+		Expect(err).To(MatchError(fakes.FakeError))
+	})
+
+	It("converts matching logs", func() {
+		converter := &stability_fee_mocks.MockPitFileStabilityFeeConverter{}
+		fetcher := &mocks.MockLogFetcher{}
+		fetcher.SetFetchedLogs([]types.Log{test_data.EthPitFileStabilityFeeLog})
+		repository := &stability_fee_mocks.MockPitFileStabilityFeeRepository{}
+		repository.SetMissingHeaders([]core.Header{{BlockNumber: 1}})
+		transformer := stability_fee.PitFileStabilityFeeTransformer{
+			Fetcher:    fetcher,
+			Converter:  converter,
+			Repository: repository,
+		}
+
+		err := transformer.Execute()
+
+		Expect(err).NotTo(HaveOccurred())
+		Expect(converter.PassedContractAddress).To(Equal(pit_file.PitFileConfig.ContractAddress))
+		Expect(converter.PassedContractABI).To(Equal(pit_file.PitFileConfig.ContractAbi))
+		Expect(converter.PassedLog).To(Equal(test_data.EthPitFileStabilityFeeLog))
+	})
+
+	It("returns error if converter returns error", func() {
+		converter := &stability_fee_mocks.MockPitFileStabilityFeeConverter{}
+		converter.SetConverterError(fakes.FakeError)
+		fetcher := &mocks.MockLogFetcher{}
+		fetcher.SetFetchedLogs([]types.Log{test_data.EthPitFileStabilityFeeLog})
+		repository := &stability_fee_mocks.MockPitFileStabilityFeeRepository{}
+		repository.SetMissingHeaders([]core.Header{{BlockNumber: 1}})
+		transformer := stability_fee.PitFileStabilityFeeTransformer{
+			Fetcher:    fetcher,
+			Converter:  converter,
+			Repository: repository,
+		}
+
+		err := transformer.Execute()
+
+		Expect(err).To(HaveOccurred())
+		Expect(err).To(MatchError(fakes.FakeError))
+	})
+
+	It("persists pit file model", func() {
+		converter := &stability_fee_mocks.MockPitFileStabilityFeeConverter{}
+		fetcher := &mocks.MockLogFetcher{}
+		fetcher.SetFetchedLogs([]types.Log{test_data.EthPitFileStabilityFeeLog})
+		repository := &stability_fee_mocks.MockPitFileStabilityFeeRepository{}
+		fakeHeader := core.Header{BlockNumber: 1, Id: 2}
+		repository.SetMissingHeaders([]core.Header{fakeHeader})
+		transformer := stability_fee.PitFileStabilityFeeTransformer{
+			Fetcher:    fetcher,
+			Converter:  converter,
+			Repository: repository,
+		}
+
+		err := transformer.Execute()
+
+		Expect(err).NotTo(HaveOccurred())
+		Expect(repository.PassedHeaderID).To(Equal(fakeHeader.Id))
+		Expect(repository.PassedModel).To(Equal(test_data.PitFileStabilityFeeModel))
+	})
+
+	It("returns error if repository returns error for create", func() {
+		converter := &stability_fee_mocks.MockPitFileStabilityFeeConverter{}
+		fetcher := &mocks.MockLogFetcher{}
+		fetcher.SetFetchedLogs([]types.Log{test_data.EthPitFileStabilityFeeLog})
+		repository := &stability_fee_mocks.MockPitFileStabilityFeeRepository{}
+		repository.SetMissingHeaders([]core.Header{{BlockNumber: 1, Id: 2}})
+		repository.SetCreateError(fakes.FakeError)
+		transformer := stability_fee.PitFileStabilityFeeTransformer{
+			Fetcher:    fetcher,
+			Converter:  converter,
+			Repository: repository,
+		}
+
+		err := transformer.Execute()
+
+		Expect(err).To(HaveOccurred())
+		Expect(err).To(MatchError(fakes.FakeError))
+	})
+})

pkg/transformers/price_feeds/constants.go

@@ -22,7 +22,5 @@ import (
 var (
 	ErrNoMatchingLog = errors.New("no matching log")
 	Ether            = big.NewFloat(1e18)
-	LogValueTopic0   = "0x296ba4ca62c6c21c95e828080cb8aec7481b71390585605300a8a76f9e95b527"
-	MedianizerABI    = `[{"constant":false,"inputs":[{"name":"owner_","type":"address"}],"name":"setOwner","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"","type":"bytes32"}],"name":"poke","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[],"name":"poke","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"compute","outputs":[{"name":"","type":"bytes32"},{"name":"","type":"bool"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"wat","type":"address"}],"name":"set","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"wat","type":"address"}],"name":"unset","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"name":"","type":"address"}],"name":"indexes","outputs":[{"name":"","type":"bytes12"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"next","outputs":[{"name":"","type":"bytes12"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"read","outputs":[{"name":"","type":"bytes32"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"peek","outputs":[{"name":"","type":"bytes32"},{"name":"","type":"bool"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[{"name":"","type":"bytes12"}],"name":"values","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"min_","type":"uint96"}],"name":"setMin","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"authority_","type":"address"}],"name":"setAuthority","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"owner","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[],"name":"void","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"pos","type":"bytes12"},{"name":"wat","type":"address"}],"name":"set","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"authority","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"pos","type":"bytes12"}],"name":"unset","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"next_","type":"bytes12"}],"name":"setNext","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"min","outputs":[{"name":"","type":"uint96"}],"payable":false,"stateMutability":"view","type":"function"},{"anonymous":false,"inputs":[{"indexed":false,"name":"val","type":"bytes32"}],"name":"LogValue","type":"event"},{"anonymous":true,"inputs":[{"indexed":true,"name":"sig","type":"bytes4"},{"indexed":true,"name":"guy","type":"address"},{"indexed":true,"name":"foo","type":"bytes32"},{"indexed":true,"name":"bar","type":"bytes32"},{"indexed":false,"name":"wad","type":"uint256"},{"indexed":false,"name":"fax","type":"bytes"}],"name":"LogNote","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"authority","type":"address"}],"name":"LogSetAuthority","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"owner","type":"address"}],"name":"LogSetOwner","type":"event"}]]`
 	Ray              = big.NewFloat(1e27)
 )

pkg/transformers/price_feeds/converter_test.go

@@ -21,6 +21,7 @@ import (
 	. "github.com/onsi/gomega"
 
 	"github.com/vulcanize/vulcanizedb/pkg/transformers/price_feeds"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
 )
 
 var _ = Describe("Price feed converter", func() {
@@ -31,7 +32,7 @@ var _ = Describe("Price feed converter", func() {
 		// https://etherscan.io/tx/0xa51a50a2adbfba4e2ab3d72dfd67a21c769f1bc8d2b180663a15500a56cde58f
 		log := types.Log{
 			Address:     medianizerAddress,
-			Topics:      []common.Hash{common.HexToHash(price_feeds.LogValueTopic0)},
+			Topics:      []common.Hash{common.HexToHash(shared.LogValueSignature)},
 			Data:        common.FromHex("00000000000000000000000000000000000000000000001486f658319fb0c100"),
 			BlockNumber: blockNumber,
 			TxHash:      common.HexToHash("0xa51a50a2adbfba4e2ab3d72dfd67a21c769f1bc8d2b180663a15500a56cde58f"),

pkg/transformers/price_feeds/fetcher.go

@@ -19,6 +19,7 @@ import (
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/core/types"
 	"github.com/vulcanize/vulcanizedb/pkg/core"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
 	"math/big"
 )
 
@@ -48,7 +49,7 @@ func (fetcher PriceFeedFetcher) FetchLogValues(blockNumber int64) ([]types.Log,
 		FromBlock: n,
 		ToBlock:   n,
 		Addresses: addresses,
-		Topics:    [][]common.Hash{{common.HexToHash(LogValueTopic0)}},
+		Topics:    [][]common.Hash{{common.HexToHash(shared.LogValueSignature)}},
 	}
 	return fetcher.blockChain.GetEthLogsWithCustomQuery(query)
 }

pkg/transformers/price_feeds/fetcher_test.go

@@ -25,6 +25,7 @@ import (
 
 	"github.com/vulcanize/vulcanizedb/pkg/fakes"
 	"github.com/vulcanize/vulcanizedb/pkg/transformers/price_feeds"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
 )
 
 var _ = Describe("Price fetcher", func() {
@@ -46,7 +47,7 @@ var _ = Describe("Price fetcher", func() {
 			FromBlock: big.NewInt(blockNumber),
 			ToBlock:   big.NewInt(blockNumber),
 			Addresses: expectedAddresses,
-			Topics:    [][]common.Hash{{common.HexToHash(price_feeds.LogValueTopic0)}},
+			Topics:    [][]common.Hash{{common.HexToHash(shared.LogValueSignature)}},
 		}
 		mockBlockChain.AssertGetEthLogsWithCustomQueryCalledWith(expectedQuery)
 	})

pkg/transformers/shared/constants.go

@@ -15,9 +15,27 @@
 package shared
 
 var (
+	biteMethod                = "Bite(bytes32,bytes32,uint256,uint256,uint256,uint256,uint256)"
+	flipKickMethod            = "Kick(uint256,uint256,uint256,address,uint48,bytes32,uint256)"
+	frobMethod                = "Frob(bytes32,bytes32,uint256,uint256,int256,int256,uint256)"
+	pitFileDebtCeilingMethod  = "file(bytes32,uint256)"
+	pitFileIlkMethod          = "file(bytes32,bytes32,uint256)"
+	pitFileStabilityFeeMethod = "file(bytes32,address)"
+	tendMethod                = "tend(uint256,uint256,uint256)"
+
+	CatABI        = "[{\"constant\":true,\"inputs\":[],\"name\":\"vat\",\"outputs\":[{\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"vow\",\"outputs\":[{\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"name\":\"flips\",\"outputs\":[{\"name\":\"ilk\",\"type\":\"bytes32\"},{\"name\":\"lad\",\"type\":\"bytes32\"},{\"name\":\"ink\",\"type\":\"uint256\"},{\"name\":\"tab\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"nflip\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"live\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"\",\"type\":\"address\"}],\"name\":\"wards\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"\",\"type\":\"bytes32\"}],\"name\":\"ilks\",\"outputs\":[{\"name\":\"flip\",\"type\":\"address\"},{\"name\":\"chop\",\"type\":\"uint256\"},{\"name\":\"lump\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"pit\",\"outputs\":[{\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"name\":\"vat_\",\"type\":\"address\"},{\"name\":\"pit_\",\"type\":\"address\"},{\"name\":\"vow_\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"name\":\"ilk\",\"type\":\"bytes32\"},{\"indexed\":true,\"name\":\"lad\",\"type\":\"bytes32\"},{\"indexed\":false,\"name\":\"ink\",\"type\":\"uint256\"},{\"indexed\":false,\"name\":\"art\",\"type\":\"uint256\"},{\"indexed\":false,\"name\":\"tab\",\"type\":\"uint256\"},{\"indexed\":false,\"name\":\"flip\",\"type\":\"uint256\"},{\"indexed\":false,\"name\":\"iArt\",\"type\":\"uint256\"}],\"name\":\"Bite\",\"type\":\"event\"},{\"anonymous\":true,\"inputs\":[{\"indexed\":true,\"name\":\"sig\",\"type\":\"bytes4\"},{\"indexed\":true,\"name\":\"guy\",\"type\":\"address\"},{\"indexed\":true,\"name\":\"foo\",\"type\":\"bytes32\"},{\"indexed\":true,\"name\":\"bar\",\"type\":\"bytes32\"},{\"indexed\":false,\"name\":\"wad\",\"type\":\"uint256\"},{\"indexed\":false,\"name\":\"fax\",\"type\":\"bytes\"}],\"name\":\"LogNote\",\"type\":\"event\"},{\"constant\":false,\"inputs\":[{\"name\":\"guy\",\"type\":\"address\"}],\"name\":\"rely\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"guy\",\"type\":\"address\"}],\"name\":\"deny\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"ilk\",\"type\":\"bytes32\"},{\"name\":\"what\",\"type\":\"bytes32\"},{\"name\":\"data\",\"type\":\"uint256\"}],\"name\":\"file\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"ilk\",\"type\":\"bytes32\"},{\"name\":\"what\",\"type\":\"bytes32\"},{\"name\":\"flip\",\"type\":\"address\"}],\"name\":\"file\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"ilk\",\"type\":\"bytes32\"},{\"name\":\"lad\",\"type\":\"bytes32\"}],\"name\":\"bite\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"n\",\"type\":\"uint256\"},{\"name\":\"wad\",\"type\":\"uint256\"}],\"name\":\"flip\",\"outputs\":[{\"name\":\"id\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"}]"
+	FlipperABI    = `[{"constant":true,"inputs":[{"name":"","type":"uint256"}],"name":"bids","outputs":[{"name":"bid","type":"uint256"},{"name":"lot","type":"uint256"},{"name":"guy","type":"address"},{"name":"tic","type":"uint48"},{"name":"end","type":"uint48"},{"name":"urn","type":"bytes32"},{"name":"gal","type":"address"},{"name":"tab","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function","signature":"0x4423c5f1"},{"constant":true,"inputs":[],"name":"ttl","outputs":[{"name":"","type":"uint48"}],"payable":false,"stateMutability":"view","type":"function","signature":"0x4e8b1dd5"},{"constant":true,"inputs":[],"name":"gem","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function","signature":"0x7bd2bea7"},{"constant":true,"inputs":[],"name":"beg","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function","signature":"0x7d780d82"},{"constant":true,"inputs":[],"name":"tau","outputs":[{"name":"","type":"uint48"}],"payable":false,"stateMutability":"view","type":"function","signature":"0xcfc4af55"},{"constant":true,"inputs":[],"name":"kicks","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function","signature":"0xcfdd3302"},{"constant":true,"inputs":[],"name":"dai","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function","signature":"0xf4b9fa75"},{"inputs":[{"name":"dai_","type":"address"},{"name":"gem_","type":"address"}],"payable":false,"stateMutability":"nonpayable","type":"constructor","signature":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"name":"id","type":"uint256"},{"indexed":false,"name":"lot","type":"uint256"},{"indexed":false,"name":"bid","type":"uint256"},{"indexed":false,"name":"gal","type":"address"},{"indexed":false,"name":"end","type":"uint48"},{"indexed":true,"name":"urn","type":"bytes32"},{"indexed":false,"name":"tab","type":"uint256"}],"name":"Kick","type":"event","signature":"0xbac86238bdba81d21995024470425ecb370078fa62b7271b90cf28cbd1e3e87e"},{"anonymous":true,"inputs":[{"indexed":true,"name":"sig","type":"bytes4"},{"indexed":true,"name":"guy","type":"address"},{"indexed":true,"name":"foo","type":"bytes32"},{"indexed":true,"name":"bar","type":"bytes32"},{"indexed":false,"name":"wad","type":"uint256"},{"indexed":false,"name":"fax","type":"bytes"}],"name":"LogNote","type":"event","signature":"0x644843f351d3fba4abcd60109eaff9f54bac8fb8ccf0bab941009c21df21cf31"},{"constant":true,"inputs":[],"name":"era","outputs":[{"name":"","type":"uint48"}],"payable":false,"stateMutability":"view","type":"function","signature":"0x143e55e0"},{"constant":false,"inputs":[{"name":"urn","type":"bytes32"},{"name":"gal","type":"address"},{"name":"tab","type":"uint256"},{"name":"lot","type":"uint256"},{"name":"bid","type":"uint256"}],"name":"kick","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"nonpayable","type":"function","signature":"0xeae19d9e"},{"constant":false,"inputs":[{"name":"id","type":"uint256"}],"name":"tick","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function","signature":"0xfc7b6aee"},{"constant":false,"inputs":[{"name":"id","type":"uint256"},{"name":"lot","type":"uint256"},{"name":"bid","type":"uint256"}],"name":"tend","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function","signature":"0x4b43ed12"},{"constant":false,"inputs":[{"name":"id","type":"uint256"},{"name":"lot","type":"uint256"},{"name":"bid","type":"uint256"}],"name":"dent","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function","signature":"0x5ff3a382"},{"constant":false,"inputs":[{"name":"id","type":"uint256"}],"name":"deal","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function","signature":"0xc959c42b"}]`
+	MedianizerABI = `[{"constant":false,"inputs":[{"name":"owner_","type":"address"}],"name":"setOwner","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"","type":"bytes32"}],"name":"poke","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[],"name":"poke","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"compute","outputs":[{"name":"","type":"bytes32"},{"name":"","type":"bool"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"wat","type":"address"}],"name":"set","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"wat","type":"address"}],"name":"unset","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"name":"","type":"address"}],"name":"indexes","outputs":[{"name":"","type":"bytes12"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"next","outputs":[{"name":"","type":"bytes12"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"read","outputs":[{"name":"","type":"bytes32"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"peek","outputs":[{"name":"","type":"bytes32"},{"name":"","type":"bool"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[{"name":"","type":"bytes12"}],"name":"values","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"min_","type":"uint96"}],"name":"setMin","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"authority_","type":"address"}],"name":"setAuthority","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"owner","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[],"name":"void","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"pos","type":"bytes12"},{"name":"wat","type":"address"}],"name":"set","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"authority","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"pos","type":"bytes12"}],"name":"unset","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"next_","type":"bytes12"}],"name":"setNext","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"min","outputs":[{"name":"","type":"uint96"}],"payable":false,"stateMutability":"view","type":"function"},{"anonymous":false,"inputs":[{"indexed":false,"name":"val","type":"bytes32"}],"name":"LogValue","type":"event"},{"anonymous":true,"inputs":[{"indexed":true,"name":"sig","type":"bytes4"},{"indexed":true,"name":"guy","type":"address"},{"indexed":true,"name":"foo","type":"bytes32"},{"indexed":true,"name":"bar","type":"bytes32"},{"indexed":false,"name":"wad","type":"uint256"},{"indexed":false,"name":"fax","type":"bytes"}],"name":"LogNote","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"authority","type":"address"}],"name":"LogSetAuthority","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"owner","type":"address"}],"name":"LogSetOwner","type":"event"}]]`
+	PitABI        = `[{"constant":true,"inputs":[],"name":"vat","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function","signature":"0x36569e77"},{"constant":true,"inputs":[],"name":"live","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function","signature":"0x957aa58c"},{"constant":true,"inputs":[],"name":"drip","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function","signature":"0x9f678cca"},{"constant":true,"inputs":[],"name":"Line","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function","signature":"0xbabe8a3f"},{"constant":true,"inputs":[{"name":"","type":"address"}],"name":"wards","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function","signature":"0xbf353dbb"},{"constant":true,"inputs":[{"name":"","type":"bytes32"}],"name":"ilks","outputs":[{"name":"spot","type":"uint256"},{"name":"line","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function","signature":"0xd9638d36"},{"inputs":[{"name":"vat_","type":"address"}],"payable":false,"stateMutability":"nonpayable","type":"constructor","signature":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"name":"ilk","type":"bytes32"},{"indexed":true,"name":"urn","type":"bytes32"},{"indexed":false,"name":"ink","type":"uint256"},{"indexed":false,"name":"art","type":"uint256"},{"indexed":false,"name":"dink","type":"int256"},{"indexed":false,"name":"dart","type":"int256"},{"indexed":false,"name":"iArt","type":"uint256"}],"name":"Frob","type":"event","signature":"0xb2afa28318bcc689926b52835d844de174ef8de97e982a85c0199d584920791b"},{"anonymous":true,"inputs":[{"indexed":true,"name":"sig","type":"bytes4"},{"indexed":true,"name":"guy","type":"address"},{"indexed":true,"name":"foo","type":"bytes32"},{"indexed":true,"name":"bar","type":"bytes32"},{"indexed":false,"name":"wad","type":"uint256"},{"indexed":false,"name":"fax","type":"bytes"}],"name":"LogNote","type":"event","signature":"0x644843f351d3fba4abcd60109eaff9f54bac8fb8ccf0bab941009c21df21cf31"},{"constant":false,"inputs":[{"name":"guy","type":"address"}],"name":"rely","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function","signature":"0x65fae35e"},{"constant":false,"inputs":[{"name":"guy","type":"address"}],"name":"deny","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function","signature":"0x9c52a7f1"},{"constant":false,"inputs":[{"name":"ilk","type":"bytes32"},{"name":"what","type":"bytes32"},{"name":"data","type":"uint256"}],"name":"file","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function","signature":"0x1a0b287e"},{"constant":false,"inputs":[{"name":"what","type":"bytes32"},{"name":"data","type":"uint256"}],"name":"file","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function","signature":"0x29ae8114"},{"constant":false,"inputs":[{"name":"what","type":"bytes32"},{"name":"data","type":"address"}],"name":"file","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function","signature":"0xd4e8be83"},{"constant":false,"inputs":[{"name":"ilk","type":"bytes32"},{"name":"dink","type":"int256"},{"name":"dart","type":"int256"}],"name":"frob","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function","signature":"0x5a984ded"}]`
+
 	FlipperContractAddress = "0x6b59c42097e2fff7cad96cb08ceefd601081ad9c" //this is a temporary address deployed locally
-	FlipperABI             = "[{\"constant\":true,\"inputs\":[],\"name\":\"era\",\"outputs\":[{\"name\":\"\",\"type\":\"uint48\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"name\":\"bids\",\"outputs\":[{\"name\":\"bid\",\"type\":\"uint256\"},{\"name\":\"lot\",\"type\":\"uint256\"},{\"name\":\"guy\",\"type\":\"address\"},{\"name\":\"tic\",\"type\":\"uint48\"},{\"name\":\"end\",\"type\":\"uint48\"},{\"name\":\"urn\",\"type\":\"bytes32\"},{\"name\":\"gal\",\"type\":\"address\"},{\"name\":\"tab\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"id\",\"type\":\"uint256\"},{\"name\":\"lot\",\"type\":\"uint256\"},{\"name\":\"bid\",\"type\":\"uint256\"}],\"name\":\"tend\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"ttl\",\"outputs\":[{\"name\":\"\",\"type\":\"uint48\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"id\",\"type\":\"uint256\"},{\"name\":\"lot\",\"type\":\"uint256\"},{\"name\":\"bid\",\"type\":\"uint256\"}],\"name\":\"dent\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"gem\",\"outputs\":[{\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"beg\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"id\",\"type\":\"uint256\"}],\"name\":\"deal\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"tau\",\"outputs\":[{\"name\":\"\",\"type\":\"uint48\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"kicks\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"urn\",\"type\":\"bytes32\"},{\"name\":\"gal\",\"type\":\"address\"},{\"name\":\"tab\",\"type\":\"uint256\"},{\"name\":\"lot\",\"type\":\"uint256\"},{\"name\":\"bid\",\"type\":\"uint256\"}],\"name\":\"kick\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"dai\",\"outputs\":[{\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"id\",\"type\":\"uint256\"}],\"name\":\"tick\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"name\":\"dai_\",\"type\":\"address\"},{\"name\":\"gem_\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"name\":\"id\",\"type\":\"uint256\"},{\"indexed\":false,\"name\":\"lot\",\"type\":\"uint256\"},{\"indexed\":false,\"name\":\"bid\",\"type\":\"uint256\"},{\"indexed\":false,\"name\":\"gal\",\"type\":\"address\"},{\"indexed\":false,\"name\":\"end\",\"type\":\"uint48\"},{\"indexed\":true,\"name\":\"urn\",\"type\":\"bytes32\"},{\"indexed\":false,\"name\":\"tab\",\"type\":\"uint256\"}],\"name\":\"Kick\",\"type\":\"event\"},{\"anonymous\":true,\"inputs\":[{\"indexed\":true,\"name\":\"sig\",\"type\":\"bytes4\"},{\"indexed\":true,\"name\":\"guy\",\"type\":\"address\"},{\"indexed\":true,\"name\":\"foo\",\"type\":\"bytes32\"},{\"indexed\":true,\"name\":\"bar\",\"type\":\"bytes32\"},{\"indexed\":false,\"name\":\"wad\",\"type\":\"uint256\"},{\"indexed\":false,\"name\":\"fax\",\"type\":\"bytes\"}],\"name\":\"LogNote\",\"type\":\"event\"}]"
+
-	FlipKickSignature      = "0xbac86238bdba81d21995024470425ecb370078fa62b7271b90cf28cbd1e3e87e"
+	BiteSignature                = GetEventSignature(biteMethod)
-	BiteSignature          = "0x44a8f29dfcf27e5dd7a4db50b390f851bf3ecf2bf221243be3e853f586134455"
+	FlipKickSignature            = GetEventSignature(flipKickMethod)
-	TendFunctionSignature  = "0x4b43ed1200000000000000000000000000000000000000000000000000000000"
+	FrobSignature                = GetEventSignature(frobMethod)
+	LogValueSignature            = GetEventSignature("")
+	PitFileDebtCeilingSignature  = GetLogNoteSignature(pitFileDebtCeilingMethod)
+	PitFileIlkSignature          = GetLogNoteSignature(pitFileIlkMethod)
+	PitFileStabilityFeeSignature = GetLogNoteSignature(pitFileStabilityFeeMethod)
+	TendFunctionSignature        = GetLogNoteSignature(tendMethod)
 )

pkg/transformers/shared/event_signature_generator.go

@@ -0,0 +1,14 @@
+package shared
+
+import "github.com/ethereum/go-ethereum/crypto"
+
+func GetEventSignature(solidityMethodSignature string) string {
+	eventSignature := []byte(solidityMethodSignature)
+	hash := crypto.Keccak256Hash(eventSignature)
+	return hash.Hex()
+}
+
+func GetLogNoteSignature(solidityMethodSignature string) string {
+	rawSignature := GetEventSignature(solidityMethodSignature)
+	return rawSignature[:10] + "00000000000000000000000000000000000000000000000000000000"
+}

pkg/transformers/shared/event_signature_generator_test.go

@@ -0,0 +1,69 @@
+package shared_test
+
+import (
+	. "github.com/onsi/ginkgo"
+	. "github.com/onsi/gomega"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
+)
+
+var _ = Describe("Event signature generator", func() {
+	Describe("generating non-anonymous event signatures", func() {
+		It("generates bite event signature", func() {
+			expected := "0x99b5620489b6ef926d4518936cfec15d305452712b88bd59da2d9c10fb0953e8"
+			actual := shared.GetEventSignature("Bite(bytes32,bytes32,uint256,uint256,uint256,uint256,uint256)")
+
+			Expect(expected).To(Equal(actual))
+		})
+
+		It("generates frob event signature", func() {
+			expected := "0xb2afa28318bcc689926b52835d844de174ef8de97e982a85c0199d584920791b"
+			actual := shared.GetEventSignature("Frob(bytes32,bytes32,uint256,uint256,int256,int256,uint256)")
+
+			Expect(expected).To(Equal(actual))
+		})
+
+		It("generates flip kick event signature", func() {
+			expected := "0xbac86238bdba81d21995024470425ecb370078fa62b7271b90cf28cbd1e3e87e"
+			actual := shared.GetEventSignature("Kick(uint256,uint256,uint256,address,uint48,bytes32,uint256)")
+
+			Expect(expected).To(Equal(actual))
+		})
+
+		It("generates log value event signature", func() {
+			expected := "0x296ba4ca62c6c21c95e828080cb8aec7481b71390585605300a8a76f9e95b527"
+			actual := shared.GetEventSignature("LogValue(bytes32)")
+
+			Expect(expected).To(Equal(actual))
+		})
+	})
+
+	Describe("generating LogNote event signatures", func() {
+		It("generates flip tend event signature", func() {
+			expected := "0x4b43ed1200000000000000000000000000000000000000000000000000000000"
+			actual := shared.GetLogNoteSignature("tend(uint256,uint256,uint256)")
+
+			Expect(expected).To(Equal(actual))
+		})
+
+		It("generates pit file event signature for overloaded function with three arguments", func() {
+			expected := "0x1a0b287e00000000000000000000000000000000000000000000000000000000"
+			actual := shared.GetLogNoteSignature("file(bytes32,bytes32,uint256)")
+
+			Expect(expected).To(Equal(actual))
+		})
+
+		It("generates pit file event signature for overloaded function with two arguments", func() {
+			expected := "0x29ae811400000000000000000000000000000000000000000000000000000000"
+			actual := shared.GetLogNoteSignature("file(bytes32,uint256)")
+
+			Expect(expected).To(Equal(actual))
+		})
+
+		It("generates pit file event signature for overloaded function with two different arguments", func() {
+			expected := "0xd4e8be8300000000000000000000000000000000000000000000000000000000"
+			actual := shared.GetLogNoteSignature("file(bytes32,address)")
+
+			Expect(expected).To(Equal(actual))
+		})
+	})
+})

pkg/transformers/shared/transformer.go

@@ -28,7 +28,7 @@ type Transformer interface {
 type TransformerInitializer func(db *postgres.DB, blockChain core.BlockChain) Transformer
 
 type TransformerConfig struct {
-	ContractAddresses   string
+	ContractAddress     string
 	ContractAbi         string
 	Topics              []string
 	StartingBlockNumber int64

pkg/transformers/tend/config.go

@@ -17,7 +17,7 @@ package tend
 import "github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
 
 var TendConfig = shared.TransformerConfig{
-	ContractAddresses:   shared.FlipperContractAddress,
+	ContractAddress:     shared.FlipperContractAddress,
 	ContractAbi:         shared.FlipperABI,
 	Topics:              []string{shared.TendFunctionSignature},
 	StartingBlockNumber: 0,

pkg/transformers/tend/transformer.go

@@ -59,14 +59,14 @@ func (t TendTransformer) Execute() error {
 	}
 
 	for _, header := range missingHeaders {
-		ethLogs, err := t.Fetcher.FetchLogs(config.ContractAddresses, topics, header.BlockNumber)
+		ethLogs, err := t.Fetcher.FetchLogs(config.ContractAddress, topics, header.BlockNumber)
 		if err != nil {
 			log.Println("Error fetching matching logs:", err)
 			return err
 		}
 
 		for _, ethLog := range ethLogs {
-			model, err := t.Converter.Convert(config.ContractAddresses, config.ContractAbi, ethLog)
+			model, err := t.Converter.Convert(config.ContractAddress, config.ContractAbi, ethLog)
 			if err != nil {
 				log.Println("Error converting logs:", err)
 				return err

pkg/transformers/tend/transformer_test.go

@@ -93,7 +93,7 @@ var _ = Describe("Tend Transformer", func() {
 		err := transformer.Execute()
 
 		Expect(err).NotTo(HaveOccurred())
-		Expect(converter.ConverterContract).To(Equal(tend.TendConfig.ContractAddresses))
+		Expect(converter.ConverterContract).To(Equal(tend.TendConfig.ContractAddress))
 		Expect(converter.ConverterAbi).To(Equal(tend.TendConfig.ContractAbi))
 		Expect(converter.LogsToConvert).To(Equal([]types.Log{test_data.TendLogNote}))
 	})

pkg/transformers/test_data/frob.go

@@ -15,6 +15,7 @@
 package test_data
 
 import (
+	"encoding/json"
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/common/hexutil"
 	"github.com/ethereum/go-ethereum/core/types"
@@ -59,21 +60,26 @@ var EthFrobLog = types.Log{
 }
 
 var FrobEntity = frob.FrobEntity{
-	Ilk:  ilk,
+	Ilk:              ilk,
-	Lad:  frobLad,
+	Urn:              frobLad,
-	Dink: dink,
+	Ink:              ink,
-	Dart: dart,
+	Art:              art,
-	Ink:  ink,
+	Dink:             dink,
-	Art:  art,
+	Dart:             dart,
-	IArt: iArt,
+	IArt:             iArt,
+	TransactionIndex: EthFrobLog.TxIndex,
+	Raw:              EthFrobLog,
 }
 
+var rawFrobLog, _ = json.Marshal(EthFrobLog)
 var FrobModel = frob.FrobModel{
-	Ilk:  ilk[:],
+	Ilk:              ilk[:],
-	Lad:  frobLad[:],
+	Urn:              frobLad[:],
-	Dink: dink.String(),
+	Ink:              ink.String(),
-	Dart: dart.String(),
+	Art:              art.String(),
-	Ink:  ink.String(),
+	Dink:             dink.String(),
-	Art:  art.String(),
+	Dart:             dart.String(),
-	IArt: iArt.String(),
+	IArt:             iArt.String(),
+	TransactionIndex: EthFrobLog.TxIndex,
+	Raw:              rawFrobLog,
 }

pkg/transformers/test_data/mocks/frob/converter.go

@@ -25,21 +25,26 @@ type MockFrobConverter struct {
 	PassedContractABI     string
 	PassedLog             types.Log
 	PassedEntity          frob.FrobEntity
-	converterError        error
+	toEntityError         error
+	toModelError          error
 }
 
-func (converter *MockFrobConverter) SetConverterError(err error) {
+func (converter *MockFrobConverter) SetToEntityError(err error) {
-	converter.converterError = err
+	converter.toEntityError = err
+}
+
+func (converter *MockFrobConverter) SetToModelError(err error) {
+	converter.toModelError = err
 }
 
 func (converter *MockFrobConverter) ToEntity(contractAddress string, contractAbi string, ethLog types.Log) (frob.FrobEntity, error) {
 	converter.PassedContractAddress = contractAddress
 	converter.PassedContractABI = contractAbi
 	converter.PassedLog = ethLog
-	return test_data.FrobEntity, converter.converterError
+	return test_data.FrobEntity, converter.toEntityError
 }
 
-func (converter *MockFrobConverter) ToModel(frobEntity frob.FrobEntity) frob.FrobModel {
+func (converter *MockFrobConverter) ToModel(frobEntity frob.FrobEntity) (frob.FrobModel, error) {
 	converter.PassedEntity = frobEntity
-	return test_data.FrobModel
+	return test_data.FrobModel, converter.toModelError
 }

pkg/transformers/test_data/mocks/frob/repository.go

@@ -25,7 +25,6 @@ type MockFrobRepository struct {
 	PassedFrobModel           frob.FrobModel
 	PassedHeaderID            int64
 	PassedStartingBlockNumber int64
-	PassedTransactionIndex    uint
 	missingHeaders            []core.Header
 	missingHeadersErr         error
 }
@@ -42,9 +41,8 @@ func (repository *MockFrobRepository) SetMissingHeaders(headers []core.Header) {
 	repository.missingHeaders = headers
 }
 
-func (repository *MockFrobRepository) Create(headerID int64, transactionIndex uint, model frob.FrobModel) error {
+func (repository *MockFrobRepository) Create(headerID int64, model frob.FrobModel) error {
 	repository.PassedHeaderID = headerID
-	repository.PassedTransactionIndex = transactionIndex
 	repository.PassedFrobModel = model
 	return repository.createError
 }

pkg/transformers/test_data/mocks/pit_file/debt_ceiling/converter.go

@@ -0,0 +1,25 @@
+package debt_ceiling
+
+import (
+	"github.com/ethereum/go-ethereum/core/types"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/pit_file/debt_ceiling"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/test_data"
+)
+
+type MockPitFileDebtCeilingConverter struct {
+	converterErr          error
+	PassedContractAddress string
+	PassedContractABI     string
+	PassedLog             types.Log
+}
+
+func (converter *MockPitFileDebtCeilingConverter) ToModel(contractAddress string, contractAbi string, ethLog types.Log) (debt_ceiling.PitFileDebtCeilingModel, error) {
+	converter.PassedContractAddress = contractAddress
+	converter.PassedContractABI = contractAbi
+	converter.PassedLog = ethLog
+	return test_data.PitFileDebtCeilingModel, converter.converterErr
+}
+
+func (converter *MockPitFileDebtCeilingConverter) SetConverterError(e error) {
+	converter.converterErr = e
+}

pkg/transformers/test_data/mocks/pit_file/debt_ceiling/repository.go

@@ -0,0 +1,40 @@
+package debt_ceiling
+
+import (
+	"github.com/vulcanize/vulcanizedb/pkg/core"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/pit_file/debt_ceiling"
+)
+
+type MockPitFileDebtCeilingRepository struct {
+	createErr                 error
+	missingHeaders            []core.Header
+	missingHeadersErr         error
+	PassedStartingBlockNumber int64
+	PassedEndingBlockNumber   int64
+	PassedHeaderID            int64
+	PassedModel               debt_ceiling.PitFileDebtCeilingModel
+}
+
+func (repository *MockPitFileDebtCeilingRepository) Create(headerID int64, model debt_ceiling.PitFileDebtCeilingModel) error {
+	repository.PassedHeaderID = headerID
+	repository.PassedModel = model
+	return repository.createErr
+}
+
+func (repository *MockPitFileDebtCeilingRepository) MissingHeaders(startingBlockNumber, endingBlockNumber int64) ([]core.Header, error) {
+	repository.PassedStartingBlockNumber = startingBlockNumber
+	repository.PassedEndingBlockNumber = endingBlockNumber
+	return repository.missingHeaders, repository.missingHeadersErr
+}
+
+func (repository *MockPitFileDebtCeilingRepository) SetMissingHeadersErr(e error) {
+	repository.missingHeadersErr = e
+}
+
+func (repository *MockPitFileDebtCeilingRepository) SetMissingHeaders(headers []core.Header) {
+	repository.missingHeaders = headers
+}
+
+func (repository *MockPitFileDebtCeilingRepository) SetCreateError(e error) {
+	repository.createErr = e
+}

pkg/transformers/test_data/mocks/pit_file/ilk/converter.go

@@ -0,0 +1,26 @@
+package ilk
+
+import (
+	"github.com/ethereum/go-ethereum/core/types"
+
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/pit_file/ilk"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/test_data"
+)
+
+type MockPitFileIlkConverter struct {
+	PassedContractAddress string
+	PassedContractABI     string
+	PassedLog             types.Log
+	converterError        error
+}
+
+func (converter *MockPitFileIlkConverter) SetConverterError(err error) {
+	converter.converterError = err
+}
+
+func (converter *MockPitFileIlkConverter) ToModel(contractAddress string, contractAbi string, ethLog types.Log) (ilk.PitFileIlkModel, error) {
+	converter.PassedContractAddress = contractAddress
+	converter.PassedContractABI = contractAbi
+	converter.PassedLog = ethLog
+	return test_data.PitFileIlkModel, converter.converterError
+}

pkg/transformers/test_data/mocks/pit_file/ilk/repository.go

@@ -0,0 +1,40 @@
+package ilk
+
+import (
+	"github.com/vulcanize/vulcanizedb/pkg/core"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/pit_file/ilk"
+)
+
+type MockPitFileIlkRepository struct {
+	createError               error
+	PassedEndingBlockNumber   int64
+	PassedModel               ilk.PitFileIlkModel
+	PassedHeaderID            int64
+	PassedStartingBlockNumber int64
+	missingHeaders            []core.Header
+	missingHeadersErr         error
+}
+
+func (repository *MockPitFileIlkRepository) SetCreateError(err error) {
+	repository.createError = err
+}
+
+func (repository *MockPitFileIlkRepository) SetMissingHeadersErr(err error) {
+	repository.missingHeadersErr = err
+}
+
+func (repository *MockPitFileIlkRepository) SetMissingHeaders(headers []core.Header) {
+	repository.missingHeaders = headers
+}
+
+func (repository *MockPitFileIlkRepository) Create(headerID int64, model ilk.PitFileIlkModel) error {
+	repository.PassedHeaderID = headerID
+	repository.PassedModel = model
+	return repository.createError
+}
+
+func (repository *MockPitFileIlkRepository) MissingHeaders(startingBlockNumber, endingBlockNumber int64) ([]core.Header, error) {
+	repository.PassedStartingBlockNumber = startingBlockNumber
+	repository.PassedEndingBlockNumber = endingBlockNumber
+	return repository.missingHeaders, repository.missingHeadersErr
+}

pkg/transformers/test_data/mocks/pit_file/stability_fee/converter.go

@@ -0,0 +1,25 @@
+package stability_fee
+
+import (
+	"github.com/ethereum/go-ethereum/core/types"
+
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/pit_file/stability_fee"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/test_data"
+)
+
+type MockPitFileStabilityFeeConverter struct {
+	converterErr          error
+	PassedContractAddress string
+	PassedContractABI     string
+	PassedLog             types.Log
+}
+
+func (converter *MockPitFileStabilityFeeConverter) ToModel(contractAddress string, contractAbi string, ethLog types.Log) (stability_fee.PitFileStabilityFeeModel, error) {
+	converter.PassedContractAddress = contractAddress
+	converter.PassedContractABI = contractAbi
+	converter.PassedLog = ethLog
+	return test_data.PitFileStabilityFeeModel, converter.converterErr
+}
+func (converter *MockPitFileStabilityFeeConverter) SetConverterError(e error) {
+	converter.converterErr = e
+}

pkg/transformers/test_data/mocks/pit_file/stability_fee/repository.go

@@ -0,0 +1,38 @@
+package stability_fee
+
+import (
+	"github.com/vulcanize/vulcanizedb/pkg/core"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/pit_file/stability_fee"
+)
+
+type MockPitFileStabilityFeeRepository struct {
+	createErr                 error
+	missingHeaders            []core.Header
+	missingHeadersErr         error
+	PassedStartingBlockNumber int64
+	PassedEndingBlockNumber   int64
+	PassedHeaderID            int64
+	PassedModel               stability_fee.PitFileStabilityFeeModel
+}
+
+func (repository *MockPitFileStabilityFeeRepository) Create(headerID int64, model stability_fee.PitFileStabilityFeeModel) error {
+	repository.PassedModel = model
+	repository.PassedHeaderID = headerID
+	return repository.createErr
+}
+
+func (repository *MockPitFileStabilityFeeRepository) MissingHeaders(startingBlockNumber, endingBlockNumber int64) ([]core.Header, error) {
+	repository.PassedStartingBlockNumber = startingBlockNumber
+	repository.PassedEndingBlockNumber = endingBlockNumber
+	return repository.missingHeaders, repository.missingHeadersErr
+}
+
+func (repository *MockPitFileStabilityFeeRepository) SetMissingHeadersErr(e error) {
+	repository.missingHeadersErr = e
+}
+func (repository *MockPitFileStabilityFeeRepository) SetMissingHeaders(headers []core.Header) {
+	repository.missingHeaders = headers
+}
+func (repository *MockPitFileStabilityFeeRepository) SetCreateError(e error) {
+	repository.createErr = e
+}

pkg/transformers/test_data/pit_file.go

@@ -0,0 +1,92 @@
+package test_data
+
+import (
+	"encoding/json"
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/common/hexutil"
+	"github.com/ethereum/go-ethereum/core/types"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/pit_file/debt_ceiling"
+	ilk2 "github.com/vulcanize/vulcanizedb/pkg/transformers/pit_file/ilk"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/pit_file/stability_fee"
+	"math/big"
+)
+
+var (
+	PitAddress = "0xff3f2400f1600f3f493a9a92704a29b96795af1a"
+)
+
+var EthPitFileDebtCeilingLog = types.Log{
+	Address: common.HexToAddress(PitAddress),
+	Topics: []common.Hash{
+		common.HexToHash("0x29ae811400000000000000000000000000000000000000000000000000000000"),
+		common.HexToHash("0x00000000000000000000000064d922894153be9eef7b7218dc565d1d0ce2a092"),
+		common.HexToHash("0x6472697000000000000000000000000000000000000000000000000000000000"),
+		common.HexToHash("0x000000000000000000000000000000000000000000000000000000000000007b"),
+	},
+	Data:        hexutil.MustDecode("0x00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000004429ae81146472697000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000007b"),
+	BlockNumber: 22,
+	TxHash:      common.HexToHash("0xd744878a0b6655e3ba729e1019f56b563b4a16750196b8ad6104f3977db43f42"),
+	TxIndex:     333,
+	BlockHash:   common.HexToHash("0xa54d9d99c315bea3dda7256a36e51773ed009a01c0859295c5382d4b83d7eeb9"),
+	Index:       0,
+	Removed:     false,
+}
+
+var rawPitFileDebtCeilingLog, _ = json.Marshal(EthPitFileDebtCeilingLog)
+var PitFileDebtCeilingModel = debt_ceiling.PitFileDebtCeilingModel{
+	What:             "0x64d922894153BE9EEf7b7218dc565d1D0Ce2a092",
+	Data:             big.NewInt(123).String(),
+	TransactionIndex: EthPitFileDebtCeilingLog.TxIndex,
+	Raw:              rawPitFileDebtCeilingLog,
+}
+
+var EthPitFileIlkLog = types.Log{
+	Address: common.HexToAddress(PitAddress),
+	Topics: []common.Hash{
+		common.HexToHash("0x1a0b287e00000000000000000000000000000000000000000000000000000000"),
+		common.HexToHash("0x0000000000000000000000000f243e26db94b5426032e6dfa6007802dea2a614"),
+		common.HexToHash("0x66616b6520696c6b000000000000000000000000000000000000000000000000"),
+		common.HexToHash("0x73706f7400000000000000000000000000000000000000000000000000000000"),
+	},
+	Data:        hexutil.MustDecode("0x0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000004000000000000000000000000000000000000000000000000000000000000000641a0b287e66616b6520696c6b00000000000000000000000000000000000000000000000073706f7400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000007b"),
+	BlockNumber: 11,
+	TxHash:      common.HexToHash("0x1ba8125f60fa045c85b35df3983bee37db8627fbc32e3442a5cf17c85bb83f09"),
+	TxIndex:     111,
+	BlockHash:   common.HexToHash("0x6dc284247c524b22b10a75ef1c9d1709a509208d04c15fa2b675a293db637d21"),
+	Index:       0,
+	Removed:     false,
+}
+
+var rawPitFileIlkLog, _ = json.Marshal(EthPitFileIlkLog)
+var PitFileIlkModel = ilk2.PitFileIlkModel{
+	Ilk:              "fake ilk",
+	What:             "spot",
+	Data:             big.NewInt(123).String(),
+	TransactionIndex: EthPitFileIlkLog.TxIndex,
+	Raw:              rawPitFileIlkLog,
+}
+
+var EthPitFileStabilityFeeLog = types.Log{
+	Address: common.HexToAddress("0x6b59c42097e2Fff7cad96cb08cEeFd601081aD9c"),
+	Topics: []common.Hash{
+		common.HexToHash("0xd4e8be8300000000000000000000000000000000000000000000000000000000"),
+		common.HexToHash("0x00000000000000000000000064d922894153be9eef7b7218dc565d1d0ce2a092"),
+		common.HexToHash("0x6472697000000000000000000000000000000000000000000000000000000000"),
+		common.HexToHash("0x0000000000000000000000000000000000000000000000000000000000000000"),
+	},
+	Data:        hexutil.MustDecode("0x000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000044d4e8be8364726970000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"),
+	BlockNumber: 12,
+	TxHash:      common.HexToHash("0x78cdc62316ccf8e31515d09745cc724f557569f01a557d0d09b1066bf7079fd2"),
+	TxIndex:     222,
+	BlockHash:   common.HexToHash("0xe3d8e458421533170871b4033f978a3793ef10b7e33a9328a13c09e2fd90208d"),
+	Index:       0,
+	Removed:     false,
+}
+
+var rawPitFileStabilityFeeLog, _ = json.Marshal(EthPitFileStabilityFeeLog)
+var PitFileStabilityFeeModel = stability_fee.PitFileStabilityFeeModel{
+	What:             "drip",
+	Data:             "0x64d922894153BE9EEf7b7218dc565d1D0Ce2a092",
+	TransactionIndex: EthPitFileStabilityFeeLog.TxIndex,
+	Raw:              rawPitFileStabilityFeeLog,
+}

pkg/transformers/transformers.go

@@ -18,6 +18,10 @@ import (
 	"github.com/vulcanize/vulcanizedb/pkg/transformers/bite"
 	"github.com/vulcanize/vulcanizedb/pkg/transformers/flip_kick"
 	"github.com/vulcanize/vulcanizedb/pkg/transformers/frob"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/pit_file"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/pit_file/debt_ceiling"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/pit_file/ilk"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/pit_file/stability_fee"
 	"github.com/vulcanize/vulcanizedb/pkg/transformers/price_feeds"
 	"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
 	"github.com/vulcanize/vulcanizedb/pkg/transformers/tend"
@@ -28,6 +32,10 @@ func TransformerInitializers() []shared.TransformerInitializer {
 	flipKickTransformerInitializer := flip_kick.FlipKickTransformerInitializer{Config: flipKickConfig}
 	frobConfig := frob.FrobConfig
 	frobTransformerInitializer := frob.FrobTransformerInitializer{Config: frobConfig}
+	pitFileConfig := pit_file.PitFileConfig
+	pitFileDebtCeilingTransformerInitializer := debt_ceiling.PitFileDebtCeilingTransformerInitializer{Config: pitFileConfig}
+	pitFileIlkTransformerInitializer := ilk.PitFileIlkTransformerInitializer{Config: pitFileConfig}
+	pitFileStabilityFeeTransformerInitializer := stability_fee.PitFileStabilityFeeTransformerInitializer{Config: pitFileConfig}
 	priceFeedConfig := price_feeds.PriceFeedConfig
 	priceFeedTransformerInitializer := price_feeds.PriceFeedTransformerInitializer{Config: priceFeedConfig}
 	tendConfig := tend.TendConfig
@@ -38,6 +46,9 @@ func TransformerInitializers() []shared.TransformerInitializer {
 		biteTransformerInitializer.NewBiteTransformer,
 		flipKickTransformerInitializer.NewFlipKickTransformer,
 		frobTransformerInitializer.NewFrobTransformer,
+		pitFileDebtCeilingTransformerInitializer.NewPitFileDebtCeilingTransformer,
+		pitFileIlkTransformerInitializer.NewPitFileIlkTransformer,
+		pitFileStabilityFeeTransformerInitializer.NewPitFileStabilityFeeTransformer,
 		priceFeedTransformerInitializer.NewPriceFeedTransformer,
 		tendTransformerInitializer.NewTendTransformer,
 	}

test_config/test_config.go

@@ -77,6 +77,8 @@ func CleanTestDB(db *postgres.DB) {
 	db.MustExec("DELETE FROM headers")
 	db.MustExec("DELETE FROM log_filters")
 	db.MustExec("DELETE FROM logs")
+	db.MustExec("DELETE FROM maker.pit_file_ilk")
+	db.MustExec("DELETE FROM maker.pit_file_stability_fee")
 	db.MustExec("DELETE FROM receipts")
 	db.MustExec("DELETE FROM transactions")
 	db.MustExec("DELETE FROM watched_contracts")