(VDB-204) Add transformer for Flap kick

cmd/continuousLogSync.go

@@ -96,6 +96,7 @@ func buildTransformerInitializerMap() map[string]shared2.TransformerInitializer
 	transformerInitializerMap[shared2.DripFileIlkLabel] = transformers.DripFileIlkTransformerInitializer
 	transformerInitializerMap[shared2.DripFileRepoLabel] = transformers.DripFileRepoTransformerInitializer
 	transformerInitializerMap[shared2.DripFileVowLabel] = transformers.DripFileVowTransfromerInitializer
+	transformerInitializerMap[shared2.FlapKickLabel] = transformers.FlapKickTransformerInitializer
 	transformerInitializerMap[shared2.FlipKickLabel] = transformers.FlipKickTransformerInitializer
 	transformerInitializerMap[shared2.VowFlogLabel] = transformers.FlogTransformerInitializer
 	transformerInitializerMap[shared2.FlopKickLabel] = transformers.FlopKickTransformerInitializer

db/migrations/1541525500_create_flap_kick.down.sql

@@ -0,0 +1,3 @@
+DROP TABLE maker.flap_kick;
+ALTER TABLE public.checked_headers
+  DROP COLUMN flap_kick_checked;

db/migrations/1541525500_create_flap_kick.up.sql

@@ -0,0 +1,16 @@
+CREATE TABLE maker.flap_kick (
+  id            SERIAL PRIMARY KEY,
+  header_id     INTEGER NOT NULL REFERENCES headers (id) ON DELETE CASCADE,
+  bid_id        NUMERIC NOT NULL,
+  lot           NUMERIC NOT NULL,
+  bid           NUMERIC NOT NULL,
+  gal           TEXT,
+  "end"         TIMESTAMP WITH TIME ZONE,
+  tx_idx        INTEGER NOT NULL,
+  log_idx       INTEGER NOT NULL,
+  raw_log       JSONB,
+  UNIQUE (header_id, tx_idx, log_idx)
+);
+
+ALTER TABLE public.checked_headers
+  ADD COLUMN flap_kick_checked BOOLEAN NOT NULL DEFAULT FALSE;

db/schema.sql

@@ -2,7 +2,7 @@
 -- PostgreSQL database dump
 --
 
--- Dumped from database version 10.5
+-- Dumped from database version 10.3
 -- Dumped by pg_dump version 10.5
 
 SET statement_timeout = 0;
@@ -417,6 +417,44 @@ CREATE SEQUENCE maker.drip_file_vow_id_seq
 ALTER SEQUENCE maker.drip_file_vow_id_seq OWNED BY maker.drip_file_vow.id;
 
 
+--
+-- Name: flap_kick; Type: TABLE; Schema: maker; Owner: -
+--
+
+CREATE TABLE maker.flap_kick (
+    id integer NOT NULL,
+    header_id integer NOT NULL,
+    bid_id numeric NOT NULL,
+    lot numeric NOT NULL,
+    bid numeric NOT NULL,
+    gal text,
+    "end" timestamp with time zone,
+    tx_idx integer NOT NULL,
+    log_idx integer NOT NULL,
+    raw_log jsonb
+);
+
+
+--
+-- Name: flap_kick_id_seq; Type: SEQUENCE; Schema: maker; Owner: -
+--
+
+CREATE SEQUENCE maker.flap_kick_id_seq
+    AS integer
+    START WITH 1
+    INCREMENT BY 1
+    NO MINVALUE
+    NO MAXVALUE
+    CACHE 1;
+
+
+--
+-- Name: flap_kick_id_seq; Type: SEQUENCE OWNED BY; Schema: maker; Owner: -
+--
+
+ALTER SEQUENCE maker.flap_kick_id_seq OWNED BY maker.flap_kick.id;
+
+
 --
 -- Name: flip_kick; Type: TABLE; Schema: maker; Owner: -
 --
@@ -1187,7 +1225,8 @@ CREATE TABLE public.checked_headers (
     vat_grab_checked boolean DEFAULT false NOT NULL,
     vat_flux_checked boolean DEFAULT false NOT NULL,
     vat_slip_checked boolean DEFAULT false NOT NULL,
-    vow_flog_checked boolean DEFAULT false NOT NULL
+    vow_flog_checked boolean DEFAULT false NOT NULL,
+    flap_kick_checked boolean DEFAULT false NOT NULL
 );
 
 
@@ -1579,6 +1618,13 @@ ALTER TABLE ONLY maker.drip_file_repo ALTER COLUMN id SET DEFAULT nextval('maker
 ALTER TABLE ONLY maker.drip_file_vow ALTER COLUMN id SET DEFAULT nextval('maker.drip_file_vow_id_seq'::regclass);
 
 
+--
+-- Name: flap_kick id; Type: DEFAULT; Schema: maker; Owner: -
+--
+
+ALTER TABLE ONLY maker.flap_kick ALTER COLUMN id SET DEFAULT nextval('maker.flap_kick_id_seq'::regclass);
+
+
 --
 -- Name: flip_kick id; Type: DEFAULT; Schema: maker; Owner: -
 --
@@ -1935,6 +1981,22 @@ ALTER TABLE ONLY maker.drip_file_vow
     ADD CONSTRAINT drip_file_vow_pkey PRIMARY KEY (id);
 
 
+--
+-- Name: flap_kick flap_kick_header_id_tx_idx_log_idx_key; Type: CONSTRAINT; Schema: maker; Owner: -
+--
+
+ALTER TABLE ONLY maker.flap_kick
+    ADD CONSTRAINT flap_kick_header_id_tx_idx_log_idx_key UNIQUE (header_id, tx_idx, log_idx);
+
+
+--
+-- Name: flap_kick flap_kick_pkey; Type: CONSTRAINT; Schema: maker; Owner: -
+--
+
+ALTER TABLE ONLY maker.flap_kick
+    ADD CONSTRAINT flap_kick_pkey PRIMARY KEY (id);
+
+
 --
 -- Name: flip_kick flip_kick_header_id_tx_idx_log_idx_key; Type: CONSTRAINT; Schema: maker; Owner: -
 --
@@ -2457,6 +2519,14 @@ ALTER TABLE ONLY maker.drip_file_vow
     ADD CONSTRAINT drip_file_vow_header_id_fkey FOREIGN KEY (header_id) REFERENCES public.headers(id) ON DELETE CASCADE;
 
 
+--
+-- Name: flap_kick flap_kick_header_id_fkey; Type: FK CONSTRAINT; Schema: maker; Owner: -
+--
+
+ALTER TABLE ONLY maker.flap_kick
+    ADD CONSTRAINT flap_kick_header_id_fkey FOREIGN KEY (header_id) REFERENCES public.headers(id) ON DELETE CASCADE;
+
+
 --
 -- Name: flip_kick flip_kick_header_id_fkey; Type: FK CONSTRAINT; Schema: maker; Owner: -
 --

environments/local.toml.example

@@ -10,6 +10,7 @@ ipcPath = "http://127.0.0.1:7545"
 cat = "0x2f34f22a00ee4b7a8f8bbc4eaee1658774c624e0"
 drip = "0x891c04639a5edcae088e546fa125b5d7fb6a2b9d"
 eth_flip = "0x32D496Ad866D110060866B7125981C73642cc509"
+mcd_flap = "0x8868BAd8e74FcA4505676D1B5B21EcC23328d132"
 mcd_flop = "0x6191C9b0086c2eBF92300cC507009b53996FbFFa"
 pep = "0xB1997239Cfc3d15578A3a09730f7f84A90BB4975"
 pip = "0x9FfFE440258B79c5d6604001674A4722FfC0f7Bc"

environments/public.toml.example

@@ -11,6 +11,7 @@ levelDbPath = <local node's LevelDB chaindata filepath>
 cat = "0x2f34f22a00ee4b7a8f8bbc4eaee1658774c624e0"
 drip = "0x891c04639a5edcae088e546fa125b5d7fb6a2b9d"
 eth_flip = "0x32D496Ad866D110060866B7125981C73642cc509"
+mcd_flap = "0x8868BAd8e74FcA4505676D1B5B21EcC23328d132"
 mcd_flop = "0x6191C9b0086c2eBF92300cC507009b53996FbFFa"
 pep = "0xB1997239Cfc3d15578A3a09730f7f84A90BB4975"
 pip = "0x9FfFE440258B79c5d6604001674A4722FfC0f7Bc"

environments/staging.toml

@@ -15,6 +15,7 @@ name = "maker_vdb_staging"
 cat = "0x2f34f22a00ee4b7a8f8bbc4eaee1658774c624e0"
 drip = "0x891c04639a5edcae088e546fa125b5d7fb6a2b9d"
 eth_flip = "0x32D496Ad866D110060866B7125981C73642cc509"
+mcd_flap = "0x8868BAd8e74FcA4505676D1B5B21EcC23328d132"
 mcd_flop = "0x6191C9b0086c2eBF92300cC507009b53996FbFFa"
 pep = "0xB1997239Cfc3d15578A3a09730f7f84A90BB4975"
 pip = "0x9FfFE440258B79c5d6604001674A4722FfC0f7Bc"

pkg/transformers/flap_kick/config.go

@@ -0,0 +1,26 @@
+// 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 flap_kick
+
+import "github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
+
+var FlapKickConfig = shared.SingleTransformerConfig{
+	TransformerName:     shared.FlapKickLabel,
+	ContractAddresses:   []string{shared.FlapperContractAddress},
+	ContractAbi:         shared.FlapperABI,
+	Topic:               shared.FlapKickSignature,
+	StartingBlockNumber: 0,
+	EndingBlockNumber:   10000000,
+}

pkg/transformers/flap_kick/converter.go

@@ -0,0 +1,89 @@
+// 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 flap_kick
+
+import (
+	"encoding/json"
+	"errors"
+	"fmt"
+	"github.com/ethereum/go-ethereum/accounts/abi/bind"
+	"github.com/ethereum/go-ethereum/core/types"
+	"github.com/vulcanize/vulcanizedb/pkg/geth"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
+	"time"
+)
+
+type FlapKickConverter struct {
+}
+
+func (FlapKickConverter) ToEntities(contractAbi string, ethLogs []types.Log) ([]interface{}, error) {
+	var entities []interface{}
+	for _, ethLog := range ethLogs {
+		entity := &FlapKickEntity{}
+		address := ethLog.Address
+		abi, err := geth.ParseAbi(contractAbi)
+		if err != nil {
+			return nil, err
+		}
+		contract := bind.NewBoundContract(address, abi, nil, nil, nil)
+		err = contract.UnpackLog(entity, "Kick", ethLog)
+		if err != nil {
+			return nil, err
+		}
+		entity.Raw = ethLog
+		entity.TransactionIndex = ethLog.TxIndex
+		entity.LogIndex = ethLog.Index
+		entities = append(entities, *entity)
+	}
+	return entities, nil
+}
+
+func (FlapKickConverter) ToModels(entities []interface{}) ([]interface{}, error) {
+	var models []interface{}
+	for _, entity := range entities {
+		flapKickEntity, ok := entity.(FlapKickEntity)
+		if !ok {
+			return nil, fmt.Errorf("entity of type %T, not %T", entity, FlapKickEntity{})
+		}
+
+		if flapKickEntity.Id == nil {
+			return nil, errors.New("FlapKick log ID cannot be nil.")
+		}
+
+		id := flapKickEntity.Id.String()
+		lot := shared.BigIntToString(flapKickEntity.Lot)
+		bid := shared.BigIntToString(flapKickEntity.Bid)
+		gal := flapKickEntity.Gal.String()
+		endValue := shared.BigIntToInt64(flapKickEntity.End)
+		end := time.Unix(endValue, 0)
+		rawLog, err := json.Marshal(flapKickEntity.Raw)
+		if err != nil {
+			return nil, err
+		}
+
+		model := FlapKickModel{
+			BidId:            id,
+			Lot:              lot,
+			Bid:              bid,
+			Gal:              gal,
+			End:              end,
+			TransactionIndex: flapKickEntity.TransactionIndex,
+			LogIndex:         flapKickEntity.LogIndex,
+			Raw:              rawLog,
+		}
+		models = append(models, model)
+	}
+	return models, nil
+}

pkg/transformers/flap_kick/converter_test.go

@@ -0,0 +1,96 @@
+// 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 flap_kick_test
+
+import (
+	"encoding/json"
+	"github.com/ethereum/go-ethereum/core/types"
+	. "github.com/onsi/ginkgo"
+	. "github.com/onsi/gomega"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/flap_kick"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/test_data"
+	"math/big"
+	"time"
+)
+
+var _ = Describe("Flap kick converter", func() {
+	var converter = flap_kick.FlapKickConverter{}
+
+	Describe("ToEntity", func() {
+		It("converts an Eth Log to a FlapKickEntity", func() {
+			entities, err := converter.ToEntities(shared.FlapperABI, []types.Log{test_data.EthFlapKickLog})
+
+			Expect(err).NotTo(HaveOccurred())
+			Expect(len(entities)).To(Equal(1))
+			Expect(entities[0]).To(Equal(test_data.FlapKickEntity))
+		})
+
+		It("returns an error if converting log to entity fails", func() {
+			_, err := converter.ToEntities("error abi", []types.Log{test_data.EthFlapKickLog})
+
+			Expect(err).To(HaveOccurred())
+		})
+	})
+
+	Describe("ToModel", func() {
+
+		BeforeEach(func() {
+		})
+
+		It("converts an Entity to a Model", func() {
+			models, err := converter.ToModels([]interface{}{test_data.FlapKickEntity})
+
+			Expect(err).NotTo(HaveOccurred())
+			Expect(len(models)).To(Equal(1))
+			Expect(models[0]).To(Equal(test_data.FlapKickModel))
+		})
+
+		It("handles nil values", func() {
+			emptyAddressHex := "0x0000000000000000000000000000000000000000"
+			emptyString := ""
+			emptyTime := time.Unix(0, 0)
+			emptyEntity := flap_kick.FlapKickEntity{}
+			emptyEntity.Id = big.NewInt(1)
+			emptyRawLogJson, err := json.Marshal(types.Log{})
+			Expect(err).NotTo(HaveOccurred())
+
+			models, err := converter.ToModels([]interface{}{emptyEntity})
+
+			Expect(err).NotTo(HaveOccurred())
+			Expect(len(models)).To(Equal(1))
+			model := models[0].(flap_kick.FlapKickModel)
+			Expect(model.BidId).To(Equal("1"))
+			Expect(model.Lot).To(Equal(emptyString))
+			Expect(model.Bid).To(Equal(emptyString))
+			Expect(model.Gal).To(Equal(emptyAddressHex))
+			Expect(model.End).To(Equal(emptyTime))
+			Expect(model.Raw).To(Equal(emptyRawLogJson))
+		})
+
+		It("returns an error if the flap kick event id is nil", func() {
+			_, err := converter.ToModels([]interface{}{flap_kick.FlapKickEntity{}})
+
+			Expect(err).To(HaveOccurred())
+		})
+
+		It("returns an error if the wrong entity type is passed in", func() {
+			_, err := converter.ToModels([]interface{}{test_data.WrongEntity{}})
+
+			Expect(err).To(HaveOccurred())
+			Expect(err.Error()).To(ContainSubstring("entity of type"))
+		})
+	})
+})

pkg/transformers/flap_kick/entity.go

@@ -0,0 +1,33 @@
+// 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 flap_kick
+
+import (
+	"math/big"
+
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/core/types"
+)
+
+type FlapKickEntity struct {
+	Id               *big.Int
+	Lot              *big.Int
+	Bid              *big.Int
+	Gal              common.Address
+	End              *big.Int
+	Raw              types.Log
+	TransactionIndex uint
+	LogIndex         uint
+}

pkg/transformers/flap_kick/flap_kick_suite_test.go

@@ -0,0 +1,33 @@
+// 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 flap_kick_test
+
+import (
+	"io/ioutil"
+	"log"
+	"testing"
+
+	. "github.com/onsi/ginkgo"
+	. "github.com/onsi/gomega"
+)
+
+func TestFlapKick(t *testing.T) {
+	RegisterFailHandler(Fail)
+	RunSpecs(t, "FlapKick Suite")
+}
+
+var _ = BeforeSuite(func() {
+	log.SetOutput(ioutil.Discard)
+})

pkg/transformers/flap_kick/model.go

@@ -0,0 +1,28 @@
+// 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 flap_kick
+
+import "time"
+
+type FlapKickModel struct {
+	BidId            string `db:"bid_id"`
+	Lot              string
+	Bid              string
+	Gal              string
+	End              time.Time
+	LogIndex         uint   `db:"log_idx"`
+	TransactionIndex uint   `db:"tx_idx"`
+	Raw              []byte `db:"raw_log"`
+}

pkg/transformers/flap_kick/repository.go

@@ -0,0 +1,91 @@
+// 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 flap_kick
+
+import (
+	"fmt"
+	"github.com/vulcanize/vulcanizedb/pkg/core"
+	"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres"
+)
+
+type FlapKickRepository struct {
+	db *postgres.DB
+}
+
+func (repository *FlapKickRepository) Create(headerID int64, models []interface{}) error {
+	tx, err := repository.db.Begin()
+	if err != nil {
+		return err
+	}
+	for _, model := range models {
+		flapKickModel, ok := model.(FlapKickModel)
+		if !ok {
+			return fmt.Errorf("model of type %T, not %T", model, FlapKickModel{})
+		}
+		_, err := tx.Exec(
+			`INSERT into maker.flap_kick (header_id, bid_id, lot, bid, gal, "end", tx_idx, log_idx, raw_log)
+        VALUES($1, $2::NUMERIC, $3::NUMERIC, $4::NUMERIC, $5, $6, $7, $8, $9)`,
+			headerID, flapKickModel.BidId, flapKickModel.Lot, flapKickModel.Bid, flapKickModel.Gal, flapKickModel.End, flapKickModel.TransactionIndex, flapKickModel.LogIndex, flapKickModel.Raw,
+		)
+		if err != nil {
+			tx.Rollback()
+			return err
+		}
+	}
+	_, err = tx.Exec(`INSERT INTO public.checked_headers (header_id, flap_kick_checked)
+			VALUES ($1, $2)
+		ON CONFLICT (header_id) DO
+			UPDATE SET flap_kick_checked = $2`, headerID, true)
+	if err != nil {
+		tx.Rollback()
+		return err
+	}
+	return tx.Commit()
+}
+
+func (repository *FlapKickRepository) MarkHeaderChecked(headerID int64) error {
+	_, err := repository.db.Exec(`INSERT INTO public.checked_headers (header_id, flap_kick_checked)
+		VALUES ($1, $2)
+	ON CONFLICT (header_id) DO
+		UPDATE SET flap_kick_checked = $2`, headerID, true)
+	return err
+}
+
+func (repository FlapKickRepository) 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 checked_headers on headers.id = header_id
+               WHERE (header_id ISNULL OR flap_kick_checked IS FALSE)
+               AND headers.block_number >= $1
+               AND headers.block_number <= $2
+               AND headers.eth_node_fingerprint = $3`,
+		startingBlockNumber,
+		endingBlockNumber,
+		repository.db.Node.ID,
+	)
+
+	if err != nil {
+		fmt.Println("Error:", err)
+		return result, err
+	}
+
+	return result, nil
+}
+
+func (repository *FlapKickRepository) SetDB(db *postgres.DB) {
+	repository.db = db
+}

pkg/transformers/flap_kick/repository_test.go

@@ -0,0 +1,98 @@
+// 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 flap_kick_test
+
+import (
+	. "github.com/onsi/ginkgo"
+	. "github.com/onsi/gomega"
+
+	"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres"
+	"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres/repositories"
+	"github.com/vulcanize/vulcanizedb/pkg/fakes"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/flap_kick"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/test_data"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/test_data/shared_behaviors"
+	"github.com/vulcanize/vulcanizedb/test_config"
+)
+
+var _ = Describe("Flap Kick Repository", func() {
+	var (
+		db                 *postgres.DB
+		flapKickRepository flap_kick.FlapKickRepository
+		headerRepository   repositories.HeaderRepository
+	)
+
+	BeforeEach(func() {
+		db = test_config.NewTestDB(test_config.NewTestNode())
+		test_config.CleanTestDB(db)
+		flapKickRepository = flap_kick.FlapKickRepository{}
+		flapKickRepository.SetDB(db)
+		headerRepository = repositories.NewHeaderRepository(db)
+	})
+
+	Describe("Create", func() {
+		modelWithDifferentLogIdx := test_data.FlapKickModel
+		modelWithDifferentLogIdx.LogIndex = modelWithDifferentLogIdx.LogIndex + 1
+		inputs := shared_behaviors.CreateBehaviorInputs{
+			CheckedHeaderColumnName:  "flap_kick_checked",
+			LogEventTableName:        "maker.flap_kick",
+			TestModel:                test_data.FlapKickModel,
+			ModelWithDifferentLogIdx: modelWithDifferentLogIdx,
+			Repository:               &flapKickRepository,
+		}
+
+		shared_behaviors.SharedRepositoryCreateBehaviors(&inputs)
+
+		It("persists a flap kick record", func() {
+			headerId, err := headerRepository.CreateOrUpdateHeader(fakes.FakeHeader)
+			Expect(err).NotTo(HaveOccurred())
+			err = flapKickRepository.Create(headerId, []interface{}{test_data.FlapKickModel})
+
+			Expect(err).NotTo(HaveOccurred())
+			var count int
+			db.QueryRow(`SELECT count(*) FROM maker.flap_kick`).Scan(&count)
+			Expect(count).To(Equal(1))
+			var dbResult flap_kick.FlapKickModel
+			err = db.Get(&dbResult, `SELECT bid, bid_id, "end", gal, lot, log_idx, tx_idx, raw_log FROM maker.flap_kick WHERE header_id = $1`, headerId)
+			Expect(err).NotTo(HaveOccurred())
+			Expect(dbResult.Bid).To(Equal(test_data.FlapKickModel.Bid))
+			Expect(dbResult.BidId).To(Equal(test_data.FlapKickModel.BidId))
+			Expect(dbResult.End.Equal(test_data.FlapKickModel.End)).To(BeTrue())
+			Expect(dbResult.Gal).To(Equal(test_data.FlapKickModel.Gal))
+			Expect(dbResult.Lot).To(Equal(test_data.FlapKickModel.Lot))
+			Expect(dbResult.LogIndex).To(Equal(test_data.FlapKickModel.LogIndex))
+			Expect(dbResult.TransactionIndex).To(Equal(test_data.FlapKickModel.TransactionIndex))
+			Expect(dbResult.Raw).To(MatchJSON(test_data.FlapKickModel.Raw))
+		})
+	})
+
+	Describe("MarkHeaderChecked", func() {
+		inputs := shared_behaviors.MarkedHeaderCheckedBehaviorInputs{
+			CheckedHeaderColumnName: "flap_kick_checked",
+			Repository:              &flapKickRepository,
+		}
+
+		shared_behaviors.SharedRepositoryMarkHeaderCheckedBehaviors(&inputs)
+	})
+
+	Describe("MissingHeaders", func() {
+		inputs := shared_behaviors.MissingHeadersBehaviorInputs{
+			Repository:    &flapKickRepository,
+			RepositoryTwo: &flap_kick.FlapKickRepository{},
+		}
+
+		shared_behaviors.SharedRepositoryMissingHeadersBehaviors(&inputs)
+	})
+})

pkg/transformers/integration_tests/flap_kick.go

@@ -0,0 +1,68 @@
+// 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 integration_tests
+
+import (
+	"time"
+
+	. "github.com/onsi/ginkgo"
+	. "github.com/onsi/gomega"
+
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/factories"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/flap_kick"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
+	"github.com/vulcanize/vulcanizedb/test_config"
+)
+
+var _ = Describe("FlapKick Transformer", func() {
+	It("fetches and transforms a FlapKick event from Kovan chain", func() {
+		blockNumber := int64(9002933)
+		config := flap_kick.FlapKickConfig
+		config.StartingBlockNumber = blockNumber
+		config.EndingBlockNumber = blockNumber
+
+		rpcClient, ethClient, err := getClients(ipc)
+		Expect(err).NotTo(HaveOccurred())
+		blockchain, err := getBlockChain(rpcClient, ethClient)
+		Expect(err).NotTo(HaveOccurred())
+
+		db := test_config.NewTestDB(blockchain.Node())
+		test_config.CleanTestDB(db)
+
+		err = persistHeader(db, blockNumber)
+		Expect(err).NotTo(HaveOccurred())
+
+		initializer := factories.Transformer{
+			Config:     flap_kick.FlapKickConfig,
+			Converter:  &flap_kick.FlapKickConverter{},
+			Repository: &flap_kick.FlapKickRepository{},
+			Fetcher:    &shared.Fetcher{},
+		}
+		transformer := initializer.NewTransformer(db, blockchain)
+		err = transformer.Execute()
+		Expect(err).NotTo(HaveOccurred())
+
+		var dbResult []flap_kick.FlapKickModel
+		err = db.Select(&dbResult, `SELECT bid, bid_id, "end", gal, lot FROM maker.flap_kick`)
+		Expect(err).NotTo(HaveOccurred())
+
+		Expect(len(dbResult)).To(Equal(1))
+		Expect(dbResult[0].Bid).To(Equal("0"))
+		Expect(dbResult[0].BidId).To(Equal("1"))
+		Expect(dbResult[0].End.Equal(time.Unix(1539163860, 0))).To(BeTrue())
+		Expect(dbResult[0].Gal).To(Equal("0x0000d8b4147eDa80Fec7122AE16DA2479Cbd7ffB"))
+		Expect(dbResult[0].Lot).To(Equal("1000000000000000000"))
+	})
+})

pkg/transformers/shared/constants.go

@@ -31,6 +31,7 @@ var (
 
 	CatABI        = `[{"constant":true,"inputs":[],"name":"vat","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function","signature":"0x36569e77"},{"constant":true,"inputs":[],"name":"vow","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function","signature":"0x626cb3c5"},{"constant":true,"inputs":[{"name":"","type":"uint256"}],"name":"flips","outputs":[{"name":"ilk","type":"bytes32"},{"name":"urn","type":"bytes32"},{"name":"ink","type":"uint256"},{"name":"tab","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function","signature":"0x70d9235a"},{"constant":true,"inputs":[],"name":"nflip","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function","signature":"0x76181a51"},{"constant":true,"inputs":[],"name":"live","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function","signature":"0x957aa58c"},{"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":"flip","type":"address"},{"name":"chop","type":"uint256"},{"name":"lump","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function","signature":"0xd9638d36"},{"constant":true,"inputs":[],"name":"pit","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function","signature":"0xf03c7c6e"},{"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":"tab","type":"uint256"},{"indexed":false,"name":"flip","type":"uint256"},{"indexed":false,"name":"iArt","type":"uint256"}],"name":"Bite","type":"event","signature":"0x99b5620489b6ef926d4518936cfec15d305452712b88bd59da2d9c10fb0953e8"},{"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":"address"}],"name":"file","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function","signature":"0xd4e8be83"},{"constant":false,"inputs":[{"name":"ilk","type":"bytes32"},{"name":"what","type":"bytes32"},{"name":"flip","type":"address"}],"name":"file","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function","signature":"0xebecb39d"},{"constant":false,"inputs":[{"name":"ilk","type":"bytes32"},{"name":"urn","type":"bytes32"}],"name":"bite","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"nonpayable","type":"function","signature":"0x72f7b593"},{"constant":false,"inputs":[{"name":"n","type":"uint256"},{"name":"wad","type":"uint256"}],"name":"flip","outputs":[{"name":"id","type":"uint256"}],"payable":false,"stateMutability":"nonpayable","type":"function","signature":"0xe6f95917"}]`
 	DripABI       = `[{"constant":true,"inputs":[],"name":"vat","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function","signature":"0x36569e77"},{"constant":true,"inputs":[],"name":"repo","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function","signature":"0x56ff3122"},{"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":"vow","type":"bytes32"},{"name":"tax","type":"uint256"},{"name":"rho","type":"uint48"}],"payable":false,"stateMutability":"view","type":"function","signature":"0xd9638d36"},{"inputs":[{"name":"vat_","type":"address"}],"payable":false,"stateMutability":"nonpayable","type":"constructor","signature":"constructor"},{"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":true,"inputs":[],"name":"era","outputs":[{"name":"","type":"uint48"}],"payable":false,"stateMutability":"view","type":"function","signature":"0x143e55e0"},{"constant":false,"inputs":[{"name":"ilk","type":"bytes32"},{"name":"vow","type":"bytes32"},{"name":"tax","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":"ilk","type":"bytes32"}],"name":"drip","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function","signature":"0x44e2a5a8"}]`
+	FlapperABI    = `[{"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":"gal","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[],"name":"ttl","outputs":[{"name":"","type":"uint48"}],"payable":false,"stateMutability":"view","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":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":true,"inputs":[],"name":"dai","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","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"}],"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"},{"constant":false,"inputs":[{"name":"gal","type":"address"},{"name":"lot","type":"uint256"},{"name":"bid","type":"uint256"}],"name":"kick","outputs":[{"name":"id","type":"uint256"}],"payable":false,"stateMutability":"nonpayable","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":false,"inputs":[{"name":"id","type":"uint256"}],"name":"deal","outputs":[],"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"}]`
 	FlopperABI    = `[{"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":"vow","type":"address"}],"payable":false,"stateMutability":"view","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":false,"inputs":[{"name":"guy","type":"address"}],"name":"rely","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":"guy","type":"address"}],"name":"deny","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"gal","type":"address"},{"name":"lot","type":"uint256"},{"name":"bid","type":"uint256"}],"name":"kick","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"name":"","type":"address"}],"name":"wards","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":true,"inputs":[],"name":"dai","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","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"}],"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"}]`
 	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"}]]`
@@ -41,6 +42,7 @@ var (
 	// temporary addresses from Kovan deployment
 	CatContractAddress     = getContractValue("contract.cat", "0x2f34f22a00ee4b7a8f8bbc4eaee1658774c624e0")
 	DripContractAddress    = getContractValue("contract.drip", "0x891c04639a5edcae088e546fa125b5d7fb6a2b9d")
+	FlapperContractAddress = getContractValue("contract.mcd_flap", "0x8868BAd8e74FcA4505676D1B5B21EcC23328d132") // MCD FLAP Contract
 	FlipperContractAddress = getContractValue("contract.eth_flip", "0x32D496Ad866D110060866B7125981C73642cc509") // ETH FLIP Contract
 	FlopperContractAddress = getContractValue("contract.mcd_flop", "0x6191C9b0086c2eBF92300cC507009b53996FbFFa") // MCD FLOP Contract
 	PepContractAddress     = getContractValue("contract.pep", "0xB1997239Cfc3d15578A3a09730f7f84A90BB4975")
@@ -61,6 +63,7 @@ var (
 	dripFileIlkMethod         = "file(bytes32,bytes32,uint256)"
 	dripFileRepoMethod        = GetSolidityMethodSignature(DripABI, "file")
 	dripFileVowMethod         = "file(bytes32,bytes32)"
+	flapKickMethod            = GetSolidityMethodSignature(FlapperABI, "Kick")
 	flipKickMethod            = GetSolidityMethodSignature(FlipperABI, "Kick")
 	flopKickMethod            = GetSolidityMethodSignature(FlopperABI, "Kick")
 	frobMethod                = GetSolidityMethodSignature(PitABI, "Frob")
@@ -90,6 +93,7 @@ var (
 	DripFileIlkSignature         = GetLogNoteSignature(dripFileIlkMethod)
 	DripFileRepoSignature        = GetLogNoteSignature(dripFileRepoMethod)
 	DripFileVowSignature         = GetLogNoteSignature(dripFileVowMethod)
+	FlapKickSignature            = GetEventSignature(flapKickMethod)
 	FlipKickSignature            = GetEventSignature(flipKickMethod)
 	FlopKickSignature            = GetEventSignature(flopKickMethod)
 	FrobSignature                = GetEventSignature(frobMethod)
@@ -119,6 +123,7 @@ var (
 	DripFileIlkLabel         = "dripFileIlk"
 	DripFileRepoLabel        = "dripFileRepo"
 	DripFileVowLabel         = "dripFileVow"
+	FlapKickLabel            = "flapKick"
 	FlipKickLabel            = "flipKick"
 	FlopKickLabel            = "flopKick"
 	FrobLabel                = "frob"

pkg/transformers/shared/event_signature_generator_test.go

@@ -37,6 +37,13 @@ var _ = Describe("Event signature generator", func() {
 			Expect(expected).To(Equal(actual))
 		})
 
+		It("generates the flap kick event signature", func() {
+			expected := "0xefa52d9342a199cb30efd2692463f2c2bef63cd7186b50382d4fb94ad207880e"
+			actual := shared.GetEventSignature("Kick(uint256,uint256,uint256,address,uint48)")
+
+			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)")
@@ -224,6 +231,13 @@ var _ = Describe("Event signature generator", func() {
 				Expect(expected).To(Equal(actual))
 			})
 
+			It("gets the flap Kick event signature", func() {
+				expected := "Kick(uint256,uint256,uint256,address,uint48)"
+				actual := shared.GetSolidityMethodSignature(shared.FlapperABI, "Kick")
+
+				Expect(expected).To(Equal(actual))
+			})
+
 			It("gets the flip Kick event signature", func() {
 				expected := "Kick(uint256,uint256,uint256,address,uint48,bytes32,uint256)"
 				actual := shared.GetSolidityMethodSignature(shared.FlipperABI, "Kick")

pkg/transformers/test_data/flap_kick.go

@@ -0,0 +1,50 @@
+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/flap_kick"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
+	"math/big"
+	"time"
+)
+
+var EthFlapKickLog = types.Log{
+	Address: common.HexToAddress(shared.FlapperContractAddress),
+	Topics: []common.Hash{
+		common.HexToHash("0xefa52d9342a199cb30efd2692463f2c2bef63cd7186b50382d4fb94ad207880e"),
+		common.HexToHash("0x00000000000000000000000000000000000000000000000000000000069f6bc7"),
+	},
+	Data:        hexutil.MustDecode("0x000000000000000000000000000000000000000000000000000000003ade68b100000000000000000000000000000000000000000000000000000000075bcd150000000000000000000000007d7bee5fcfd8028cf7b00876c5b1421c800561a6000000000000000000000000000000000000000000000000000000005be469c5"),
+	BlockNumber: 65,
+	TxHash:      common.HexToHash("0xee7930b76b6e93974bd3f37824644ae42a89a3887a1131a7bcb3267ab4dc0169"),
+	TxIndex:     66,
+	BlockHash:   common.HexToHash("0x051525dfb9a524739ae09ec240ecd5ddbc172ccdc2f65670786fa9f37806c378"),
+	Index:       67,
+	Removed:     false,
+}
+
+var FlapKickEntity = flap_kick.FlapKickEntity{
+	Id:               big.NewInt(111111111),
+	Lot:              big.NewInt(987654321),
+	Bid:              big.NewInt(123456789),
+	Gal:              common.HexToAddress("0x7d7bEe5fCfD8028cf7b00876C5b1421c800561A6"),
+	End:              big.NewInt(1541695941),
+	Raw:              EthFlapKickLog,
+	TransactionIndex: EthFlapKickLog.TxIndex,
+	LogIndex:         EthFlapKickLog.Index,
+}
+
+var rawFlapKickLog, _ = json.Marshal(EthFlapKickLog)
+var FlapKickModel = flap_kick.FlapKickModel{
+	BidId:            FlapKickEntity.Id.String(),
+	Lot:              FlapKickEntity.Lot.String(),
+	Bid:              FlapKickEntity.Bid.String(),
+	Gal:              FlapKickEntity.Gal.String(),
+	End:              time.Unix(1541695941, 0),
+	Raw:              rawFlapKickLog,
+	TransactionIndex: EthFlapKickLog.TxIndex,
+	LogIndex:         EthFlapKickLog.Index,
+}

pkg/transformers/transformers.go

@@ -26,6 +26,7 @@ import (
 	"github.com/vulcanize/vulcanizedb/pkg/transformers/drip_file/repo"
 	"github.com/vulcanize/vulcanizedb/pkg/transformers/drip_file/vow"
 	"github.com/vulcanize/vulcanizedb/pkg/transformers/factories"
+	"github.com/vulcanize/vulcanizedb/pkg/transformers/flap_kick"
 	"github.com/vulcanize/vulcanizedb/pkg/transformers/flip_kick"
 	"github.com/vulcanize/vulcanizedb/pkg/transformers/flop_kick"
 	"github.com/vulcanize/vulcanizedb/pkg/transformers/frob"
@@ -118,6 +119,13 @@ var (
 		Fetcher:    &shared.Fetcher{},
 	}.NewLogNoteTransformer
 
+	FlapKickTransformerInitializer = factories.Transformer{
+		Config:     flap_kick.FlapKickConfig,
+		Converter:  &flap_kick.FlapKickConverter{},
+		Repository: &flap_kick.FlapKickRepository{},
+		Fetcher:    &shared.Fetcher{},
+	}.NewTransformer
+
 	FlipKickTransformerInitializer = factories.Transformer{
 		Config:     flip_kick.FlipKickConfig,
 		Converter:  &flip_kick.FlipKickConverter{},
@@ -257,6 +265,7 @@ func TransformerInitializers() []shared.TransformerInitializer {
 		DripFileIlkTransformerInitializer,
 		DripFileVowTransfromerInitializer,
 		DripFileRepoTransformerInitializer,
+		FlapKickTransformerInitializer,
 		FlipKickTransformerInitializer,
 		FlogTransformerInitializer,
 		FlopKickTransformerInitializer,

test_config/test_config.go

@@ -88,6 +88,7 @@ func CleanTestDB(db *postgres.DB) {
 	db.MustExec("DELETE FROM maker.drip_file_ilk")
 	db.MustExec("DELETE FROM maker.drip_file_repo")
 	db.MustExec("DELETE FROM maker.drip_file_vow")
+	db.MustExec("DELETE FROM maker.flap_kick")
 	db.MustExec("DELETE FROM maker.flip_kick")
 	db.MustExec("DELETE FROM maker.vow_flog")
 	db.MustExec("DELETE FROM maker.flop_kick")