Add Drip drip transformer

This commit is contained in:
Rob Mulholand 2018-09-11 19:34:33 -05:00
parent 560305f601
commit f5595bee78
17 changed files with 830 additions and 2 deletions

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@ -0,0 +1 @@
DROP TABLE maker.drip_drip;

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@ -0,0 +1,8 @@
CREATE TABLE maker.drip_drip (
id SERIAL PRIMARY KEY,
header_id INTEGER NOT NULL REFERENCES headers (id) ON DELETE CASCADE,
ilk TEXT,
tx_idx INTEGER NOT NUll,
raw_log JSONB,
UNIQUE (header_id, tx_idx)
);

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@ -149,6 +149,39 @@ CREATE SEQUENCE maker.dent_db_id_seq
ALTER SEQUENCE maker.dent_db_id_seq OWNED BY maker.dent.db_id;
--
-- Name: drip_drip; Type: TABLE; Schema: maker; Owner: -
--
CREATE TABLE maker.drip_drip (
id integer NOT NULL,
header_id integer NOT NULL,
ilk text,
tx_idx integer NOT NULL,
raw_log jsonb
);
--
-- Name: drip_drip_id_seq; Type: SEQUENCE; Schema: maker; Owner: -
--
CREATE SEQUENCE maker.drip_drip_id_seq
AS integer
START WITH 1
INCREMENT BY 1
NO MINVALUE
NO MAXVALUE
CACHE 1;
--
-- Name: drip_drip_id_seq; Type: SEQUENCE OWNED BY; Schema: maker; Owner: -
--
ALTER SEQUENCE maker.drip_drip_id_seq OWNED BY maker.drip_drip.id;
--
-- Name: drip_file_ilk; Type: TABLE; Schema: maker; Owner: -
--
@ -931,6 +964,13 @@ ALTER TABLE ONLY maker.deal ALTER COLUMN id SET DEFAULT nextval('maker.deal_id_s
ALTER TABLE ONLY maker.dent ALTER COLUMN db_id SET DEFAULT nextval('maker.dent_db_id_seq'::regclass);
--
-- Name: drip_drip id; Type: DEFAULT; Schema: maker; Owner: -
--
ALTER TABLE ONLY maker.drip_drip ALTER COLUMN id SET DEFAULT nextval('maker.drip_drip_id_seq'::regclass);
--
-- Name: drip_file_ilk id; Type: DEFAULT; Schema: maker; Owner: -
--
@ -1119,6 +1159,22 @@ ALTER TABLE ONLY maker.dent
ADD CONSTRAINT dent_pkey PRIMARY KEY (db_id);
--
-- Name: drip_drip drip_drip_header_id_tx_idx_key; Type: CONSTRAINT; Schema: maker; Owner: -
--
ALTER TABLE ONLY maker.drip_drip
ADD CONSTRAINT drip_drip_header_id_tx_idx_key UNIQUE (header_id, tx_idx);
--
-- Name: drip_drip drip_drip_pkey; Type: CONSTRAINT; Schema: maker; Owner: -
--
ALTER TABLE ONLY maker.drip_drip
ADD CONSTRAINT drip_drip_pkey PRIMARY KEY (id);
--
-- Name: drip_file_ilk drip_file_ilk_header_id_tx_idx_key; Type: CONSTRAINT; Schema: maker; Owner: -
--
@ -1450,6 +1506,14 @@ ALTER TABLE ONLY maker.dent
ADD CONSTRAINT dent_header_id_fkey FOREIGN KEY (header_id) REFERENCES public.headers(id) ON DELETE CASCADE;
--
-- Name: drip_drip drip_drip_header_id_fkey; Type: FK CONSTRAINT; Schema: maker; Owner: -
--
ALTER TABLE ONLY maker.drip_drip
ADD CONSTRAINT drip_drip_header_id_fkey FOREIGN KEY (header_id) REFERENCES public.headers(id) ON DELETE CASCADE;
--
-- Name: drip_file_ilk drip_file_ilk_header_id_fkey; Type: FK CONSTRAINT; Schema: maker; Owner: -
--

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@ -0,0 +1,25 @@
// 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 drip_drip
import "github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
var DripDripConfig = shared.TransformerConfig{
ContractAddress: shared.DripContractAddress,
ContractAbi: shared.DripABI,
Topics: []string{shared.DripDripSignature},
StartingBlockNumber: 0,
EndingBlockNumber: 100,
}

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@ -0,0 +1,49 @@
// 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 drip_drip
import (
"bytes"
"encoding/json"
"errors"
"github.com/ethereum/go-ethereum/core/types"
)
type Converter interface {
ToModel(ethLog types.Log) (DripDripModel, error)
}
type DripDripConverter struct{}
func (DripDripConverter) ToModel(ethLog types.Log) (DripDripModel, error) {
err := verifyLog(ethLog)
if err != nil {
return DripDripModel{}, err
}
ilk := string(bytes.Trim(ethLog.Topics[2].Bytes(), "\x00"))
raw, err := json.Marshal(ethLog)
return DripDripModel{
Ilk: ilk,
TransactionIndex: ethLog.TxIndex,
Raw: raw,
}, err
}
func verifyLog(log types.Log) error {
if len(log.Topics) < 3 {
return errors.New("log missing topics")
}
return nil
}

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@ -0,0 +1,44 @@
// 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 drip_drip_test
import (
"github.com/ethereum/go-ethereum/core/types"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
"github.com/vulcanize/vulcanizedb/pkg/transformers/drip_drip"
"github.com/vulcanize/vulcanizedb/pkg/transformers/test_data"
)
var _ = Describe("Drip drip converter", func() {
It("returns err if log is missing topics", func() {
converter := drip_drip.DripDripConverter{}
badLog := types.Log{}
_, err := converter.ToModel(badLog)
Expect(err).To(HaveOccurred())
})
It("converts a log to an model", func() {
converter := drip_drip.DripDripConverter{}
model, err := converter.ToModel(test_data.EthDripDripLog)
Expect(err).NotTo(HaveOccurred())
Expect(model).To(Equal(test_data.DripDripModel))
})
})

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@ -0,0 +1,27 @@
// 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 drip_drip_test
import (
"testing"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
)
func TestDripDrip(t *testing.T) {
RegisterFailHandler(Fail)
RunSpecs(t, "DripDrip Suite")
}

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@ -0,0 +1,21 @@
// 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 drip_drip
type DripDripModel struct {
Ilk string
TransactionIndex uint `db:"tx_idx"`
Raw []byte `db:"raw_log"`
}

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@ -0,0 +1,59 @@
// 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 drip_drip
import (
"github.com/vulcanize/vulcanizedb/pkg/core"
"github.com/vulcanize/vulcanizedb/pkg/datastore/postgres"
)
type Repository interface {
Create(headerID int64, model DripDripModel) error
MissingHeaders(startingBlockNumber, endingBlockNumber int64) ([]core.Header, error)
}
type DripDripRepository struct {
db *postgres.DB
}
func NewDripDripRepository(db *postgres.DB) DripDripRepository {
return DripDripRepository{db: db}
}
func (repository DripDripRepository) Create(headerID int64, model DripDripModel) error {
_, err := repository.db.Exec(
`INSERT into maker.drip_drip (header_id, ilk, tx_idx, raw_log)
VALUES($1, $2, $3, $4)`,
headerID, model.Ilk, model.TransactionIndex, model.Raw,
)
return err
}
func (repository DripDripRepository) 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.drip_drip 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
}

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@ -0,0 +1,143 @@
// 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 drip_drip_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/drip_drip"
"github.com/vulcanize/vulcanizedb/pkg/transformers/test_data"
"github.com/vulcanize/vulcanizedb/test_config"
)
var _ = Describe("Drip drip repository", func() {
Describe("Create", func() {
It("adds a drip drip 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())
dripDripRepository := drip_drip.NewDripDripRepository(db)
err = dripDripRepository.Create(headerID, test_data.DripDripModel)
Expect(err).NotTo(HaveOccurred())
var dbPitFile drip_drip.DripDripModel
err = db.Get(&dbPitFile, `SELECT ilk, tx_idx, raw_log FROM maker.drip_drip WHERE header_id = $1`, headerID)
Expect(err).NotTo(HaveOccurred())
Expect(dbPitFile.Ilk).To(Equal(test_data.DripDripModel.Ilk))
Expect(dbPitFile.TransactionIndex).To(Equal(test_data.DripDripModel.TransactionIndex))
Expect(dbPitFile.Raw).To(MatchJSON(test_data.DripDripModel.Raw))
})
It("does not duplicate drip drip 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())
dripDripRepository := drip_drip.NewDripDripRepository(db)
err = dripDripRepository.Create(headerID, test_data.DripDripModel)
Expect(err).NotTo(HaveOccurred())
err = dripDripRepository.Create(headerID, test_data.DripDripModel)
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("pq: duplicate key value violates unique constraint"))
})
It("removes drip drip 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())
dripDripRepository := drip_drip.NewDripDripRepository(db)
err = dripDripRepository.Create(headerID, test_data.DripDripModel)
Expect(err).NotTo(HaveOccurred())
_, err = db.Exec(`DELETE FROM headers WHERE id = $1`, headerID)
Expect(err).NotTo(HaveOccurred())
var dbPitFile drip_drip.DripDripModel
err = db.Get(&dbPitFile, `SELECT ilk, tx_idx, raw_log FROM maker.drip_drip WHERE header_id = $1`, headerID)
Expect(err).To(HaveOccurred())
Expect(err).To(MatchError(sql.ErrNoRows))
})
})
Describe("MissingHeaders", func() {
It("returns headers with no associated drip drip event", func() {
db := test_config.NewTestDB(core.Node{})
test_config.CleanTestDB(db)
headerRepository := repositories.NewHeaderRepository(db)
startingBlockNumber := int64(1)
dripDripBlockNumber := int64(2)
endingBlockNumber := int64(3)
blockNumbers := []int64{startingBlockNumber, dripDripBlockNumber, 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())
}
dripDripRepository := drip_drip.NewDripDripRepository(db)
err := dripDripRepository.Create(headerIDs[1], test_data.DripDripModel)
Expect(err).NotTo(HaveOccurred())
headers, err := dripDripRepository.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())
}
dripDripRepository := drip_drip.NewDripDripRepository(db)
dripDripRepositoryTwo := drip_drip.NewDripDripRepository(dbTwo)
err := dripDripRepository.Create(headerIDs[0], test_data.DripDripModel)
Expect(err).NotTo(HaveOccurred())
nodeOneMissingHeaders, err := dripDripRepository.MissingHeaders(blockNumbers[0], blockNumbers[len(blockNumbers)-1])
Expect(err).NotTo(HaveOccurred())
Expect(len(nodeOneMissingHeaders)).To(Equal(len(blockNumbers) - 1))
nodeTwoMissingHeaders, err := dripDripRepositoryTwo.MissingHeaders(blockNumbers[0], blockNumbers[len(blockNumbers)-1])
Expect(err).NotTo(HaveOccurred())
Expect(len(nodeTwoMissingHeaders)).To(Equal(len(blockNumbers)))
})
})
})

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// 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 drip_drip
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/shared"
)
type DripDripTransformerInitializer struct {
Config shared.TransformerConfig
}
func (initializer DripDripTransformerInitializer) NewDripDripTransformer(db *postgres.DB, blockChain core.BlockChain) shared.Transformer {
converter := DripDripConverter{}
fetcher := shared.NewFetcher(blockChain)
repository := NewDripDripRepository(db)
return DripDripTransformer{
Config: initializer.Config,
Converter: converter,
Fetcher: fetcher,
Repository: repository,
}
}
type DripDripTransformer struct {
Config shared.TransformerConfig
Converter Converter
Fetcher shared.LogFetcher
Repository Repository
}
func (transformer DripDripTransformer) 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.DripDripSignature)}}
matchingLogs, err := transformer.Fetcher.FetchLogs(transformer.Config.ContractAddress, topics, header.BlockNumber)
if err != nil {
return err
}
for _, log := range matchingLogs {
model, err := transformer.Converter.ToModel(log)
if err != nil {
return err
}
err = transformer.Repository.Create(header.Id, model)
if err != nil {
return err
}
}
}
return nil
}

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@ -0,0 +1,175 @@
// 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 drip_drip_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/drip_drip"
"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
"github.com/vulcanize/vulcanizedb/pkg/transformers/test_data"
"github.com/vulcanize/vulcanizedb/pkg/transformers/test_data/mocks"
drip_drip_mocks "github.com/vulcanize/vulcanizedb/pkg/transformers/test_data/mocks/drip_drip"
)
var _ = Describe("Drip drip transformer", func() {
It("gets missing headers for block numbers specified in config", func() {
repository := &drip_drip_mocks.MockDripDripRepository{}
transformer := drip_drip.DripDripTransformer{
Config: drip_drip.DripDripConfig,
Fetcher: &mocks.MockLogFetcher{},
Converter: &drip_drip_mocks.MockDripDripConverter{},
Repository: repository,
}
err := transformer.Execute()
Expect(err).NotTo(HaveOccurred())
Expect(repository.PassedStartingBlockNumber).To(Equal(drip_drip.DripDripConfig.StartingBlockNumber))
Expect(repository.PassedEndingBlockNumber).To(Equal(drip_drip.DripDripConfig.EndingBlockNumber))
})
It("returns error if repository returns error for missing headers", func() {
repository := &drip_drip_mocks.MockDripDripRepository{}
repository.SetMissingHeadersErr(fakes.FakeError)
transformer := drip_drip.DripDripTransformer{
Fetcher: &mocks.MockLogFetcher{},
Converter: &drip_drip_mocks.MockDripDripConverter{},
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 := &drip_drip_mocks.MockDripDripRepository{}
repository.SetMissingHeaders([]core.Header{{BlockNumber: 1}, {BlockNumber: 2}})
transformer := drip_drip.DripDripTransformer{
Config: drip_drip.DripDripConfig,
Fetcher: fetcher,
Converter: &drip_drip_mocks.MockDripDripConverter{},
Repository: repository,
}
err := transformer.Execute()
Expect(err).NotTo(HaveOccurred())
Expect(fetcher.FetchedBlocks).To(Equal([]int64{1, 2}))
Expect(fetcher.FetchedContractAddress).To(Equal(drip_drip.DripDripConfig.ContractAddress))
Expect(fetcher.FetchedTopics).To(Equal([][]common.Hash{{common.HexToHash(shared.DripDripSignature)}}))
})
It("returns error if fetcher returns error", func() {
fetcher := &mocks.MockLogFetcher{}
fetcher.SetFetcherError(fakes.FakeError)
repository := &drip_drip_mocks.MockDripDripRepository{}
repository.SetMissingHeaders([]core.Header{{BlockNumber: 1}})
transformer := drip_drip.DripDripTransformer{
Fetcher: fetcher,
Converter: &drip_drip_mocks.MockDripDripConverter{},
Repository: repository,
}
err := transformer.Execute()
Expect(err).To(HaveOccurred())
Expect(err).To(MatchError(fakes.FakeError))
})
It("converts matching logs", func() {
converter := &drip_drip_mocks.MockDripDripConverter{}
fetcher := &mocks.MockLogFetcher{}
fetcher.SetFetchedLogs([]types.Log{test_data.EthDripDripLog})
repository := &drip_drip_mocks.MockDripDripRepository{}
repository.SetMissingHeaders([]core.Header{{BlockNumber: 1}})
transformer := drip_drip.DripDripTransformer{
Fetcher: fetcher,
Converter: converter,
Repository: repository,
}
err := transformer.Execute()
Expect(err).NotTo(HaveOccurred())
Expect(converter.PassedLog).To(Equal(test_data.EthDripDripLog))
})
It("returns error if converter returns error", func() {
converter := &drip_drip_mocks.MockDripDripConverter{}
converter.SetConverterError(fakes.FakeError)
fetcher := &mocks.MockLogFetcher{}
fetcher.SetFetchedLogs([]types.Log{test_data.EthDripDripLog})
repository := &drip_drip_mocks.MockDripDripRepository{}
repository.SetMissingHeaders([]core.Header{{BlockNumber: 1}})
transformer := drip_drip.DripDripTransformer{
Fetcher: fetcher,
Converter: converter,
Repository: repository,
}
err := transformer.Execute()
Expect(err).To(HaveOccurred())
Expect(err).To(MatchError(fakes.FakeError))
})
It("persists drip drip model", func() {
converter := &drip_drip_mocks.MockDripDripConverter{}
fetcher := &mocks.MockLogFetcher{}
fetcher.SetFetchedLogs([]types.Log{test_data.EthDripDripLog})
repository := &drip_drip_mocks.MockDripDripRepository{}
fakeHeader := core.Header{BlockNumber: 1, Id: 2}
repository.SetMissingHeaders([]core.Header{fakeHeader})
transformer := drip_drip.DripDripTransformer{
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.DripDripModel))
})
It("returns error if repository returns error for create", func() {
converter := &drip_drip_mocks.MockDripDripConverter{}
fetcher := &mocks.MockLogFetcher{}
fetcher.SetFetchedLogs([]types.Log{test_data.EthDripDripLog})
repository := &drip_drip_mocks.MockDripDripRepository{}
repository.SetMissingHeaders([]core.Header{{BlockNumber: 1, Id: 2}})
repository.SetCreateError(fakes.FakeError)
transformer := drip_drip.DripDripTransformer{
Fetcher: fetcher,
Converter: converter,
Repository: repository,
}
err := transformer.Execute()
Expect(err).To(HaveOccurred())
Expect(err).To(MatchError(fakes.FakeError))
})
})

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@ -25,7 +25,7 @@ var (
VatABI = `[{"constant":true,"inputs":[],"name":"debt","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function","signature":"0x0dca59c1"},{"constant":true,"inputs":[{"name":"","type":"bytes32"},{"name":"","type":"bytes32"}],"name":"urns","outputs":[{"name":"ink","type":"uint256"},{"name":"art","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function","signature":"0x26e27482"},{"constant":true,"inputs":[],"name":"vice","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function","signature":"0x2d61a355"},{"constant":true,"inputs":[{"name":"","type":"bytes32"}],"name":"sin","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function","signature":"0xa60f1d3e"},{"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":"","type":"bytes32"}],"name":"gem","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function","signature":"0xc0912683"},{"constant":true,"inputs":[{"name":"","type":"bytes32"}],"name":"ilks","outputs":[{"name":"take","type":"uint256"},{"name":"rate","type":"uint256"},{"name":"Ink","type":"uint256"},{"name":"Art","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function","signature":"0xd9638d36"},{"constant":true,"inputs":[{"name":"","type":"bytes32"}],"name":"dai","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"view","type":"function","signature":"0xf53e4e69"},{"inputs":[],"payable":false,"stateMutability":"nonpayable","type":"constructor","signature":"constructor"},{"anonymous":true,"inputs":[{"indexed":true,"name":"sig","type":"bytes4"},{"indexed":true,"name":"foo","type":"bytes32"},{"indexed":true,"name":"bar","type":"bytes32"},{"indexed":true,"name":"too","type":"bytes32"},{"indexed":false,"name":"fax","type":"bytes"}],"name":"Note","type":"event","signature":"0x8c2dbbc2b33ffaa77c104b777e574a8a4ff79829dfee8b66f4dc63e3f8067152"},{"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":"init","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function","signature":"0x3b663195"},{"constant":false,"inputs":[{"name":"ilk","type":"bytes32"},{"name":"guy","type":"bytes32"},{"name":"rad","type":"int256"}],"name":"slip","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function","signature":"0x42066cbb"},{"constant":false,"inputs":[{"name":"ilk","type":"bytes32"},{"name":"src","type":"bytes32"},{"name":"dst","type":"bytes32"},{"name":"rad","type":"int256"}],"name":"flux","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function","signature":"0xa6e41821"},{"constant":false,"inputs":[{"name":"src","type":"bytes32"},{"name":"dst","type":"bytes32"},{"name":"rad","type":"int256"}],"name":"move","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function","signature":"0x78f19470"},{"constant":false,"inputs":[{"name":"i","type":"bytes32"},{"name":"u","type":"bytes32"},{"name":"v","type":"bytes32"},{"name":"w","type":"bytes32"},{"name":"dink","type":"int256"},{"name":"dart","type":"int256"}],"name":"tune","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function","signature":"0x5dd6471a"},{"constant":false,"inputs":[{"name":"i","type":"bytes32"},{"name":"u","type":"bytes32"},{"name":"v","type":"bytes32"},{"name":"w","type":"bytes32"},{"name":"dink","type":"int256"},{"name":"dart","type":"int256"}],"name":"grab","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function","signature":"0x3690ae4c"},{"constant":false,"inputs":[{"name":"u","type":"bytes32"},{"name":"v","type":"bytes32"},{"name":"rad","type":"int256"}],"name":"heal","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function","signature":"0x990a5f63"},{"constant":false,"inputs":[{"name":"i","type":"bytes32"},{"name":"u","type":"bytes32"},{"name":"rate","type":"int256"}],"name":"fold","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function","signature":"0xe6a6a64d"},{"constant":false,"inputs":[{"name":"i","type":"bytes32"},{"name":"u","type":"bytes32"},{"name":"take","type":"int256"}],"name":"toll","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function","signature":"0x09b7a0b5"}]`
// temporary addresses from local Ganache deployment
CatContractAddress = "0xe0f0fa6982c59d8aa4ae0134bfe048327bd788cacf758b643ca41f055ffce76c"
CatContractAddress = "0xF56D79323fa7F82ACf0A4F88331093a77486dA7e"
DripContractAddress = "0xD4ae7420FCF54ab7cd27ab9c24DCC876eF6b64C3"
FlipperContractAddress = "0x6b59c42097e2fff7cad96cb08ceefd601081ad9c"
PepContractAddress = "0x99041F808D598B782D5a3e498681C2452A31da08"
@ -38,21 +38,23 @@ var (
biteMethod = GetSolidityMethodSignature(CatABI, "Bite")
dealMethod = GetSolidityMethodSignature(FlipperABI, "deal")
dentMethod = GetSolidityMethodSignature(FlipperABI, "dent")
dripDripMethod = GetSolidityMethodSignature(DripABI, "drip")
dripFileIlkMethod = "file(bytes32,bytes32,uint256)"
dripFileRepoMethod = GetSolidityMethodSignature(DripABI, "file")
dripFileVowMethod = "file(bytes32,bytes32)"
flipKickMethod = GetSolidityMethodSignature(FlipperABI, "Kick")
frobMethod = GetSolidityMethodSignature(PitABI, "Frob")
logValueMethod = GetSolidityMethodSignature(MedianizerABI, "LogValue")
pitFileDebtCeilingMethod = "file(bytes32,uint256)"
pitFileIlkMethod = "file(bytes32,bytes32,uint256)"
pitFileStabilityFeeMethod = GetSolidityMethodSignature(PitABI, "file")
tendMethod = GetSolidityMethodSignature(FlipperABI, "tend")
logValueMethod = GetSolidityMethodSignature(MedianizerABI, "LogValue")
vatInitMethod = GetSolidityMethodSignature(VatABI, "init")
BiteSignature = GetEventSignature(biteMethod)
DealSignature = GetLogNoteSignature(dealMethod)
DentFunctionSignature = GetLogNoteSignature(dentMethod)
DripDripSignature = GetLogNoteSignature(dripDripMethod)
DripFileIlkSignature = GetLogNoteSignature(dripFileIlkMethod)
DripFileRepoSignature = GetLogNoteSignature(dripFileRepoMethod)
DripFileVowSignature = GetLogNoteSignature(dripFileVowMethod)

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@ -0,0 +1,48 @@
// 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 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/drip_drip"
"github.com/vulcanize/vulcanizedb/pkg/transformers/shared"
)
var EthDripDripLog = types.Log{
Address: common.HexToAddress(shared.DripContractAddress),
Topics: []common.Hash{
common.HexToHash("0x44e2a5a800000000000000000000000000000000000000000000000000000000"),
common.HexToHash("0x00000000000000000000000064d922894153be9eef7b7218dc565d1d0ce2a092"),
common.HexToHash("0x66616b6520696c6b000000000000000000000000000000000000000000000000"),
common.HexToHash("0x0000000000000000000000000000000000000000000000000000000000000000"),
},
Data: hexutil.MustDecode("0x00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000040000000000000000000000000000000000000000000000000000000000000002444e2a5a866616b6520696c6b000000000000000000000000000000000000000000000000"),
BlockNumber: 62,
TxHash: common.HexToHash("0xa34fd5cfcb125ebfc81d33633495701b531753669712092bdb8aa6159a240040"),
TxIndex: 10,
BlockHash: common.HexToHash("0x7a2aa72468986774d90dc8c80d436956a5b6a7e5acea430fb8a79f9217ef00a3"),
Index: 0,
Removed: false,
}
var rawDripDripLog, _ = json.Marshal(EthDripDripLog)
var DripDripModel = drip_drip.DripDripModel{
Ilk: "fake ilk",
TransactionIndex: EthDripDripLog.TxIndex,
Raw: rawDripDripLog,
}

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@ -0,0 +1,35 @@
// 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 drip_drip
import (
"github.com/ethereum/go-ethereum/core/types"
"github.com/vulcanize/vulcanizedb/pkg/transformers/drip_drip"
"github.com/vulcanize/vulcanizedb/pkg/transformers/test_data"
)
type MockDripDripConverter struct {
Err error
PassedLog types.Log
}
func (converter *MockDripDripConverter) ToModel(ethLog types.Log) (drip_drip.DripDripModel, error) {
converter.PassedLog = ethLog
return test_data.DripDripModel, converter.Err
}
func (converter *MockDripDripConverter) SetConverterError(e error) {
converter.Err = e
}

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@ -0,0 +1,54 @@
// 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 drip_drip
import (
"github.com/vulcanize/vulcanizedb/pkg/core"
"github.com/vulcanize/vulcanizedb/pkg/transformers/drip_drip"
)
type MockDripDripRepository struct {
createErr error
missingHeaders []core.Header
missingHeadersErr error
PassedStartingBlockNumber int64
PassedEndingBlockNumber int64
PassedHeaderID int64
PassedModel drip_drip.DripDripModel
}
func (repository *MockDripDripRepository) Create(headerID int64, model drip_drip.DripDripModel) error {
repository.PassedHeaderID = headerID
repository.PassedModel = model
return repository.createErr
}
func (repository *MockDripDripRepository) MissingHeaders(startingBlockNumber, endingBlockNumber int64) ([]core.Header, error) {
repository.PassedStartingBlockNumber = startingBlockNumber
repository.PassedEndingBlockNumber = endingBlockNumber
return repository.missingHeaders, repository.missingHeadersErr
}
func (repository *MockDripDripRepository) SetMissingHeadersErr(e error) {
repository.missingHeadersErr = e
}
func (repository *MockDripDripRepository) SetMissingHeaders(headers []core.Header) {
repository.missingHeaders = headers
}
func (repository *MockDripDripRepository) SetCreateError(e error) {
repository.createErr = e
}

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@ -18,6 +18,7 @@ import (
"github.com/vulcanize/vulcanizedb/pkg/transformers/bite"
"github.com/vulcanize/vulcanizedb/pkg/transformers/deal"
"github.com/vulcanize/vulcanizedb/pkg/transformers/dent"
"github.com/vulcanize/vulcanizedb/pkg/transformers/drip_drip"
"github.com/vulcanize/vulcanizedb/pkg/transformers/drip_file"
ilk2 "github.com/vulcanize/vulcanizedb/pkg/transformers/drip_file/ilk"
"github.com/vulcanize/vulcanizedb/pkg/transformers/drip_file/repo"
@ -37,6 +38,7 @@ func TransformerInitializers() []shared.TransformerInitializer {
biteTransformerInitializer := bite.BiteTransformerInitializer{Config: bite.BiteConfig}
dealTransformerInitializer := deal.DealTransformerInitializer{Config: deal.Config}
dentTransformerInitializer := dent.DentTransformerInitializer{Config: dent.DentConfig}
dripDripTransformerInitializer := drip_drip.DripDripTransformerInitializer{Config: drip_drip.DripDripConfig}
flipKickTransformerInitializer := flip_kick.FlipKickTransformerInitializer{Config: flip_kick.FlipKickConfig}
frobTransformerInitializer := frob.FrobTransformerInitializer{Config: frob.FrobConfig}
dripFileConfig := drip_file.DripFileConfig
@ -56,6 +58,7 @@ func TransformerInitializers() []shared.TransformerInitializer {
dentTransformerInitializer.NewDentTransformer,
dripFileIlkTransformerInitializer.NewDripFileIlkTransformer,
dripFileRepoTransformerInitializer.NewDripFileRepoTransformer,
dripDripTransformerInitializer.NewDripDripTransformer,
flipKickTransformerInitializer.NewFlipKickTransformer,
frobTransformerInitializer.NewFrobTransformer,
pitFileDebtCeilingTransformerInitializer.NewPitFileDebtCeilingTransformer,