add a scribe config for generic event indexing

.github/workflows/go.yml

@@ -5,7 +5,6 @@ on:
     branches-ignore:
       - 'gh-pages'
 
-
 jobs:
   test:
     name: Go Coverage
@@ -94,7 +93,6 @@ jobs:
           fail_ci_if_error: true # optional (default = false)
           verbose: true # optional (default = false)
 
-
       # We customize the build step because by default
       # We can not use ** because goveralls uses filepath.Match
       # to match ignore files and it does not support it.
@@ -123,11 +121,12 @@ jobs:
 
       # For pull requests it's not necessary to checkout the code
       - uses: dorny/paths-filter@v2
-        name: "Check for Go Changes"
+        name: 'Check for Go Changes'
         id: filter_go
         with:
           filters: |
             core: 'core/**'
+            scribe: 'scribe/**'
             tools: 'tools/**'
             ethergo: 'ethergo/**'
       - name: Check For Solidity Changes
@@ -187,7 +186,7 @@ jobs:
             ${{ runner.os }}-go-
       - name: Build
         # go build all workspaces
-        run:  go build $(go work edit -json | jq -c -r '[.Use[].DiskPath] | map_values(. + "/...")[]')
+        run: go build $(go work edit -json | jq -c -r '[.Use[].DiskPath] | map_values(. + "/...")[]')
 
   #note: right now this is not run against all work dirs
   lint:
@@ -215,7 +214,6 @@ jobs:
         with:
           credentials: https://0xnero:${{secrets.GIT_TOKEN }}@github.com/
 
-
       # workaround for: https://github.com/golangci/golangci-lint-action/issues/479
       - name: Setup cache key
         run: cp ${{matrix.package}}/go.mod go.mod -v
@@ -235,7 +233,7 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           # see: https://github.com/golangci/golangci-lint/issues/337#issuecomment-510136513
           GOGC: 20
-          GOPRIVATE: "GOPRIVATE=github.com/synapsecns/synapse-node"
+          GOPRIVATE: 'GOPRIVATE=github.com/synapsecns/synapse-node'
 
   # check if we need to rerun go generate as a result of solidity changes. Note, this will only run on solidity changes.
   check-generation:
@@ -262,7 +260,7 @@ jobs:
         id: yarn-cache-dir-path
         run: echo "::set-output name=dir::$(yarn cache dir)"
 
-      - name: "Use NodeJS by nvmrc"
+      - name: 'Use NodeJS by nvmrc'
         uses: actions/setup-node@v2
         with:
           node-version: '${{steps.nvmrc.outputs.NVMRC}}'
@@ -297,7 +295,6 @@ jobs:
         with:
           credentials: https://0xnero:${{secrets.GIT_TOKEN }}@github.com/
 
-
       - name: Go modules cache
         uses: actions/cache@v2
         with:
@@ -333,14 +330,14 @@ jobs:
         if: steps.verify-changed-files.outputs.files_changed == 'true'
         uses: andymckay/labeler@e6c4322d0397f3240f0e7e30a33b5c5df2d39e90
         with:
-          add-labels: "needs-go-generate"
+          add-labels: 'needs-go-generate'
           repo-token: ${{ secrets.GITHUB_TOKEN }}
           issue-number: ${{ steps.find_pr.outputs.pr }}
 
       - name: Remove Label
         if: steps.verify-changed-files.outputs.files_changed != 'true'
         uses: andymckay/labeler@e6c4322d0397f3240f0e7e30a33b5c5df2d39e90
         with:
-          remove-labels: "needs-go-generate"
+          remove-labels: 'needs-go-generate'
           repo-token: ${{ secrets.GITHUB_TOKEN }}
           issue-number: ${{ steps.find_pr.outputs.pr }}

go.work

@@ -5,3 +5,5 @@ use ./core
 use ./tools
 
 use ./ethergo
+
+use ./scribe

go.work.sum

@@ -1,12 +1,129 @@
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scribe/config/chain.go

@@ -0,0 +1,59 @@
+package config
+
+import (
+	"context"
+	"fmt"
+
+	"github.com/richardwilkes/toolbox/collection"
+)
+
+// ChainConfig defines the config for a specific chain.
+type ChainConfig struct {
+	// ChainID is the ID of the chain.
+	ChainID uint32 `toml:"ChainID"`
+	// RPCUrl is the URL of the chain's RPC server.
+	RPCUrl string `toml:"RPCUrl"`
+	// ConfirmationThreshold is the number of blocks to wait before indexing events.
+	ConfirmationThreshold uint32 `toml:"ConfirmationThreshold"`
+	// Contracts stores all the contract information for the chain.
+	Contracts ContractConfigs `toml:"Contracts"`
+}
+
+// ChainConfigs contains an array of ChainConfigs.
+type ChainConfigs []ChainConfig
+
+// IsValid validates the chain config by asserting no two chains appear twice.
+// It also calls IsValid on each individual ContractConfig.
+func (c ChainConfigs) IsValid(ctx context.Context) (ok bool, err error) {
+	intSet := collection.NewUint32Set()
+
+	for _, cfg := range c {
+		if intSet.Contains(cfg.ChainID) {
+			return false, fmt.Errorf("chain id %d appears twice: %w", cfg.ChainID, ErrDuplicateChainID)
+		}
+
+		ok, err = cfg.IsValid(ctx)
+		if !ok {
+			return false, err
+		}
+
+		intSet.Add(cfg.ChainID)
+	}
+
+	return true, nil
+}
+
+// IsValid validates the chain config.
+func (c ChainConfig) IsValid(ctx context.Context) (ok bool, err error) {
+	if c.ChainID == 0 {
+		return false, fmt.Errorf("%w: chain ID cannot be 0", ErrInvalidChainID)
+	}
+	if c.RPCUrl == "" {
+		return false, fmt.Errorf("field RPCUrl: %w", ErrRequiredField)
+	}
+	if ok, err = c.Contracts.IsValid(ctx); !ok {
+		return false, err
+	}
+
+	return true, nil
+}

scribe/config/chain_test.go

@@ -0,0 +1,56 @@
+package config_test
+
+import (
+	"github.com/brianvoe/gofakeit/v6"
+	. "github.com/stretchr/testify/assert"
+	"github.com/synapsecns/sanguine/scribe/config"
+	"github.com/synapsecns/synapse-node/testutils/utils"
+)
+
+func chainConfigFixture() config.ChainConfig {
+	return config.ChainConfig{
+		ChainID:               gofakeit.Uint32(),
+		RPCUrl:                gofakeit.URL(),
+		ConfirmationThreshold: gofakeit.Uint32(),
+		Contracts: config.ContractConfigs{
+			"a": config.ContractConfig{
+				Address:    utils.NewMockAddress().String(),
+				StartBlock: gofakeit.Uint64(),
+			},
+		},
+	}
+}
+
+func (c ConfigSuite) TestChainID() {
+	chainConfig := chainConfigFixture()
+	chainConfig.ChainID = 0
+
+	ok, err := chainConfig.IsValid(c.GetTestContext())
+	False(c.T(), ok)
+	ErrorIs(c.T(), err, config.ErrInvalidChainID)
+}
+
+func (c ConfigSuite) TestRPCUrl() {
+	chainConfig := chainConfigFixture()
+	chainConfig.RPCUrl = ""
+
+	ok, err := chainConfig.IsValid(c.GetTestContext())
+	False(c.T(), ok)
+	ErrorIs(c.T(), err, config.ErrRequiredField)
+}
+
+func (c ConfigSuite) TestChainConfigsDuplicateChainID() {
+	chainConfigA := chainConfigFixture()
+	chainConfigB := chainConfigFixture()
+
+	// manually set these to the same id
+	chainConfigB.ChainID = chainConfigA.ChainID
+	chainConfigs := config.ChainConfigs{
+		chainConfigA,
+		chainConfigB,
+	}
+
+	ok, err := chainConfigs.IsValid(c.GetTestContext())
+	False(c.T(), ok)
+	ErrorIs(c.T(), err, config.ErrDuplicateChainID)
+}