feat: init

feat: add workspace

fix: remove ignore file

feat: implement `SignTxAsFeePayer`

fix: go mod tidy

test: add test codes.

feat: add missing implementations

fix: update package name, fix queries

test: updates during test code implementation

test: add test codes.

feat: add missing implementations

fix: update package name, fix queries

feat: add missing implementations

fix: update package name, fix queries

test: update test codes, fix minor errors

test: update test codes, fix minor errors

test: update for test

fix: remove logs

test: add contract reading codes

test: wip

feat: add missing implementations

fix: update package name, fix queries

test: update test codes, fix minor errors

test: update test codes, fix minor errors

test: update for test

fix: remove logs

test: add contract reading codes

test: wip

refactor: update names and cleanup

test: wip

feat: add dockerfile and github workflow

feat: update github action files

.github/workflows/godelegator.image+upload.yaml

@@ -0,0 +1,95 @@
+name: Go Delegator Deploy to Amazon ECR
+
+on:
+  push:
+    branches:
+      - master
+    paths:
+      - "go-delegator/**"
+env:
+  ecr_url: public.ecr.aws/bisonai/orakl-godelegator
+
+jobs:
+  prepare:
+    name: Prepare Build
+    runs-on: ubuntu-latest
+
+    outputs:
+      tag_date: ${{ steps.tag.outputs.date }}
+      tag_git_hash: ${{ steps.tag.outputs.git_hash }}
+      version: ${{ steps.package.outputs.version }}
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Get time TAG
+        id: tag
+        run: |
+          echo "date=$(date +'%Y%m%d.%H%M')" >> $GITHUB_OUTPUT
+          echo "git_hash=$(git rev-parse --short HEAD)" >> $GITHUB_OUTPUT
+
+      - name: Get package version
+        id: package
+        run: |
+          version=$(cat "./go-delegator/.version")
+          echo "version=${version}" >> $GITHUB_OUTPUT
+  build:
+    name: Build
+    runs-on: ubuntu-latest
+    needs: prepare
+
+    permissions:
+      id-token: write
+      contents: read
+
+    outputs:
+      tag_date: ${{ steps.tag.outputs.date }}
+      tag_git_hash: ${{ steps.tag.outputs.git_hash }}
+
+    steps:
+      - uses: actions/checkout@v3
+
+      - name: Setup Go
+        uses: actions/setup-go@v4
+        with:
+          go-version: "1.21.5"
+          check-latest: true
+          cache-dependency-path: |
+            ./go-delegator/go.sum
+
+      - name: Run lint
+        uses: golangci/golangci-lint-action@v3
+        with:
+          version: v1.54
+          working-directory: go-delegator
+          skip-pkg-cache: true
+          skip-build-cache: true
+          args: --timeout=10m
+
+      - name: Run vet
+        run: |
+          cd ./go-delegator
+          go install golang.org/x/tools/go/analysis/passes/shadow/cmd/shadow@latest
+          go vet
+          go vet -vettool=$(which shadow)
+      
+      - name: Docker build orakl-godelegator
+        run: SERVICE_NAME=orakl-godelegator docker-compose -f docker-compose.build.yaml build
+
+      - name: Configure AWS Credentials
+        uses: aws-actions/configure-aws-credentials@v2
+        with:
+          aws-region: us-east-1
+          role-to-assume: ${{ secrets.ROLE_ARN }}
+
+      - name: Login to Amazon ECR
+        id: login-ecr-public
+        uses: aws-actions/amazon-ecr-login@v1
+        with:
+          registry-type: public
+
+      - name: Publish Image to ECR(delegator)
+        run: |
+          docker tag orakl-godelegator ${{ env.ecr_url }}:v${{ needs.prepare.outputs.version }}.${{ needs.prepare.outputs.tag_date }}.${{ needs.prepare.outputs.tag_git_hash }}
+          docker push ${{ env.ecr_url }}:v${{ needs.prepare.outputs.version }}.${{ needs.prepare.outputs.tag_date }}.${{ needs.prepare.outputs.tag_git_hash }}
+

.github/workflows/godelegator.test+build.yaml

@@ -0,0 +1,68 @@
+name: "godelegator: test+build"
+
+on:
+  push:
+    branches-ignore:
+      - "master"
+    paths:
+      - "go-delegator/**"
+
+jobs:
+  core-build:
+    runs-on: ubuntu-latest
+    timeout-minutes: 3
+    services:
+      postgres:
+        image: postgres
+        env:
+          POSTGRES_PASSWORD: postgres
+          POSTGRES_DB: orakl-test
+        options: >-
+          --health-cmd pg_isready
+          --health-interval 10s
+          --health-timeout 5s
+          --health-retries 5
+        ports:
+          - 5432:5432
+    steps:
+      - uses: actions/checkout@v3
+      - name: Setup Go
+        uses: actions/setup-go@v4
+        with:
+          go-version: "1.21.5"
+          check-latest: true
+          cache-dependency-path: |
+            ./go-delegator/go.sum
+      - name: Install golang-migrate
+        run: |
+          curl -L https://github.com/golang-migrate/migrate/releases/download/v4.17.0/migrate.linux-amd64.tar.gz | tar xvz
+          sudo mv ./migrate /usr/bin
+      - name: Migrate up
+        run: |
+          cd ./go-delegator
+          migrate -database "postgresql://postgres:postgres@localhost:5432/orakl-test?search_path=public&sslmode=disable" -verbose -path ./migrations up
+      - name: Install dependencies
+        run: |
+          cd ./go-delegator
+          go mod tidy
+      - name: Build
+        run: |
+          cd ./go-delegator
+          go build
+      - name: Insert test fee payer pk
+        run: |
+          psql -h postgres -U postgres -d orakl-test <<EOF
+          SET search_path TO delegator;
+          INSERT INTO fee_payers ("privateKey") VALUES ('${{ secrets.DELEGATOR_FEEPAYER_PK}}')
+          ON CONFLICT ("privateKey")
+          DO NOTHING
+          RETURNING *;
+          EOF
+      - name: Run test
+        run: |
+          cd ./go-delegator
+          go test ./tests -v
+        env:
+          DATABASE_URL: "postgresql://postgres:postgres@localhost:5432/orakl-test?search_path=public"
+          PROVIDER_URL: "https://api.baobab.klaytn.net:8651"
+          TEST_DELEGATOR_REPORTER_PK: ${{ secrets.TEST_DELEGATOR_REPORTER_PK}}

dockerfiles/orakl-godelegator.Dockerfile

@@ -0,0 +1,34 @@
+FROM golang:1.21.5-bullseye as builder
+
+RUN apt-get update && apt-get install -y curl
+
+WORKDIR /app
+
+COPY go-delegator go-delegator
+
+WORKDIR /app/go-delegator
+
+RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -o delegatorbin -ldflags="-w -s" .
+
+# debian:bullseye-slim
+FROM debian@sha256:4b48997afc712259da850373fdbc60315316ee72213a4e77fc5a66032d790b2a
+
+RUN apt-get update && apt-get install -y curl
+
+RUN curl -L https://github.com/golang-migrate/migrate/releases/download/v4.17.0/migrate.linux-amd64.tar.gz | tar xvz && \
+    mv ./migrate /usr/bin
+
+WORKDIR /app
+
+RUN mkdir /app/migrations
+
+COPY --from=builder /app/go-delegator/migrations /app/migrations
+
+COPY --from=builder /app/go-delegator/delegatorbin /usr/bin
+
+CMD sh -c '_DATABASE_URL=$DATABASE_URL; if echo $_DATABASE_URL | grep -q "\?"; then \
+              _DATABASE_URL="${_DATABASE_URL}&sslmode=disable"; \
+           else \
+              _DATABASE_URL="${_DATABASE_URL}?sslmode=disable"; \
+           fi && \
+           migrate -database "$_DATABASE_URL" -verbose -path ./migrations up && delegatorbin'

go-delegator/.env.example

@@ -0,0 +1,5 @@
+DATABASE_URL=
+PROVIDER_URL=
+APP_PORT=
+TEST_DELEGATOR_REPORTER_PK=
+USE_GOOGLE_SECRET_MANAGER=

go-delegator/.gitignore

@@ -0,0 +1,46 @@
+# Compiled Object files, Static and Dynamic libs (Shared Objects)
+*.o
+*.a
+*.so
+
+# Folders
+_obj
+_test
+
+# Architecture specific extensions/prefixes
+*.[568vq]
+[568vq].out
+
+*.cgo1.go
+*.cgo2.c
+_cgo_defun.c
+_cgo_gotypes.go
+_cgo_export.*
+
+_testmain.go
+
+*.exe
+*.exe~
+*.test
+*.prof
+
+# Output of the go coverage tool, specifically when used with LiteIDE
+*.out
+
+# Dependency directories (remove the comment below to include it)
+# vendor/
+
+# IDE files
+.idea/
+
+# Log files
+*.log
+
+# Binaries
+bin/*
+
+*.dll
+*.so
+*.dylib
+
+.env

go-delegator/.version

@@ -0,0 +1 @@
+0.0.1

go-delegator/README.md

@@ -0,0 +1,11 @@
+# Go Delegator
+
+- Go implementation for delegator
+
+## TODOs
+
+[ ] test codes
+[ ] github actions
+[ ] dockerfile
+[ ] local-data-feed integration
+[ ] comparison & double check with nodejs delegator