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EItanyaEItanya
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Signed-off-by: Eitan Yarmush <[email protected]>
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‎.github/workflows/ci.yaml‎

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name: CI Build
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on:
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push:
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branches: [main]
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pull_request:
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branches: [main]
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workflow_dispatch:
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jobs:
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build:
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env:
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VERSION: v0.0.1-test
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runs-on: ubuntu-latest
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steps:
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- name: Checkout repository
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uses: actions/checkout@v4
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- name: Set up QEMU
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uses: docker/setup-qemu-action@v3
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- name: Set up Docker Buildx
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uses: docker/setup-buildx-action@v3
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with:
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platforms: linux/amd64,linux/arm64
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version: v0.23.0
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use: 'true'
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- name: Run make build
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env:
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DOCKER_BUILDKIT: 1
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DOCKER_BUILD_ARGS: >-
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--cache-from=type=gha
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--cache-to=type=gha,mode=max
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--platform=linux/amd64,linux/arm64
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--output=type=tar,dest=/dev/null
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DOCKER_REPO: "${{ github.repository_owner }}/tools"
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DOCKER_BUILDER: "docker buildx"
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run: make docker-build
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working-directory: ./
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go-unit-tests:
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runs-on: ubuntu-latest
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steps:
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- name: Checkout repository
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uses: actions/checkout@v4
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- name: Set up Go
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uses: actions/setup-go@v4
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with:
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go-version: "1.24"
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cache: true
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- name: Run cmd/main.go tests
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working-directory: go
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run: |
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go test -v ./...

‎.github/workflows/tag.yaml‎

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name: Tag and Push
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on:
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push:
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tags:
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- "v*.*.*"
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workflow_dispatch:
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inputs:
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version:
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description: 'Version number'
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# https://docs.github.com/en/actions/writing-workflows/choosing-when-your-workflow-runs/events-that-trigger-workflows#release
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# GITHUB_SHA = Last commit in the tagged release
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# GITHUB_REF = Tag ref of release refs/tags/<tag_name>
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jobs:
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push-images:
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runs-on: ubuntu-latest
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permissions:
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contents: read
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packages: write
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steps:
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- name: 'Checkout GitHub Action'
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uses: actions/checkout@main
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- name: Login to GitHub Container Registry
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uses: docker/login-action@v3
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with:
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registry: ghcr.io
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username: ${{ github.actor }}
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password: ${{ secrets.GITHUB_TOKEN }}
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- name: Set up QEMU
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uses: docker/setup-qemu-action@v3
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- name: Set up Docker Buildx
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uses: docker/setup-buildx-action@v3
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- name: 'Build Images'
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env:
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DOCKER_BUILD_ARGS: "--push --platform linux/amd64,linux/arm64"
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DOCKER_BUILDER: "docker buildx"
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run: |
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# if workflow_dispatch is used, use the version input
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if [ -n "${{ github.event.inputs.version }}" ]; then
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export VERSION=${{ github.event.inputs.version }}
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else
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export VERSION=$(echo "$GITHUB_REF" | cut -c12-)
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fi
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make docker-build
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release:
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# Only run release after images and helm chart are pushed
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# In the future we can take the chart from the helm action,
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# and build the CLI beforehand.
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needs:
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- push-images
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runs-on: ubuntu-latest
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permissions:
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contents: write
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steps:
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- name: Checkout
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uses: actions/checkout@v4
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- name: Build
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run: |
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# if workflow_dispatch is used, use the version input
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if [ -n "${{ github.event.inputs.version }}" ]; then
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export VERSION=${{ github.event.inputs.version }}
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else
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export VERSION=$(echo "$GITHUB_REF" | cut -c12-)
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fi
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make build
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- name: Release
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uses: softprops/action-gh-release@v2
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if: startsWith(github.ref, 'refs/tags/')
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with:
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files: |
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bin/kagent-tools-*

‎.gitignore‎

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bin/
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.idea/
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.vscode/
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.DS_Store
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.env
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.env.local
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.env.development.local
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.env.test.local
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.env.production.local

‎Dockerfile‎

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### STAGE 1: download-tools-cli
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ARG BASE_IMAGE_REGISTRY=cgr.dev
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FROM $BASE_IMAGE_REGISTRY/chainguard/wolfi-base:latest AS tools
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ENV LANG=C.UTF-8
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ENV LC_ALL=C.UTF-8
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RUN apk update && apk add \
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curl openssl bash git ca-certificates \
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&& rm -rf /var/cache/apk/*
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ARG TARGETARCH
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ARG TOOLS_HELM_VERSION
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ARG TOOLS_ISTIO_VERSION
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ARG TOOLS_ARGO_ROLLOUTS_VERSION
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ARG TOOLS_KUBECTL_VERSION
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WORKDIR /downloads
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RUN curl -LO "https://dl.k8s.io/release/v$TOOLS_KUBECTL_VERSION/bin/linux/$TARGETARCH/kubectl" \
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&& chmod +x kubectl \
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&& /downloads/kubectl version --client
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RUN curl -L https://istio.io/downloadIstio | ISTIO_VERSION=$TOOLS_ISTIO_VERSION TARGET_ARCH=$TARGETARCH sh - \
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&& mv istio-*/bin/istioctl /downloads/ \
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&& rm -rf istio-* \
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&& /downloads/istioctl --help
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# Install Helm
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RUN curl -Lo helm.tar.gz https://get.helm.sh/helm-v${TOOLS_HELM_VERSION}-linux-${TARGETARCH}.tar.gz \
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&& tar -xvf helm.tar.gz \
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&& mv linux-${TARGETARCH}/helm /downloads/helm \
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&& chmod +x /downloads/helm \
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&& /downloads/helm version
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# Install kubectl-argo-rollouts
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RUN curl -Lo /downloads/kubectl-argo-rollouts https://github.com/argoproj/argo-rollouts/releases/download/v${TOOLS_ARGO_ROLLOUTS_VERSION}/kubectl-argo-rollouts-linux-${TARGETARCH} \
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&& chmod +x /downloads/kubectl-argo-rollouts \
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&& /downloads/kubectl-argo-rollouts version
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### STAGE 2: build-tools MCP
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ARG BASE_IMAGE_REGISTRY=cgr.dev
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FROM --platform=linux/$BUILDARCH $BASE_IMAGE_REGISTRY/chainguard/go:latest AS builder
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ARG TARGETPLATFORM
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ARG TARGETARCH
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ARG LDFLAGS
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WORKDIR /workspace
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# Copy the Go Modules manifests
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COPY go.mod go.mod
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COPY go.sum go.sum
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# cache deps before building and copying source so that we don't need to re-download as much
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# and so that source changes don't invalidate our downloaded layer
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RUN --mount=type=cache,target=/root/go/pkg/mod,rw \
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--mount=type=cache,target=/root/.cache/go-build,rw \
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go mod download
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# Copy the go source
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COPY cmd cmd
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COPY internal internal
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COPY pkg pkg
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# Build
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# the GOARCH has not a default value to allow the binary be built according to the host where the command
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# was called. For example, if we call make docker-build in a local env which has the Apple Silicon M1 SO
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# the docker BUILDPLATFORM arg will be linux/arm64 when for Apple x86 it will be linux/amd64. Therefore,
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# by leaving it empty we can ensure that the container and binary shipped on it will have the same platform.
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RUN --mount=type=cache,target=/root/go/pkg/mod,rw \
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--mount=type=cache,target=/root/.cache/go-build,rw \
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CGO_ENABLED=0 GOOS=${TARGETOS:-linux} GOARCH=${TARGETARCH} go build -a -ldflags "$LDFLAGS" -o tool-server cmd/main.go
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# Use distroless as minimal base image to package the manager binary
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# Refer to https://github.com/GoogleContainerTools/distroless for more details
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FROM gcr.io/distroless/static:nonroot
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WORKDIR /
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USER 65532:65532
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ENV PATH=$PATH:/bin
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# Copy the tools
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COPY --from=tools --chown=65532:65532 /downloads/kubectl /bin/kubectl
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COPY --from=tools --chown=65532:65532 /downloads/istioctl /bin/istioctl
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COPY --from=tools --chown=65532:65532 /downloads/helm /bin/helm
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COPY --from=tools --chown=65532:65532 /downloads/kubectl-argo-rollouts /bin/kubectl-argo-rollouts
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# Copy the tool-server binary
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COPY --from=builder --chown=65532:65532 /workspace/tool-server /tool-server
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ARG VERSION
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LABEL org.opencontainers.image.source=https://github.com/kagent-dev/tools
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LABEL org.opencontainers.image.description="Kagent MCP tools server"
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LABEL org.opencontainers.image.authors="Kagent Creators 🤖"
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LABEL org.opencontainers.image.version="$VERSION"
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ENTRYPOINT ["/tool-server"]

‎Makefile‎

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DOCKER_REGISTRY ?= ghcr.io
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BASE_IMAGE_REGISTRY ?= cgr.dev
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DOCKER_REPO ?= kagent-dev/kagent
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BUILD_DATE := $(shell date -u '+%Y-%m-%d')
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GIT_COMMIT := $(shell git rev-parse --short HEAD || echo "unknown")
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VERSION ?= $(shell git describe --tags --always --dirty 2>/dev/null | sed 's/-dirty//' | grep v || echo "v0.0.0-$(GIT_COMMIT)")
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# Version information for the build
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LDFLAGS := "-X github.com/kagent-dev/tools/internal/version.Version=$(VERSION) \
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-X github.com/kagent-dev/tools/internal/version.GitCommit=$(GIT_COMMIT) \
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-X github.com/kagent-dev/tools/internal/version.BuildDate=$(BUILD_DATE)"
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.PHONY: fmt
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fmt: ## Run go fmt against code.
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go fmt ./...
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.PHONY: vet
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vet: ## Run go vet against code.
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go vet ./...
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.PHONY: lint
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lint: golangci-lint ## Run golangci-lint linter
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$(GOLANGCI_LINT) run
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.PHONY: lint-fix
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lint-fix: golangci-lint ## Run golangci-lint linter and perform fixes
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$(GOLANGCI_LINT) run --fix
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.PHONY: lint-config
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lint-config: golangci-lint ## Verify golangci-lint linter configuration
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$(GOLANGCI_LINT) config verify
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bin/kagent-tools-linux-amd64:
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CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -ldflags "$(LDFLAGS)" -o bin/kagent-tools-linux-amd64 ./cmd
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bin/kagent-tools-linux-amd64.sha256: bin/kagent-tools-linux-amd64
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sha256sum bin/kagent-tools-linux-amd64 > bin/kagent-tools-linux-amd64.sha256
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bin/kagent-tools-linux-arm64:
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CGO_ENABLED=0 GOOS=linux GOARCH=arm64 go build -ldflags "$(LDFLAGS)" -o bin/kagent-tools-linux-arm64 ./cmd
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bin/kagent-tools-linux-arm64.sha256: bin/kagent-tools-linux-arm64
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sha256sum bin/kagent-tools-linux-arm64 > bin/kagent-tools-linux-arm64.sha256
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bin/kagent-tools-darwin-amd64:
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CGO_ENABLED=0 GOOS=darwin GOARCH=amd64 go build -ldflags "$(LDFLAGS)" -o bin/kagent-tools-darwin-amd64 ./cmd
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bin/kagent-tools-darwin-amd64.sha256: bin/kagent-tools-darwin-amd64
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sha256sum bin/kagent-tools-darwin-amd64 > bin/kagent-tools-darwin-amd64.sha256
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bin/kagent-tools-darwin-arm64:
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CGO_ENABLED=0 GOOS=darwin GOARCH=arm64 go build -ldflags "$(LDFLAGS)" -o bin/kagent-tools-darwin-arm64 ./cmd
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bin/kagent-tools-darwin-arm64.sha256: bin/kagent-tools-darwin-arm64
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sha256sum bin/kagent-tools-darwin-arm64 > bin/kagent-tools-darwin-arm64.sha256
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bin/kagent-tools-windows-amd64.exe:
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CGO_ENABLED=0 GOOS=windows GOARCH=amd64 go build -ldflags "$(LDFLAGS)" -o bin/kagent-tools-windows-amd64.exe ./cmd
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bin/kagent-tools-windows-amd64.exe.sha256: bin/kagent-tools-windows-amd64.exe
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sha256sum bin/kagent-tools-windows-amd64.exe > bin/kagent-tools-windows-amd64.exe.sha256
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.PHONY: build
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build: bin/kagent-tools-linux-amd64.sha256 bin/kagent-tools-linux-arm64.sha256 bin/kagent-tools-darwin-amd64.sha256 bin/kagent-tools-darwin-arm64.sha256 bin/kagent-tools-windows-amd64.exe.sha256
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TOOLS_IMAGE_NAME ?= tools
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TOOLS_IMAGE_TAG ?= $(VERSION)
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TOOLS_IMG ?= $(DOCKER_REGISTRY)/$(DOCKER_REPO)/$(TOOLS_IMAGE_NAME):$(TOOLS_IMAGE_TAG)
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RETAGGED_DOCKER_REGISTRY = cr.kagent.dev
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RETAGGED_TOOLS_IMG = $(RETAGGED_DOCKER_REGISTRY)/$(DOCKER_REPO)/$(TOOLS_IMAGE_NAME):$(TOOLS_IMAGE_TAG)
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LOCALARCH ?= $(shell uname -m | sed 's/x86_64/amd64/' | sed 's/aarch64/arm64/')
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DOCKER_BUILDER ?= docker
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DOCKER_BUILD_ARGS ?= --pull --load --platform linux/$(LOCALARCH)
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TOOLS_ISTIO_VERSION ?= 1.26.1
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TOOLS_ARGO_ROLLOUTS_VERSION ?= 1.8.3
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TOOLS_KUBECTL_VERSION ?= 1.33.2
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TOOLS_HELM_VERSION ?= 3.18.3
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# build args
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TOOLS_IMAGE_BUILD_ARGS = --build-arg VERSION=$(VERSION)
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TOOLS_IMAGE_BUILD_ARGS += --build-arg LDFLAGS=$(LDFLAGS)
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TOOLS_IMAGE_BUILD_ARGS += --build-arg TOOLS_ISTIO_VERSION=$(TOOLS_ISTIO_VERSION)
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TOOLS_IMAGE_BUILD_ARGS += --build-arg TOOLS_ARGO_ROLLOUTS_VERSION=$(TOOLS_ARGO_ROLLOUTS_VERSION)
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TOOLS_IMAGE_BUILD_ARGS += --build-arg TOOLS_KUBECTL_VERSION=$(TOOLS_KUBECTL_VERSION)
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TOOLS_IMAGE_BUILD_ARGS += --build-arg TOOLS_HELM_VERSION=$(TOOLS_HELM_VERSION)
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.PHONY: docker-build # build tools image
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docker-build:
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$(DOCKER_BUILDER) build $(DOCKER_BUILD_ARGS) $(TOOLS_IMAGE_BUILD_ARGS) -f Dockerfile ./

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