add jenkins slave

.github/workflows/jenkins-slave.yml

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+name: Jenkins slave Docker Image Build
+
+on:
+  workflow_dispatch:
+    inputs:
+
+env:
+  REGISTRY: ghcr.io
+  IMAGE_NAME: greymass/jenkins-slave
+
+jobs:
+  docker:
+    runs-on: ubuntu-latest
+    steps:
+
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@v3
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+          tags: latest
+
+      - name: Log in to the Container registry
+        if: github.event_name != 'pull_request'
+        uses: docker/login-action@v1
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build and push
+        uses: docker/build-push-action@v2
+        with:
+          context: ./jenkins-slave/
+          push: ${{ github.event_name != 'pull_request' }}
+          tags: ${{ steps.meta.outputs.tags }}

jenkins-slave/010_jenkins-nopasswd

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+jenkins ALL=(ALL) NOPASSWD: ALL

jenkins-slave/Dockerfile

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+FROM jenkins/inbound-agent
+
+USER root
+RUN apt-get update \
+    && apt-get upgrade -y \
+    && apt-get install -y --no-install-recommends \
+        locales \
+        sudo \
+        vim \
+        curl \
+        telnet \
+        git \
+        tmux \
+        gcc \
+        gnupg \
+        python3 \
+        python3-pip \
+        python3-wheel \
+        ansible \
+        tox \
+        ca-certificates \
+        apt-transport-https \
+        software-properties-common \
+    && localedef -i en_US -c -f UTF-8 -A /usr/share/locale/locale.alias en_US.UTF-8 \
+    && curl -sSL https://download.docker.com/linux/debian/gpg -o /tmp/docker.gpg \
+    && apt-key add /tmp/docker.gpg \
+    && rm /tmp/docker.gpg \
+    && add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/debian $(lsb_release -cs) stable" \
+    && curl -sSL https://deb.nodesource.com/gpgkey/nodesource.gpg.key -o /tmp/node.gpg \
+    && apt-key add /tmp/node.gpg \
+    && rm /tmp/node.gpg \
+    && echo "deb https://deb.nodesource.com/node_16.x $(lsb_release -cs) main" > /etc/apt/sources.list.d/nodesource.list \
+    && echo "deb-src https://deb.nodesource.com/node_16.x $(lsb_release -cs) main" >> /etc/apt/sources.list.d/nodesource.list \
+    && apt-get update \
+    && apt-cache policy docker-ce \
+    && apt-get install -y --no-install-recommends docker-ce nodejs \
+    && update-alternatives --remove python /usr/bin/python2 \
+    && update-alternatives --install /usr/bin/python python /usr/bin/python3 10 \
+    && update-alternatives --install /usr/bin/pip pip /usr/bin/pip3 10 \
+    && rm -rf /var/lib/apt/lists/*
+
+RUN usermod -aG docker jenkins
+
+RUN pip install --no-cache-dir pbr devpi-client
+
+COPY 010_jenkins-nopasswd /etc/sudoers.d/
+
+USER jenkins

jenkins-slave/README.md

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+customized jenkins slave container