add build dockerfile (#535)

* add build docker

* add build docker

.github/workflows/build_docker.yml

@@ -0,0 +1,38 @@
+name: build docker
+
+on:
+  pull_request:
+    branches:
+      - build
+  push:
+    branches:
+      - build
+
+jobs:
+  build-docker:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@v3
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Log in to Docker hub
+        uses: docker/login-action@v3
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+
+      - name: Create and push manifests w/o cache
+        uses: docker/build-push-action@v6
+        with:
+          context: .
+          platforms: linux/amd64
+          file: build/DockerFile
+          push: true
+          tags: |
+            ${{ vars.DOCKER_PUSH_BASE }}/oceanbase/obdiag-builder:latest

build/DockerFile

@@ -0,0 +1,12 @@
+FROM centos:7
+RUN rm -rf /etc/yum.repos.d/*
+RUN curl -o /etc/yum.repos.d/CentOS-Base.repo https://mirrors.aliyun.com/repo/Centos-7.repo
+RUN yum install -y wget rpm-build
+RUN wget https://repo.anaconda.com/miniconda/Miniconda3-latest-Linux-x86_64.sh --no-check-certificate
+RUN sh Miniconda3-latest-Linux-x86_64.sh -p /opt/miniconda3 -b
+RUN export PATH=/opt/miniconda3/bin:$PATH
+RUN /opt/miniconda3/bin/conda init
+RUN /opt/miniconda3/bin/conda create --name obdiag python=3.8 -y
+RUN source /opt/miniconda3/bin/activate obdiag
+RUN /opt/miniconda3/envs/obdiag/bin/python3.8  -m pip install --upgrade pip setuptools wheel
+RUN yum install -y gcc gcc-c++ make