Stanislav N. aka pztrn
8b945c8f90
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38 lines
1.0 KiB
Bash
Executable File
38 lines
1.0 KiB
Bash
Executable File
#!/bin/bash
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# build.sh checks if docker image with same sha256 exists remotely.
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# if exists, do nothing, if not, build the image
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commit_sha="${DRONE_COMMIT_SHA}"
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image_path="${REGISTRY}${REGISTRY_PROJECT}"
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if [ "${DRONE_TAG}" != "" ]; then
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tag="${DRONE_TAG}"
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else
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tag="${DRONE_COMMIT_SHA}"
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fi
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# Starting Docker daemon.
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/usr/local/bin/dockerd --data-root=/var/lib/docker --max-concurrent-uploads 1 &
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# Wait for it.
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echo "* Waiting for Docker daemon to start..."
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while true; do
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if docker ps &>/dev/null; then
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break
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fi
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done
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echo "* Logging in to registry..."
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docker login -u "${REGISTRY_USERNAME}" -p "${REGISTRY_PASSWORD}" "${REGISTRY}"
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echo "* Building docker image ${image_path}:${tag}..."
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if docker manifest inspect "${image_path}:${tag}" >/dev/null; then
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echo "* Docker image ${image_path}:${tag} is already exists on remote, no rebuilt necessary."
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exit 0
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fi
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docker build --pull --build-arg VCS_REF="${commit_sha}" --build-arg VCS_URL="${image_path}" --tag "${image_path}:${tag}" .
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docker push "${image_path}:${tag}"
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