56 lines
1.7 KiB
Bash
Executable file
56 lines
1.7 KiB
Bash
Executable file
#!/usr/bin/env bash
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# Copyright 2019 Google LLC
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# injects new image/tag into the images in ./release/kubernetes-manifests/demo.yaml
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set -euo pipefail
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SCRIPTDIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
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log() { echo "$1" >&2; }
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TAG="${TAG?TAG env variable must be specified}"
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REPO_PREFIX="${REPO_PREFIX?REPO_PREFIX env variable must be specified}"
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out_file="${SCRIPTDIR}/../release/kubernetes-manifests/demo.yaml"
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read_manifests() {
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local src_manifest_dir
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src_manifest_dir="${SCRIPTDIR}/../kubernetes-manifests"
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while IFS= read -d $'\0' -r file; do
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cat "${file}"
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echo "---"
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done < <(find "${src_manifest_dir}" -name '*.yaml' -type f -print0)
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}
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# read and merge all manifests
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out_manifest="$(read_manifests)"
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# replace "image" repo, tag for each service
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for dir in ./src/*/
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do
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svcname="$(basename "${dir}")"
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image="$REPO_PREFIX/$svcname:$TAG"
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pattern="^(\s*)image:\s.*$svcname(.*)(\s*)"
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replace="\1image: $image\3"
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out_manifest="$(gsed -r "s|$pattern|$replace|g" <(echo "${out_manifest}") )"
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done
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rm -rf -- "${out_file}"
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mkdir -p "$(dirname "${out_file}")"
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echo "${out_manifest}" > "${out_file}"
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log "Successfully saved merged manifests to ${out_file}."
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