47d20a3302
don't checkout to the same repo on linux - that actually saves time --tags-from-gcp for easy targeting and agent info
52 lines
2 KiB
Bash
Executable file
52 lines
2 KiB
Bash
Executable file
#!/bin/bash
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# Copyright 2020 Google LLC
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#
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# Licensed under the the Apache License v2.0 with LLVM Exceptions (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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# https://llvm.org/LICENSE.txt
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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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# The `pre-checkout` hook will run just before your pipelines source code is
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# checked out from your SCM provider
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set -eu
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set -o pipefail
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# Convert https://github.com/llvm-premerge-tests/llvm-project.git -> llvm-project
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# to use the same directory for fork and origin.
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# BUILDKITE_BUILD_CHECKOUT_PATH="${BUILDKITE_BUILD_PATH}/$(echo $BUILDKITE_REPO | sed -E "s#.*/([^/]*)#\1#" | sed "s/.git$//")"
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gc_counter="$BUILDKITE_BUILD_PATH/git_gc_counter"
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echo "BUILDKITE_REPO: $BUILDKITE_REPO"
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if [ -d "$BUILDKITE_BUILD_CHECKOUT_PATH" ]; then
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cd "$BUILDKITE_BUILD_CHECKOUT_PATH" || exit
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remoteUrl=$(git remote get-url origin)
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echo "current remote URL: $remoteUrl"
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if [ "$remoteUrl" != "$BUILDKITE_REPO" ]; then
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echo "Remote URL does not match. Deleting and recreating the directory."
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cd $BUILDKITE_BUILD_PATH
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rm -rf "$BUILDKITE_BUILD_CHECKOUT_PATH"
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rm -rf "$gc_counter"
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else
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# Run git gc from time to time to prevent repo from growing.
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echo -n "x" >> "$gc_counter"
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echo "GC counter $(wc -c < "$gc_counter")/20"
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if [ "$(wc -c < "$gc_counter")" -gt 20 ]; then
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echo "Running 'git gc'..."
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git gc
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git prune
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if [ -f ".git/gc.log" ]; then
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echo ".git/gc.log exist"
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cat ./.git/gc.log
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rm -f ./.git/gc.log
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fi
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rm -rf "$gc_counter"
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fi
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fi
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fi
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