99 lines
2.7 KiB
Bash
99 lines
2.7 KiB
Bash
#!/bin/bash
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# Copyright (c) 2018-2020 Status Research & Development GmbH. Licensed under
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# either of:
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# - Apache License, version 2.0
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# - MIT license
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# at your option. This file may not be copied, modified, or distributed except
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# according to those terms.
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set -e
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CACHE_DIR="$1" # optional parameter pointing to a CI cache dir.
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LIBP2P_COMMIT="v0.2.1" # tags work too, only used in nim-libp2p CI for now
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[[ -n "$2" ]] && LIBP2P_COMMIT="$2" # allow overriding it on the command line
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SUBREPO_DIR="vendor/go/src/github.com/libp2p/go-libp2p-daemon"
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if [[ ! -e "$SUBREPO_DIR" ]]; then
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# we're probably in nim-libp2p's CI
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SUBREPO_DIR="go-libp2p-daemon"
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rm -rf "$SUBREPO_DIR"
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git clone -q https://github.com/status-im/go-libp2p-daemon
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cd "$SUBREPO_DIR"
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git checkout -q $LIBP2P_COMMIT
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cd ..
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fi
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## env vars
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# verbosity level
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[[ -z "$V" ]] && V=0
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[[ -z "$BUILD_MSG" ]] && BUILD_MSG="Building p2pd ${LIBP2P_COMMIT}"
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# Windows detection
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if uname | grep -qiE "mingw|msys"; then
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EXE_SUFFIX=".exe"
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# otherwise it fails in AppVeyor due to https://github.com/git-for-windows/git/issues/2495
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GIT_TIMESTAMP_ARG="--date=unix" # available since Git 2.9.4
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else
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EXE_SUFFIX=""
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GIT_TIMESTAMP_ARG="--date=format-local:%s" # available since Git 2.7.0
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fi
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TARGET_DIR="${GOPATH%:*}/bin" # if multiple paths are specified, use the first one
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TARGET_BINARY="${TARGET_DIR}/p2pd${EXE_SUFFIX}"
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target_needs_rebuilding() {
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REBUILD=0
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NO_REBUILD=1
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if [[ -n "$CACHE_DIR" && -e "${CACHE_DIR}/p2pd${EXE_SUFFIX}" ]]; then
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mkdir -p "${TARGET_DIR}"
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cp -a "$CACHE_DIR"/* "${TARGET_DIR}/"
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fi
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# compare the built commit's timestamp to the date of the last commit (keep in mind that Git doesn't preserve file timestamps)
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if [[ -e "${TARGET_DIR}/timestamp" && $(cat "${TARGET_DIR}/timestamp") -eq $(cd "$SUBREPO_DIR"; git log --pretty=format:%cd -n 1 ${GIT_TIMESTAMP_ARG}) ]]; then
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return $NO_REBUILD
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else
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return $REBUILD
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fi
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}
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build_target() {
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echo -e "$BUILD_MSG"
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[[ "$V" == "0" ]] && exec &>/dev/null
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pushd "$SUBREPO_DIR"
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# Go module downloads can fail randomly in CI VMs, so retry them a few times
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MAX_RETRIES=5
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CURR=0
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while [[ $CURR -lt $MAX_RETRIES ]]; do
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FAILED=0
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go get ./... && break || FAILED=1
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CURR=$(( CURR + 1 ))
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echo "retry #${CURR}"
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done
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if [[ $FAILED == 1 ]]; then
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echo "Error: still fails after retrying ${MAX_RETRIES} times."
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exit 1
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fi
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go install ./...
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# record the last commit's timestamp
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git log --pretty=format:%cd -n 1 ${GIT_TIMESTAMP_ARG} > "${TARGET_DIR}/timestamp"
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popd
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# update the CI cache
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if [[ -n "$CACHE_DIR" ]]; then
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rm -rf "$CACHE_DIR"
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mkdir "$CACHE_DIR"
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cp -a "$TARGET_DIR"/* "$CACHE_DIR"/
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fi
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}
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if target_needs_rebuilding; then
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build_target
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else
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echo "No rebuild needed."
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fi
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