1#!/bin/bash -e
2
3# Copyright 2020 Google Inc. All rights reserved.
4#
5# Licensed under the Apache License, Version 2.0 (the "License");
6# you may not use this file except in compliance with the License.
7# You may obtain a copy of the License at
8#
9#     http://www.apache.org/licenses/LICENSE-2.0
10#
11# Unless required by applicable law or agreed to in writing, software
12# distributed under the License is distributed on an "AS IS" BASIS,
13# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14# See the License for the specific language governing permissions and
15# limitations under the License.
16
17# A script to update the Go prebuilts from a build completed on Android CI.
18
19set -eo pipefail
20
21if [ -z $1 ]; then
22  echo "usage: $0 <build number>"
23  exit 1
24fi
25
26readonly BUILD_NUMBER=$1
27readonly GERRIT_TOPIC="update-go-${BUILD_NUMBER}"
28
29cd "$(dirname $0)"
30
31readonly tmpdir=$(mktemp -d)
32
33function finish {
34  if [ ! -z "${tmpdir}" ]; then
35    rm -rf "${tmpdir}"
36  fi
37}
38trap finish EXIT
39
40function fetch_artifact() {
41  local target=$1; shift
42  local artifact=$1; shift
43  local output=$1; shift
44  /google/data/ro/projects/android/fetch_artifact \
45    --branch aosp-build-tools-release \
46    --bid ${BUILD_NUMBER} \
47    --target ${target}\
48    "${artifact}" "${output}"
49}
50
51# Downloads the relevant go.zip and creates a CL with its contents.
52function upload_cl() {
53  # aosp-build-tools-release target
54  local target=$1; shift
55
56  # os directory name of the go prebuilts
57  local arch=$1; shift
58
59  zipfile="${tmpdir}/${arch}.zip"
60
61  echo "Downloading ${arch} go.zip from ab/${BUILD_NUMBER}.."
62  fetch_artifact "${target}" go.zip "${zipfile}"
63
64  pushd "../../prebuilts/go/${arch}" > /dev/null
65
66  echo "Uploading new ${arch} go.zip to Gerrit.."
67  repo start "${GERRIT_TOPIC}"
68
69  git rm -rf .
70  unzip -q -d "$(pwd)" "${zipfile}"
71  git add -A .
72  git commit -m "Update ${arch} Go prebuilts from ab/${BUILD_NUMBER}
73
74https://ci.android.com/builds/branches/aosp-build-tools-release/grid?head=${BUILD_NUMBER}&tail=${BUILD_NUMBER}
75
76Update script: toolchain/go/update-prebuilts.sh
77
78Test: Treehugger presubmit"
79  repo upload --cbr -t -y . -o banned-words~skip -o nokeycheck
80
81  popd
82}
83
84# upload_cl <aosp-build-tools-release target> <prebuilts dir>
85upload_cl linux linux-x86
86upload_cl darwin_mac darwin-x86
87
88echo "Uploaded CLs: https://android-review.googlesource.com/q/topic:%22${GERRIT_TOPIC}%22+status:open"
89echo "Done."
90