| #!/bin/bash |
| # |
| # Copyright 2019 The Bazel Authors. All rights reserved. |
| # |
| # Licensed under the Apache License, Version 2.0 (the "License"); |
| # you may not use this file except in compliance with the License. |
| # You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| # |
| # Test //external mechanisms |
| # |
| |
| # Load the test setup defined in the parent directory |
| CURRENT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)" |
| source "${CURRENT_DIR}/../integration_test_setup.sh" \ |
| || { echo "integration_test_setup.sh not found!" >&2; exit 1; } |
| source "${CURRENT_DIR}/remote_helpers.sh" \ |
| || { echo "remote_helpers.sh not found!" >&2; exit 1; } |
| |
| test_children_waited() { |
| # Verify that a successful ctx.execute waits for its child processes. |
| |
| # As we might have delayed side-effects, switch to a throw-away directory. |
| WRKDIR=$(mktemp -d "${TEST_TMPDIR}/testXXXXXX") |
| cd "${WRKDIR}" |
| |
| cat > repo.bzl <<'EOF' |
| def _impl(ctx): |
| ctx.file("BUILD", "exports_files(['data.txt'])") |
| ctx.execute(["/bin/sh", "-c", "echo foo > data.txt"]) |
| ctx.execute(["/bin/sh", "-c", "(sleep 30; echo bar > data.txt) &"]) |
| ctx.execute(["/bin/sh", "-c", "echo baz > data.txt"]) |
| |
| changing_repo = repository_rule(_impl) |
| EOF |
| cat > WORKSPACE <<'EOF' |
| load("//:repo.bzl", "changing_repo") |
| |
| changing_repo(name="change") |
| EOF |
| cat > BUILD <<'EOF' |
| genrule( |
| name = "it", |
| srcs = ["@change//:data.txt"], |
| outs = ["it.txt"], |
| cmd = "cp $< $@", |
| ) |
| EOF |
| write_default_lockfile "MODULE.bazel.lock" |
| bazel build //:it |
| cp `bazel info bazel-genfiles`/it.txt output |
| cat output |
| grep baz output || fail "repo rule failed to wait for child process" |
| } |
| |
| test_interrupted_children_waited() { |
| # Verify that an interrupted ctx.execute waits for its child processes. |
| |
| # As we might have delayed side-effects, switch to a throw-away directory. |
| WRKDIR=$(mktemp -d "${TEST_TMPDIR}/testXXXXXX") |
| cd "${WRKDIR}" |
| |
| mkfifo fifo |
| |
| cat > waiter.sh <<EOF |
| #!/bin/sh |
| |
| cd "${WRKDIR}" |
| |
| echo \$\$ > repo_pid |
| echo started > status |
| cat fifo > /dev/null # Signal that repo_pid is written |
| sleep 30 # This gets interrupted early if the test case passes |
| echo finished > status |
| EOF |
| chmod +x waiter.sh |
| |
| cat > repo.bzl <<EOF |
| def _impl(ctx): |
| ctx.file("BUILD", "exports_files(['data.txt'])") |
| ctx.execute(["${WRKDIR}/waiter.sh"]) |
| |
| waiting_repo = repository_rule(_impl) |
| EOF |
| |
| cat > WORKSPACE <<'EOF' |
| load("//:repo.bzl", "waiting_repo") |
| |
| waiting_repo(name="wait") |
| EOF |
| write_default_lockfile "MODULE.bazel.lock" |
| cat > BUILD <<'EOF' |
| genrule( |
| name = "it", |
| srcs = ["@wait//:data.txt"], |
| outs = ["it.txt"], |
| cmd = "exit 1", |
| ) |
| EOF |
| bazel build --nobuild //:it > "$TEST_log" 2>&1 & |
| bazel_pid="$!" |
| echo start > fifo # Wait until repo_pid is written |
| repo_pid="$(cat repo_pid)" |
| |
| kill "${bazel_pid}" |
| wait "${bazel_pid}" && fail "Bazel should have been interrupted" |
| if kill -0 "${repo_pid}"; then |
| kill -9 "${repo_pid}" # Let's not leave it alive |
| fail "repo process still running" |
| fi |
| |
| grep -sq started "${WRKDIR}/status" || fail "repo ran to completion" |
| } |
| |
| run_suite "Starlark execute tests" |