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#!/bin/bash
# Copyright 2018 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.
#
# Tests of the bazel client.
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; }
#### TESTS #############################################################
function test_client_debug() {
# Test that --client_debug sends log statements to stderr.
bazel --client_debug version >&$TEST_log || fail "'bazel version' failed"
expect_log "Debug logging requested"
bazel --client_debug --batch version >&$TEST_log || fail "'bazel version' failed"
expect_log "Debug logging requested"
# Test that --client_debug can be disabled
bazel --noclient_debug version >&$TEST_log || fail "'bazel version' failed"
expect_not_log "Debug logging requested"
bazel --noclient_debug --batch version >&$TEST_log || fail "'bazel version' failed"
expect_not_log "Debug logging requested"
# Test that --client_debug is off by default.
bazel --ignore_all_rc_files version >&$TEST_log || fail "'bazel version' failed"
expect_not_log "Debug logging requested"
bazel --ignore_all_rc_files --batch version >&$TEST_log || fail "'bazel version' failed"
expect_not_log "Debug logging requested"
}
function test_client_debug_change_does_not_restart_server() {
local server_pid1=$(bazel --client_debug info server_pid 2>$TEST_log)
local server_pid2=$(bazel info server_pid 2>$TEST_log)
assert_equals "$server_pid1" "$server_pid2"
expect_not_log "WARNING.* Running B\\(azel\\|laze\\) server needs to be killed"
}
function test_server_restart_due_to_startup_options() {
local server_pid1=$(bazel --write_command_log info server_pid 2>$TEST_log)
local server_pid2=$(bazel --nowrite_command_log info server_pid 2>$TEST_log)
assert_not_equals "$server_pid1" "$server_pid2" # pid changed.
expect_log "WARNING.* Running B\\(azel\\|laze\\) server needs to be killed"
}
function test_multiple_requests_same_server() {
local server_pid1=$(bazel info server_pid 2>$TEST_log)
local server_pid2=$(bazel info server_pid 2>$TEST_log)
assert_equals "$server_pid1" "$server_pid2"
expect_not_log "WARNING.* Running B\\(azel\\|laze\\) server needs to be killed"
}
function test_shutdown() {
local server_pid1=$(bazel info server_pid 2>$TEST_log)
bazel shutdown >& $TEST_log || fail "Expected success"
local server_pid2=$(bazel info server_pid 2>$TEST_log)
assert_not_equals "$server_pid1" "$server_pid2"
expect_not_log "WARNING.* Running B\\(azel\\|laze\\) server needs to be killed"
}
function test_server_restart_due_to_startup_options_with_client_debug_information() {
# Using --write_command_log for no particular reason, if that flag is removed, another startup
# option will do just fine.
local server_pid1=$(bazel --client_debug --write_command_log info server_pid 2>$TEST_log)
local server_pid2=$(bazel --client_debug --nowrite_command_log info server_pid 2>$TEST_log)
assert_not_equals "$server_pid1" "$server_pid2" # pid changed.
expect_log "\\[bazel WARNING .*\\] Running B\\(azel\\|laze\\) server needs to be killed"
expect_log "\\[bazel INFO .*\\] Args from the running server that are not included in the current request:"
expect_log "\\[bazel INFO .*\\] --write_command_log"
expect_log "\\[bazel INFO .*\\] Args from the current request that were not included when creating the server:"
expect_log "\\[bazel INFO .*\\] --nowrite_command_log"
}
function test_exit_code() {
bazel query not_a_query >/dev/null &>$TEST_log &&
fail "bazel query: expected nonzero exit"
expect_log "'not_a_query'"
}
function test_output_base() {
out=$(bazel --output_base=$TEST_TMPDIR/output info output_base 2>$TEST_log)
assert_equals $TEST_TMPDIR/output "$out"
}
function test_output_base_is_file() {
bazel --output_base=/dev/null &>$TEST_log && fail "Expected non-zero exit"
expect_log "FATAL.* Output base directory '/dev/null' could not be created.*exists"
}
function test_cannot_create_output_base() {
bazel --output_base=/foo &>$TEST_log && fail "Expected non-zero exit"
expect_log "FATAL.* Output base directory '/foo' could not be created"
}
function test_nonwritable_output_base() {
bazel --output_base=/ &>$TEST_log && fail "Expected non-zero exit"
expect_log "FATAL.* Output base directory '/' must be readable and writable."
}
function test_no_arguments() {
bazel >&$TEST_log || fail "Expected zero exit"
expect_log "Usage: b\\(laze\\|azel\\)"
}
function test_max_idle_secs() {
# TODO(https://github.com/bazelbuild/bazel/issues/6773): Remove when fixed.
bazel shutdown
local options=( --max_idle_secs=1 )
local output_base
output_base="$(bazel "${options[@]}" info output_base 2>"$TEST_log")" \
|| fail "bazel info failed"
local timeout=60 # Lower than the default --max_idle_secs.
while [[ -f "${output_base}/server/server.pid.txt" ]]; do
timeout="$(( ${timeout} - 1 ))"
[[ "${timeout}" -gt 0 ]] || fail "--max_idle_secs was not respected"
# Wait for the server to go away.
sleep 1
done
bazel "${options[@]}" info >"$TEST_log" 2>&1 || fail "bazel info failed"
expect_log "Starting local.*server and connecting to it"
# Ensure the restart was not triggered by different startup options.
expect_not_log "WARNING: Running B\\(azel\\|laze\\) server needs to be killed"
}
function test_dashdash_before_command() {
bazel -- info &>$TEST_log && "Expected failure"
exitcode=$?
assert_equals 2 $exitcode
expect_log "\\[bazel FATAL .*\\] Unknown startup option: '--'."
}
function test_dashdash_after_command() {
bazel info -- &>$TEST_log || fail "info -- failed"
}
function test_nobatch() {
local pid1=$(bazel --batch --nobatch info server_pid 2> $TEST_log)
local pid2=$(bazel --batch --nobatch info server_pid 2> $TEST_log)
assert_equals "$pid1" "$pid2"
expect_not_log "WARNING.* Running B\\(azel\\|laze\\) server needs to be killed"
expect_not_log "WARNING.* --batch mode is deprecated."
}
# Regression test for #1875189, "bazel client should pass through '--help' like
# a command".
function test_bazel_dash_dash_help_is_passed_through() {
bazel --help >&$TEST_log
expect_log "Usage: b\\(azel\\|laze\\) <command> <options> ..."
expect_not_log "Unknown startup option: '--help'."
}
function test_bazel_dash_help() {
bazel -help >&$TEST_log
expect_log "Usage: b\\(azel\\|laze\\) <command> <options> ..."
}
function test_bazel_dash_h() {
bazel -h >&$TEST_log
expect_log "Usage: b\\(azel\\|laze\\) <command> <options> ..."
}
function test_bazel_dash_s_is_not_parsed() {
bazel -s --help >&$TEST_log && fail "Expected failure"
expect_log "Unknown startup option: '-s'."
}
function test_batch() {
local pid1=$(bazel info server_pid 2> $TEST_log)
local pid2=$(bazel --batch info server_pid 2> $TEST_log)
assert_not_equals "$pid1" "$pid2"
expect_log "WARNING.* Running B\\(azel\\|laze\\) server needs to be killed"
expect_log "WARNING.* --batch mode is deprecated."
}
function test_cmdline_not_written_in_batch_mode() {
OUTPUT_BASE=$(bazel --batch info output_base 2> $TEST_log)
rm -f $OUTPUT_BASE/server/cmdline
OUTPUT_BASE2=$(bazel --batch info output_base 2> $TEST_log)
assert_equals "$OUTPUT_BASE" "$OUTPUT_BASE2"
[[ ! -e $OUTPUT_BASE/server/cmdline ]] || fail "Command line file written."
}
function test_bad_command_batch() {
bazel --batch notacommand &> $TEST_log && "Expected failure"
exitcode=$?
assert_equals 2 "$exitcode"
expect_log "Command 'notacommand' not found."
}
function test_bad_command_nobatch() {
bazel --nobatch notacommand &> $TEST_log && "Expected failure"
exitcode=$?
assert_equals 2 "$exitcode"
expect_log "Command 'notacommand' not found."
}
function get_pid_environment() {
local pid="$1"
case "$(uname -s)" in
Linux)
cat "/proc/${pid}/environ" | tr '\0' '\n'
;;
Darwin)
if ! ps > /dev/null; then
echo "Cannot use ps command, probably due to sandboxing." >&2
return 1
fi
ps eww -o command "${pid}" | tr ' ' '\n'
;;
*)
false
;;
esac
}
function test_proxy_settings() {
# We expect that proxy settings are propagated from the client to the server
# process, but are _not_ used for client-server communication.
bazel shutdown # We are changing the server process's environment variables.
local example_no_proxy='foo.example.com'
# A known-invalid http*_proxy value which, if not ignored, would be expected
# to cause the client-server gRPC channel to time out or otherwise fail.
local invalid_proxy='http://localhost:0'
local server_pid
server_pid="$(http_proxy="${invalid_proxy}" HTTP_PROXY="${invalid_proxy}" \
https_proxy="${invalid_proxy}" HTTPS_PROXY="${invalid_proxy}" \
no_proxy="${example_no_proxy}" NO_PROXY="${example_no_proxy}" \
bazel info server_pid 2> $TEST_log)" \
|| fail "http*_proxy env variables not ignored by client-server channel."
# Check that the server uses the *_proxy env variables set by the client.
if get_pid_environment "${server_pid}" > "${TEST_TMPDIR}/server_env"; then
local var
for var in http{,s}_proxy HTTP{,S}_PROXY; do
assert_contains "^${var}=${invalid_proxy}\$" "${TEST_TMPDIR}/server_env"
done
for var in no_proxy NO_PROXY; do
assert_contains "^${var}=${example_no_proxy}\$" \
"${TEST_TMPDIR}/server_env"
done
else
echo "Cannot not test server process environment on this platform"
fi
}
function test_macos_qos_class() {
for class in user-interactive user-initiated default utility background; do
bazel --macos_qos_class="${class}" info >"${TEST_log}" 2>&1 \
|| fail "Unknown QoS class ${class}"
# On macOS it'd be nice to verify that the server is indeed running at the
# desired class... but this is very hard to do. Common utilities do not
# print the QoS level, and powermetrics (which requires root privileges)
# only reports it under load -- so an "info" command is insufficient and the
# real thing would be quite expensive.
done
bazel --macos_qos_class=foo >"${TEST_log}" 2>&1 \
&& fail "Expected failure with invalid QoS class name"
expect_log "Invalid argument.*qos_class.*foo"
}
run_suite "Tests of the bazel client."