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c43b3b021c
mongodb/site_scons/site_tools/integrate_bazel.py
Andrew Bradshaw 19eb588f3d SERVER-93989 - Fix tmp and temp causing missed cache hits (#28910) 
GitOrigin-RevId: 7b4eb31fafb751d09086bb5b4b913e1d87831d10
2024-11-06 02:08:07 +00:00

1356 lines
53 KiB
Python
Raw Blame History

import atexit
import errno
import getpass
import hashlib
import json
import os
import platform
import queue
import shlex
import shutil
import socket
import stat
import subprocess
import sys
import threading
import time
import urllib.request
from io import StringIO
from typing import Any, Dict, List, Set, Tuple
import distro
import git
import mongo.platform as mongo_platform
import psutil
import requests
import SCons
from retry import retry
from retry.api import retry_call
from SCons.Script import ARGUMENTS
from buildscripts.install_bazel import install_bazel
# Disable retries locally
_LOCAL_MAX_RETRY_ATTEMPTS = 1
# Enable up to 3 attempts in
_CI_MAX_RETRY_ATTEMPTS = 3
_SUPPORTED_PLATFORM_MATRIX = [
"linux:arm64:gcc",
"linux:arm64:clang",
"linux:amd64:gcc",
"linux:amd64:clang",
"linux:ppc64le:gcc",
"linux:ppc64le:clang",
"linux:s390x:gcc",
"linux:s390x:clang",
"windows:amd64:msvc",
"macos:amd64:clang",
"macos:arm64:clang",
]
_SANITIZER_MAP = {
"address": "asan",
"fuzzer": "fsan",
"memory": "msan",
"leak": "lsan",
"thread": "tsan",
"undefined": "ubsan",
}
_DISTRO_PATTERN_MAP = {
"Ubuntu 18*": "ubuntu18",
"Ubuntu 20*": "ubuntu20",
"Ubuntu 22*": "ubuntu22",
"Ubuntu 24*": "ubuntu24",
"Amazon Linux 2": "amazon_linux_2",
"Amazon Linux 2023": "amazon_linux_2023",
"Debian GNU/Linux 10": "debian10",
"Debian GNU/Linux 12": "debian12",
"Red Hat Enterprise Linux 8*": "rhel8",
"Red Hat Enterprise Linux 9*": "rhel9",
"SLES 15*": "suse15",
}
_S3_HASH_MAPPING = {
"https://mdb-build-public.s3.amazonaws.com/bazel-binaries/bazel-7.2.1-ppc64le": "4ecc7f1396b8d921c6468b34cc8ed356c4f2dbe8a154c25d681a61ccb5dfc9cb",
"https://mdb-build-public.s3.amazonaws.com/bazel-binaries/bazel-7.2.1-s390x": "2f5f7fd747620d96e885766a4027347c75c0f455c68219211a00e72fc6413be9",
"https://mdb-build-public.s3.amazonaws.com/bazelisk-binaries/v1.19.0/bazelisk-darwin-amd64": "f2ba5f721a995b54bab68c6b76a340719888aa740310e634771086b6d1528ecd",
"https://mdb-build-public.s3.amazonaws.com/bazelisk-binaries/v1.19.0/bazelisk-darwin-arm64": "69fa21cd2ccffc2f0970c21aa3615484ba89e3553ecce1233a9d8ad9570d170e",
"https://mdb-build-public.s3.amazonaws.com/bazelisk-binaries/v1.19.0/bazelisk-linux-amd64": "d28b588ac0916abd6bf02defb5433f6eddf7cba35ffa808eabb65a44aab226f7",
"https://mdb-build-public.s3.amazonaws.com/bazelisk-binaries/v1.19.0/bazelisk-linux-arm64": "861a16ba9979613e70bd3d2f9d9ab5e3b59fe79471c5753acdc9c431ab6c9d94",
"https://mdb-build-public.s3.amazonaws.com/bazelisk-binaries/v1.19.0/bazelisk-windows-amd64.exe": "d04555245a99dfb628e33da24e2b9198beb8f46d7e7661c313eb045f6a59f5e4",
}
class Globals:
# key: scons target, value: {bazel target, bazel output}
scons2bazel_targets: Dict[str, Dict[str, str]] = dict()
# key: scons output, value: bazel outputs
scons_output_to_bazel_outputs: Dict[str, List[str]] = dict()
# targets bazel needs to build
bazel_targets_work_queue: queue.Queue[str] = queue.Queue()
# targets bazel has finished building
bazel_targets_done: Set[str] = set()
# lock for accessing the targets done list
bazel_target_done_CV: threading.Condition = threading.Condition()
# bazel command line with options, but not targets
bazel_base_build_command: List[str] = None
# environment variables to set when invoking bazel
bazel_env_variables: Dict[str, str] = {}
# Flag to signal that scons is ready to build, but needs to wait on bazel
waiting_on_bazel_flag: bool = False
# a IO object to hold the bazel output in place of stdout
bazel_thread_terminal_output = StringIO()
bazel_executable = None
max_retry_attempts: int = _LOCAL_MAX_RETRY_ATTEMPTS
@staticmethod
def bazel_output(scons_node):
return Globals.scons2bazel_targets[str(scons_node).replace("\\", "/")]["bazel_output"]
@staticmethod
def bazel_target(scons_node):
return Globals.scons2bazel_targets[str(scons_node).replace("\\", "/")]["bazel_target"]
def bazel_debug(msg: str):
pass
def bazel_target_emitter(
target: List[SCons.Node.Node], source: List[SCons.Node.Node], env: SCons.Environment.Environment
) -> Tuple[List[SCons.Node.Node], List[SCons.Node.Node]]:
"""This emitter will map any scons outputs to bazel outputs so copy can be done later."""
for t in target:
# bazel will cache the results itself, don't recache
env.NoCache(t)
return (target, source)
def bazel_builder_action(
env: SCons.Environment.Environment, target: List[SCons.Node.Node], source: List[SCons.Node.Node]
):
if env.GetOption("separate-debug") == "on":
shlib_suffix = env.subst("$SHLIBSUFFIX")
sep_dbg = env.subst("$SEPDBG_SUFFIX")
if sep_dbg and str(target[0]).endswith(shlib_suffix):
target.append(env.File(str(target[0]) + sep_dbg))
# now copy all the targets out to the scons tree, note that target is a
# list of nodes so we need to stringify it for copyfile
for t in target:
dSYM_found = False
if ".dSYM/" in str(t):
# ignore dSYM plist file, as we skipped it prior
if str(t).endswith(".plist"):
continue
dSYM_found = True
if dSYM_found:
# Here we handle the difference between scons and bazel for dSYM dirs. SCons uses list
# actions to perform operations on the same target during some action. Bazel does not
# have an exact corresponding feature. Each action in bazel should have unique inputs and
# outputs. The file and targets wont line up exactly between scons and our mongo_cc_library,
# custom rule, specifically the way dsymutil generates the dwarf file inside the dSYM dir. So
# we remap the special filename suffixes we use for our bazel intermediate cc_library rules.
#
# So we will do the renaming of dwarf file to what scons expects here, before we copy to scons tree
substring_end = str(t).find(".dSYM/") + 5
t = str(t)[:substring_end]
# This is declared as an output folder, so bazel appends (TreeArtifact) to it
s = Globals.bazel_output(t + " (TreeArtifact)")
s = str(s).removesuffix(" (TreeArtifact)")
dwarf_info_base = os.path.splitext(os.path.splitext(os.path.basename(t))[0])[0]
dwarf_sym_with_debug = os.path.join(
s, f"Contents/Resources/DWARF/{dwarf_info_base}_shared_with_debug.dylib"
)
# this handles shared libs or program binaries
if os.path.exists(dwarf_sym_with_debug):
dwarf_sym = os.path.join(s, f"Contents/Resources/DWARF/{dwarf_info_base}.dylib")
else:
dwarf_sym_with_debug = os.path.join(
s, f"Contents/Resources/DWARF/{dwarf_info_base}_with_debug"
)
dwarf_sym = os.path.join(s, f"Contents/Resources/DWARF/{dwarf_info_base}")
# copy the whole dSYM in one operation. Clean any existing files that might be in the way.
print(f"Moving .dSYM from {s} over to {t}.")
shutil.rmtree(str(t), ignore_errors=True)
shutil.copytree(s, str(t))
# we want to change the permissions back to normal permissions on the folders copied rather than read only
os.chmod(t, 0o755)
for root, dirs, files in os.walk(t):
for name in files:
os.chmod(os.path.join(root, name), 0o755)
for name in dirs:
os.chmod(os.path.join(root, name), 0o755)
# shouldn't write our own files to the bazel directory, renaming file for scons
shutil.copy(dwarf_sym_with_debug.replace(s, t), dwarf_sym.replace(s, t))
else:
s = Globals.bazel_output(t)
shutil.copy(s, str(t))
os.chmod(str(t), os.stat(str(t)).st_mode | stat.S_IWUSR)
BazelCopyOutputsAction = SCons.Action.FunctionAction(
bazel_builder_action,
{"cmdstr": "Copying $TARGETS from bazel build directory.", "varlist": ["BAZEL_FLAGS_STR"]},
)
total_query_time = 0
total_queries = 0
def bazel_query_func(
env: SCons.Environment.Environment, query_command_args: List[str], query_name: str = "query"
):
full_command = [Globals.bazel_executable] + query_command_args
global total_query_time, total_queries
start_time = time.time()
# these args prune the graph we need to search through a bit since we only care about our
# specific library target dependencies
full_command += ["--implicit_deps=False", "--tool_deps=False", "--include_aspects=False"]
# prevent remote connection and invocations since we just want to query the graph
full_command += [
"--remote_executor=",
"--remote_cache=",
"--bes_backend=",
"--bes_results_url=",
]
bazel_debug(f"Running query: {' '.join(full_command)}")
results = subprocess.run(
full_command,
capture_output=True,
text=True,
cwd=env.Dir("#").abspath,
env={**os.environ.copy(), **Globals.bazel_env_variables},
)
delta = time.time() - start_time
bazel_debug(f"Spent {delta} seconds running {query_name}")
total_query_time += delta
total_queries += 1
# Manually throw the error instead of using subprocess.run(... check=True) to print out stdout and stderr.
if results.returncode != 0:
print(results.stdout)
print(results.stderr)
raise subprocess.CalledProcessError(
results.returncode, full_command, results.stdout, results.stderr
)
return results
# the ninja tool has some API that doesn't support using SCons env methods
# instead of adding more API to the ninja tool which has a short life left
# we just add the unused arg _dup_env
def ninja_bazel_builder(
env: SCons.Environment.Environment,
_dup_env: SCons.Environment.Environment,
node: SCons.Node.Node,
) -> Dict[str, Any]:
"""
Translator for ninja which turns the scons bazel_builder_action
into a build node that ninja can digest.
"""
outs = env.NinjaGetOutputs(node)
ins = [Globals.bazel_output(out) for out in outs]
# this represents the values the ninja_syntax.py will use to generate to real
# ninja syntax defined in the ninja manaul: https://ninja-build.org/manual.html#ref_ninja_file
return {
"outputs": outs,
"inputs": ins,
"rule": "BAZEL_COPY_RULE",
"variables": {
"cmd": " && ".join(
[
f"$COPY {input_node.replace('/',os.sep)} {output_node}"
for input_node, output_node in zip(ins, outs)
]
+ [
# Touch output files to make sure that the modified time of inputs is always older than the modified time of outputs.
f"copy /b {output_node} +,, {output_node}"
if env["PLATFORM"] == "win32"
else f"touch {output_node}"
for output_node in outs
]
)
},
}
def write_bazel_build_output(line: str) -> None:
if Globals.waiting_on_bazel_flag:
if Globals.bazel_thread_terminal_output is not None:
Globals.bazel_thread_terminal_output.seek(0)
sys.stdout.write(Globals.bazel_thread_terminal_output.read())
Globals.bazel_thread_terminal_output = None
sys.stdout.write(line)
else:
Globals.bazel_thread_terminal_output.write(line)
def perform_tty_bazel_build(bazel_cmd: str) -> None:
# Importing pty will throw on certain platforms, the calling code must catch this exception
# and fallback to perform_non_tty_bazel_build.
import pty
parent_fd, child_fd = pty.openpty() # provide tty
bazel_proc = subprocess.Popen(
bazel_cmd,
stdin=child_fd,
stdout=child_fd,
stderr=subprocess.STDOUT,
env={**os.environ.copy(), **Globals.bazel_env_variables},
)
os.close(child_fd)
try:
# This loop will terminate with an EOF or EOI when the process ends.
while True:
try:
data = os.read(parent_fd, 512)
except OSError as e:
if e.errno != errno.EIO:
raise
break # EIO means EOF on some systems
else:
if not data: # EOF
break
write_bazel_build_output(data.decode())
finally:
os.close(parent_fd)
if bazel_proc.poll() is None:
bazel_proc.kill()
bazel_proc.wait()
if bazel_proc.returncode != 0:
raise subprocess.CalledProcessError(bazel_proc.returncode, bazel_cmd, "", "")
def perform_non_tty_bazel_build(bazel_cmd: str) -> None:
bazel_proc = subprocess.Popen(
bazel_cmd,
stdout=subprocess.PIPE,
stderr=subprocess.STDOUT,
env={**os.environ.copy(), **Globals.bazel_env_variables},
text=True,
)
# This loop will terminate when the process ends.
while True:
line = bazel_proc.stdout.readline()
if not line:
break
write_bazel_build_output(line)
stdout, stderr = bazel_proc.communicate()
if bazel_proc.returncode != 0:
raise subprocess.CalledProcessError(bazel_proc.returncode, bazel_cmd, stdout, stderr)
def run_bazel_command(env, bazel_cmd):
try:
tty_import_fail = False
try:
retry_call(
perform_tty_bazel_build,
[bazel_cmd],
tries=Globals.max_retry_attempts,
exceptions=(subprocess.CalledProcessError,),
)
except ImportError:
# Run the actual build outside of the except clause to avoid confusion in the stack trace,
# otherwise, build failures on platforms that don't support tty will be displayed as import errors.
tty_import_fail = True
pass
if tty_import_fail:
retry_call(
perform_non_tty_bazel_build,
[bazel_cmd],
tries=Globals.max_retry_attempts,
exceptions=(subprocess.CalledProcessError,),
)
except subprocess.CalledProcessError as ex:
print("ERROR: Bazel build failed:")
if Globals.bazel_thread_terminal_output is not None:
Globals.bazel_thread_terminal_output.seek(0)
ex.output += Globals.bazel_thread_terminal_output.read()
Globals.bazel_thread_terminal_output = None
print(ex.output)
raise ex
def bazel_build_thread_func(env, log_dir: str, verbose: bool, ninja_generate: bool) -> None:
"""This thread runs the bazel build up front."""
if verbose:
extra_args = []
else:
extra_args = ["--output_filter=DONT_MATCH_ANYTHING"]
if ninja_generate:
extra_args += ["--build_tag_filters=scons_link_lists"]
bazel_cmd = Globals.bazel_base_build_command + extra_args + ["//src/..."]
if ninja_generate:
print("Generating bazel link deps...")
else:
print(f"Bazel build command:\n{' '.join(bazel_cmd)}")
if env.GetOption("coverity-build"):
print(f"BAZEL_COMMAND: {' '.join(bazel_cmd)}")
return
print("Starting bazel build thread...")
run_bazel_command(env, bazel_cmd)
def create_bazel_builder(builder: SCons.Builder.Builder) -> SCons.Builder.Builder:
return SCons.Builder.Builder(
action=BazelCopyOutputsAction,
prefix=builder.prefix,
suffix=builder.suffix,
src_suffix=builder.src_suffix,
source_scanner=builder.source_scanner,
target_scanner=builder.target_scanner,
emitter=SCons.Builder.ListEmitter([builder.emitter, bazel_target_emitter]),
)
# TODO delete this builder when we have testlist support in bazel
def create_program_builder(env: SCons.Environment.Environment) -> None:
env["BUILDERS"]["BazelProgram"] = create_bazel_builder(env["BUILDERS"]["Program"])
def get_default_cert_dir():
if platform.system() == "Windows":
return f"C:/cygwin/home/{getpass.getuser()}/.engflow"
elif platform.system() == "Linux":
return f"/home/{getpass.getuser()}/.engflow"
elif platform.system() == "Darwin":
return f"{os.path.expanduser('~')}/.engflow"
def validate_remote_execution_certs(env: SCons.Environment.Environment) -> bool:
running_in_evergreen = os.environ.get("CI")
if running_in_evergreen and not os.path.exists("./engflow.cert"):
print(
"ERROR: ./engflow.cert not found, which is required to build in evergreen without BAZEL_FLAGS=--config=local set. Please reach out to #ask-devprod-build for help."
)
return False
if os.name == "nt" and not os.path.exists(f"{os.path.expanduser('~')}/.bazelrc"):
with open(f"{os.path.expanduser('~')}/.bazelrc", "a") as bazelrc:
bazelrc.write(
f"build --tls_client_certificate={get_default_cert_dir()}/creds/engflow.crt\n"
)
bazelrc.write(f"build --tls_client_key={get_default_cert_dir()}/creds/engflow.key\n")
if not running_in_evergreen and not os.path.exists(
f"{get_default_cert_dir()}/creds/engflow.crt"
):
# Temporary logic to copy over the credentials for users that ran the installation steps using the old directory (/engflow/).
if os.path.exists("/engflow/creds/engflow.crt") and os.path.exists(
"/engflow/creds/engflow.key"
):
print(
"Moving EngFlow credentials from the legacy directory (/engflow/) to the new directory (~/.engflow/)."
)
try:
os.makedirs(f"{get_default_cert_dir()}/creds/", exist_ok=True)
shutil.move(
"/engflow/creds/engflow.crt",
f"{get_default_cert_dir()}/creds/engflow.crt",
)
shutil.move(
"/engflow/creds/engflow.key",
f"{get_default_cert_dir()}/creds/engflow.key",
)
with open(f"{get_default_cert_dir()}/.bazelrc", "a") as bazelrc:
bazelrc.write(
f"build --tls_client_certificate={get_default_cert_dir()}/creds/engflow.crt\n"
)
bazelrc.write(
f"build --tls_client_key={get_default_cert_dir()}/creds/engflow.key\n"
)
except OSError as exc:
print(exc)
print(
"Failed to update cert location, please move them manually. Otherwise you can pass 'BAZEL_FLAGS=\"--config=local\"' on the SCons command line."
)
return True
# Pull the external hostname of the system from aws
try:
response = requests.get(
"http://instance-data.ec2.internal/latest/meta-data/public-hostname"
)
status_code = response.status_code
except Exception as _:
status_code = 500
if status_code == 200:
public_hostname = response.text
else:
public_hostname = "localhost"
print(
f"""\nERROR: {get_default_cert_dir()}/creds/engflow.crt not found. Please reach out to #ask-devprod-build if you need help with the steps below.
(If the below steps are not working or you are an external person to MongoDB, remote execution can be disabled by passing BAZEL_FLAGS=--config=local at the end of your scons.py invocation)
Please complete the following steps to generate a certificate:
- (If not in the Engineering org) Request access to the MANA group https://mana.corp.mongodbgov.com/resources/659ec4b9bccf3819e5608712
- Go to https://sodalite.cluster.engflow.com/gettingstarted (Uses mongodbcorp.okta.com auth URL)
- Login with OKTA, then click the \"GENERATE AND DOWNLOAD MTLS CERTIFICATE\" button
- (If logging in with OKTA doesn't work) Login with Google using your MongoDB email, then click the "GENERATE AND DOWNLOAD MTLS CERTIFICATE" button
- On your local system (usually your MacBook), open a terminal and run:
ZIP_FILE=~/Downloads/engflow-mTLS.zip
curl https://raw.githubusercontent.com/mongodb/mongo/master/buildscripts/setup_engflow_creds.sh -o setup_engflow_creds.sh
chmod +x ./setup_engflow_creds.sh
./setup_engflow_creds.sh {getpass.getuser()} {public_hostname} $ZIP_FILE {"local" if public_hostname == "localhost" else ""}\n"""
)
return False
if not running_in_evergreen and (
not os.access(f"{get_default_cert_dir()}/creds/engflow.crt", os.R_OK)
or not os.access(f"{get_default_cert_dir()}/creds/engflow.key", os.R_OK)
):
print(
f"Invalid permissions set on {get_default_cert_dir()}/creds/engflow.crt or {get_default_cert_dir()}/creds/engflow.key"
)
print("Please run the following command to fix the permissions:\n")
print(
f"sudo chown {getpass.getuser()}:{getpass.getuser()} {get_default_cert_dir()}/creds/engflow.crt {get_default_cert_dir()}/creds/engflow.key"
)
print(
f"sudo chmod 600 {get_default_cert_dir()}/creds/engflow.crt {get_default_cert_dir()}/creds/engflow.key"
)
return False
return True
def generate_bazel_info_for_ninja(env: SCons.Environment.Environment) -> None:
# create a json file which contains all the relevant info from this generation
# that bazel will need to construct the correct command line for any given targets
ninja_bazel_build_json = {
"bazel_cmd": Globals.bazel_base_build_command,
"compiledb_cmd": [Globals.bazel_executable, "run"]
+ env["BAZEL_FLAGS_STR"]
+ ["//:compiledb", "--"]
+ env["BAZEL_FLAGS_STR"],
"defaults": [str(t) for t in SCons.Script.DEFAULT_TARGETS],
"targets": Globals.scons2bazel_targets,
"CC": env.get("CC", ""),
"CXX": env.get("CXX", ""),
"USE_NATIVE_TOOLCHAIN": os.environ.get("USE_NATIVE_TOOLCHAIN"),
}
with open(".bazel_info_for_ninja.txt", "w") as f:
json.dump(ninja_bazel_build_json, f)
# we also store the outputs in the env (the passed env is intended to be
# the same main env ninja tool is constructed with) so that ninja can
# use these to contruct a build node for running bazel where bazel list the
# correct bazel outputs to be copied to the scons tree. We also handle
# calculating the inputs. This will be the all the inputs of the outs,
# but and input can not also be an output. If a node is found in both
# inputs and outputs, remove it from the inputs, as it will be taken care
# internally by bazel build.
ninja_bazel_outs = []
ninja_bazel_ins = []
for scons_t, bazel_t in Globals.scons2bazel_targets.items():
ninja_bazel_outs += [bazel_t["bazel_output"]]
ninja_bazel_ins += env.NinjaGetInputs(env.File(scons_t))
# This is to be used directly by ninja later during generation of the ninja file
env["NINJA_BAZEL_OUTPUTS"] = ninja_bazel_outs
env["NINJA_BAZEL_INPUTS"] = ninja_bazel_ins
@retry(tries=5, delay=3)
def download_path_with_retry(*args, **kwargs):
urllib.request.urlretrieve(*args, **kwargs)
install_query_cache = {}
def bazel_deps_check_query_cache(env, bazel_target):
return install_query_cache.get(bazel_target, None)
def bazel_deps_add_query_cache(env, bazel_target, results):
install_query_cache[bazel_target] = results
link_query_cache = {}
def bazel_deps_check_link_query_cache(env, bazel_target):
return link_query_cache.get(bazel_target, None)
def bazel_deps_add_link_query_cache(env, bazel_target, results):
link_query_cache[bazel_target] = results
def sha256_file(filename: str) -> str:
sha256_hash = hashlib.sha256()
with open(filename, "rb") as f:
for block in iter(lambda: f.read(4096), b""):
sha256_hash.update(block)
return sha256_hash.hexdigest()
def verify_s3_hash(s3_path: str, local_path: str) -> None:
if s3_path not in _S3_HASH_MAPPING:
raise Exception(
"S3 path not found in hash mapping, unable to verify downloaded for s3 path: s3_path"
)
hash = sha256_file(local_path)
if hash != _S3_HASH_MAPPING[s3_path]:
raise Exception(
f"Hash mismatch for {s3_path}, expected {_S3_HASH_MAPPING[s3_path]} but got {hash}"
)
def find_distro_match(distro_str: str) -> str:
for distro_pattern, simplified_name in _DISTRO_PATTERN_MAP.items():
if "*" in distro_pattern:
prefix_suffix = distro_pattern.split("*")
if distro_str.startswith(prefix_suffix[0]) and distro_str.endswith(prefix_suffix[1]):
return simplified_name
elif distro_str == distro_pattern:
return simplified_name
return None
time_auto_installing = 0
count_of_auto_installing = 0
def timed_auto_install_bazel(env, libdep, shlib_suffix):
global time_auto_installing, count_of_auto_installing
start_time = time.time()
auto_install_bazel(env, libdep, shlib_suffix)
time_auto_installing += time.time() - start_time
count_of_auto_installing += 1
def auto_install_single_target(env, libdep, suffix, bazel_node):
auto_install_mapping = env["AIB_SUFFIX_MAP"].get(suffix)
env.AutoInstall(
target=auto_install_mapping.directory,
source=[bazel_node],
AIB_COMPONENT=env.get("AIB_COMPONENT", "AIB_DEFAULT_COMPONENT"),
AIB_ROLE=auto_install_mapping.default_role,
AIB_COMPONENTS_EXTRA=env.get("AIB_COMPONENTS_EXTRA", []),
)
auto_installed_libdep = env.GetAutoInstalledFiles(libdep)
auto_installed_bazel_node = env.GetAutoInstalledFiles(bazel_node)
if auto_installed_libdep[0] != auto_installed_bazel_node[0]:
env.Depends(auto_installed_libdep[0], auto_installed_bazel_node[0])
return env.GetAutoInstalledFiles(bazel_node)
def auto_install_bazel(env, libdep, shlib_suffix):
scons_target = str(libdep).replace(
f"{env.Dir('#').abspath}/{env['BAZEL_OUT_DIR']}/src", env.Dir("$BUILD_DIR").path
)
bazel_target = env["SCONS2BAZEL_TARGETS"].bazel_target(scons_target)
bazel_libdep = env.File(f"#/{env['SCONS2BAZEL_TARGETS'].bazel_output(scons_target)}")
query_results = env.CheckBazelDepsCache(bazel_target)
if query_results is None:
linkfile = bazel_target.replace("//src/", "bazel-bin/src/") + "_links.list"
linkfile = "/".join(linkfile.rsplit(":", 1))
with open(os.path.join(env.Dir("#").abspath, linkfile)) as f:
query_results = f.read()
filtered_results = ""
for lib in query_results.splitlines():
bazel_out_path = lib.replace(f"{env['BAZEL_OUT_DIR']}/src", "bazel-bin/src")
if os.path.exists(env.File("#/" + bazel_out_path + ".exclude_lib").abspath):
continue
filtered_results += lib + "\n"
query_results = filtered_results
env.AddBazelDepsCache(bazel_target, query_results)
for line in query_results.splitlines():
# We are only interested in installing shared libs and their debug files
if not line.endswith(shlib_suffix):
continue
bazel_node = env.File(f"#/{line}")
bazel_node_debug = env.File(f"#/{line}$SEPDBG_SUFFIX")
setattr(bazel_node_debug.attributes, "debug_file_for", bazel_node)
setattr(bazel_node.attributes, "separate_debug_files", [bazel_node_debug])
auto_install_single_target(env, bazel_libdep, shlib_suffix, bazel_node)
if env.GetAutoInstalledFiles(bazel_libdep):
auto_install_single_target(
env,
getattr(bazel_libdep.attributes, "separate_debug_files")[0],
env.subst("$SEPDBG_SUFFIX"),
bazel_node_debug,
)
return env.GetAutoInstalledFiles(libdep)
def auto_archive_bazel(env, node, already_archived, search_stack):
bazel_child = getattr(node.attributes, "AIB_INSTALL_FROM", node)
if not str(bazel_child).startswith("bazel-out"):
try:
bazel_child = env["SCONS2BAZEL_TARGETS"].bazel_output(bazel_child.path)
except KeyError:
if env.Verbose():
print("BazelAutoArchive not processing non bazel target:\n{bazel_child}}")
return
if str(bazel_child) not in already_archived:
already_archived.add(str(bazel_child))
scons_target = str(bazel_child).replace(
f"{env['BAZEL_OUT_DIR']}/src", env.Dir("$BUILD_DIR").path
)
bazel_target = env["SCONS2BAZEL_TARGETS"].bazel_target(scons_target)
linkfile = bazel_target.replace("//src/", "bazel-bin/src/") + "_links.list"
linkfile = "/".join(linkfile.rsplit(":", 1))
with open(os.path.join(env.Dir("#").abspath, linkfile)) as f:
query_results = f.read()
filtered_results = ""
for lib in query_results.splitlines():
bazel_out_path = lib.replace("\\", "/").replace(
f"{env['BAZEL_OUT_DIR']}/src", "bazel-bin/src"
)
if os.path.exists(
env.File("#/" + bazel_out_path + ".exclude_lib").abspath.replace("\\", "/")
):
continue
filtered_results += lib + "\n"
query_results = filtered_results
for lib in query_results.splitlines():
if str(bazel_child).endswith(env.subst("$SEPDBG_SUFFIX")):
debug_file = getattr(env.File("#/" + lib).attributes, "separate_debug_files")[0]
bazel_install_file = env.GetAutoInstalledFiles(debug_file)[0]
else:
bazel_install_file = env.GetAutoInstalledFiles(env.File("#/" + lib))[0]
if bazel_install_file:
search_stack.append(bazel_install_file)
def load_bazel_builders(env):
# === Builders ===
create_program_builder(env)
if env.GetOption("ninja") != "disabled":
env.NinjaRule(
"BAZEL_COPY_RULE", "$env$cmd", description="Copy from Bazel", pool="local_pool"
)
total_libdeps_linking_time = 0
count_of_libdeps_links = 0
def add_libdeps_time(env, delate_time):
global total_libdeps_linking_time, count_of_libdeps_links
total_libdeps_linking_time += delate_time
count_of_libdeps_links += 1
def prefetch_toolchain(env):
setup_bazel_env_vars()
setup_max_retry_attempts()
bazel_bin_dir = (
env.GetOption("evergreen-tmp-dir")
if env.GetOption("evergreen-tmp-dir")
else os.path.expanduser("~/.local/bin")
)
if not os.path.exists(bazel_bin_dir):
os.makedirs(bazel_bin_dir)
Globals.bazel_executable = install_bazel(bazel_bin_dir)
if platform.system() == "Linux" and not ARGUMENTS.get("CC") and not ARGUMENTS.get("CXX"):
exec_root = f'bazel-{os.path.basename(env.Dir("#").abspath)}'
if exec_root and not os.path.exists(f"{exec_root}/external/mongo_toolchain"):
print("Prefetch the mongo toolchain...")
try:
retry_call(
subprocess.run,
[[Globals.bazel_executable, "build", "@mongo_toolchain", "--config=local"]],
fkwargs={
"env": {**os.environ.copy(), **Globals.bazel_env_variables},
"check": True,
},
tries=Globals.max_retry_attempts,
exceptions=(subprocess.CalledProcessError,),
)
except subprocess.CalledProcessError as ex:
print("ERROR: Bazel fetch failed!")
print(ex)
print("Please ask about this in #ask-devprod-build slack channel.")
sys.exit(1)
return exec_root
# Required boilerplate function
def exists(env: SCons.Environment.Environment) -> bool:
# === Bazelisk ===
write_workstation_bazelrc()
env.AddMethod(prefetch_toolchain, "PrefetchToolchain")
env.AddMethod(load_bazel_builders, "LoadBazelBuilders")
return True
def handle_bazel_program_exception(env, target, outputs):
prog_suf = env.subst("$PROGSUFFIX")
dbg_suffix = ".pdb" if sys.platform == "win32" else env.subst("$SEPDBG_SUFFIX")
bazel_program = False
# on windows the pdb for dlls contains no double extensions
# so we need to check all the outputs up front to know
for bazel_output_file in outputs:
if bazel_output_file.endswith(".dll"):
return False
if os.path.splitext(outputs[0])[1] in [prog_suf, dbg_suffix]:
for bazel_output_file in outputs:
first_ext = os.path.splitext(bazel_output_file)[1]
if dbg_suffix and first_ext == dbg_suffix:
second_ext = os.path.splitext(os.path.splitext(bazel_output_file)[0])[1]
else:
second_ext = None
if (
(second_ext is not None and second_ext + first_ext == prog_suf + dbg_suffix)
or (second_ext is None and first_ext == prog_suf)
or first_ext == ".exe"
or first_ext == ".pdb"
):
bazel_program = True
scons_node_str = bazel_output_file.replace(
f"{env['BAZEL_OUT_DIR']}/src", env.Dir("$BUILD_DIR").path.replace("\\", "/")
)
Globals.scons2bazel_targets[scons_node_str.replace("\\", "/")] = {
"bazel_target": target,
"bazel_output": bazel_output_file.replace("\\", "/"),
}
return bazel_program
def write_workstation_bazelrc():
if os.environ.get("CI") is None:
workstation_file = ".bazelrc.workstation"
existing_hash = ""
if os.path.exists(workstation_file):
with open(workstation_file) as f:
existing_hash = hashlib.md5(f.read().encode()).hexdigest()
try:
repo = git.Repo()
except Exception:
print(
"Unable to setup git repo, skipping workstation file generation. This will result in incomplete telemetry data being uploaded."
)
return
try:
status = "clean" if repo.head.commit.diff(None) is None else "modified"
except Exception:
status = "Unknown"
try:
hostname = socket.gethostname()
except Exception:
hostname = "Unknown"
try:
remote = repo.branches.master.repo.remote().url
except Exception:
try:
remote = repo.remotes[0].url
except Exception:
remote = "Unknown"
try:
branch = repo.active_branch.name
except Exception:
branch = "Unknown"
try:
commit = repo.commit("HEAD")
except Exception:
commit = "Unknown"
bazelrc_contents = f"""\
# Generated file, do not modify
common --bes_keywords=developerBuild=True
common --bes_keywords=workstation={hostname}
common --bes_keywords=engflow:BuildScmRemote={remote}
common --bes_keywords=engflow:BuildScmBranch={branch}
common --bes_keywords=engflow:BuildScmRevision={commit}
common --bes_keywords=engflow:BuildScmStatus={status}
"""
current_hash = hashlib.md5(bazelrc_contents.encode()).hexdigest()
if existing_hash != current_hash:
print(f"Generating new {workstation_file} file...")
with open(workstation_file, "w") as f:
f.write(bazelrc_contents)
def setup_bazel_env_vars() -> None:
# Set the JAVA_HOME directories for ppc64le and s390x since their bazel binaries are not compiled with a built-in JDK.
if platform.machine().lower() == "ppc64le":
Globals.bazel_env_variables["JAVA_HOME"] = (
"/usr/lib/jvm/java-21-openjdk-21.0.4.0.7-1.el8.ppc64le"
)
elif platform.machine().lower() == "s390x":
Globals.bazel_env_variables["JAVA_HOME"] = (
"/usr/lib/jvm/java-21-openjdk-21.0.4.0.7-1.el8.s390x"
)
def setup_max_retry_attempts() -> None:
Globals.max_retry_attempts = (
_CI_MAX_RETRY_ATTEMPTS if os.environ.get("CI") is not None else _LOCAL_MAX_RETRY_ATTEMPTS
)
def is_local_execution(env: SCons.Environment.Environment) -> bool:
normalized_arch = (
platform.machine().lower().replace("aarch64", "arm64").replace("x86_64", "amd64")
)
user_flags = shlex.split(env.get("BAZEL_FLAGS", ""))
return (
os.environ.get("USE_NATIVE_TOOLCHAIN")
or normalized_arch not in ["arm64", "amd64"]
or "--config=local" in user_flags
or "--config=public-release" in user_flags
)
def generate(env: SCons.Environment.Environment) -> None:
if env["BAZEL_INTEGRATION_DEBUG"]:
global bazel_debug
def bazel_debug_func(msg: str):
print("[BAZEL_INTEGRATION_DEBUG] " + str(msg))
bazel_debug = bazel_debug_func
# this should be populated from the sconscript and include list of targets scons
# indicates it wants to build
env["SCONS_SELECTED_TARGETS"] = []
# === Architecture/platform ===
# Bail if current architecture not supported for Bazel:
normalized_arch = (
platform.machine().lower().replace("aarch64", "arm64").replace("x86_64", "amd64")
)
normalized_os = sys.platform.replace("win32", "windows").replace("darwin", "macos")
current_platform = f"{normalized_os}:{normalized_arch}:{env.ToolchainName()}"
if current_platform not in _SUPPORTED_PLATFORM_MATRIX:
raise Exception(
f'Bazel not supported on this platform ({current_platform}); supported platforms are: [{", ".join(_SUPPORTED_PLATFORM_MATRIX)}]'
)
# === Build settings ===
# We don't support DLL generation on Windows, but need shared object generation in dynamic-sdk mode
# on linux.
linkstatic = env.GetOption("link-model") in ["auto", "static"] or (
normalized_os == "windows" and env.GetOption("link-model") == "dynamic-sdk"
)
allocator = env.get("MONGO_ALLOCATOR", "tcmalloc-google")
distro_or_os = normalized_os
if normalized_os == "linux":
distro_id = find_distro_match(f"{distro.name()} {distro.version()}")
if distro_id is not None:
distro_or_os = distro_id
bazel_internal_flags = [
f"--compiler_type={env.ToolchainName()}",
f'--opt={env.GetOption("opt")}',
f'--dbg={env.GetOption("dbg") == "on"}',
f'--debug_symbols={env.GetOption("debug-symbols") == "on"}',
f'--thin_lto={env.GetOption("thin-lto") is not None}',
f'--separate_debug={True if env.GetOption("separate-debug") == "on" else False}',
f'--libunwind={env.GetOption("use-libunwind")}',
f'--use_gdbserver={False if env.GetOption("gdbserver") is None else True}',
f'--spider_monkey_dbg={True if env.GetOption("spider-monkey-dbg") == "on" else False}',
f"--allocator={allocator}",
f'--use_lldbserver={False if env.GetOption("lldb-server") is None else True}',
f'--use_wait_for_debugger={False if env.GetOption("wait-for-debugger") is None else True}',
f'--use_ocsp_stapling={True if env.GetOption("ocsp-stapling") == "on" else False}',
f'--use_disable_ref_track={False if env.GetOption("disable-ref-track") is None else True}',
f'--use_wiredtiger={True if env.GetOption("wiredtiger") == "on" else False}',
f'--use_glibcxx_debug={env.GetOption("use-glibcxx-debug") is not None}',
f'--use_tracing_profiler={env.GetOption("use-tracing-profiler") == "on"}',
f'--build_grpc={True if env["ENABLE_GRPC_BUILD"] else False}',
f'--use_libcxx={env.GetOption("libc++") is not None}',
f'--detect_odr_violations={env.GetOption("detect-odr-violations") is not None}',
f"--linkstatic={linkstatic}",
f'--shared_archive={env.GetOption("link-model") == "dynamic-sdk"}',
f'--linker={env.GetOption("linker")}',
f'--streams_release_build={env.GetOption("streams-release-build")}',
f'--release={env.GetOption("release") == "on"}',
f'--build_enterprise={"MONGO_ENTERPRISE_VERSION" in env}',
f'--visibility_support={env.GetOption("visibility-support")}',
f'--disable_warnings_as_errors={env.GetOption("disable-warnings-as-errors") == "source"}',
f'--gcov={env.GetOption("gcov") is not None}',
f'--pgo_profile={env.GetOption("pgo-profile") is not None}',
f'--server_js={env.GetOption("server-js") == "on"}',
f'--ssl={"True" if env.GetOption("ssl") == "on" else "False"}',
f'--js_engine={env.GetOption("js-engine")}',
f'--use_sasl_client={env.GetOption("use-sasl-client") is not None}',
"--define",
f"MONGO_VERSION={env['MONGO_VERSION']}",
"--define",
f"MONGO_DISTMOD={env['MONGO_DISTMOD']}",
"--compilation_mode=dbg", # always build this compilation mode as we always build with -g
"--dynamic_mode=off",
]
if not os.environ.get("USE_NATIVE_TOOLCHAIN"):
bazel_internal_flags += [
f"--platforms=//bazel/platforms:{distro_or_os}_{normalized_arch}",
f"--host_platform=//bazel/platforms:{distro_or_os}_{normalized_arch}",
]
if "MONGO_ENTERPRISE_VERSION" in env:
enterprise_features = env.GetOption("enterprise_features")
if enterprise_features == "*":
bazel_internal_flags += ["--//bazel/config:enterprise_feature_all=True"]
else:
bazel_internal_flags += ["--//bazel/config:enterprise_feature_all=False"]
bazel_internal_flags += [
f"--//bazel/config:enterprise_feature_{feature}=True"
for feature in enterprise_features.split(",")
]
if env.GetOption("gcov") is not None:
bazel_internal_flags += ["--collect_code_coverage"]
if env["DWARF_VERSION"]:
bazel_internal_flags.append(f"--dwarf_version={env['DWARF_VERSION']}")
if normalized_os == "macos":
bazel_internal_flags.append(
f"--developer_dir={os.environ.get('DEVELOPER_DIR', '/Applications/Xcode.app')}"
)
minimum_macos_version = "11.0" if normalized_arch == "arm64" else "10.14"
bazel_internal_flags.append(f"--macos_minimum_os={minimum_macos_version}")
if normalized_os == "windows":
windows_temp_dir = "Z:/bazel_tmp"
if os.path.isdir(windows_temp_dir):
bazel_internal_flags.append(f"--action_env=TMP={windows_temp_dir}")
bazel_internal_flags.append(f"--action_env=TEMP={windows_temp_dir}")
else:
print(
f"Tried to use {windows_temp_dir} as TMP and TEMP environment variables but it did not exist. This will lead to a low cache hit rate."
)
http_client_option = env.GetOption("enable-http-client")
if http_client_option is not None:
if http_client_option in ["on", "auto"]:
bazel_internal_flags.append("--http_client=True")
elif http_client_option == "off":
bazel_internal_flags.append("--http_client=False")
sanitizer_option = env.GetOption("sanitize")
if sanitizer_option is not None and sanitizer_option != "":
options = sanitizer_option.split(",")
formatted_options = [f"--{_SANITIZER_MAP[opt]}=True" for opt in options]
bazel_internal_flags.extend(formatted_options)
if normalized_arch not in ["arm64", "amd64"]:
bazel_internal_flags.append("--config=local")
elif os.environ.get("USE_NATIVE_TOOLCHAIN"):
print("Custom toolchain detected, using --config=local for bazel build.")
bazel_internal_flags.append("--config=local")
if normalized_arch == "s390x":
# s390x systems don't have enough RAM to handle the default job count and will
# OOM unless we reduce it.
bazel_internal_flags.append("--jobs=3")
public_release = False
# Disable remote execution for public release builds.
if (
env.GetOption("release") == "on"
and env.GetOption("remote-exec-release") == "off"
and (
env.GetOption("cache-dir") is None
or env.GetOption("cache-dir") == "$BUILD_ROOT/scons/cache"
)
):
bazel_internal_flags.append("--config=public-release")
public_release = True
evergreen_tmp_dir = env.GetOption("evergreen-tmp-dir")
if normalized_os == "macos" and evergreen_tmp_dir:
bazel_internal_flags.append(f"--sandbox_writable_path={evergreen_tmp_dir}")
setup_bazel_env_vars()
setup_max_retry_attempts()
if not is_local_execution(env) and not public_release:
if not validate_remote_execution_certs(env):
sys.exit(1)
if env.GetOption("bazel-dynamic-execution") == True:
try:
docker_detected = (
subprocess.run(["docker", "info"], capture_output=True).returncode == 0
)
except Exception:
docker_detected = False
try:
podman_detected = (
subprocess.run(["podman", "--help"], capture_output=True).returncode == 0
)
except Exception:
podman_detected = False
if not docker_detected:
print("Not using dynamic scheduling because docker not detected ('docker info').")
elif docker_detected and podman_detected:
print(
"Docker and podman detected, disabling dynamic scheduling due to uncertainty in docker setup."
)
else:
# TODO: SERVER-95737 fix docker issues on ubuntu24
if distro_or_os == "ubuntu24":
print("Ubuntu24 is not supported to with dynamic scheduling. See SERVER-95737")
else:
remote_execution_containers = {}
container_file_path = "bazel/platforms/remote_execution_containers.bzl"
with open(container_file_path, "r") as f:
code = compile(f.read(), container_file_path, "exec")
exec(code, {}, remote_execution_containers)
docker_image = remote_execution_containers["REMOTE_EXECUTION_CONTAINERS"][
f"{distro_or_os}"
]["container-url"]
jobs = int(psutil.cpu_count() * 2) if os.environ.get("CI") else 400
bazel_internal_flags += [
"--experimental_enable_docker_sandbox",
f"--experimental_docker_image={docker_image}",
"--experimental_docker_use_customized_images",
"--internal_spawn_scheduler",
"--dynamic_local_strategy=docker",
"--spawn_strategy=dynamic",
f"--jobs={jobs}",
]
Globals.bazel_base_build_command = (
[
os.path.abspath(Globals.bazel_executable),
"build",
]
+ bazel_internal_flags
+ shlex.split(env.get("BAZEL_FLAGS", ""))
)
log_dir = env.Dir("$BUILD_ROOT/scons/bazel").path
os.makedirs(log_dir, exist_ok=True)
with open(os.path.join(log_dir, "bazel_command"), "w") as f:
f.write(" ".join(Globals.bazel_base_build_command))
# Store the bazel command line flags so scons can check if it should rerun the bazel targets
# if the bazel command line changes.
env["BAZEL_FLAGS_STR"] = bazel_internal_flags + shlex.split(env.get("BAZEL_FLAGS", ""))
# We always use --compilation_mode debug for now as we always want -g, so assume -dbg location
out_dir_platform = "$TARGET_ARCH"
if normalized_os == "macos":
out_dir_platform = "darwin_arm64" if normalized_arch == "arm64" else "darwin"
elif normalized_os == "windows":
out_dir_platform = "x64_windows"
elif normalized_os == "linux" and normalized_arch == "amd64":
# For c++ toolchains, bazel has some wierd behaviour where it thinks the default
# cpu is "k8" which is another name for x86_64 cpus, so its not wrong, but abnormal
out_dir_platform = "k8"
elif normalized_arch == "ppc64le":
out_dir_platform = "ppc"
env["BAZEL_OUT_DIR"] = env.Dir(f"#/bazel-out/{out_dir_platform}-dbg/bin/").path.replace(
"\\", "/"
)
# ThinTarget builder is a special bazel target and should not be prefixed with Bazel in the builder
# name to exclude it from the other BazelBuilder's. This builder excludes any normal builder
# mechanisms like scanners or emitters and functions as a pass through for targets which exist
# only in bazel. It contains no dependency information and is not meant to fully function within
# the scons dependency graph.
env["BUILDERS"]["ThinTarget"] = SCons.Builder.Builder(
action=BazelCopyOutputsAction,
emitter=SCons.Builder.ListEmitter([bazel_target_emitter]),
)
cmd = (
["aquery"]
+ env["BAZEL_FLAGS_STR"]
+ [
'mnemonic("StripDebuginfo|ExtractDebuginfo|Symlink|IdlcGenerator|TemplateRenderer", (outputs("bazel-out/.*/bin/src/.*", deps(@//src/...))))'
]
)
try:
results = retry_call(
bazel_query_func,
[env, cmd.copy(), "discover ThinTargets"],
tries=Globals.max_retry_attempts,
exceptions=(subprocess.CalledProcessError,),
)
except subprocess.CalledProcessError as ex:
print("ERROR: bazel thin targets query failed:")
print(ex)
print("Please ask about this in #ask-devprod-build slack channel.")
sys.exit(1)
for action in results.stdout.split("\n\n"):
action = action.strip()
if not action:
continue
lines = action.splitlines()
bazel_program = False
for line in lines:
if line.startswith(" Target: "):
target = line.replace(" Target: ", "").strip()
if line.startswith(" Outputs: ["):
outputs = [
line.strip()
for line in line.replace(" Outputs: [", "").replace("]", "").strip().split(",")
]
# TODO when we support test lists in bazel we can make BazelPrograms thin targets
bazel_program = handle_bazel_program_exception(env, target, outputs)
scons_node_strs = [
bazel_output_file.replace(
f"{env['BAZEL_OUT_DIR']}/src", env.Dir("$BUILD_DIR").path.replace("\\", "/")
)
for bazel_output_file in outputs
]
if bazel_program:
for scons_node, bazel_output_file in zip(scons_node_strs, outputs):
Globals.scons2bazel_targets[scons_node.replace("\\", "/")] = {
"bazel_target": target,
"bazel_output": bazel_output_file.replace("\\", "/"),
}
continue
scons_nodes = env.ThinTarget(
target=scons_node_strs, source=outputs, NINJA_GENSOURCE_INDEPENDENT=True
)
env.NoCache(scons_nodes)
for scons_node, bazel_output_file in zip(scons_nodes, outputs):
Globals.scons2bazel_targets[scons_node.path.replace("\\", "/")] = {
"bazel_target": target,
"bazel_output": bazel_output_file.replace("\\", "/"),
}
globals = Globals()
env["SCONS2BAZEL_TARGETS"] = globals
def print_total_query_time():
global total_query_time, total_queries
global time_auto_installing, count_of_auto_installing
global total_libdeps_linking_time, count_of_libdeps_links
bazel_debug(
f"Bazel integration spent {total_query_time} seconds in total performing {total_queries} queries."
)
bazel_debug(
f"Bazel integration spent {time_auto_installing} seconds in total performing {count_of_auto_installing} auto_install."
)
bazel_debug(
f"Bazel integration spent {total_libdeps_linking_time} seconds in total performing {count_of_libdeps_links} libdeps linking."
)
atexit.register(print_total_query_time)
load_bazel_builders(env)
bazel_build_thread = threading.Thread(
target=bazel_build_thread_func,
args=(env, log_dir, env["VERBOSE"], env.GetOption("ninja") != "disabled"),
)
bazel_build_thread.start()
def wait_for_bazel(env):
nonlocal bazel_build_thread
Globals.waiting_on_bazel_flag = True
print("SCons done, switching to bazel build thread...")
bazel_build_thread.join()
if Globals.bazel_thread_terminal_output is not None:
Globals.bazel_thread_terminal_output.seek(0)
sys.stdout.write(Globals.bazel_thread_terminal_output.read())
env.AddMethod(wait_for_bazel, "WaitForBazel")
env.AddMethod(run_bazel_command, "RunBazelCommand")
env.AddMethod(add_libdeps_time, "AddLibdepsTime")
env.AddMethod(generate_bazel_info_for_ninja, "GenerateBazelInfoForNinja")
env.AddMethod(bazel_deps_check_query_cache, "CheckBazelDepsCache")
env.AddMethod(bazel_deps_add_query_cache, "AddBazelDepsCache")
env.AddMethod(bazel_deps_check_link_query_cache, "CheckBazelLinkDepsCache")
env.AddMethod(bazel_deps_add_link_query_cache, "AddBazelLinkDepsCache")
env.AddMethod(bazel_query_func, "RunBazelQuery")
env.AddMethod(ninja_bazel_builder, "NinjaBazelBuilder")
env.AddMethod(auto_install_bazel, "BazelAutoInstall")
env.AddMethod(auto_install_single_target, "BazelAutoInstallSingleTarget")
env.AddMethod(auto_archive_bazel, "BazelAutoArchive")
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