ArchiveBox/archivebox/plugins_extractor/chrome/apps.py

263 lines
10 KiB
Python

__package__ = 'archivebox.plugins_extractor.chrome'
import sys
import platform
from pathlib import Path
from typing import List, Optional, Dict, ClassVar
from django.conf import settings
# Depends on other PyPI/vendor packages:
from rich import print
from pydantic import InstanceOf, Field, model_validator
from pydantic_pkgr import (
BinProvider,
BinName,
BinProviderName,
ProviderLookupDict,
bin_abspath,
)
import archivebox
# Depends on other Django apps:
from plugantic.base_plugin import BasePlugin
from plugantic.base_configset import BaseConfigSet, ConfigSectionName
from plugantic.base_binary import BaseBinary, env
# from plugantic.base_extractor import BaseExtractor
# from plugantic.base_queue import BaseQueue
from plugantic.base_hook import BaseHook
# Depends on Other Plugins:
from plugins_sys.config.apps import ARCHIVING_CONFIG, SHELL_CONFIG
from plugins_pkg.puppeteer.apps import PUPPETEER_BINPROVIDER
from plugins_pkg.playwright.apps import PLAYWRIGHT_BINPROVIDER
from ...util import dedupe
CHROMIUM_BINARY_NAMES_LINUX = [
"chromium",
"chromium-browser",
"chromium-browser-beta",
"chromium-browser-unstable",
"chromium-browser-canary",
"chromium-browser-dev",
]
CHROMIUM_BINARY_NAMES_MACOS = ["/Applications/Chromium.app/Contents/MacOS/Chromium"]
CHROMIUM_BINARY_NAMES = CHROMIUM_BINARY_NAMES_LINUX + CHROMIUM_BINARY_NAMES_MACOS
CHROME_BINARY_NAMES_LINUX = [
"google-chrome",
"google-chrome-stable",
"google-chrome-beta",
"google-chrome-canary",
"google-chrome-unstable",
"google-chrome-dev",
"chrome"
]
CHROME_BINARY_NAMES_MACOS = [
"/Applications/Google Chrome.app/Contents/MacOS/Google Chrome",
"/Applications/Google Chrome Canary.app/Contents/MacOS/Google Chrome Canary",
]
CHROME_BINARY_NAMES = CHROME_BINARY_NAMES_LINUX + CHROME_BINARY_NAMES_MACOS
def autodetect_system_chrome_install(PATH=None) -> Optional[Path]:
for bin_name in CHROME_BINARY_NAMES + CHROMIUM_BINARY_NAMES:
abspath = bin_abspath(bin_name, PATH=env.PATH)
if abspath:
return abspath
return None
def create_macos_app_symlink(target: Path, shortcut: Path):
"""
on macOS, some binaries are inside of .app, so we need to
create a tiny bash script instead of a symlink
(so that ../ parent relationships are relative to original .app instead of callsite dir)
"""
# TODO: should we enforce this? is it useful in any other situation?
# if platform.system().lower() != 'darwin':
# raise Exception(...)
shortcut.write_text(f"""#!/usr/bin/env bash\nexec '{target}' "$@"\n""")
shortcut.chmod(0o777) # make sure its executable by everyone
###################### Config ##########################
class ChromeConfig(BaseConfigSet):
section: ClassVar[ConfigSectionName] = "DEPENDENCY_CONFIG"
USE_CHROME: bool = Field(default=True)
# Chrome Binary
CHROME_BINARY: str = Field(default='chrome')
CHROME_EXTRA_ARGS: List[str] = Field(default=[])
# Chrome Options Tuning
CHROME_TIMEOUT: int = Field(default=lambda: ARCHIVING_CONFIG.TIMEOUT - 10)
CHROME_HEADLESS: bool = Field(default=True)
CHROME_SANDBOX: bool = Field(default=lambda: not SHELL_CONFIG.IN_DOCKER)
CHROME_RESOLUTION: str = Field(default=lambda: ARCHIVING_CONFIG.RESOLUTION)
CHROME_CHECK_SSL_VALIDITY: bool = Field(default=lambda: ARCHIVING_CONFIG.CHECK_SSL_VALIDITY)
# Cookies & Auth
CHROME_USER_AGENT: str = Field(default=lambda: ARCHIVING_CONFIG.USER_AGENT)
CHROME_USER_DATA_DIR: Path | None = Field(default=None)
CHROME_PROFILE_NAME: str = Field(default='Default')
# Extractor Toggles
SAVE_SCREENSHOT: bool = Field(default=True, alias='FETCH_SCREENSHOT')
SAVE_DOM: bool = Field(default=True, alias='FETCH_DOM')
SAVE_PDF: bool = Field(default=True, alias='FETCH_PDF')
@model_validator(mode='after')
def validate_use_chrome(self):
if self.USE_CHROME and self.CHROME_TIMEOUT < 15:
print(f'[red][!] Warning: TIMEOUT is set too low! (currently set to TIMEOUT={self.CHROME_TIMEOUT} seconds)[/red]', file=sys.stderr)
print(' Chrome will fail to archive all sites if set to less than ~15 seconds.', file=sys.stderr)
print(' (Setting it to somewhere between 30 and 300 seconds is recommended)', file=sys.stderr)
print(file=sys.stderr)
print(' If you want to make ArchiveBox run faster, disable specific archive methods instead:', file=sys.stderr)
print(' https://github.com/ArchiveBox/ArchiveBox/wiki/Configuration#archive-method-toggles', file=sys.stderr)
print(file=sys.stderr)
# if user has specified a user data dir, make sure its valid
if self.CHROME_USER_DATA_DIR and self.CHROME_USER_DATA_DIR.exists():
# check to make sure user_data_dir/<profile_name> exists
if not (self.CHROME_USER_DATA_DIR / self.CHROME_PROFILE_NAME).exists():
print(f'[red][X] Could not find profile "{self.CHROME_PROFILE_NAME}" in CHROME_USER_DATA_DIR.[/red]', file=sys.stderr)
print(f' {self.CHROME_USER_DATA_DIR}', file=sys.stderr)
print(' Make sure you set it to a Chrome user data directory containing a Default profile folder.', file=sys.stderr)
print(' For more info see:', file=sys.stderr)
print(' https://github.com/ArchiveBox/ArchiveBox/wiki/Configuration#CHROME_USER_DATA_DIR', file=sys.stderr)
if '/Default' in str(self.CHROME_USER_DATA_DIR):
print(file=sys.stderr)
print(' Try removing /Default from the end e.g.:', file=sys.stderr)
print(' CHROME_USER_DATA_DIR="{}"'.format(str(self.CHROME_USER_DATA_DIR).split('/Default')[0]), file=sys.stderr)
# hard error is too annoying here, instead just set it to nothing
# raise SystemExit(2)
self.CHROME_USER_DATA_DIR = None
else:
self.CHROME_USER_DATA_DIR = None
return self
def chrome_args(self, **options) -> List[str]:
"""helper to build up a chrome shell command with arguments"""
# Chrome CLI flag documentation: https://peter.sh/experiments/chromium-command-line-switches/
options = self.model_copy(update=options)
cmd_args = [*options.CHROME_EXTRA_ARGS]
if options.CHROME_HEADLESS:
cmd_args += ["--headless=new"] # expects chrome version >= 111
if not options.CHROME_SANDBOX:
# assume this means we are running inside a docker container
# in docker, GPU support is limited, sandboxing is unecessary,
# and SHM is limited to 64MB by default (which is too low to be usable).
cmd_args += (
"--no-sandbox",
"--no-zygote",
"--disable-dev-shm-usage",
"--disable-software-rasterizer",
"--run-all-compositor-stages-before-draw",
"--hide-scrollbars",
"--autoplay-policy=no-user-gesture-required",
"--no-first-run",
"--use-fake-ui-for-media-stream",
"--use-fake-device-for-media-stream",
"--disable-sync",
# "--password-store=basic",
)
# disable automatic updating when running headless, as there's no user to see the upgrade prompts
cmd_args += ("--simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT'",)
# set window size for screenshot/pdf/etc. rendering
cmd_args += ('--window-size={}'.format(options.CHROME_RESOLUTION),)
if not options.CHROME_CHECK_SSL_VALIDITY:
cmd_args += ('--disable-web-security', '--ignore-certificate-errors')
if options.CHROME_USER_AGENT:
cmd_args += ('--user-agent={}'.format(options.CHROME_USER_AGENT),)
if options.CHROME_TIMEOUT:
cmd_args += ('--timeout={}'.format(options.CHROME_TIMEOUT * 1000),)
if options.CHROME_USER_DATA_DIR:
cmd_args.append('--user-data-dir={}'.format(options.CHROME_USER_DATA_DIR))
cmd_args.append('--profile-directory={}'.format(options.CHROME_PROFILE_NAME))
return dedupe(cmd_args)
CHROME_CONFIG = ChromeConfig()
class ChromeBinary(BaseBinary):
name: BinName = CHROME_CONFIG.CHROME_BINARY
binproviders_supported: List[InstanceOf[BinProvider]] = [PUPPETEER_BINPROVIDER, env, PLAYWRIGHT_BINPROVIDER]
provider_overrides: Dict[BinProviderName, ProviderLookupDict] = {
env.name: {
'abspath': lambda: autodetect_system_chrome_install(PATH=env.PATH), # /usr/bin/google-chrome-stable
},
PUPPETEER_BINPROVIDER.name: {
'packages': lambda: ['chrome@stable'], # npx @puppeteer/browsers install chrome@stable
},
PLAYWRIGHT_BINPROVIDER.name: {
'packages': lambda: ['chromium'], # playwright install chromium
},
}
@staticmethod
def symlink_to_lib(binary, bin_dir=archivebox.CONSTANTS.LIB_BIN_DIR) -> None:
if not (binary.abspath and binary.abspath.exists()):
return
bin_dir.mkdir(parents=True, exist_ok=True)
symlink = bin_dir / binary.name
if platform.system().lower() == 'darwin':
# if on macOS, browser binary is inside a .app, so we need to create a tiny bash script instead of a symlink
create_macos_app_symlink(binary.abspath, symlink)
else:
# otherwise on linux we can symlink directly to binary executable
symlink.symlink_to(binary.abspath)
@staticmethod
def chrome_cleanup_lockfile():
"""
Cleans up any state or runtime files that chrome leaves behind when killed by
a timeout or other error
"""
lock_file = Path("~/.config/chromium/SingletonLock")
if SHELL_CONFIG.IN_DOCKER and lock_file.exists():
lock_file.unlink()
CHROME_BINARY = ChromeBinary()
class ChromePlugin(BasePlugin):
app_label: str = 'chrome'
verbose_name: str = 'Chrome Browser'
hooks: List[InstanceOf[BaseHook]] = [
CHROME_CONFIG,
CHROME_BINARY,
]
PLUGIN = ChromePlugin()
# PLUGIN.register(settings)
DJANGO_APP = PLUGIN.AppConfig