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mirror of https://github.com/frappe/bench.git synced 2024-11-13 16:56:33 +00:00

refactor(utils): Re-arrange, clean-up

* Cleaner APIs - got rid of redundant and repeated checks
* Easier understanding on what's called where? ;) hopefully
* Separation of utils to avoid confusion
* Remove redundant utils
* Use newer standard library APIs
This commit is contained in:
Gavin D'souza 2021-11-12 17:51:20 +05:30
parent 5c9ac457dd
commit c32616d0f2
6 changed files with 1389 additions and 1083 deletions

File diff suppressed because it is too large Load Diff

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bench/utils/__init__.py Normal file
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# imports - standard imports
import json
import logging
import os
import subprocess
import re
import sys
from glob import glob
from shlex import split
# imports - third party imports
import click
# imports - module imports
import bench
from bench.exceptions import InvalidRemoteException
logger = logging.getLogger(bench.PROJECT_NAME)
bench_cache_file = '.bench.cmd'
paths_in_app = ('hooks.py', 'modules.txt', 'patches.txt', 'public')
paths_in_bench = ('apps', 'sites', 'config', 'logs', 'config/pids')
sudoers_file = '/etc/sudoers.d/frappe'
def is_bench_directory(directory=os.path.curdir):
is_bench = True
for folder in paths_in_bench:
path = os.path.abspath(os.path.join(directory, folder))
is_bench = is_bench and os.path.exists(path)
return is_bench
def is_frappe_app(directory):
is_frappe_app = True
for folder in paths_in_app:
if not is_frappe_app:
break
path = glob(os.path.join(directory, "**", folder))
is_frappe_app = is_frappe_app and path
return bool(is_frappe_app)
def log(message, level=0):
levels = {
0: ("blue", "INFO"), # normal
1: ("green", "SUCCESS"), # success
2: ("red", "ERROR"), # fail
3: ("yellow", "WARN") # warn/suggest
}
loggers = {
2: logger.error,
3: logger.warning
}
color, prefix = levels.get(level, levels[0])
level_logger = loggers.get(level, logger.info)
level_logger(message)
click.secho(f"{prefix}: {message}", fg=color)
def check_latest_version():
if bench.VERSION.endswith("dev"):
return
import requests
from semantic_version import Version
try:
pypi_request = requests.get("https://pypi.org/pypi/frappe-bench/json")
except Exception:
# Exceptions thrown are defined in requests.exceptions
# ignore checking on all Exceptions
return
if pypi_request.status_code == 200:
pypi_version_str = pypi_request.json().get('info').get('version')
pypi_version = Version(pypi_version_str)
local_version = Version(bench.VERSION)
if pypi_version > local_version:
log(f"A newer version of bench is available: {local_version}{pypi_version}")
def pause_exec(seconds=10):
from time import sleep
for i in range(seconds, 0, -1):
print(f"Will continue execution in {i} seconds...", end="\r")
sleep(1)
print(" " * 40, end="\r")
def exec_cmd(cmd, cwd='.', env=None):
if env:
env.update(os.environ.copy())
click.secho(f"$ {cmd}", fg='bright_black')
cwd_info = f"cd {cwd} && " if cwd != "." else ""
cmd_log = f"{cwd_info}{cmd}"
logger.debug(cmd_log)
cmd = split(cmd)
return_code = subprocess.call(cmd, cwd=cwd, universal_newlines=True, env=env)
if return_code:
logger.warning(f"{cmd_log} executed with exit code {return_code}")
def which(executable, raise_err=False):
from shutil import which
exec_ = which(executable)
if not exec_ and raise_err:
raise ValueError(f'{executable} not found.')
return exec_
def setup_logging(bench_path='.'):
LOG_LEVEL = 15
logging.addLevelName(LOG_LEVEL, "LOG")
def logv(self, message, *args, **kws):
if self.isEnabledFor(LOG_LEVEL):
self._log(LOG_LEVEL, message, args, **kws)
logging.Logger.log = logv
if os.path.exists(os.path.join(bench_path, 'logs')):
log_file = os.path.join(bench_path, 'logs', 'bench.log')
hdlr = logging.FileHandler(log_file)
else:
hdlr = logging.NullHandler()
logger = logging.getLogger(bench.PROJECT_NAME)
formatter = logging.Formatter('%(asctime)s %(levelname)s %(message)s')
hdlr.setFormatter(formatter)
logger.addHandler(hdlr)
logger.setLevel(logging.DEBUG)
return logger
def get_process_manager():
for proc_man in ['honcho', 'foreman', 'forego']:
proc_man_path = which(proc_man)
if proc_man_path:
return proc_man_path
def get_git_version():
'''returns git version from `git --version`
extracts version number from string `get version 1.9.1` etc'''
version = get_cmd_output("git --version")
version = version.strip().split()[2]
version = '.'.join(version.split('.')[0:2])
return float(version)
def get_cmd_output(cmd, cwd='.', _raise=True):
output = ""
try:
output = subprocess.check_output(cmd, cwd=cwd, shell=True, stderr=subprocess.PIPE, encoding="utf-8").strip()
except subprocess.CalledProcessError as e:
if e.output:
output = e.output
elif _raise:
raise
return output
def is_root():
return os.getuid() == 0
def run_frappe_cmd(*args, **kwargs):
from bench.cli import from_command_line
bench_path = kwargs.get('bench_path', '.')
f = get_env_cmd('python', bench_path=bench_path)
sites_dir = os.path.join(bench_path, 'sites')
is_async = False if from_command_line else True
if is_async:
stderr = stdout = subprocess.PIPE
else:
stderr = stdout = None
p = subprocess.Popen((f, '-m', 'frappe.utils.bench_helper', 'frappe') + args,
cwd=sites_dir, stdout=stdout, stderr=stderr)
if is_async:
return_code = print_output(p)
else:
return_code = p.wait()
if return_code > 0:
sys.exit(return_code)
def print_output(p):
from select import select
while p.poll() is None:
readx = select([p.stdout.fileno(), p.stderr.fileno()], [], [])[0]
send_buffer = []
for fd in readx:
if fd == p.stdout.fileno():
while 1:
buf = p.stdout.read(1)
if not len(buf):
break
if buf == '\r' or buf == '\n':
send_buffer.append(buf)
log_line(''.join(send_buffer), 'stdout')
send_buffer = []
else:
send_buffer.append(buf)
if fd == p.stderr.fileno():
log_line(p.stderr.readline(), 'stderr')
return p.poll()
def log_line(data, stream):
if stream == 'stderr':
return sys.stderr.write(data)
return sys.stdout.write(data)
def get_bench_name(bench_path):
return os.path.basename(os.path.abspath(bench_path))
def set_git_remote_url(git_url, bench_path='.'):
"Set app remote git url"
from bench.bench import Bench
app = git_url.rsplit('/', 1)[1].rsplit('.', 1)[0]
if app not in Bench(bench_path).apps:
print(f"No app named {app}")
sys.exit(1)
app_dir = bench.app.get_repo_dir(app, bench_path=bench_path)
if os.path.exists(os.path.join(app_dir, '.git')):
exec_cmd(f"git remote set-url upstream {git_url}", cwd=app_dir)
def run_playbook(playbook_name, extra_vars=None, tag=None):
if not which('ansible'):
print("Ansible is needed to run this command, please install it using 'pip install ansible'")
sys.exit(1)
args = ['ansible-playbook', '-c', 'local', playbook_name, '-vvvv']
if extra_vars:
args.extend(['-e', json.dumps(extra_vars)])
if tag:
args.extend(['-t', tag])
subprocess.check_call(args, cwd=os.path.join(bench.__path__[0], 'playbooks'))
def find_benches(directory=None):
if not directory:
directory = os.path.expanduser("~")
elif os.path.exists(directory):
directory = os.path.abspath(directory)
else:
log("Directory doesn't exist", level=2)
sys.exit(1)
if is_bench_directory(directory):
if os.path.curdir == directory:
print("You are in a bench directory!")
else:
print(f"{directory} is a bench directory!")
return
benches = []
for sub in os.listdir(directory):
sub = os.path.join(directory, sub)
if os.path.isdir(sub) and not os.path.islink(sub):
if is_bench_directory(sub):
print(f"{sub} found!")
benches.append(sub)
else:
benches.extend(find_benches(sub))
return benches
def is_dist_editable(dist):
"""Is distribution an editable install?"""
for path_item in sys.path:
egg_link = os.path.join(path_item, dist + '.egg-link')
if os.path.isfile(egg_link):
return True
return False
def find_parent_bench(path):
"""Checks if parent directories are benches"""
if is_bench_directory(directory=path):
return path
home_path = os.path.expanduser("~")
root_path = os.path.abspath(os.sep)
if path not in {home_path, root_path}:
# NOTE: the os.path.split assumes that given path is absolute
parent_dir = os.path.split(path)[0]
return find_parent_bench(parent_dir)
def generate_command_cache(bench_path='.'):
"""Caches all available commands (even custom apps) via Frappe
Default caching behaviour: generated the first time any command (for a specific bench directory)
"""
python = get_env_cmd('python', bench_path=bench_path)
sites_path = os.path.join(bench_path, 'sites')
if os.path.exists(bench_cache_file):
os.remove(bench_cache_file)
try:
output = get_cmd_output(f"{python} -m frappe.utils.bench_helper get-frappe-commands", cwd=sites_path)
with open(bench_cache_file, 'w') as f:
json.dump(eval(output), f)
return json.loads(output)
except subprocess.CalledProcessError as e:
if hasattr(e, "stderr"):
print(e.stderr.decode('utf-8'))
return []
def clear_command_cache(bench_path='.'):
"""Clears commands cached
Default invalidation behaviour: destroyed on each run of `bench update`
"""
if os.path.exists(bench_cache_file):
os.remove(bench_cache_file)
else:
print("Bench command cache doesn't exist in this folder!")
def find_org(org_repo):
import requests
org_repo = org_repo[0]
for org in ["frappe", "erpnext"]:
res = requests.head(f'https://api.github.com/repos/{org}/{org_repo}')
if res.ok:
return org, org_repo
raise InvalidRemoteException
def fetch_details_from_tag(_tag):
if not _tag:
raise Exception("Tag is not provided")
app_tag = _tag.split("@")
org_repo = app_tag[0].split("/")
try:
repo, tag = app_tag
except ValueError:
repo, tag = app_tag + [None]
try:
org, repo = org_repo
except ValueError:
org, repo = find_org(org_repo)
return org, repo, tag
def is_git_url(url):
# modified to allow without the tailing .git from https://github.com/jonschlinkert/is-git-url.git
pattern = r"(?:git|ssh|https?|\w*@[-\w.]+):(\/\/)?(.*?)(\.git)?(\/?|\#[-\d\w._]+?)$"
return bool(re.match(pattern, url))
# to avoid circular imports
from .app import *
from .bench import *
from .system import *
from .translation import *

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import os
import re
from setuptools.config import read_configuration
import bench
import sys
import subprocess
from bench.exceptions import InvalidRemoteException, InvalidBranchException, CommandFailedError
def is_version_upgrade(app='frappe', bench_path='.', branch=None):
upstream_version = get_upstream_version(app=app, branch=branch, bench_path=bench_path)
if not upstream_version:
raise InvalidBranchException(f'Specified branch of app {app} is not in upstream remote')
local_version = get_major_version(get_current_version(app, bench_path=bench_path))
upstream_version = get_major_version(upstream_version)
if upstream_version > local_version:
return (True, local_version, upstream_version)
return (False, local_version, upstream_version)
def switch_branch(branch, apps=None, bench_path='.', upgrade=False, check_upgrade=True):
import git
import importlib
from bench.utils import update_requirements, update_node_packages, backup_all_sites, patch_sites, post_upgrade
apps_dir = os.path.join(bench_path, 'apps')
version_upgrade = (False,)
switched_apps = []
if not apps:
apps = [name for name in os.listdir(apps_dir)
if os.path.isdir(os.path.join(apps_dir, name))]
if branch=="v4.x.x":
apps.append('shopping_cart')
for app in apps:
app_dir = os.path.join(apps_dir, app)
if not os.path.exists(app_dir):
bench.utils.log(f"{app} does not exist!", level=2)
continue
repo = git.Repo(app_dir)
unshallow_flag = os.path.exists(os.path.join(app_dir, ".git", "shallow"))
bench.utils.log(f"Fetching upstream {'unshallow ' if unshallow_flag else ''}for {app}")
bench.utils.exec_cmd("git remote set-branches upstream '*'", cwd=app_dir)
bench.utils.exec_cmd(f"git fetch --all{' --unshallow' if unshallow_flag else ''} --quiet", cwd=app_dir)
if check_upgrade:
version_upgrade = is_version_upgrade(app=app, bench_path=bench_path, branch=branch)
if version_upgrade[0] and not upgrade:
bench.utils.log(f"Switching to {branch} will cause upgrade from {version_upgrade[1]} to {version_upgrade[2]}. Pass --upgrade to confirm", level=2)
sys.exit(1)
print("Switching for "+app)
bench.utils.exec_cmd(f"git checkout -f {branch}", cwd=app_dir)
if str(repo.active_branch) == branch:
switched_apps.append(app)
else:
bench.utils.log(f"Switching branches failed for: {app}", level=2)
if switched_apps:
bench.utils.log("Successfully switched branches for: " + ", ".join(switched_apps), level=1)
print('Please run `bench update --patch` to be safe from any differences in database schema')
if version_upgrade[0] and upgrade:
update_requirements()
update_node_packages()
importlib.reload(bench.utils)
backup_all_sites()
patch_sites()
build_assets()
post_upgrade(version_upgrade[1], version_upgrade[2])
def switch_to_branch(branch=None, apps=None, bench_path='.', upgrade=False):
switch_branch(branch, apps=apps, bench_path=bench_path, upgrade=upgrade)
def switch_to_develop(apps=None, bench_path='.', upgrade=True):
switch_branch('develop', apps=apps, bench_path=bench_path, upgrade=upgrade)
def get_version_from_string(contents, field='__version__'):
match = re.search(r"^(\s*%s\s*=\s*['\\\"])(.+?)(['\"])(?sm)" % field, contents)
return match.group(2)
def get_major_version(version):
import semantic_version
return semantic_version.Version(version).major
def get_develop_version(app, bench_path='.'):
repo_dir = get_repo_dir(app, bench_path=bench_path)
with open(os.path.join(repo_dir, os.path.basename(repo_dir), 'hooks.py')) as f:
return get_version_from_string(f.read(), field='develop_version')
def get_upstream_version(app, branch=None, bench_path='.'):
repo_dir = get_repo_dir(app, bench_path=bench_path)
if not branch:
branch = get_current_branch(app, bench_path=bench_path)
try:
subprocess.call(f'git fetch --depth=1 --no-tags upstream {branch}', shell=True, cwd=repo_dir)
except CommandFailedError:
raise InvalidRemoteException(f'Failed to fetch from remote named upstream for {app}')
try:
contents = subprocess.check_output(f'git show upstream/{branch}:{app}/__init__.py',
shell=True, cwd=repo_dir, stderr=subprocess.STDOUT)
contents = contents.decode('utf-8')
except subprocess.CalledProcessError as e:
if b"Invalid object" in e.output:
return None
else:
raise
return get_version_from_string(contents)
def get_current_frappe_version(bench_path='.'):
try:
return get_major_version(get_current_version('frappe', bench_path=bench_path))
except IOError:
return 0
def get_current_branch(app, bench_path='.'):
repo_dir = get_repo_dir(app, bench_path=bench_path)
return get_cmd_output("basename $(git symbolic-ref -q HEAD)", cwd=repo_dir)
def get_remote(app, bench_path='.'):
repo_dir = get_repo_dir(app, bench_path=bench_path)
contents = subprocess.check_output(['git', 'remote', '-v'], cwd=repo_dir, stderr=subprocess.STDOUT)
contents = contents.decode('utf-8')
if re.findall('upstream[\s]+', contents):
return 'upstream'
elif not contents:
# if contents is an empty string => remote doesn't exist
return False
else:
# get the first remote
return contents.splitlines()[0].split()[0]
def get_app_name(bench_path, repo_name):
app_name = None
apps_path = os.path.join(os.path.abspath(bench_path), 'apps')
config_path = os.path.join(apps_path, repo_name, 'setup.cfg')
if os.path.exists(config_path):
config = read_configuration(config_path)
app_name = config.get('metadata', {}).get('name')
if not app_name:
# retrieve app name from setup.py as fallback
app_path = os.path.join(apps_path, repo_name, 'setup.py')
with open(app_path, 'rb') as f:
app_name = re.search(r'name\s*=\s*[\'"](.*)[\'"]', f.read().decode('utf-8')).group(1)
if app_name and repo_name != app_name:
os.rename(os.path.join(apps_path, repo_name), os.path.join(apps_path, app_name))
return app_name
return repo_name
def get_current_version(app, bench_path='.'):
current_version = None
repo_dir = get_repo_dir(app, bench_path=bench_path)
config_path = os.path.join(repo_dir, "setup.cfg")
init_path = os.path.join(repo_dir, os.path.basename(repo_dir), '__init__.py')
setup_path = os.path.join(repo_dir, 'setup.py')
try:
if os.path.exists(config_path):
config = read_configuration(config_path)
current_version = config.get("metadata", {}).get("version")
if not current_version:
with open(init_path) as f:
current_version = get_version_from_string(f.read())
except AttributeError:
# backward compatibility
with open(setup_path) as f:
current_version = get_version_from_string(f.read(), field='version')
return current_version

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# imports - standard imports
import json
import os
import re
import subprocess
import sys
from json.decoder import JSONDecodeError
# imports - third party imports
import click
# imports - module imports
from bench.exceptions import PatchError, ValidationError
# TODO: Fix this
from bench.utils import *
def get_env_cmd(cmd, bench_path='.'):
return os.path.abspath(os.path.join(bench_path, 'env', 'bin', cmd))
def get_venv_path():
venv = which('virtualenv')
if not venv:
current_python = sys.executable
with open(os.devnull, "wb") as devnull:
is_venv_installed = not subprocess.call([current_python, "-m", "venv", "--help"], stdout=devnull)
if is_venv_installed:
venv = f"{current_python} -m venv"
return venv or log("virtualenv cannot be found", level=2)
def update_env_pip(bench_path):
env_py = get_env_cmd("python")
exec_cmd(f"{env_py} -m pip install -q -U pip")
def update_requirements(bench_path='.'):
from bench.app import install_app
from bench.bench import Bench
bench = Bench(bench_path)
apps = [app for app in bench.apps if app not in bench.excluded_apps]
print(f"Updating env pip...")
update_env_pip(bench_path)
print(f"Installing {len(apps)} applications...")
for app in apps:
install_app(app, bench_path=bench_path, skip_assets=True, restart_bench=False)
def update_python_packages(bench_path='.'):
from bench.bench import Bench
bench = Bench(bench_path)
env_py = get_env_cmd("python")
apps = [app for app in bench.apps if app not in bench.excluded_apps]
print('Updating Python libraries...')
update_env_pip(bench_path)
for app in apps:
click.secho(f"\nInstalling python dependencies for {app}", fg="yellow")
app_path = os.path.join(bench_path, "apps", app)
bench.run(f"{env_py} -m pip install -q -U -e {app_path}")
def update_node_packages(bench_path='.'):
print('Updating node packages...')
from bench.app import get_develop_version
from distutils.version import LooseVersion
v = LooseVersion(get_develop_version('frappe', bench_path = bench_path))
# After rollup was merged, frappe_version = 10.1
# if develop_verion is 11 and up, only then install yarn
if v < LooseVersion('11.x.x-develop'):
update_npm_packages(bench_path)
else:
update_yarn_packages(bench_path)
def install_python_dev_dependencies(bench_path='.', apps=None):
from bench.bench import Bench
bench = Bench(bench_path)
if isinstance(apps, str):
apps = [apps]
elif apps is None:
apps = [app for app in bench.apps if app not in bench.excluded_apps]
env_py = get_env_cmd("python")
for app in apps:
app_path = os.path.join(bench_path, "apps", app)
dev_requirements_path = os.path.join(app_path, "dev-requirements.txt")
if os.path.exists(dev_requirements_path):
log(f'Installing python development dependencies for {app}')
bench.run(f"{env_py} -m pip install -q -r {dev_requirements_path}")
def update_yarn_packages(bench_path='.'):
from bench.bench import Bench
bench = Bench(bench_path)
apps = [app for app in bench.apps if app not in bench.excluded_apps]
apps_dir = os.path.join(bench.name, 'apps')
# TODO: Check for stuff like this early on only??
if not which('yarn'):
print("Please install yarn using below command and try again.")
print("`npm install -g yarn`")
return
for app in apps:
app_path = os.path.join(apps_dir, app)
if os.path.exists(os.path.join(app_path, 'package.json')):
click.secho(f"\nInstalling node dependencies for {app}", fg="yellow")
bench.run('yarn install', cwd=app_path)
def update_npm_packages(bench_path='.'):
apps_dir = os.path.join(bench_path, 'apps')
package_json = {}
for app in os.listdir(apps_dir):
package_json_path = os.path.join(apps_dir, app, 'package.json')
if os.path.exists(package_json_path):
with open(package_json_path, "r") as f:
app_package_json = json.loads(f.read())
# package.json is usually a dict in a dict
for key, value in app_package_json.items():
if not key in package_json:
package_json[key] = value
else:
if isinstance(value, dict):
package_json[key].update(value)
elif isinstance(value, list):
package_json[key].extend(value)
else:
package_json[key] = value
if package_json is {}:
with open(os.path.join(os.path.dirname(__file__), 'package.json'), 'r') as f:
package_json = json.loads(f.read())
with open(os.path.join(bench_path, 'package.json'), 'w') as f:
f.write(json.dumps(package_json, indent=1, sort_keys=True))
exec_cmd('npm install', cwd=bench_path)
def migrate_env(python, backup=False):
import shutil
from urllib.parse import urlparse
from bench.bench import Bench
bench = Bench(".")
nvenv = 'env'
path = os.getcwd()
python = which(python)
virtualenv = which('virtualenv')
pvenv = os.path.join(path, nvenv)
# Clear Cache before Bench Dies.
try:
config = bench.conf
rredis = urlparse(config['redis_cache'])
redis = f"{which('redis-cli')} -p {rredis.port}"
logger.log('Clearing Redis Cache...')
exec_cmd(f'{redis} FLUSHALL')
logger.log('Clearing Redis DataBase...')
exec_cmd(f'{redis} FLUSHDB')
except:
logger.warning('Please ensure Redis Connections are running or Daemonized.')
# Backup venv: restore using `virtualenv --relocatable` if needed
if backup:
from datetime import datetime
parch = os.path.join(path, 'archived', 'envs')
if not os.path.exists(parch):
os.mkdir(parch)
source = os.path.join(path, 'env')
target = parch
logger.log('Backing up Virtual Environment')
stamp = datetime.now().strftime('%Y%m%d_%H%M%S')
dest = os.path.join(path, str(stamp))
os.rename(source, dest)
shutil.move(dest, target)
# Create virtualenv using specified python
venv_creation, packages_setup = 1, 1
try:
logger.log(f'Setting up a New Virtual {python} Environment')
venv_creation = exec_cmd(f'{virtualenv} --python {python} {pvenv}')
apps = ' '.join([f"-e {os.path.join('apps', app)}" for app in bench.apps])
packages_setup = exec_cmd(f'{pvenv} -m pip install -q -U {apps}')
logger.log(f'Migration Successful to {python}')
except:
if venv_creation or packages_setup:
logger.warning('Migration Error')
def validate_upgrade(from_ver, to_ver, bench_path='.'):
if to_ver >= 6:
if not which('npm') and not (which('node') or which('nodejs')):
raise Exception("Please install nodejs and npm")
def post_upgrade(from_ver, to_ver, bench_path='.'):
from bench.config import redis
from bench.config.supervisor import generate_supervisor_config
from bench.config.nginx import make_nginx_conf
from bench.bench import Bench
conf = Bench(bench_path).conf
print("-" * 80 + f"Your bench was upgraded to version {to_ver}")
if conf.get('restart_supervisor_on_update'):
redis.generate_config(bench_path=bench_path)
generate_supervisor_config(bench_path=bench_path)
make_nginx_conf(bench_path=bench_path)
print(
"As you have setup your bench for production, you will have to reload configuration for "
"nginx and supervisor. To complete the migration, please run the following commands:"
"\nsudo service nginx restart"
"\nsudo supervisorctl reload"
)
def patch_sites(bench_path='.'):
from bench.bench import Bench
from bench.utils.system import migrate_site
bench = Bench(bench_path)
for site in bench.sites:
try:
migrate_site(site, bench_path=bench_path)
except subprocess.CalledProcessError:
raise PatchError
def restart_supervisor_processes(bench_path='.', web_workers=False):
from bench.bench import Bench
bench = Bench(bench_path)
conf = bench.conf
cmd = conf.get('supervisor_restart_cmd')
bench_name = get_bench_name(bench_path)
if cmd:
bench.run(cmd)
else:
supervisor_status = get_cmd_output('supervisorctl status', cwd=bench_path)
if web_workers and f'{bench_name}-web:' in supervisor_status:
group = f'{bench_name}-web:\t'
elif f'{bench_name}-workers:' in supervisor_status:
group = f'{bench_name}-workers: {bench_name}-web:'
# backward compatibility
elif f'{bench_name}-processes:' in supervisor_status:
group = f'{bench_name}-processes:'
# backward compatibility
else:
group = 'frappe:'
bench.run(f"supervisorctl restart {group}")
def restart_systemd_processes(bench_path='.', web_workers=False):
bench_name = get_bench_name(bench_path)
exec_cmd(f'sudo systemctl stop -- $(systemctl show -p Requires {bench_name}.target | cut -d= -f2)')
exec_cmd(f'sudo systemctl start -- $(systemctl show -p Requires {bench_name}.target | cut -d= -f2)')
def build_assets(bench_path='.', app=None):
command = 'bench build'
if app:
command += f' --app {app}'
exec_cmd(command, cwd=bench_path, env={"BENCH_DEVELOPER": "1"})
def update(pull=False, apps=None, patch=False, build=False, requirements=False, backup=True, compile=True,
force=False, reset=False, restart_supervisor=False, restart_systemd=False):
"""command: bench update"""
import re
from bench import patches
from bench.utils import clear_command_cache, pause_exec, log
from bench.utils.bench import restart_supervisor_processes, restart_systemd_processes
from bench.app import pull_apps
from bench.utils.app import is_version_upgrade
from bench.config.common_site_config import update_config
from bench.bench import Bench
bench_path = os.path.abspath(".")
bench = Bench(bench_path)
patches.run(bench_path=bench_path)
conf = bench.conf
if apps and not pull:
apps = []
clear_command_cache(bench_path='.')
if conf.get('release_bench'):
print('Release bench detected, cannot update!')
sys.exit(1)
if not (pull or patch or build or requirements):
pull, patch, build, requirements = True, True, True, True
validate_branch()
version_upgrade = is_version_upgrade()
if version_upgrade[0]:
if force:
log("""Force flag has been used for a major version change in Frappe and it's apps.
This will take significant time to migrate and might break custom apps.""", level=3)
else:
print(f"""This update will cause a major version change in Frappe/ERPNext from {version_upgrade[1]} to {version_upgrade[2]}.
This would take significant time to migrate and might break custom apps.""")
click.confirm('Do you want to continue?', abort=True)
if not reset and conf.get('shallow_clone'):
log("""shallow_clone is set in your bench config.
However without passing the --reset flag, your repositories will be unshallowed.
To avoid this, cancel this operation and run `bench update --reset`.
Consider the consequences of `git reset --hard` on your apps before you run that.
To avoid seeing this warning, set shallow_clone to false in your common_site_config.json
""", level=3)
pause_exec(seconds=10)
if version_upgrade[0] or (not version_upgrade[0] and force):
validate_upgrade(version_upgrade[1], version_upgrade[2], bench_path=bench_path)
conf.update({ "maintenance_mode": 1, "pause_scheduler": 1 })
update_config(conf, bench_path=bench_path)
if backup:
print('Backing up sites...')
backup_all_sites(bench_path=bench_path)
if apps:
apps = [app.strip() for app in re.split(",| ", apps) if app]
if pull:
print('Updating apps source...')
pull_apps(apps=apps, bench_path=bench_path, reset=reset)
if requirements:
print('Setting up requirements...')
update_requirements(bench_path=bench_path)
update_node_packages(bench_path=bench_path)
if patch:
print('Patching sites...')
patch_sites(bench_path=bench_path)
if build:
print('Building assets...')
build_assets(bench_path=bench_path)
if version_upgrade[0] or (not version_upgrade[0] and force):
post_upgrade(version_upgrade[1], version_upgrade[2], bench_path=bench_path)
if pull and compile:
from compileall import compile_dir
print('Compiling Python files...')
apps_dir = os.path.join(bench_path, 'apps')
compile_dir(apps_dir, quiet=1, rx=re.compile('.*node_modules.*'))
if restart_supervisor or conf.get('restart_supervisor_on_update'):
restart_supervisor_processes(bench_path=bench_path)
if restart_systemd or conf.get('restart_systemd_on_update'):
restart_systemd_processes(bench_path=bench_path)
conf.update({ "maintenance_mode": 0, "pause_scheduler": 0 })
update_config(conf, bench_path=bench_path)
print("_" * 80 + "\nBench: Deployment tool for Frappe and Frappe Applications (https://frappe.io/bench).\nOpen source depends on your contributions, so do give back by submitting bug reports, patches and fixes and be a part of the community :)")
def clone_apps_from(bench_path, clone_from, update_app=True):
from bench.app import install_app
print(f'Copying apps from {clone_from}...')
subprocess.check_output(['cp', '-R', os.path.join(clone_from, 'apps'), bench_path])
node_modules_path = os.path.join(clone_from, 'node_modules')
if os.path.exists(node_modules_path):
print(f'Copying node_modules from {clone_from}...')
subprocess.check_output(['cp', '-R', node_modules_path, bench_path])
def setup_app(app):
# run git reset --hard in each branch, pull latest updates and install_app
app_path = os.path.join(bench_path, 'apps', app)
# remove .egg-ino
subprocess.check_output(['rm', '-rf', app + '.egg-info'], cwd=app_path)
if update_app and os.path.exists(os.path.join(app_path, '.git')):
remotes = subprocess.check_output(['git', 'remote'], cwd=app_path).strip().split()
if 'upstream' in remotes:
remote = 'upstream'
else:
remote = remotes[0]
print(f'Cleaning up {app}')
branch = subprocess.check_output(['git', 'rev-parse', '--abbrev-ref', 'HEAD'], cwd=app_path).strip()
subprocess.check_output(['git', 'reset', '--hard'], cwd=app_path)
subprocess.check_output(['git', 'pull', '--rebase', remote, branch], cwd=app_path)
install_app(app, bench_path, restart_bench=False)
with open(os.path.join(clone_from, 'sites', 'apps.txt'), 'r') as f:
apps = f.read().splitlines()
for app in apps:
setup_app(app)
def remove_backups_crontab(bench_path='.'):
from crontab import CronTab
from bench.bench import Bench
logger.log('removing backup cronjob')
bench_dir = os.path.abspath(bench_path)
user = Bench(bench_dir).conf.get('frappe_user')
logfile = os.path.join(bench_dir, 'logs', 'backup.log')
system_crontab = CronTab(user=user)
backup_command = f"cd {bench_dir} && {sys.argv[0]} --verbose --site all backup"
job_command = f"{backup_command} >> {logfile} 2>&1"
system_crontab.remove_all(command=job_command)
def set_mariadb_host(host, bench_path='.'):
update_common_site_config({'db_host': host}, bench_path=bench_path)
def set_redis_cache_host(host, bench_path='.'):
update_common_site_config({'redis_cache': f"redis://{host}"}, bench_path=bench_path)
def set_redis_queue_host(host, bench_path='.'):
update_common_site_config({'redis_queue': f"redis://{host}"}, bench_path=bench_path)
def set_redis_socketio_host(host, bench_path='.'):
update_common_site_config({'redis_socketio': f"redis://{host}"}, bench_path=bench_path)
def update_common_site_config(ddict, bench_path='.'):
filename = os.path.join(bench_path, 'sites', 'common_site_config.json')
if os.path.exists(filename):
with open(filename, 'r') as f:
content = json.load(f)
else:
content = {}
content.update(ddict)
with open(filename, 'w') as f:
json.dump(content, f, indent=1, sort_keys=True)
def validate_app_installed_on_sites(app, bench_path="."):
print("Checking if app installed on active sites...")
ret = check_app_installed(app, bench_path=bench_path)
if ret is None:
check_app_installed_legacy(app, bench_path=bench_path)
else:
return ret
def check_app_installed(app, bench_path="."):
try:
out = subprocess.check_output(
["bench", "--site", "all", "list-apps", "--format", "json"],
stderr=open(os.devnull, "wb"),
cwd=bench_path,
).decode('utf-8')
except subprocess.CalledProcessError:
return None
try:
apps_sites_dict = json.loads(out)
except JSONDecodeError:
return None
for site, apps in apps_sites_dict.items():
if app in apps:
raise ValidationError(f"Cannot remove, app is installed on site: {site}")
def check_app_installed_legacy(app, bench_path="."):
site_path = os.path.join(bench_path, 'sites')
for site in os.listdir(site_path):
req_file = os.path.join(site_path, site, 'site_config.json')
if os.path.exists(req_file):
out = subprocess.check_output(["bench", "--site", site, "list-apps"], cwd=bench_path).decode('utf-8')
if re.search(r'\b' + app + r'\b', out):
print(f"Cannot remove, app is installed on site: {site}")
sys.exit(1)
def validate_branch():
from bench.bench import Bench
from bench.utils.app import get_current_branch
apps = Bench(".").apps
installed_apps = set(apps)
check_apps = set(['frappe', 'erpnext'])
intersection_apps = installed_apps.intersection(check_apps)
for app in intersection_apps:
branch = get_current_branch(app)
if branch == "master":
print("""'master' branch is renamed to 'version-11' since 'version-12' release.
As of January 2020, the following branches are
version Frappe ERPNext
11 version-11 version-11
12 version-12 version-12
13 version-13 version-13
14 develop develop
Please switch to new branches to get future updates.
To switch to your required branch, run the following commands: bench switch-to-branch [branch-name]""")
sys.exit(1)

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bench/utils/system.py Normal file
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# imports - standard imports
import grp
import os
import pwd
import sys
# imports - module imports
import bench
# TODO: Fix this
import bench.utils
from bench.utils import *
def init(path, apps_path=None, no_procfile=False, no_backups=False,
frappe_path=None, frappe_branch=None, verbose=False, clone_from=None,
skip_redis_config_generation=False, clone_without_update=False, skip_assets=False,
python='python3'):
"""Initialize a new bench directory
* create a bench directory in the given path
* setup logging for the bench
* setup env for the bench
* setup config (dir/pids/redis/procfile) for the bench
* setup patches.txt for bench
* clone & install frappe
* install python & node dependencies
* build assets
* setup backups crontab
"""
# Use print("\033c", end="") to clear entire screen after each step and re-render each list
# another way => https://stackoverflow.com/a/44591228/10309266
from bench.app import get_app, install_apps_from_path
from bench.bench import Bench
bench = Bench(path)
bench.setup.dirs()
bench.setup.logging()
bench.setup.env(python=python)
bench.setup.config(redis=not skip_redis_config_generation, procfile=not no_procfile)
bench.setup.patches()
# local apps
if clone_from:
clone_apps_from(bench_path=path, clone_from=clone_from, update_app=not clone_without_update)
# remote apps
else:
frappe_path = frappe_path or 'https://github.com/frappe/frappe.git'
get_app(frappe_path, branch=frappe_branch, bench_path=path, skip_assets=True, verbose=verbose)
# fetch remote apps using config file - deprecate this!
if apps_path:
install_apps_from_path(apps_path, bench_path=path)
if not skip_assets:
build_assets(bench_path=path)
if not no_backups:
bench.setup.backups()
def setup_sudoers(user):
if not os.path.exists('/etc/sudoers.d'):
os.makedirs('/etc/sudoers.d')
set_permissions = False
if not os.path.exists('/etc/sudoers'):
set_permissions = True
with open('/etc/sudoers', 'a') as f:
f.write('\n#includedir /etc/sudoers.d\n')
if set_permissions:
os.chmod('/etc/sudoers', 0o440)
template = bench.config.env().get_template('frappe_sudoers')
frappe_sudoers = template.render(**{
'user': user,
'service': which('service'),
'systemctl': which('systemctl'),
'nginx': which('nginx'),
})
with open(sudoers_file, 'w') as f:
f.write(frappe_sudoers)
os.chmod(sudoers_file, 0o440)
log(f"Sudoers was set up for user {user}", level=1)
def start(no_dev=False, concurrency=None, procfile=None, no_prefix=False, procman=None):
if procman:
program = which(procman)
else:
program = get_process_manager()
if not program:
raise Exception("No process manager found")
os.environ['PYTHONUNBUFFERED'] = "true"
if not no_dev:
os.environ['DEV_SERVER'] = "true"
command = [program, 'start']
if concurrency:
command.extend(['-c', concurrency])
if procfile:
command.extend(['-f', procfile])
if no_prefix:
command.extend(['--no-prefix'])
os.execv(program, command)
def migrate_site(site, bench_path='.'):
run_frappe_cmd('--site', site, 'migrate', bench_path=bench_path)
def backup_site(site, bench_path='.'):
run_frappe_cmd('--site', site, 'backup', bench_path=bench_path)
def backup_all_sites(bench_path='.'):
from bench.bench import Bench
for site in Bench(bench_path).sites:
backup_site(site, bench_path=bench_path)
def drop_privileges(uid_name='nobody', gid_name='nogroup'):
# from http://stackoverflow.com/a/2699996
if os.getuid() != 0:
# We're not root so, like, whatever dude
return
# Get the uid/gid from the name
running_uid = pwd.getpwnam(uid_name).pw_uid
running_gid = grp.getgrnam(gid_name).gr_gid
# Remove group privileges
os.setgroups([])
# Try setting the new uid/gid
os.setgid(running_gid)
os.setuid(running_uid)
# Ensure a very conservative umask
os.umask(0o22)
def fix_prod_setup_perms(bench_path='.', frappe_user=None):
from glob import glob
from bench.bench import Bench
frappe_user = frappe_user or Bench(bench_path).conf.get('frappe_user')
if not frappe_user:
print("frappe user not set")
sys.exit(1)
globs = ["logs/*", "config/*"]
for glob_name in globs:
for path in glob(glob_name):
uid = pwd.getpwnam(frappe_user).pw_uid
gid = grp.getgrnam(frappe_user).gr_gid
os.chown(path, uid, gid)
def setup_fonts():
import shutil
fonts_path = os.path.join('/tmp', 'fonts')
if os.path.exists('/etc/fonts_backup'):
return
exec_cmd("git clone https://github.com/frappe/fonts.git", cwd='/tmp')
os.rename('/etc/fonts', '/etc/fonts_backup')
os.rename('/usr/share/fonts', '/usr/share/fonts_backup')
os.rename(os.path.join(fonts_path, 'etc_fonts'), '/etc/fonts')
os.rename(os.path.join(fonts_path, 'usr_share_fonts'), '/usr/share/fonts')
shutil.rmtree(fonts_path)
exec_cmd("fc-cache -fv")

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# imports - standard imports
import itertools
import json
import os
# TODO: Fix this
from bench.utils import *
def update_translations_p(args):
import requests
try:
update_translations(*args)
except requests.exceptions.HTTPError:
print('Download failed for', args[0], args[1])
def download_translations_p():
import multiprocessing
pool = multiprocessing.Pool(multiprocessing.cpu_count())
langs = get_langs()
apps = ('frappe', 'erpnext')
args = list(itertools.product(apps, langs))
pool.map(update_translations_p, args)
def download_translations():
langs = get_langs()
apps = ('frappe', 'erpnext')
for app, lang in itertools.product(apps, langs):
update_translations(app, lang)
def get_langs():
lang_file = 'apps/frappe/frappe/geo/languages.json'
with open(lang_file) as f:
langs = json.loads(f.read())
return [d['code'] for d in langs]
def update_translations(app, lang):
import requests
translations_dir = os.path.join('apps', app, app, 'translations')
csv_file = os.path.join(translations_dir, lang + '.csv')
url = f"https://translate.erpnext.com/files/{app}-{lang}.csv"
r = requests.get(url, stream=True)
r.raise_for_status()
with open(csv_file, 'wb') as f:
for chunk in r.iter_content(chunk_size=1024):
# filter out keep-alive new chunks
if chunk:
f.write(chunk)
f.flush()
print('downloaded for', app, lang)