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bench/install.py

500 lines
18 KiB
Python

#!/usr/bin/env python3
from __future__ import print_function
import os
import sys
import subprocess
import getpass
import json
import multiprocessing
import shutil
import platform
import warnings
import datetime
tmp_bench_repo = os.path.join('/', 'tmp', '.bench')
tmp_log_folder = os.path.join('/', 'tmp', 'logs')
execution_timestamp = datetime.datetime.utcnow()
execution_day = "{:%Y-%m-%d}".format(execution_timestamp)
execution_time = "{:%H:%M}".format(execution_timestamp)
log_file_name = "easy-install__{0}__{1}.log".format(execution_day, execution_time.replace(':', '-'))
log_path = os.path.join(tmp_log_folder, log_file_name)
log_stream = sys.stdout
distro_required = not ((sys.version_info.major < 3) or (sys.version_info.major == 3 and sys.version_info.minor < 5))
def log(message, level=0):
levels = {
0: '\033[94m', # normal
1: '\033[92m', # success
2: '\033[91m', # fail
3: '\033[93m' # warn/suggest
}
start = levels.get(level) or ''
end = '\033[0m'
print(start + message + end)
def setup_log_stream(args):
global log_stream
sys.stderr = sys.stdout
if not args.verbose:
if not os.path.exists(tmp_log_folder):
os.makedirs(tmp_log_folder)
log_stream = open(log_path, 'w')
log("Logs are saved under {0}".format(log_path), level=3)
print("Install script run at {0} on {1}\n\n".format(execution_time, execution_day), file=log_stream)
def check_environment():
needed_environ_vars = ['LANG', 'LC_ALL']
message = ''
for var in needed_environ_vars:
if var not in os.environ:
message += "\nexport {0}=C.UTF-8".format(var)
if message:
log("Bench's CLI needs these to be defined!", level=3)
log("Run the following commands in shell: {0}".format(message), level=2)
sys.exit()
def check_system_package_managers():
if 'Darwin' in os.uname():
if not shutil.which('brew'):
raise Exception('''
Please install brew package manager before proceeding with bench setup. Please run following
to install brew package manager on your machine,
/usr/bin/ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"
''')
if 'Linux' in os.uname():
if not any([shutil.which(x) for x in ['apt-get', 'yum']]):
raise Exception('Cannot find any compatible package manager!')
def check_distribution_compatibility():
dist_name, dist_version = get_distribution_info()
supported_dists = {
'macos': [10.9, 10.10, 10.11, 10.12],
'ubuntu': [14, 15, 16, 18, 19, 20],
'debian': [8, 9, 10],
'centos': [7]
}
log("Checking System Compatibility...")
if dist_name in supported_dists:
if float(dist_version) in supported_dists[dist_name]:
log("{0} {1} is compatible!".format(dist_name, dist_version), level=1)
else:
log("{0} {1} is detected".format(dist_name, dist_version), level=1)
log("Install on {0} {1} instead".format(dist_name, supported_dists[dist_name][-1]), level=3)
else:
log("Sorry, the installer doesn't support {0}. Aborting installation!".format(dist_name), level=2)
def import_with_install(package):
# copied from https://discuss.erpnext.com/u/nikunj_patel
# https://discuss.erpnext.com/t/easy-install-setup-guide-for-erpnext-installation-on-ubuntu-20-04-lts-with-some-modification-of-course/62375/5
# need to move to top said v13 for fully python3 era
import importlib
try:
importlib.import_module(package)
except ImportError:
# caveat : pip3 must be installed
import pip
pip.main(['install', package])
finally:
globals()[package] = importlib.import_module(package)
def get_distribution_info():
# return distribution name and major version
if platform.system() == "Linux":
if distro_required:
current_dist = distro.linux_distribution(full_distribution_name=True)
else:
current_dist = platform.dist()
return current_dist[0].lower(), current_dist[1].rsplit('.')[0]
elif platform.system() == "Darwin":
current_dist = platform.mac_ver()
return "macos", current_dist[0].rsplit('.', 1)[0]
def run_os_command(command_map):
'''command_map is a dictionary of {'executable': command}. For ex. {'apt-get': 'sudo apt-get install -y python2.7'}'''
success = True
for executable, commands in command_map.items():
if shutil.which(executable):
if isinstance(commands, str):
commands = [commands]
for command in commands:
returncode = subprocess.check_call(command, shell=True, stdout=log_stream, stderr=sys.stderr)
success = success and (returncode == 0)
return success
def install_prerequisites():
# pre-requisites for bench repo cloning
run_os_command({
'apt-get': [
'sudo apt-get update',
'sudo apt-get install -y git build-essential python3-setuptools python3-dev libffi-dev'
],
'yum': [
'sudo yum groupinstall -y "Development tools"',
'sudo yum install -y epel-release redhat-lsb-core git python-setuptools python-devel openssl-devel libffi-devel'
]
})
# until psycopg2-binary is available for aarch64 (Arm 64-bit), we'll need libpq and libssl dev packages to build psycopg2 from source
if platform.machine() == 'aarch64':
log("Installing libpq and libssl dev packages to build psycopg2 for aarch64...")
run_os_command({
'apt-get': ['sudo apt-get install -y libpq-dev libssl-dev'],
'yum': ['sudo yum install -y libpq-devel openssl-devel']
})
install_package('curl')
install_package('wget')
install_package('git')
install_package('pip3', 'python3-pip')
run_os_command({
'python3': "sudo -H python3 -m pip install --upgrade pip setuptools-rust"
})
success = run_os_command({
'python3': "sudo -H python3 -m pip install --upgrade setuptools wheel cryptography ansible~=2.8.15"
})
if not (success or shutil.which('ansible')):
could_not_install('Ansible')
def could_not_install(package):
raise Exception('Could not install {0}. Please install it manually.'.format(package))
def is_sudo_user():
return os.geteuid() == 0
def install_package(package, package_name=None):
if shutil.which(package):
log("{0} already installed!".format(package), level=1)
else:
log("Installing {0}...".format(package))
package_name = package_name or package
success = run_os_command({
'apt-get': ['sudo apt-get install -y {0}'.format(package_name)],
'yum': ['sudo yum install -y {0}'.format(package_name)],
'brew': ['brew install {0}'.format(package_name)]
})
if success:
log("{0} installed!".format(package), level=1)
return success
could_not_install(package)
def install_bench(args):
# clone bench repo
if not args.run_travis:
clone_bench_repo(args)
if not args.user:
if args.production:
args.user = 'frappe'
elif 'SUDO_USER' in os.environ:
args.user = os.environ['SUDO_USER']
else:
args.user = getpass.getuser()
if args.user == 'root':
raise Exception('Please run this script as a non-root user with sudo privileges, but without using sudo or pass --user=USER')
# Python executable
dist_name, dist_version = get_distribution_info()
if dist_name=='centos':
args.python = 'python3.6'
else:
args.python = 'python3'
# create user if not exists
extra_vars = vars(args)
extra_vars.update(frappe_user=args.user)
extra_vars.update(user_directory=get_user_home_directory(args.user))
if os.path.exists(tmp_bench_repo):
repo_path = tmp_bench_repo
else:
repo_path = os.path.join(os.path.expanduser('~'), 'bench')
extra_vars.update(repo_path=repo_path)
run_playbook('create_user.yml', extra_vars=extra_vars)
extra_vars.update(get_passwords(args))
if args.production:
extra_vars.update(max_worker_connections=multiprocessing.cpu_count() * 1024)
if args.version <= 10:
frappe_branch = "{0}.x.x".format(args.version)
erpnext_branch = "{0}.x.x".format(args.version)
else:
frappe_branch = "version-{0}".format(args.version)
erpnext_branch = "version-{0}".format(args.version)
# Allow override of frappe_branch and erpnext_branch, regardless of args.version (which always has a default set)
if args.frappe_branch:
frappe_branch = args.frappe_branch
if args.erpnext_branch:
erpnext_branch = args.erpnext_branch
extra_vars.update(frappe_branch=frappe_branch)
extra_vars.update(erpnext_branch=erpnext_branch)
bench_name = 'frappe-bench' if not args.bench_name else args.bench_name
extra_vars.update(bench_name=bench_name)
# Will install ERPNext production setup by default
if args.without_erpnext:
log("Initializing bench {bench_name}:\n\tFrappe Branch: {frappe_branch}\n\tERPNext will not be installed due to --without-erpnext".format(bench_name=bench_name, frappe_branch=frappe_branch))
else:
log("Initializing bench {bench_name}:\n\tFrappe Branch: {frappe_branch}\n\tERPNext Branch: {erpnext_branch}".format(bench_name=bench_name, frappe_branch=frappe_branch, erpnext_branch=erpnext_branch))
run_playbook('site.yml', sudo=True, extra_vars=extra_vars)
if os.path.exists(tmp_bench_repo):
shutil.rmtree(tmp_bench_repo)
def clone_bench_repo(args):
'''Clones the bench repository in the user folder'''
branch = args.bench_branch or 'develop'
repo_url = args.repo_url or 'https://github.com/frappe/bench'
if os.path.exists(tmp_bench_repo):
log('Not cloning already existing Bench repository at {tmp_bench_repo}'.format(tmp_bench_repo=tmp_bench_repo))
return 0
elif args.without_bench_setup:
clone_path = os.path.join(os.path.expanduser('~'), 'bench')
log('--without-bench-setup specified, clone path is: {clone_path}'.format(clone_path=clone_path))
else:
clone_path = tmp_bench_repo
# Not logging repo_url to avoid accidental credential leak in case credential is embedded in URL
log('Cloning bench repository branch {branch} into {clone_path}'.format(branch=branch, clone_path=clone_path))
success = run_os_command(
{'git': 'git clone --quiet {repo_url} {bench_repo} --depth 1 --branch {branch}'.format(
repo_url=repo_url, bench_repo=clone_path, branch=branch)}
)
return success
def passwords_didnt_match(context=''):
log("{} passwords did not match!".format(context), level=3)
def get_passwords(args):
"""
Returns a dict of passwords for further use
and creates passwords.txt in the bench user's home directory
"""
log("Input MySQL and Frappe Administrator passwords:")
ignore_prompt = args.run_travis or args.without_bench_setup
mysql_root_password, admin_password = '', ''
passwords_file_path = os.path.join(os.path.expanduser('~' + args.user), 'passwords.txt')
if not ignore_prompt:
# set passwords from existing passwords.txt
if os.path.isfile(passwords_file_path):
with open(passwords_file_path, 'r') as f:
passwords = json.load(f)
mysql_root_password, admin_password = passwords['mysql_root_password'], passwords['admin_password']
# set passwords from cli args
if args.mysql_root_password:
mysql_root_password = args.mysql_root_password
if args.admin_password:
admin_password = args.admin_password
# prompt for passwords
pass_set = True
while pass_set:
# mysql root password
if not mysql_root_password:
mysql_root_password = getpass.unix_getpass(prompt='Please enter mysql root password: ')
conf_mysql_passwd = getpass.unix_getpass(prompt='Re-enter mysql root password: ')
if mysql_root_password != conf_mysql_passwd or mysql_root_password == '':
passwords_didnt_match("MySQL")
mysql_root_password = ''
continue
# admin password, only needed if we're also creating a site
if not admin_password and not args.without_site:
admin_password = getpass.unix_getpass(prompt='Please enter the default Administrator user password: ')
conf_admin_passswd = getpass.unix_getpass(prompt='Re-enter Administrator password: ')
if admin_password != conf_admin_passswd or admin_password == '':
passwords_didnt_match("Administrator")
admin_password = ''
continue
elif args.without_site:
log("Not creating a new site due to --without-site")
pass_set = False
else:
mysql_root_password = admin_password = 'travis'
passwords = {
'mysql_root_password': mysql_root_password,
'admin_password': admin_password
}
if not ignore_prompt:
with open(passwords_file_path, 'w') as f:
json.dump(passwords, f, indent=1)
log('Passwords saved at ~/passwords.txt')
return passwords
def get_extra_vars_json(extra_args):
# We need to pass production as extra_vars to the playbook to execute conditionals in the
# playbook. Extra variables can passed as json or key=value pair. Here, we will use JSON.
json_path = os.path.join('/', 'tmp', 'extra_vars.json')
extra_vars = dict(list(extra_args.items()))
with open(json_path, mode='w') as j:
json.dump(extra_vars, j, indent=1, sort_keys=True)
return ('@' + json_path)
def get_user_home_directory(user):
# Return home directory /home/USERNAME or anything else defined as home directory in
# passwd for user.
return os.path.expanduser('~'+user)
def run_playbook(playbook_name, sudo=False, extra_vars=None):
args = ['ansible-playbook', '-c', 'local', playbook_name , '-vvvv']
if extra_vars:
args.extend(['-e', get_extra_vars_json(extra_vars)])
if sudo:
user = extra_vars.get('user') or getpass.getuser()
args.extend(['--become', '--become-user={0}'.format(user)])
if os.path.exists(tmp_bench_repo):
cwd = tmp_bench_repo
else:
cwd = os.path.join(os.path.expanduser('~'), 'bench')
playbooks_locations = [os.path.join(cwd, 'bench', 'playbooks'), os.path.join(cwd, 'playbooks')]
playbooks_folder = [x for x in playbooks_locations if os.path.exists(x)][0]
success = subprocess.check_call(args, cwd=playbooks_folder, stdout=log_stream, stderr=sys.stderr)
return success
def setup_script_requirements():
if distro_required:
install_package('pip3', 'python3-pip')
import_with_install('distro')
def parse_commandline_args():
import argparse
parser = argparse.ArgumentParser(description='Frappe Installer')
# Arguments develop and production are mutually exclusive both can't be specified together.
# Hence, we need to create a group for discouraging use of both options at the same time.
args_group = parser.add_mutually_exclusive_group()
args_group.add_argument('--develop', dest='develop', action='store_true', default=False, help='Install developer setup')
args_group.add_argument('--production', dest='production', action='store_true', default=False, help='Setup Production environment for bench')
parser.add_argument('--site', dest='site', action='store', default='site1.local', help='Specify name for your first ERPNext site')
parser.add_argument('--without-site', dest='without_site', action='store_true', default=False, help='Do not create a new site')
parser.add_argument('--verbose', dest='verbose', action='store_true', default=False, help='Run the script in verbose mode')
parser.add_argument('--user', dest='user', help='Install frappe-bench for this user')
parser.add_argument('--bench-branch', dest='bench_branch', help='Clone a particular branch of bench repository')
parser.add_argument('--repo-url', dest='repo_url', help='Clone bench from the given url')
parser.add_argument('--frappe-repo-url', dest='frappe_repo_url', action='store', default='https://github.com/frappe/frappe', help='Clone frappe from the given url')
parser.add_argument('--frappe-branch', dest='frappe_branch', action='store', help='Clone a particular branch of frappe')
parser.add_argument('--erpnext-repo-url', dest='erpnext_repo_url', action='store', default='https://github.com/frappe/erpnext', help='Clone erpnext from the given url')
parser.add_argument('--erpnext-branch', dest='erpnext_branch', action='store', help='Clone a particular branch of erpnext')
parser.add_argument('--without-erpnext', dest='without_erpnext', action='store_true', default=False, help='Prevent fetching ERPNext')
# direct provision to install versions
parser.add_argument('--version', dest='version', action='store', default=13, type=int, help='Clone particular version of frappe and erpnext')
# To enable testing of script using Travis, this should skip the prompt
parser.add_argument('--run-travis', dest='run_travis', action='store_true', default=False, help=argparse.SUPPRESS)
parser.add_argument('--without-bench-setup', dest='without_bench_setup', action='store_true', default=False, help=argparse.SUPPRESS)
# whether to overwrite an existing bench
parser.add_argument('--overwrite', dest='overwrite', action='store_true', default=False, help='Whether to overwrite an existing bench')
# set passwords
parser.add_argument('--mysql-root-password', dest='mysql_root_password', help='Set mysql root password')
parser.add_argument('--mariadb-version', dest='mariadb_version', default='10.4', help='Specify mariadb version')
parser.add_argument('--admin-password', dest='admin_password', help='Set admin password')
parser.add_argument('--bench-name', dest='bench_name', help='Create bench with specified name. Default name is frappe-bench')
# Python interpreter to be used
parser.add_argument('--python', dest='python', default='python3', help=argparse.SUPPRESS)
# LXC Support
parser.add_argument('--container', dest='container', default=False, action='store_true', help='Use if you\'re creating inside LXC')
args = parser.parse_args()
return args
if __name__ == '__main__':
if sys.version[0] == '2':
if not os.environ.get('CI'):
if not raw_input("It is recommended to run this script with Python 3\nDo you still wish to continue? [Y/n]: ").lower() == "y":
sys.exit()
try:
from distutils.spawn import find_executable
except ImportError:
try:
subprocess.check_call('pip install --upgrade setuptools')
except subprocess.CalledProcessError:
print("Install distutils or use Python3 to run the script")
sys.exit(1)
shutil.which = find_executable
if not is_sudo_user():
log("Please run this script as a non-root user with sudo privileges", level=3)
sys.exit()
args = parse_commandline_args()
with warnings.catch_warnings():
warnings.simplefilter("ignore")
setup_log_stream(args)
install_prerequisites()
setup_script_requirements()
check_distribution_compatibility()
check_system_package_managers()
check_environment()
install_bench(args)
log("Bench + Frappe + ERPNext has been successfully installed!")