Add nodejs.install() for "typical" nvm / node.js install

also some related tweaks, necessary for that
This commit is contained in:
Lance Edgar 2019-09-23 15:26:28 -05:00
parent 21bdc2b391
commit e81f4afa8f
2 changed files with 72 additions and 1 deletions

57
rattail_fabric2/nodejs.py Normal file
View file

@ -0,0 +1,57 @@
# -*- coding: utf-8; -*-
################################################################################
#
# Rattail -- Retail Software Framework
# Copyright © 2010-2019 Lance Edgar
#
# This file is part of Rattail.
#
# Rattail is free software: you can redistribute it and/or modify it under the
# terms of the GNU General Public License as published by the Free Software
# Foundation, either version 3 of the License, or (at your option) any later
# version.
#
# Rattail is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
# details.
#
# You should have received a copy of the GNU General Public License along with
# Rattail. If not, see <http://www.gnu.org/licenses/>.
#
################################################################################
"""
Fabric library for Node.js
"""
import os
from rattail_fabric2 import append, exists
from rattail_fabric2.util import get_home_path
def install(c, user=None):
"""
Install nvm and node.js for given user, or else "connection" user.
"""
home = get_home_path(c, user)
nvm = os.path.join(home, '.nvm')
if not exists(c, nvm):
cmd = "bash -c 'curl -o- https://raw.githubusercontent.com/creationix/nvm/v0.33.5/install.sh | bash'"
if user:
c.sudo(cmd, user=user)
else:
c.run(cmd)
profile = os.path.join(home, '.profile')
kwargs = {'use_sudo': bool(user)}
append(c, profile, 'export NVM_DIR="{}"'.format(nvm), **kwargs)
append(c, profile, '[ -s "$NVM_DIR/nvm.sh" ] && \. "$NVM_DIR/nvm.sh"', **kwargs)
append(c, profile, '[ -s "$NVM_DIR/bash_completion" ] && \. "$NVM_DIR/bash_completion"', **kwargs)
cmd = "bash -l -c 'nvm install node'"
if user:
c.sudo(cmd, user=user)
else:
c.run(cmd)

View file

@ -119,7 +119,10 @@ def append(c, filename, text, use_sudo=False, partial=False, escape=True,
and contains(c, filename, regex, use_sudo=use_sudo, escape=False, and contains(c, filename, regex, use_sudo=use_sudo, escape=False,
shell=shell)): shell=shell)):
continue continue
line = line.replace("'", r"'\\''") if escape else line if escape:
line = line.replace("'", r"'\\''") # TODO: does this one even work?
line = line.replace('"', r'\"')
line = line.replace('$', r'\$')
func("""bash -c "echo '%s' >> %s" """ % (line, _expand_path(c, filename))) func("""bash -c "echo '%s' >> %s" """ % (line, _expand_path(c, filename)))
@ -178,3 +181,14 @@ def _expand_path(c, path):
This function is derived from one copied from fabric v1. This function is derived from one copied from fabric v1.
""" """
return path if is_win(c) else '"$(echo %s)"' % path return path if is_win(c) else '"$(echo %s)"' % path
def get_home_path(c, user=None):
"""
Retrieve the path to the home folder for the given user, or else the
"connection" user.
"""
user = user or c.user
home = c.run('getent passwd {} | cut -d: -f6'.format(user)).stdout.strip()
home = home.rstrip('/')
return home