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install.py
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install.py
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#!/usr/bin/env python2.7
import errno
import re
import os
import optparse
import os.path
import platform
import sys
from itertools import product
from contextlib import contextmanager
from subprocess import Popen, PIPE
def mkdir_p(path):
try:
os.makedirs(path)
except OSError as exc: # Python >2.5
if exc.errno == errno.EEXIST and os.path.isdir(path):
pass
else:
raise
git_urls = (
'[email protected]:amix/vimrc.git',
'[email protected]:junegunn/vim-plug.git',
'[email protected]:anishathalye/dotbot.git',
'[email protected]:pyenv/pyenv.git',
'[email protected]:pyenv/pyenv-doctor.git',
'[email protected]:pyenv/pyenv-installer.git',
'[email protected]:pyenv/pyenv-update.git',
'[email protected]:pyenv/pyenv-virtualenv.git',
'[email protected]:tmux-plugins/tpm.git',
'[email protected]:petervanderdoes/gitflow.git',
'[email protected]:petervanderdoes/git-flow-completion.git',
)
home_dir = os.getenv('HOME')
if home_dir is None:
raise OSError("HOME env. variable must be set")
DEST_REPO_DIR = "{home_dir}/.repos".format(home_dir=home_dir)
def run_command(cmd, verbose):
if verbose:
print("Command: {cmd}".format(cmd=cmd))
process = Popen(cmd.split(' '), stdout=PIPE, stderr=PIPE)
p_stdout, p_stderr = process.communicate()
if verbose:
print(p_stdout.decode('UTF-8'))
p_stderr = p_stderr.decode('UTF-8')
return process.returncode, p_stderr
def get_parser(arguments):
usage = "usage: %prog [options] home|work|none"
parser = optparse.OptionParser(usage=usage)
parser.add_option("-v", "--verbose", dest="verbose", default=False,
help="Print lots of debugging info", action="store_true")
parser.add_option("-n", "--dry-run", dest="dry_run", default=False,
help="Don't actually run any commands", action="store_true")
parser.add_option('-c', "--git_clone", dest='git_clone', default=False, action='store_true',
help="Clone all URLS to {DEST_REPO_DIR}".format(DEST_REPO_DIR=DEST_REPO_DIR))
parser.add_option('-u', "--git_update", dest='git_update', default=False, action='store_true',
help="Update all URLS to {DEST_REPO_DIR}".format(DEST_REPO_DIR=DEST_REPO_DIR))
(options, args) = parser.parse_args(args=arguments)
return options, args, parser
@contextmanager
def working_directory(path):
prev_cwd = os.getcwd()
os.chdir(path)
print("chdir'ing to {path}".format(path=path))
try:
yield
finally:
os.chdir(prev_cwd)
def parse_git_url(git_url):
git_url_regex = re.compile('.*:.*/([-\w]*)\.git')
mo = git_url_regex.match(git_url)
if mo:
return mo.group(1)
else:
raise ValueError("No regex match against git_url {git_url}".format(git_url=git_url))
def clone_repo(name, git_url, opts):
with working_directory(DEST_REPO_DIR):
if opts.verbose:
print("Cloning {name} at {git_url}".format(name=name, git_url=git_url))
cmd = "git clone {git_url}".format(git_url=git_url)
if opts.dry_run:
print("Command: {cmd}".format(cmd=cmd))
return
error_code, stderr = run_command(cmd, verbose=opts.verbose)
if error_code > 0:
raise OSError("cloning of git repo {git_url} failed; "
"error: {stderr}".format(git_url=git_url, stderr=stderr))
else:
print("Cloned: {name}".format(name=name))
def update_repo(name, git_dir, git_url, opts):
with working_directory(git_dir):
cmd = "git pull"
if opts.verbose:
print("Updating {name} at {git_url}".format(name=name, git_url=git_url))
if opts.dry_run:
print("Command: {cmd}".format(cmd=cmd))
return
error_code, stderr = run_command(cmd, verbose=opts.verbose)
if error_code > 0:
raise OSError("Updating of git repo {git_url} failed; error: {stderr}".format(
git_url=git_url, stderr=stderr
))
else:
print("Updated: {name}".format(name=name))
def clone_repos(opts):
for git_url in git_urls:
try:
name = parse_git_url(git_url)
except ValueError as e:
print("Error: {error}".format(error=e))
else:
git_dir = os.path.join(DEST_REPO_DIR, name)
if os.path.exists(git_dir):
print("{name} already exists skipping".format(name=name))
else:
clone_repo(name, git_url, opts)
def update_repos(opts):
for git_url in git_urls:
try:
name = parse_git_url(git_url)
except ValueError as e:
print(e)
else:
git_dir = os.path.join(DEST_REPO_DIR, name)
if os.path.exists(git_dir):
update_repo(name, git_dir, git_url, opts)
else:
print("{name} does not exists; cloning {git_url}".format(name=name, git_url=git_url))
clone_repo(name, git_url, opts)
def run(argv):
(options, args, parser) = get_parser(argv)
if len(argv) < 2:
parser.print_help()
return 1
mkdir_p(DEST_REPO_DIR)
if options.git_clone:
clone_repos(options)
return 0
if options.git_update:
update_repos(options)
return 0
Links(argv, options).run()
return 0
class InstallBase(object):
WORK = 1
HOME = 2
NONE = 3
OSX = 4
LINUX = 5
WINDOWS = 6
def __init__(self, argv, options):
self.argv = argv
self.options = options
# TODO: convert to dict syntax
if self.argv[1].upper() == "WORK":
self.install_type = InstallBase.WORK
elif self.argv[1].upper() == "HOME":
self.install_type = InstallBase.HOME
else:
self.install_type = InstallBase.NONE
# TODO: convert to dict syntax
platform_system = platform.system()
if platform_system.startswith('Darwin'):
self.os_type = InstallBase.OSX
elif platform_system.startswith('Linux'):
self.os_type = InstallBase.LINUX
elif platform_system.startswith('Windows'):
self.os_type = InstallBase.WINDOWS
else:
self.os_type = None
def run(self):
raise NotImplementedError
class Links(InstallBase):
def __init__(self, argv, options):
super(Links, self).__init__(argv, options)
self.base_dir = os.getcwd()
self.config_files = {
InstallBase.WORK: "work",
InstallBase.HOME: "home",
InstallBase.OSX: "osx",
InstallBase.LINUX: "linux",
InstallBase.WINDOWS: "windows",
None: None
}
self.config_file = "install.conf.yaml"
self.dotbot = os.path.join(DEST_REPO_DIR, "dotbot", "bin", "dotbot")
self.verbose = self.quiet = ''
if options.verbose:
self.verbose = '-v'
else:
self.verbose = '-q'
self.dry_run = options.dry_run
def _construct_cmd(self, os_type, install_type):
config_file = self._config_file(os_type, install_type)
if os.path.exists(config_file):
cmd = "{dotbot} -d {base_dir} -c {config_file} " \
"{verbose}".format(dotbot=self.dotbot,
base_dir=self.base_dir,
config_file=config_file,
verbose=self.verbose)
return cmd.strip()
else:
return None
def _config_file(self, os_type, install_type):
os_type_prefix = self.config_files.get(os_type)
install_type_prefix = self.config_files.get(install_type)
prefixes = [install_type_prefix, os_type_prefix]
prefixes = list(filter(None, prefixes))
if prefixes:
prefixes = '.'.join(prefixes)
config_file = "{}.{}".format(prefixes, self.config_file)
else:
config_file = self.config_file
return os.path.join(self.base_dir, 'dotbot', config_file)
def run(self):
configs = list(product([None, self.os_type],
[None, self.install_type]))
extra_configs = ['pyenv', self.os_type, self.install_type]
for extra_config in extra_configs:
configs.append([None, extra_config])
for os_type, install_type in configs:
cmd = self._construct_cmd(os_type, install_type)
if cmd:
return_code, stderr = run_command(cmd, self.verbose)
if return_code > 0:
print("Error: {stderr}".format(stderr=stderr))
if __name__ == '__main__':
sys.exit(run(sys.argv))