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update.py
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update.py
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#!/usr/bin/env python3
import os
import subprocess
import sys
def y_n(q):
while True:
ri = input('{} (y/n): '.format(q))
if ri.lower() in ['yes', 'y']: return True
elif ri.lower() in ['no', 'n']: return False
def update_deps():
print("Attempting to update dependencies...")
try:
subprocess.check_call('{} -m pip install -U -r requirements.txt'.format(sys.executable), shell=True)
except subprocess.CalledProcessError:
raise OSError("Could not update dependencies. You will need to run '{0} -m pip install -U -r requirements.txt' yourself.".format(sys.executable))
def finalize():
try:
from musicbot.constants import VERSION
print('The current MusicBot version is {0}.'.format(VERSION))
except Exception:
print('There was a problem fetching your current bot version. The installation may not have completed correctly.')
print("Done!")
def main():
print('Starting...')
# Make sure that we're in a Git repository
if not os.path.isdir('.git'):
raise EnvironmentError("This isn't a Git repository.")
# Make sure that we can actually use Git on the command line
# because some people install Git Bash without allowing access to Windows CMD
try:
subprocess.check_call('git --version', shell=True, stdout=subprocess.DEVNULL)
except subprocess.CalledProcessError:
raise EnvironmentError("Couldn't use Git on the CLI. You will need to run 'git pull' yourself.")
print("Passed Git checks...")
# Check that the current working directory is clean
sp = subprocess.check_output('git status --porcelain', shell=True, universal_newlines=True)
if sp:
oshit = y_n('You have modified files that are tracked by Git (e.g the bot\'s source files).\n'
'Should we try resetting the repo? You will lose local modifications.')
if oshit:
try:
subprocess.check_call('git reset --hard', shell=True)
except subprocess.CalledProcessError:
raise OSError("Could not reset the directory to a clean state.")
else:
wowee = y_n('OK, skipping bot update. Do you still want to update dependencies?')
if wowee:
update_deps()
else:
finalize()
return
print("Checking if we need to update the bot...")
try:
subprocess.check_call('git pull', shell=True)
except subprocess.CalledProcessError:
raise OSError("Could not update the bot. You will need to run 'git pull' yourself.")
update_deps()
finalize()
if __name__ == '__main__':
main()