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#!/usr/bin/env python2
import subprocess
import time
import tempfile
import urllib
import json
import sys
import os
import os.path as path
import shutil
# Used later when choosing between a dpkg or rpm based distro.
def pkg_format():
with open(os.devnull, 'w') as FNULL:
try:
subprocess.call(['apt-get', '--help'], stdout=FNULL, stderr=FNULL)
return 'apt'
except:
pass
try:
subprocess.call(['yum', '--help'], stdout=FNULL, stderr=FNULL)
return 'yum'
except:
pass
return ''
print 'Determining download link...'
download_manager = urllib.urlopen('https://s3.amazonaws.com/info-mongodb-com/com-download-center/compass.json')
jsn = json.loads(download_manager.read())
download_manager.close()
platform = sys.platform
# Sometimes sys.platform gives us 'linux2' and we only want 'linux'
if platform.startswith('linux'):
platform = 'linux'
if platform == 'linux' and os.getuid() != 0:
print 'You must run this script as root.'
sys.exit(1)
ver = filter(lambda x: 'Stable' in x['version'], jsn['versions'])[0]
links = filter(lambda x: x['os'] == platform, ver['platform'])
if len(links) == 0:
print 'Platform %s not supported.' % sys.platform
sys.exit(1)
if platform == 'linux':
if pkg_format() == 'apt':
links = filter(lambda x: 'Ubuntu' in x['name'], links)
elif pkg_format() == 'yum':
links = filter(lambda x: 'RedHat' in x['name'], links)
else:
print 'Unsupported Linux Distribution.'
sys.exit(1)
dl = links[0]['download_link']
def dl_progress(count, block_size, total_size):
global start_time
if count == 0:
start_time = time.time()
return
duration = time.time() - start_time
progress_size = int(count * block_size)
speed = int(progress_size / (1024 * duration))
percent = int(count * block_size * 100 / total_size)
sys.stdout.write("\rDownloading Compass... %d%%" % percent)
sys.stdout.flush()
fn, headers = urllib.urlretrieve(dl, reporthook=dl_progress)
# Download progress doesn't end with a newline so add it here.
print ''
if platform == 'darwin':
tmp = tempfile.mkdtemp()
subprocess.check_call(['hdiutil', 'attach', '-mountpoint', tmp, fn])
try:
apps = [f for f in os.listdir(tmp) if f.endswith('.app')]
for a in apps:
if path.isdir('/Applications/' + f):
print 'Old version found removing...'
shutil.rmtree('/Applications/' + f)
print 'Copying %s to /Applications' % f
shutil.copytree(path.join(tmp, f), '/Applications/' + f)
# We don't really care about what errors come up here. Just log the failure
# and use the finally to make sure we always unmount the dmg.
except Exception as e:
print e
finally:
subprocess.check_call(['hdiutil', 'detach', tmp])
elif platform == 'linux':
if pkg_format() == 'yum':
install = ['yum', 'install', '--assumeyes', fn]
elif pkg_format() == 'apt':
install = ['apt-get', 'install', '--yes', fn]
else:
print 'No available installation methods.'
sys.exit(1)
subprocess.call(install)
else:
print 'Unrecognized platform %s' % sys.platform
sys.exit(1)
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