/usr/bin/cdvserver is in codeville 0.8.0-2.1.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
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# Written by Ross Cohen
# See LICENSE.TXT for license information.
try:
import Codeville.db
except ImportError:
import sys, os.path
from os.path import dirname, abspath, join
pypath = "lib/python%d.%d/site-packages" % \
(sys.version_info[0], sys.version_info[1])
base = dirname(dirname(abspath(sys.argv[0])))
sys.path[0:0] = [ join(base, pypath) ] # first place to look
from Codeville.db import VersionMismatchException
from Codeville.db import check_format_version, check_rebuild_version
from Codeville.db import write_rebuild_version
from Codeville.server import ServerHandler, ServerError
from Codeville.history import rebuild_from_points, rootnode
from ConfigParser import ConfigParser
from getopt import getopt, GetoptError
import os
from os import path
from random import seed
import signal
from sys import argv, exit
import sys
from time import time
from traceback import print_exc
sh = None
keyboard_interrupt = None
def signal_handler(signum, frame):
print 'Shutting down...'
sh.rs.doneflag.set()
def run(args):
seed(time() + os.getpid())
if sys.platform == 'win32':
daemonize = False
noconfig = True
else:
daemonize = True
noconfig = False
configfile = '/etc/cdvserver.conf'
# parse command line arguments
initialize = False
rebuild = False
try:
optlist, args = getopt(args, 'bc:df:il:no:p:ru:')
except GetoptError:
print """Valid options are:
-b
-c <configfile>
-d
-f <datadir>
-i
-l <logfile>
-n
-o <port>
-p <pidfile>
-r
-u <user>"""
return 1
# do a first pass of the command line to pick up an alternate config
for (opt, arg) in optlist:
if opt == '-c':
configfile = arg
elif opt == '-n':
noconfig = True
config = ConfigParser()
# set the defaults
config.add_section('control')
config.set('control', 'pidfile', '/var/run/cdvserver.pid')
config.set('control', 'backup', 'False')
config.set('control', 'port', '6601')
if sys.platform == 'win32':
config.set('control', 'datadir', os.getcwd())
else:
config.set('control', 'datadir', '/var/lib/cdvserver')
config.set('control', 'logfile', '/var/log/cdvserver.log')
config.add_section('post-commit')
# next read the config file
if not noconfig:
try:
confighandle = open(configfile, 'r')
except IOError, msg:
print 'Could not open config file: ' + str(msg)
return 1
config.readfp(confighandle)
confighandle.close()
# finally, override everything else with command line options
for (opt, arg) in optlist:
if opt == '-b':
config.set('control', 'backup', 'True')
elif opt == '-d':
daemonize = False
elif opt == '-f':
config.set('control', 'datadir', arg)
elif opt == '-i':
initialize = True
elif opt == '-l':
config.set('control', 'logfile', arg)
elif opt == '-o':
config.set('control', 'port', arg)
elif opt == '-p':
config.set('control', 'pidfile', arg)
elif opt == '-r':
rebuild = True
elif opt == '-u':
config.set('control', 'user', arg)
if len(args) != 0:
print 'Command takes no arguments'
return 1
metadata_dir = path.join(config.get('control', 'datadir'), '.cdv')
# create the handler object
global sh
try:
sh = ServerHandler(config)
except ServerError, msg:
print 'Error - %s' % (msg,)
return 1
# make sure we can read the repository format
repo_marker = path.join(config.get('control', 'datadir'),
'codeville_repository')
if initialize:
if path.exists(repo_marker):
print config.get('control', 'datadir') + " is already initialized as a repository"
return 1
crp = open(repo_marker, 'w')
crp.close()
sh.db_init(init=initialize)
return 0
else:
if not path.exists(repo_marker):
print config.get('control', 'datadir') + " is not a repository, start with -i to initalize one"
return 1
try:
check_format_version(metadata_dir)
except VersionMismatchException, versions:
print "error - expected version %d does not match repository version %d, you probably need to run cdvupgrade." % versions.args
return 1
# sanity checks
try:
int(config.get('control', 'port'))
except ValueError:
print 'Invalid port %s' % config.get('control', 'port')
return 1
# bind the port before forking so that we can report errors
try:
sh.bind(int(config.get('control', 'port')))
except Exception, msg:
print 'Error - ' + str(msg)
print 'Exiting...'
sh.close()
return 1
if daemonize == True:
try:
loghandle = open(config.get('control', 'logfile'), 'a')
except IOError:
print 'Could not open log file, exiting...'
sh.close()
return 1
# send all our output to the log
sys.stdout.close()
sys.stderr.close()
sys.stdout = loghandle
sys.stderr = loghandle
# open the pid file before forking so we can report errors
try:
pidhandle = open(config.get('control', 'pidfile'), 'w')
except IOError:
print 'Could not write pid file, exiting...'
sh.close()
return 1
# switch to the specified user
if config.has_option('control', 'user'):
import pwd
try:
pwe = pwd.getpwnam(config.get('control', 'user'))
except KeyError:
print 'No such user ' + config.get('control', 'user') + ', exiting...'
os.remove(config.get('control', 'pidfile'))
sh.close()
return 1
os.chown(config.get('control', 'pidfile'), pwe.pw_uid, pwe.pw_gid)
os.chown(config.get('control', 'logfile'), pwe.pw_uid, pwe.pw_gid)
try:
os.setegid(pwe.pw_gid)
os.seteuid(pwe.pw_uid)
except OSError, msg:
print 'Could not switch to user ' + pwe.pw_name + ', exiting...'
os.remove(config.get('control', 'pidfile'))
sh.close()
return 1
sh.db_init()
pid = os.fork()
if pid:
pidhandle.write(str(pid))
pidhandle.close()
return 0
pidhandle.close()
else:
sh.db_init()
if rebuild:
print 'Rebuilding...'
# Don't sync the same point twice, this includes the root node
points = sh.repolistdb.values()
unique_points = dict.fromkeys(points)
if unique_points.has_key(rootnode):
del unique_points[rootnode]
points = unique_points.keys()
points[:0] = [rootnode]
txn = sh.txn_begin()
rebuild_from_points(sh, points, txn)
sh.txn_commit(txn)
write_rebuild_version(metadata_dir)
else:
try:
check_rebuild_version(metadata_dir)
except VersionMismatchException, versions:
print "error - auxiliary format %d does not match repository format %d, you need to start the server with -r to rebuild" % versions.args
return 1
retval = 0
print 'Listening for clients...'
signal.signal(signal.SIGHUP, signal_handler)
signal.signal(signal.SIGPIPE, signal.SIG_IGN)
signal.signal(signal.SIGINT, signal_handler)
signal.signal(signal.SIGTERM, signal_handler)
try:
sh.listen_forever()
except:
print_exc()
retval = 1
sh.close()
if daemonize == True:
if config.has_option('control', 'user'):
os.seteuid(os.getuid())
os.remove(config.get('control', 'pidfile'))
return retval
if __name__ == '__main__':
#import profile
#retval = profile.run('run(argv[1:])')
retval = run(argv[1:])
exit(retval)
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