Miscellany

#!/usr/bin/env python## Upgrade script#import sys, os, timefrom shutil import copy2from commands import getstatusoutput, getoutputmountDir = "/var/ports"binDir = "/usr/local/bin"bins = ["php5-cli", "php5-cgi"]packageDir = "/var/ports/packages/All"def getCurInfo():    status, output = getstatusoutput("php5 -v | head -n1")    if status == 0:	version = output.split()[1]        status, output = getstatusoutput("php5 -i | grep extension_dir")    if status == 0:        extension_dir = output.split()[2]        return dict(ext_dir = extension_dir, ver = version)def portsManager(action):    cmd = {'u': 'umount',	   'm': 'mount'}[action]        # check if it's already mounted    status = getstatusoutput("mount | grep %s" % mountDir)[0]        if status == 0 and cmd == 'mount':	return True    elif not status == 0 and cmd == 'umount':	return True    else: 	status = getstatusoutput("%s %s" % (cmd, mountDir))[0]        if status == 0: return True	else: return False    def updatePHP(newVer):    # make backups of the binaries    for bin in bins:         copy2("%s/%s" % (binDir, bin), "%s/%s-%s" % (binDir, bin, cur['ver']))    # move the ext dir    os.rename(cur['ext_dir'], "%s-%s" % (cur['ext_dir'], cur['ver']))    # update curl    curlCur = getoutput("pkg_version -vs curl-7 | awk '{print $1}'")    if not curlCur == "curl-7.16.1":	os.system("portupgrade -PPi %s" % curlCur)            dirs = [dirs for root,dirs,files in os.walk("%s/%s" % (packageDir, newVer))][0]        for dir in dirs:	os.system("rsync -a %s/%s/%s/* /usr/local/%s" % (packageDir, newVer, dir, dir))    print "------"        print "Done!"    print "------"    os.system("php5 -v")    print         if __name__ == "__main__":    cur = getCurInfo()        # mount ports    if not portsManager('m'):	print "Failed to mount %s, exiting!" % mountDir	sys.exit()        # check the newest version available    # from the packages directory        newVer = getoutput("ls %s | grep .php-5 | grep -v %s | sort | tail -n1" % (packageDir, cur['ver']))    response = raw_input("Are you sure you want to upgrade php-%s to %s? (y/n) " % (cur['ver'], newVer.lstrip('.')))        if response.lower() == 'n':        print "Cancelled!"    elif response.lower() == 'y':        updatePHP(newVer)    else: print "Response not understood!"        # bye !    while True:	if not portsManager('u'):	    print "Failed to unmount %s, trying again in 20 seconds!" % mountDir	    time.sleep(20)	else: break