#!/usr/bin/python
#
# Upstream at git://reducto.boston.redhat.com/www/git/fedora.git
# Author Jesse Keating <jkeating@redhat.com>
#
# Copyright (c) 2007 Red Hat


import os
import commands
import shutil
import time
import sys

dest = '/mnt/rawhide/nightly/'

trees = os.listdir(dest)
trees.sort()
for tree in trees:
    if not tree.startswith('rawhide-20'): # good for a few years
        trees.remove(tree)

today = time.strftime('%Y%m%d', time.localtime())
newtree = os.path.join(dest, 'rawhide-%s' % today)

rsync = ['/usr/bin/rsync', '-avH', '--stats', '--progress']
rsync.append('--link-dest=%s' % os.path.join(dest, trees[-1]))
rsync.append('rsync://wallace.redhat.com/fedora-enchilada/linux/development/')
rsync.append(newtree)

# Keep no more than 5 trees
if len(trees) > 4:
    for tree in trees[:-4]:
        treepath = os.path.join(dest, tree)
        # do some sanity checking, I'm paranoid
        if os.path.islink(treepath):
            print "Not removing symlink %s" % treepath
            continue
        if os.path.ismount(treepath):
            print "Not removing mount %s" % treepath
            continue
        # Say bye bye
        print "Removing %s" % treepath
        shutil.rmtree(treepath)

# Sync the tree, using yesterday's for links
(status, output) = commands.getstatusoutput(' '.join(rsync)) 

print output

if not status == 0:
    print "Rsync failed!"
    sys.exit(1)


# update rawhide-latest symlink
os.unlink(os.path.join(dest, 'rawhide-latest'))
os.symlink(os.path.basename(newtree), os.path.join(dest, 'rawhide-latest'))