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authorAhmed Kamal <email.ahmedkamal@googlemail.com>2007-02-09 23:50:26 +0200
committerAhmed Kamal <email.ahmedkamal@googlemail.com>2007-02-09 23:50:26 +0200
commit6c4f9793d90e759522507a0bb4ef638e6c3215c1 (patch)
tree08dc47c725995253d0300d8accfd47d7fae27f3c
parent9cc6347501e207ed796fd5f181f6a318c27cb45f (diff)
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Initial code commit for server side code
-rwxr-xr-xserver.py155
1 files changed, 155 insertions, 0 deletions
diff --git a/server.py b/server.py
new file mode 100755
index 0000000..c7bfe4c
--- /dev/null
+++ b/server.py
@@ -0,0 +1,155 @@
+#!/usr/bin/python -t
+# -*- mode: Python; indent-tabs-mode: nil; -*-
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+
+import errno, os, sys
+import fnmatch, re
+import rpmUtils.transaction, rpmUtils.miscutils
+import commands
+
+#### import Utils
+
+DEBUG = False
+#### Utils.setdebug(DEBUG)
+
+SUFFIX='drpm'
+
+def genDeltaRPM(ts, newrpm, oldrpm):
+ (f1,n1,e1,v1,r1) = newrpm
+ (f2,n2,e2,v2,r2) = oldrpm
+ hdr = rpmUtils.miscutils.hdrFromPackage(ts,f1)
+ arch = hdr['arch']
+ print 'Generating delta rpm for %s' % n1
+ v12 = "_".join([v1,v2])
+ r12 = "_".join([r1,r2])
+ deltaRPMName= '%s.%s.%s' % ("-".join([n1,v12,r12]), arch, SUFFIX)
+ deltaCommand = 'makedeltarpm %s %s %s' % (f2, f1, deltaRPMName)
+ if DEBUG:
+ print "DEBUG " + deltaCommand
+ (code, out) = commands.getstatusoutput(deltaCommand)
+ if code:
+ raise Exception("genDeltaRPM: exitcode was %s - Reported Error: %s" % (code, out))
+
+def pruneRepo(keep,whitelist,srcdir):
+ ts = rpmUtils.transaction.initReadOnlyTransaction()
+ changed = False
+
+ # Create list of .rpm files.
+ # We don't use "glob", so sub-directories are supported.
+ print 'Expiring (keep=%d):' % keep, srcdir
+ srcfiles = []
+ for root, dirs, files in os.walk(srcdir):
+ for f in fnmatch.filter(files,'*.rpm'):
+ srcfiles.append(os.path.join(root,f))
+ if not len(srcfiles):
+ print ' Nothing found.'
+ return changed
+ assert srcfiles[0].startswith(srcdir)
+
+ # Create map: rpm %name -> list of tuples (filename,name,e,v,r)
+ newestsrcrpms = {}
+ for f in srcfiles:
+ hdr = rpmUtils.miscutils.hdrFromPackage(ts,f)
+ n = hdr['name']
+ v = hdr['version']
+ r = hdr['release']
+ e = hdr['epoch']
+ if e is None:
+ e = 0
+ newestsrcrpms.setdefault(n,[])
+ newestsrcrpms[n].append((f,n,e,v,r))
+
+ # Now purge old src.rpm unless their %name matches a white-list pattern.
+ for l in newestsrcrpms.values():
+ x = len(l)
+
+ if x > 1:
+ # White-listing.
+ (f,n,e,v,r) = l[0]
+ keepthis = False
+ for r in whitelist:
+ if re.compile(r).search(n):
+ keepthis = True
+ break
+ if keepthis:
+ print ' Skipping',n
+ continue
+
+ def sortByEVR(fnevr1, fnevr2):
+ (f1,n1,e1,v1,r1) = fnevr1
+ (f2,n2,e2,v2,r2) = fnevr2
+ rc = rpmUtils.miscutils.compareEVR((e1,v1,r1),(e2,v2,r2))
+ if rc == 0:
+ return 0
+ if rc > 0:
+ return -1
+ if rc < 0:
+ return 1
+
+ l.sort(sortByEVR) # highest first in list
+ # Generate delta rpm
+ genDeltaRPM(ts, l[0],l[1])
+
+ oldies = []
+ if len(l) > abs(keep):
+ oldies = l[keep:]
+ for (f,n,e,v,r) in oldies:
+ print ' Removing', os.path.basename(f)
+ srcfiles.remove(f)
+ if not DEBUG:
+ os.remove(f)
+ print "not removing\n"
+ changed = True
+
+ if not len(srcfiles):
+ print 'WARNING: No .rpms left. Stopping here.'
+ return changed
+
+ # Examine binary repository directories and remove everything which
+ # is missing its corresponding src.rpm.
+ return changed
+
+
+def main(bin_rpm_path):
+ assert rpmUtils.miscutils.compareEVR((1,2,3),(1,2,0)) > 0
+ assert rpmUtils.miscutils.compareEVR((0,1,2),(0,1,2)) == 0
+ assert rpmUtils.miscutils.compareEVR((1,2,3),(4,0,99)) < 0
+
+ #### keep = (dist == 'development') and 1 or 2
+ keep = 2
+ #### whitelist = cfg.repoprune_keepdict[dist]
+ whitelist = ""
+
+ return pruneRepo(keep,whitelist,bin_rpm_path)
+
+
+if __name__ == '__main__':
+ if len(sys.argv) < 2:
+ print 'Usage: %s <bin_rpm_dir> \n' % os.path.basename(sys.argv[0])
+ sys.exit(errno.EINVAL)
+ bin_rpm_path = sys.argv[1]
+
+ #### cfg = Utils.load_config_module(sys.argv[1])
+
+ #### Utils.signer_gid_check(cfg.signersgid)
+ #### os.umask(cfg.signersumask)
+
+ #### for dist in sys.argv[2:]:
+ #### if not cfg.archdict.has_key(dist):
+ #### print "No distribution release named '%s' found" % dist
+ #### sys.exit(errno.EINVAL)
+ main(bin_rpm_path)
+ sys.exit(0)