tag_release.py

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00001 #!/usr/bin/env python
00002 """
00003 Small script to prepare the tags and the distribution special directory for a
00004 release of Gaudi.
00005 See https://twiki.cern.ch/twiki/bin/view/Gaudi/GaudiSVNRepository for a
00006 description of the repository structure.
00007 """
00008 __author__ = "Marco Clemencic <Marco.Clemencic@cern.ch>"
00009 
00010 import os, re, sys, tempfile, shutil
00011 from subprocess import Popen, PIPE
00012 
00013 _req_version_pattern = re.compile(r"^\s*version\s*(v[0-9]+r[0-9]+(?:p[0-9]+)?)\s*$")
00014 def extract_version(f):
00015     """
00016     Find the version number in a requirements file.
00017     """ 
00018     global _req_version_pattern
00019     for l in open(f):
00020         m = _req_version_pattern.match(l)
00021         if m:
00022             return m.group(1)
00023     return None
00024 
00025 _use_pattern = re.compile(r"^\s*use\s*(\w+)\s*(v[0-9]+r[0-9]+(?:p[0-9]+)?)\s*(\w+)?\s*$")
00026 def gather_new_versions(f):
00027     global _use_pattern
00028     versions = {}
00029     for l in open(f):
00030         m = _use_pattern.match(l)
00031         if m:
00032             versions[m.group(1)] = m.group(2)
00033     return versions
00034 
00035 def svn(*args, **kwargs):
00036     print "> svn", " ".join(args)
00037     return apply(Popen, (["svn"] + list(args),), kwargs)
00038 
00039 def svn_ls(url):
00040     return svn("ls", url, stdout = PIPE).communicate()[0].splitlines()
00041     
00042 def main():
00043     url = "svn+ssh://svn.cern.ch/reps/gaudi"
00044     puburl = "https://svnweb.cern.ch/guest/gaudi"
00045     packages = gather_new_versions("requirements")
00046     packages["GaudiRelease"] = extract_version("requirements")
00047     tempdir = tempfile.mkdtemp()
00048     try:
00049         os.chdir(tempdir)
00050         # prepare root dir
00051         svn("co","-N", url, "gaudi").wait()
00052         os.chdir("gaudi")
00053         
00054         pvers = packages["GaudiRelease"]
00055         
00056         to_commit = []
00057         
00058         # prepare project tag
00059         if (pvers + "/") not in svn_ls("%s/projects/GAUDI/tags" % url):
00060             svn("co", "-N", "%s/projects/GAUDI/tags" % url, "ProjTags").wait()
00061             svn("cp", "%s/projects/GAUDI/trunk" % url, os.path.join("ProjTags",pvers)).wait()
00062             to_commit.append("ProjTags")
00063         
00064         # prepare package tags
00065         for p in packages:
00066             tagsdir = "%s/packages/%s/tags" % (url, p) 
00067             tags = svn_ls(tagsdir)
00068             if (packages[p]+"/") not in tags:
00069                 svn("co", "-N", tagsdir, "%s_Tags" % p).wait()
00070                 svn("cp", "%s/packages/%s/trunk" % (url, p), "%s_Tags/%s" % (p, packages[p])).wait()
00071                 to_commit.append("%s_Tags" % p)
00072         
00073         # prepare "distribution" dir
00074         distvers = pvers
00075         if len(sys.argv) > 1 and 'pre' in  sys.argv:
00076             distvers += '-pre'
00077         if ("GAUDI_%s/" % distvers) not in svn_ls("%s/distribution/tags/GAUDI" % url):
00078             svn("co","-N", "%s/distribution/tags/GAUDI" % url, "DistTags").wait()
00079             svn("mkdir", os.path.join("DistTags", "GAUDI_%s" % distvers)).wait()
00080             externals = open(os.path.join(tempdir, "svn_externals"), "w")
00081             pks = packages.keys()
00082             pks.sort()
00083             for p in pks:
00084                 externals.write("%(pack)-20s %(url)s/packages/%(pack)s/tags/%(vers)s\n" % { "pack": p,
00085                                                                                             "vers": packages[p],
00086                                                                                             "url" : puburl })
00087             externals.write("%(dir)-20s %(url)s/projects/%(proj)s/tags/%(vers)s\n" % { "dir" : "cmt",
00088                                                                                        "proj": "GAUDI",
00089                                                                                        "vers": pvers,
00090                                                                                        "url" : puburl })
00091             externals.close()
00092             svn("ps", "-F", externals.name, "svn:externals", os.path.join("DistTags", "GAUDI_%s" % distvers)).wait()
00093             to_commit.append("DistTags")
00094         
00095         if to_commit:
00096             apply(svn, ["ci"] + to_commit).wait()
00097         else:
00098             print "Nothing to commit"
00099         
00100     finally:
00101         shutil.rmtree(tempdir, ignore_errors = True)
00102     
00103     return 0
00104 
00105 if __name__ == '__main__':
00106     sys.exit(main())
	Gaudi Framework, version v20r4
	Generated: 8 Jan 2009
Gaudi Framework, version v20r4

tag_release.py
