diff initpbuilder.py @ 48:aed3869ac04a

add script to initialize treepkg pbuilder environment
author Bernhard Herzog <bh@intevation.de>
date Mon, 02 Apr 2007 20:47:25 +0200
parents
children 78cf5f6778ec
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/initpbuilder.py	Mon Apr 02 20:47:25 2007 +0200
@@ -0,0 +1,128 @@
+#! /usr/bin/python2.4
+# Copyright (C) 2007 by Intevation GmbH
+# Authors:
+# Bernhard Herzog <bh@intevation.de>
+#
+# This program is free software under the GPL (>=v2)
+# Read the file COPYING coming with the software for details.
+
+"""Script to initialize the pbuilder environment for the tree packager
+
+The script assumes that the config file for the tree packager already
+contains the pbuilder settings.  Also, this script assumes that there is
+only one pbuilder setting for all packagers.
+"""
+
+import sys
+import os
+from optparse import OptionParser
+
+from treepkg.packager import create_package_line, PackagerGroup
+from treepkg.readconfig import read_config
+from treepkg.util import ensure_directory, writefile
+from treepkg.run import call
+
+
+pbuilderrc_template = '''\
+# This file was automatically generated by initpbuilder.py.
+# for the possible settings see "man pbuilderrc"
+
+BASETGZ=%(basedir)s/base.tgz
+BUILDPLACE=%(builddir)s
+USEPROC=yes
+USEDEVPTS=yes
+BUILDRESULT=%(resultdir)s
+DISTRIBUTION=%(distribution)s
+APTCACHE=%(basedir)s/aptcache
+APTCACHEHARDLINK=yes
+REMOVEPACKAGES=lilo
+MIRRORSITE="%(mirrorsite)s"
+OTHERMIRROR="%(othermirror)s"
+BINDMOUNTS="%(extra-pkgdir)s"
+PKGNAME_LOGFILE=yes
+'''
+
+
+def init_pbuilder(pbuilderrc, distribution, mirrorsite, extramirrors, root_cmd):
+    if not os.path.isabs(pbuilderrc):
+        print >>sys.stderr, "pbuilderrc must be an absolute filename"
+        sys.exit(1)
+
+    if os.path.exists(pbuilderrc):
+        print >>sys.stderr, "pbuilderrc %r already exists." % pbuilderrc
+        sys.exit(1)
+
+    basedir = os.path.dirname(pbuilderrc)
+    replacements = dict(basedir=basedir,
+                        distribution=distribution,
+                        mirrorsite=mirrorsite)
+
+    # create the pbuilder directories.  basedir is created implicitly by
+    # creating its subdirectories.
+    for subdir in ["base", "build", "result", "aptcache", "extra-pkg"]:
+        directory = os.path.join(basedir, subdir)
+        replacements[subdir + "dir"] = directory
+        print "creating directory:", repr(directory)
+        ensure_directory(directory)
+
+    # build OTHERMIRROR value.  We always include the extra-pkg dir.
+    othermirror = "deb file://%(extra-pkgdir)s ./" % replacements
+    if extramirrors:
+        othermirror += " | " + extramirrors
+    replacements["othermirror"] = othermirror
+
+    # create the pbuilderrcfile
+    print "creating pbuilderrc:", repr(pbuilderrc)
+    writefile(pbuilderrc, pbuilderrc_template % replacements)
+
+    # turn the extra-pkg directory into a property deb archive
+    print "turn the extra-pkg dir into a debian archive"
+    extra_pkgdir = replacements["extra-pkgdir"]
+    call(["apt-ftparchive", "packages", "."],
+         stdout=open(os.path.join(extra_pkgdir, "Packages"), "w"),
+         cwd=extra_pkgdir)
+
+    # create the base.tgz chroot
+    print "Run pbuilder create"
+    call(root_cmd + ["pbuilder", "create", "--configfile", pbuilderrc])
+
+
+def parse_commandline():
+    parser = OptionParser()
+    parser.set_defaults(config_file=os.path.join(os.path.dirname(__file__),
+                                                 "treepkg.cfg"),
+                        distribution="etch")
+    parser.add_option("--config-file",
+                      help=("The tree packager config file."
+                            " Default is treepkg.cfg"))
+    parser.add_option("--mirrorsite",
+                      help=("The debian mirror site"
+                            " (pbuilder MIRRORSITE setting).  Required."))
+    parser.add_option("--othermirror",
+                      help=("Extra contents of the OTHERMIRROR setting."
+                            " See the pbuilder documentation for the format."))
+    parser.add_option("--distribution",
+                      help=("The debian distribution for the pbuilder chroot."
+                            " Default is etch."))
+    return parser.parse_args()
+
+
+def main():
+    options, args = parse_commandline()
+
+    if options.mirrorsite is None:
+        print >>sys.stderr, "Missing required option --mirrorsite"
+        sys.exit(1)
+
+    treepkg_opts, packager_opts = read_config(options.config_file)
+    group = PackagerGroup([create_package_line(**opts)
+                           for opts in packager_opts],
+                          **treepkg_opts)
+    pkg_line = group.get_package_lines()[0]
+    init_pbuilder(pkg_line.pbuilderrc,
+                  distribution=options.distribution,
+                  mirrorsite=options.mirrorsite,
+                  extramirrors=options.othermirror,
+                  root_cmd=pkg_line.root_cmd)
+
+main()
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