5 import logging.handlers
9 from wizard import command, deploy, shell, util
11 # XXX: WARNING EXPERIMENTAL DANGER DANGER WILL ROBINSON
13 # need errors for checking DAG integrity (if the user is on a completely
14 # different history tree, stuff is problems)
16 def main(argv, baton):
17 options, args = parse_args(argv)
20 if not os.path.isdir(".git"):
21 raise NotAutoinstallError()
23 d = deploy.Deployment(".")
25 if e.errno == errno.ENOENT:
26 raise NotAutoinstallError()
28 repo = d.application.repository
29 # begin the command line process
33 # commit their changes
34 if not options.dry_run:
35 pre_upgrade_commit(sh)
36 # perform fetch to update repository state
37 sh.call("git", "fetch", repo)
38 # clone their website to a temporary directory
39 temp_dir = tempfile.mkdtemp()
40 temp_wc_dir = os.path.join(temp_dir, "repo")
41 logging.info("Using temporary directory: " + temp_wc_dir)
42 sh.call("git", "clone", "--shared", ".", temp_wc_dir)
43 with util.ChangeDirectory(temp_wc_dir):
45 pre_upgrade_commit(sh)
46 # reconfigure the repository path
47 sh.call("git", "remote", "add", "scripts", repo)
48 sh.call("git", "fetch", "scripts")
50 version, _ = sh.call("git", "--git-dir="+repo, "describe", "--tags", "master")
52 message = "Upgraded autoinstall in %s to %s.\n\n%s" % (util.get_dir_owner(), version, util.get_git_footer())
54 message += "\nUpgraded-by: " + util.get_operator_git()
55 except util.NoOperatorInfo:
57 # naive merge algorithm:
58 sh.call("git", "merge", "-m", message, "scripts/master")
59 # crazy merge algorithm:
60 #original_scripts_tag = d # something here
61 #sh.call("git", "checkout", original_scripts_tag)
62 except shell.CallError:
66 logging.info("Dry run, bailing")
68 # XXX: frob .htaccess to make site inaccessible
69 # git merge (which performs a fast forward)
70 # - merge could fail (race)
71 sh.call("git", "pull", temp_wc_dir, "master")
73 sh.call(".scripts/update")
74 # XXX: frob .htaccess to make site accessible
75 # XXX: - check if .htaccess changed, first. Upgrade
76 # process might have frobbed it. Don't be
77 # particularly worried if the segment dissappeared
79 def pre_upgrade_commit(sh):
81 message = "Pre-commit of %s locker before autoinstall upgrade.\n\n%s" % (util.get_dir_owner(), util.get_git_footer())
83 message += "\nPre-commit-by: " + util.get_operator_git()
84 except util.NoOperatorInfo:
86 sh.call("git", "commit", "-a", "-m", message)
87 except shell.CallError:
88 logging.info("No changes detected")
92 usage = """usage: %prog upgrade [ARGS] DIR
94 Upgrades an autoinstall to the latest version. This involves
95 updating files and running .scripts/update.
97 WARNING: This is still experimental."""
98 parser = command.WizardOptionParser(usage)
99 parser.add_option("--dry-run", dest="dry_run", action="store_true",
100 default=False, help="Prints would would be run without changing anything")
101 options, args = parser.parse_all(argv)
103 parser.error("too many arguments")
105 parser.error("must specify directory")
108 class Error(command.Error):
109 """Base exception for all exceptions raised by upgrade"""
112 class NotAutoinstallError(Error):
116 ERROR: Could not find .git file. Are you sure
117 this is an autoinstalled application? Did you remember
121 class MergeFailed(Error):
125 ERROR: Merge failed. Change directory to the temporary
126 directory and manually resolve the merge.