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|
#!/usr/bin/env python
# Distributed under the terms of the GNU General Public License v2
# Copyright (c) 2010 Eric S. Raymond <esr@thyrsus.com>
#
# This script contains porcelain and porcelain byproducts.
# It's Python because the Python standard libraries avoid portability/security
# issues raised by callouts in the ancestral Perl and sh scripts. It should
# be compatible back to Python 2.1.5
#
# It is meant to be run either in a post-commit hook or in an update
# hook:
#
# post-commit: Run it without arguments. It will query for current HEAD and
# the latest commit ID to get the information it needs.
#
# update: Call it with a refname followed by a list of commits.
#
# refname=$1
# oldhead=$2
# newhead=$3
# ciabot.py ${refname} $(git rev-list ${oldhead}..${newhead} | tac)
#
# Note: this script uses mail, not XML-RPC, in order to avoid stalling
# until timeout when the XML-RPC server is down.
#
# Call with -n to see the notification mail dumped to stdout rather
# than shipped to CIA.
#
import os, sys, commands, socket, urllib
#
# The project as known to CIA. You will want to change this:
#
project="GPSD"
#
# You may not need to change these:
#
# Name of the repository.
# You can hardwire this to make the script faster.
repo = os.path.basename(os.getcwd())
# Fully-qualified domain name of this host.
# You can hardwire this to make the script faster.
host = socket.getfqdn()
# Changeset URL prefix for your repo: when the commit ID is appended
# to this, it should point at a CGI that will display the commit
# through gitweb or something similar. The default will probably
# work if you have a typical gitweb/cgit setup.
#
#urlprefix="http://%(host)s/cgi-bin/gitweb.cgi?p=%(repo)s;a=commit;h="%locals()
urlprefix="http://%(host)s/cgi-bin/cgit.cgi/%(repo)s/commit/?id="%locals()
# The service used to turn your gitwebbish URL into a tinyurl so it
# will take up less space on the IRC notification line.
tinyifier = "http://tinyurl.com/api-create.php?url="
#
# No user-serviceable parts below this line:
#
def do(command):
return commands.getstatusoutput(command)[1]
# Addresses for the e-mail. The from address is a dummy, since CIA
# will never reply to this mail.
fromaddr = "CIABOT-NOREPLY@" + host
toaddr = "cia@cia.vc"
# Identify the generator script.
# Should only change when the script itself has a new home
generator="http://www.catb.org/~esr/ciabot.sh"
# Git version number.
gitver = do("git --version").split()[0]
# Should add to the command path both places sendmail is likely to lurk,
# and the git private command directory.
os.environ["PATH"] += ":/usr/sbin/:" + do("git --exec-path")
# Option flags
mailit = True
def report(refname, merged):
"Report a commit notification to CIA"
# Try to tinyfy a reference to a web view for this commit.
try:
url = open(urllib.urlretrieve(tinyifier + urlprefix + merged)[0]).read()
except:
url = urlprefix + merged
shortref = os.path.basename(refname)
# Compute a shortnane for the revision
rev = do("git describe ${merged} 2>/dev/null") or merged[:12]
# Extract the neta-information for the commit
rawcommit = do("git cat-file commit " + merged)
files=do("git diff-tree -r --name-only '"+ merged +"' | sed -e '1d' -e 's-.*-<file>&</file>-'")
inheader = True
headers = {}
logmessage = ""
for line in rawcommit.split("\n"):
if inheader:
if line:
fields = line.split()
headers[fields[0]] = " ".join(fields[1:])
else:
inheader = False
else:
logmessage = line
break
(author, ts) = headers["author"].split(">")
author = author.replace("<", "").split("@")[0].split()[-1]
ts = ts.strip()
context = locals()
context.update(globals())
out = '''\
<message>
<generator>
<name>CIA Shell client for Git</name>
<version>%(gitver)s</version>
<url>%(generator)s</url>
</generator>
<source>
<project>%(project)s</project>
<branch>%(repo)s:%(shortref)s</branch>
</source>
<timestamp>%(ts)s</timestamp>
<body>
<commit>
<author>%(author)s</author>
<revision>%(rev)s</revision>
<files>
%(files)s
</files>
<log>%(logmessage)s %(url)s</log>
<url>%(url)s</url>
</commit>
</body>
</message>
''' % context
message = '''\
Message-ID: <%(merged)s.%(author)s@%(project)s>
From: %(fromaddr)s
To: %(toaddr)s
Content-type: text/xml
Subject: DeliverXML
%(out)s''' % locals()
if mailit:
server.sendmail(fromaddr, [toaddr], message)
else:
print message
if __name__ == "__main__":
# Call this script with -n to dump the notification mail to stdout
if sys.argv[1] == '-n':
mailit = False
sys.argv.pop(1)
# The script wants a reference to head followed by the list of
# commit ID to report about.
if len(sys.argv) == 1:
refname = do("git symbolic-ref HEAD 2>/dev/null")
merges = [do("git rev-parse HEAD")]
else:
refname = sys.argv[1]
merges = sys.argv[2:]
if mailit:
import smtplib
server = smtplib.SMTP('localhost')
for merged in merges:
report(refname, merged)
if mailit:
server.quit()
#End
|
