install
author Paul Crowley <paul@lshift.net>
Sat, 07 Mar 2009 09:39:36 +0000
changeset 84 964b04126d01
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child 87 535502c18eaa
permissions -rwxr-xr-x
Force install as root and allow path to change.
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#!/usr/bin/env python
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import sys
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import shutil
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import os
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import pwd
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import subprocess
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# This must be run as root, because it must create an hg user.
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# Normally the clean thing to do is let it fail with a permission error
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# if a non-root user tries to run it, but I don't want anyone thinking
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# that they can make it work as non-root by changing install paths.
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# Patches welcome for doing this more cleanly of course.
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if os.getgid() != 0:
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    print >>sys.stderr, "Install must be run as root user"
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    sys.exit(-1)
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if len(sys.argv) > 2:
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    print >>sys.stderr, "Usage: install [<destination-prefix>]"
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    sys.exit(-1)
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if len(sys.argv) == 2:
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    dest = sys.argv[1] + '/lib/mercurial-server'
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else:
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    dest = '/usr/local/lib/mercurial-server'
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def installFiles(d, *sources):
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    os.makedirs(d)
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    for f in sources:
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        shutil.copy(f, d)
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installFiles(dest,
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    'src/hg-ssh',
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    'src/refresh-auth')
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installFiles(dest + '/mercurialserver',
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    'src/mercurialserver/__init__.py',
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    'src/mercurialserver/paths.py',
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    'src/mercurialserver/changes.py',
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    'src/mercurialserver/access.py',
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    'src/mercurialserver/servelog.py',
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    'src/mercurialserver/refreshauth.py',
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    'src/mercurialserver/ruleset.py')
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installFiles(dest + '/init',
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    'src/init/hginit',
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    'src/init/hgadmin-hgrc')
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installFiles('/etc/mercurial-server',
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    'src/init/conf/remote-hgrc',
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    'src/init/conf/access.conf')
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installFiles('/etc/mercurial-server/keys/root')
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installFiles('/etc/mercurial-server/keys/users')
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def becomeFunc(u):
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    p = pwd.getpwnam(u)
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    def become():
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        os.setgid(p.pw_gid)
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        os.setegid(p.pw_gid)
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        os.setuid(p.pw_uid)
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        os.seteuid(p.pw_uid)
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    return become
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try:
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   pwd.getpwnam('hg')
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except KeyError:
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    subprocess.check_call(
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        "adduser --system --shell /bin/sh --group --disabled-password".split() + 
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        ["--gecos", "Mercurial repositories", "hg"])
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    subprocess.check_call([dest + '/init/hginit'], preexec_fn = becomeFunc('hg'))
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