parent
3977cab631
commit
fddc135056
161
bin/addhomedir
161
bin/addhomedir
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@ -1,161 +0,0 @@
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#!/usr/bin/python2.4 --
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"""
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addhomedir - a script to create home directories for new users
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For the most part, this script mimics the behavior of adduser(8) when
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creating a home directory. It creates the directory, copies files
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from /etc/skel, sets permissions, and sets quotas.
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"""
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import os, sys, re, pwd, getopt, stat
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CONFIG_FILE = '/etc/csc/accounts.cf'
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safe_environment = ['LOGNAME', 'USERNAME', 'USER', 'HOME', 'TERM', 'LANG'
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'LC_ALL', 'LC_COLLATE', 'LC_CTYPE', 'LC_MESSAGES', 'LC_MONETARY',
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'LC_NUMERIC', 'LC_TIME', 'UID', 'GID', 'SSH_CONNECTION', 'SSH_AUTH_SOCK',
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'SSH_CLIENT']
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for key in os.environ.keys():
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if key not in safe_environment:
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del os.environ[key]
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os.environ['PATH'] = '/usr/sbin:/sbin:/usr/bin:/bin'
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os.umask(0)
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try:
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os.setreuid(0, 0)
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os.setregid(0, 0)
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except OSError:
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print "You must be root to use this command."
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sys.exit(1)
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for pathent in sys.path[:]:
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if not pathent.find('/usr') == 0:
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sys.path.remove(pathent)
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from csc.common import conf
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usage = "usage: %s [--quiet] username" % sys.argv[0]
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try:
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options, arguments = getopt.gnu_getopt(sys.argv[1:], '', ['quiet'])
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except getopt.GetoptError, e:
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print usage
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sys.exit(2)
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if len(arguments) != 1:
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print usage
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sys.exit(2)
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quiet = ('--quiet','') in options
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program = os.path.basename(sys.argv[0])
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username = arguments[0]
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def fail(message):
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print >> sys.stderr, "%s: %s" % (program, message)
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sys.exit(1)
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def debug(message):
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if not quiet:
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print message
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def warn(message):
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print >> sys.stderr, "warning: %s" % message
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try:
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cfg = conf.read(CONFIG_FILE)
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except conf.ConfigurationException:
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fail("could not import configuration from %s" % CONFIG_FILE)
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try:
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string_fields = ['homedir_regex', 'skeleton_dir', 'quota_prototype']
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integer_fields = ['homedir_min_uid', 'homedir_mode']
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conf.check_string_fields(CONFIG_FILE, string_fields, cfg)
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conf.check_integer_fields(CONFIG_FILE, integer_fields, cfg)
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except conf.ConfigurationException, e:
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fail(e)
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if not os.path.isdir(cfg['skeleton_dir']):
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fail("invalid skeleton dir %s" % cfg['skeleton_dir'])
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try:
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os.spawnvp(os.P_WAIT, "/usr/sbin/nscd", ("/usr/sbin/nscd", "-i", "passwd"))
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os.spawnvp(os.P_WAIT, "/usr/sbin/nscd", ("/usr/sbin/nscd", "-i", "group"))
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pwent = pwd.getpwnam(username)
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uid = pwent.pw_uid
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gid = pwent.pw_gid
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homedir = pwent.pw_dir
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except KeyError:
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fail("%s: invalid user" % username)
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if uid < cfg['homedir_min_uid']:
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fail("uid of account %s is less than homedir_min_uid" % username)
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if not re.match(cfg['homedir_regex'], homedir):
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fail("homedir of account %s does not match homedir_regex" % username)
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if os.path.exists(homedir):
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fail("home directory %s exists" % homedir)
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parentdir = os.path.dirname(homedir)
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if not os.path.isdir(parentdir):
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fail("parent directory %s does not exist" % parentdir)
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try:
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debug("creating %s" % homedir)
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os.mkdir(homedir, cfg['homedir_mode'])
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os.chown(homedir, uid, gid)
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# copy files from /etc/skel or similar (location is configurable)
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skel_files = os.listdir(cfg['skeleton_dir'])
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for filename in skel_files:
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srcpath = cfg['skeleton_dir'] + '/' + filename
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destpath = homedir + '/' + filename
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srcstat = os.lstat(srcpath)
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perm = srcstat.st_mode & 0777
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if srcstat.st_uid or srcstat.st_gid:
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warn("skipping %s due to ownership" % srcpath)
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continue
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if stat.S_ISLNK(srcstat.st_mode):
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linkdest = os.readlink(srcpath)
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debug("linking %s to %s" % (destpath, linkdest))
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os.symlink(linkdest, destpath)
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os.lchown(destpath, uid, gid)
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elif stat.S_ISDIR(srcstat.st_mode):
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debug("adding directory %s" % destpath)
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os.mkdir(destpath, perm)
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os.chown(destpath, uid, gid)
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elif stat.S_ISREG(srcstat.st_mode):
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debug("adding %s" % destpath)
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src = open(srcpath)
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destfd = os.open(destpath, os.O_CREAT|os.O_EXCL|os.O_WRONLY, perm)
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dest = os.fdopen(destfd, 'w')
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dest.write(src.read())
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src.close()
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dest.close()
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os.chown(destpath, uid, gid)
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else:
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warn("file type of %s not supported" % srcpath)
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# set the user's quota
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setquota = '/usr/sbin/setquota'
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if os.access(setquota, os.X_OK):
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protouser = cfg['quota_prototype']
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debug("copying quotas from %s to %s" % (protouser, username))
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args = [ setquota, '-u', '-p', protouser, username, '-a' ]
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result = os.spawnv(os.P_WAIT, setquota, args)
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if result:
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warn("setquota returned error code %d" % result)
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else:
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warn("cannot find setquota, not setting quota")
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debug("done!")
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except OSError, e:
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fail(e)
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@ -23,10 +23,6 @@ case "$1" in
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dpkg-statoverride --add --update $CEO $OFFICE $SUID /usr/bin/ceo
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fi
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if ! dpkg-statoverride --list /usr/bin/addhomedir > /dev/null; then
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dpkg-statoverride --add --update root $OFFICE $SUID /usr/bin/addhomedir
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fi
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if ! dpkg-statoverride --list /usr/bin/addmember > /dev/null; then
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dpkg-statoverride --add --update root $OFFICE $SUID /usr/bin/addmember
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fi
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@ -7,10 +7,6 @@ case "$1" in
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dpkg-statoverride --remove /usr/bin/ceo || true
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fi
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if dpkg-statoverride --list /usr/bin/addhomedir > /dev/null; then
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dpkg-statoverride --remove /usr/bin/addhomedir || true
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fi
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if dpkg-statoverride --list /usr/bin/ceoquery > /dev/null; then
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dpkg-statoverride --remove /usr/bin/ceoquery || true
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fi
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@ -7,7 +7,6 @@ build: build-stamp
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build-stamp:
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mkdir build
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$(CC) -DFULL_PATH='"/usr/lib/csc/ceo"' -o build/ceo misc/setuid-prog.c
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$(CC) -DFULL_PATH='"/usr/lib/csc/addhomedir"' -o build/addhomedir misc/setuid-prog.c
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$(CC) -DFULL_PATH='"/usr/lib/csc/csc-chfn"' -o build/csc-chfn misc/setuid-prog.c
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$(CC) -DFULL_PATH='"/usr/lib/csc/csc-chsh"' -o build/csc-chsh misc/setuid-prog.c
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cd src && make
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@ -31,8 +30,8 @@ install: build
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dh_install pylib/* usr/lib/$(PYTHON)/site-packages/
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dh_install etc/* etc/csc/
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dh_install bin/ceo bin/addhomedir bin/csc-chsh bin/csc-chfn usr/lib/csc/
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dh_install build/ceo build/addhomedir bin/ceoquery build/csc-chsh build/csc-chfn src/addmember src/addclub usr/bin/
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dh_install bin/ceo bin/csc-chsh bin/csc-chfn usr/lib/csc/
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dh_install build/ceo bin/ceoquery build/csc-chsh build/csc-chfn src/addmember src/addclub usr/bin/
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dh_install misc/csc.schema etc/ldap/schema/
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binary-arch: build install
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