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# Authors: Rob Crittenden <rcritten@redhat.com>
#
# Copyright (C) 2007 Red Hat
# see file 'COPYING' for use and warranty information
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; version 2 or later
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
import subprocess
import string
import tempfile
import logging
import pwd
import fileinput
import sys
import time
import service
from ipa.ipautil import *
HTTPD_DIR = "/etc/httpd"
SSL_CONF = HTTPD_DIR + "/conf.d/ssl.conf"
NSS_CONF = HTTPD_DIR + "/conf.d/nss.conf"
selinux_warning = """WARNING: could not set selinux boolean httpd_can_network_connect to true.
The web interface may not function correctly until this boolean is
successfully change with the command:
/usr/sbin/setsebool -P httpd_can_network_connect true
Try updating the policycoreutils and selinux-policy packages.
"""
def update_file(filename, orig, subst):
if os.path.exists(filename):
pattern = "%s" % re.escape(orig)
p = re.compile(pattern)
for line in fileinput.input(filename, inplace=1):
if not p.search(line):
sys.stdout.write(line)
else:
sys.stdout.write(p.sub(subst, line))
fileinput.close()
return 0
else:
print "File %s doesn't exist." % filename
return 1
class HTTPInstance(service.Service):
def __init__(self):
service.Service.__init__(self, "httpd")
def create_instance(self, realm, fqdn):
self.sub_dict = { "REALM" : realm, "FQDN": fqdn }
self.fqdn = fqdn
self.realm = realm
self.start_creation(6, "Configuring the web interface")
self.__disable_mod_ssl()
self.__set_mod_nss_port()
self.__configure_http()
self.__create_http_keytab()
self.step("restarting httpd")
self.restart()
self.step("configuring httpd to start on boot")
self.chkconfig_on()
self.done_creation()
def __selinux_config(self):
self.step("configuring SELinux for httpd")
selinux=0
try:
if (os.path.exists('/usr/sbin/selinuxenabled')):
run(["/usr/sbin/selinuxenabled"])
selinux=1
except subprocess.CalledProcessError:
# selinuxenabled returns 1 if not enabled
pass
if selinux:
# Allow apache to connect to the turbogears web gui
# This can still fail even if selinux is enabled
try:
run(["/usr/sbin/setsebool", "-P", "httpd_can_network_connect", "true"])
except:
self.print_msg(selinux_warning)
def __create_http_keytab(self):
self.step("creating a keytab for httpd")
try:
if file_exists("/etc/httpd/conf/ipa.keytab"):
os.remove("/etc/httpd/conf/ipa.keytab")
except os.error:
print "Failed to remove /etc/httpd/conf/ipa.keytab."
(kwrite, kread, kerr) = os.popen3("/usr/kerberos/sbin/kadmin.local")
kwrite.write("addprinc -randkey HTTP/"+self.fqdn+"@"+self.realm+"\n")
kwrite.flush()
kwrite.write("ktadd -k /etc/httpd/conf/ipa.keytab HTTP/"+self.fqdn+"@"+self.realm+"\n")
kwrite.flush()
kwrite.close()
kread.close()
kerr.close()
# give kadmin time to actually write the file before we go on
retry = 0
while not file_exists("/etc/httpd/conf/ipa.keytab"):
time.sleep(1)
retry += 1
if retry > 15:
print "Error timed out waiting for kadmin to finish operations\n"
sys.exit(1)
pent = pwd.getpwnam("apache")
os.chown("/etc/httpd/conf/ipa.keytab", pent.pw_uid, pent.pw_gid)
def __configure_http(self):
self.step("configuring httpd")
http_txt = template_file(SHARE_DIR + "ipa.conf", self.sub_dict)
http_fd = open("/etc/httpd/conf.d/ipa.conf", "w")
http_fd.write(http_txt)
http_fd.close()
def __disable_mod_ssl(self):
self.step("disabling mod_ssl in httpd")
if os.path.exists(SSL_CONF):
os.rename(SSL_CONF, "%s.moved_by_ipa" % SSL_CONF)
def __set_mod_nss_port(self):
self.step("Setting mod_nss port to 443")
if update_file(NSS_CONF, '8443', '443') != 0:
print "Updating %s failed." % NSS_CONF
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