Creates keystonerc_admin for user

- creates keystonerc_admin for user running Packstack
in case OpenStack client host is the host where packstack
is running (eg. all-in-one installation)

Change-Id: I37be40de46f54c78c934a27bc3f5e3c9381e7f19
Fixes: rhbz#964005, rhbz#976394

packstack/installer/basedefs.py

@@ -10,6 +10,8 @@ import sys
 import datetime
 import tempfile
 
+from .utils import get_current_user
+
 
 APP_NAME = "Installer"
 
@@ -26,13 +28,7 @@ except OSError:
                'ownership and try again.' % PACKSTACK_VAR_DIR)
         sys.exit(1)
 finally:
-    # in case user switched to root, change ownership back
-    try:
-        user = pwd.getpwnam(os.getlogin())
-        uid, gid = user.pw_uid, user.pw_gid
-    except OSError:
-        # in case Packstack is run by a script
-        uid, gid = os.getuid(), os.getgid()
+    uid, gid = get_current_user()
 
     if uid != 0 and os.getuid() == 0:
         try:

packstack/installer/utils/__init__.py

@@ -4,7 +4,7 @@ from .datastructures import SortedDict
 from .decorators import retry
 from .network import get_localhost_ip, host2ip, force_ip, device_from_ip
 from .shell import ScriptRunner, execute
-from .shortcuts import host_iter, hosts
+from .shortcuts import host_iter, hosts, get_current_user, get_current_username
 from .strings import COLORS, color_text, mask_string
 
 
@@ -12,5 +12,5 @@ __all__ = ('SortedDict',
            'retry',
            'get_localhost_ip', 'host2ip', 'force_ip', 'device_from_ip',
            'ScriptRunner', 'execute',
-           'host_iter', 'hosts',
+           'host_iter', 'hosts', 'get_current_user', 'get_current_username',
            'COLORS', 'color_text', 'mask_string')

packstack/installer/utils/shortcuts.py

@@ -1,5 +1,9 @@
 # -*- coding: utf-8 -*-
 
+import grp
+import os
+import pwd
+
 
 def host_iter(config):
     for key, value in config.iteritems():
@@ -17,3 +21,20 @@ def hosts(config):
     for key, host in host_iter(config):
         result.add(host)
     return result
+
+
+def get_current_user():
+    try:
+        user = pwd.getpwnam(os.getlogin())
+        uid, gid = user.pw_uid, user.pw_gid
+    except OSError:
+        # in case program is run by a script
+        uid, gid = os.getuid(), os.getgid()
+    return uid, gid
+
+
+def get_current_username():
+    uid, gid = get_current_user()
+    user = pwd.getpwuid(uid).pw_name
+    group = grp.getgrgid(gid).gr_name
+    return user, group

packstack/plugins/keystone_100.py

@@ -5,7 +5,6 @@ Installs and configures Keystone
 import logging
 import uuid
 
-
 from packstack.installer import validators
 from packstack.installer import basedefs
 from packstack.installer import utils
@@ -112,11 +111,13 @@ def initConfig(controllerObject):
 
 def initSequences(controller):
     keystonesteps = [
-             {'title': 'Adding Keystone manifest entries', 'functions':[createmanifest]}
+        {'title': 'Adding Keystone manifest entries',
+            'functions': [create_manifest]},
     ]
-    controller.addSequence("Installing OpenStack Keystone", [], [], keystonesteps)
+    controller.addSequence("Installing OpenStack Keystone", [], [],
+                           keystonesteps)
 
-def createmanifest(config):
-    manifestfile = "%s_keystone.pp"%controller.CONF['CONFIG_KEYSTONE_HOST']
+def create_manifest(config):
+    manifestfile = "%s_keystone.pp" % config['CONFIG_KEYSTONE_HOST']
     manifestdata = getManifestTemplate("keystone.pp")
     appendManifestFile(manifestfile, manifestdata)

packstack/plugins/openstack_client_400.py

@@ -3,6 +3,7 @@ Installs and configures an OpenStack Client
 """
 
 import logging
+import os
 
 from packstack.installer import validators
 from packstack.installer import basedefs, output_messages
@@ -57,16 +58,34 @@ def initSequences(controller):
     ]
     controller.addSequence("Installing OpenStack Client", [], [], osclientsteps)
 
+
 def createmanifest(config):
-    client_host = controller.CONF['CONFIG_OSCLIENT_HOST'].strip()
+    client_host = config['CONFIG_OSCLIENT_HOST'].strip()
     manifestfile = "%s_osclient.pp" % client_host
-    manifestdata = getManifestTemplate("openstack_client.pp")
-    appendManifestFile(manifestfile, manifestdata)
 
     server = utils.ScriptRunner(client_host)
     server.append('echo $HOME')
     rc, root_home = server.execute()
+    root_home = root_home.strip()
 
-    msg = ("To use the command line tools you need to source the file "
-           "%s/keystonerc_admin created on %s")
-    controller.MESSAGES.append(msg % (root_home.strip(), client_host))
+    homedir = os.path.expanduser('~')
+    config['HOME_DIR'] = homedir
+
+    uname, gname = utils.get_current_username()
+    config['NO_ROOT_USER'], config['NO_ROOT_GROUP'] = uname, gname
+
+    no_root_allinone = (client_host == utils.get_localhost_ip() and
+                        root_home != homedir)
+    config['NO_ROOT_USER_ALLINONE'] = no_root_allinone and 'true' or 'false'
+
+    manifestdata = getManifestTemplate("openstack_client.pp")
+    appendManifestFile(manifestfile, manifestdata)
+
+    msg = ("File %s/keystonerc_admin has been created on OpenStack client host"
+           " %s. To use the command line tools you need to source the file.")
+    controller.MESSAGES.append(msg % (root_home, client_host))
+
+    if no_root_allinone:
+        msg = ("Copy of keystonerc_admin file has been created for non-root "
+               "user in %s.")
+        controller.MESSAGES.append(msg % homedir)

packstack/puppet/templates/openstack_client.pp

@@ -7,15 +7,17 @@ package {"clientlibs":
     name => ["python-novaclient", "python-keystoneclient", "python-glanceclient", "python-swiftclient", "python-cinderclient"]
 }
 
-file {"${::home_dir}/keystonerc_admin":
-   ensure  => "present",
-   mode => '0600',
-   content => "export OS_USERNAME=admin
+$rcadmin_content = "export OS_USERNAME=admin
 export OS_TENANT_NAME=admin
 export OS_PASSWORD=%(CONFIG_KEYSTONE_ADMIN_PW)s
 export OS_AUTH_URL=http://%(CONFIG_KEYSTONE_HOST)s:35357/v2.0/
 export PS1='[\\u@\\h \\W(keystone_admin)]\\$ '
-",
+"
+
+file {"${::home_dir}/keystonerc_admin":
+   ensure  => "present",
+   mode => '0600',
+   content => $rcadmin_content,
 }
 
 if '%(CONFIG_PROVISION_DEMO)s' == 'y' {
@@ -30,3 +32,13 @@ export PS1='[\\u@\\h \\W(keystone_demo)]\\$ '
 ",
    }
 }
+
+if %(NO_ROOT_USER_ALLINONE)s {
+    file {"%(HOME_DIR)s/keystonerc_admin":
+       ensure => present,
+       owner => '%(NO_ROOT_USER)s',
+       group => '%(NO_ROOT_GROUP)s',
+       mode => '0600',
+       content => $rcadmin_content,
+    }
+}