From: David Howells <dhowells@redhat.com>
Date: Thu, 15 May 2014 13:22:32 +0000 (+0100)
Subject: Implement "pts setfields"
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=1bcbafe993261a5f7f128583f6d777d4109967d1;p=users%2Fdhowells%2Fkafs-utils.git

Implement "pts setfields"

Signed-off-by: David Howells <dhowells@redhat.com>
---

diff --git a/suite/commands/pts/setfields.py b/suite/commands/pts/setfields.py
new file mode 100644
index 0000000..e1dae25
--- /dev/null
+++ b/suite/commands/pts/setfields.py
@@ -0,0 +1,144 @@
+#
+# AFS Server management toolkit: Configure a protection DB entry
+# -*- coding: utf-8 -*-
+#
+
+__copyright__ = """
+Copyright (C) 2014 Red Hat, Inc. All Rights Reserved.
+Written by David Howells (dhowells@redhat.com)
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public Licence version 2 as
+published by the Free Software Foundation.
+
+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 Licence for more details.
+
+You should have received a copy of the GNU General Public Licence
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+"""
+
+from afs.argparse import *
+from afs.exception import AFSArgumentError
+from afs.lib.output import *
+import kafs
+import sys
+
+help = "Set privacy flags or quota for a Protection Database entry"
+
+def get_privacy_flags(switch, params):
+    s = params[0]
+    if len(s) != 5:
+        raise AFSArgumentError("Privacy flag string must be exactly 5 characters")
+    flags = 0
+
+    # Indicate who can use "pts examine"
+    if s[0] == "S":
+        flags |= kafs.PRP_STATUS_ANY    # Anyone
+    elif s[0] == "s":
+        flags |= kafs.PRP_STATUS_MEM    # Members only
+    else:
+        raise AFSArgumentError("Status-read privacy flags must be [Ss]")
+
+    # Indicate who can use "pts listowned"
+    if s[1] == "O":
+        flags |= kafs.PRP_OWNED_ANY     # Anyone
+    elif s[1] == "-":
+        pass                            # Sysadmin & Group owner only
+    else:
+        raise AFSArgumentError("Ownership-read privacy flags must be [O-]")
+
+    # Indicate who can use "pts membership"
+    if s[2] == "M":
+        flags |= kafs.PRP_MEMBER_ANY    # Anyone
+    elif s[2] == "m":
+        flags |= kafs.PRP_MEMBER_MEM  # Members only
+    elif s[2] == "-":
+        pass                            # Sysadmin & User can list which groups they belong to
+    else:
+        raise AFSArgumentError("Membership-read privacy flags must be [Mm-]")
+
+    # Indicate who can use "pts adduser"
+    if s[3] == "A":
+        flags |= kafs.PRP_ADD_ANY       # Anyone
+    elif s[3] == "a":
+        elflags |= kafs.PRP_ADD_MEM     # Members only
+    elif s[3] == "-":
+        pass                            # Sysadmin & Group owner only
+    else:
+        raise AFSArgumentError("Add-user privacy flags must be [Aa-]")
+
+    # Indicate who can use "pts removeuser"
+    if s[4] == "r":
+        flags |= kafs.PRP_REMOVE_MEM    # Members can remove other members
+    elif s[4] == "-":
+        pass                            # Sysadmin |= Group owner only
+    else:
+        raise AFSArgumentError("Remove-user privacy flags must be [r-]")
+
+    return flags >> 16
+
+command_arguments = [
+    [ "nameorid",       get_strings,            "rm",         "<user name>+" ],
+    [ "access",         get_privacy_flags,      "os",         "<set privacy flags>" ],
+    [ "groupquota",     get_string,             "os",         "<set limit on group creation>" ],
+    [ "cell",           get_cell,               "os",         "<cell name>" ],
+    [ "noauth",         get_auth,               "fn" ],
+    [ "localauth",      get_auth,               "fn" ],
+    [ "verbose",        get_verbose,            "fn" ],
+    [ "encrypt",        get_dummy,              "fn" ],
+    [ "force",          get_dummy,              "fn" ],
+    [ "auth",           get_dummy,              "fn" ],
+]
+
+cant_combine_arguments = [
+    ( "cell",           "localauth" ),
+    ( "noauth",         "localauth" ),
+]
+
+argument_size_limits = {
+    "nameorid"          : kafs.PR_MAXNAMELEN,
+}
+
+description = r"""
+Set privacy flags or quota for a Protection Database entry
+"""
+
+def main(params):
+    cell = params["cell"]
+    prcache = cell.get_prcache(params)
+
+    for name in params["nameorid"]:
+        prcache.precache_name_or_id(name)
+    del name
+
+    mask = 0
+    flags = 0
+    ngroups = 0
+
+    if "access" in params:
+        flags = params["access"]
+        mask |= kafs.PR_SF_ALLBITS
+
+    if "groupquota" in params:
+        ngroups = params["groupquota"]
+        if not ngroups.isnumeric():
+            raise AFSArgumentError("Group quota must be positive integer or zero")
+        ngroups = int(ngroups)
+        mask |= kafs.PR_SF_NGROUPS
+
+    for name in params["nameorid"]:
+        uid = prcache.name_or_id_to_id(name)
+
+        try:
+            verbose("Altering entry for ", uid, " (", name, ")\n")
+            ret = cell.call_pt_server(params,  kafs.PR_SetFieldsEntry,
+                                      uid, mask, flags, ngroups, 0, 0, 0)
+        except kafs.AbortPRNOENT:
+            error("User or group doesn't exist examining ", name, " (id ", uid, ")\n")
+            prcache.id_is_unknown(uid)
+        except kafs.AbortPRPERM:
+            error("Permission denied examining ", name, " (id: ", uid, ")\n")