add the account policy plugin and related server code, schema, and config

Add the account policy plugin and related server code, schema, and config
A new switch to configure has been added --enable-acctpolicy - this is
enabled by default - so the plugin and the schema will be built and installed
by default
the plugin will be in dse.ldif, but will be disabled by default
The original contribution had some minor problems with the schema and config
entries - these have been cleaned up
The original contribution had a few memory leaks - these have been cleaned up

1 files changed, 123 insertions, 0 deletions

diff --git a/ldap/servers/plugins/acctpolicy/acct_config.c b/ldap/servers/plugins/acctpolicy/acct_config.c
new file mode 100644
index 00000000..11473208
--- /dev/null
+++ b/ldap/servers/plugins/acctpolicy/acct_config.c
@@ -0,0 +1,123 @@
+/******************************************************************************
+Copyright (C) 2009 Hewlett-Packard Development Company, L.P.
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+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 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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+
+Contributors:
+Hewlett-Packard Development Company, L.P.
+******************************************************************************/
+
+#include <stdio.h>
+#include <string.h>
+#include "slapi-plugin.h"
+#include "acctpolicy.h"
+#include "nspr.h"
+
+/* Globals */
+static acctPluginCfg globalcfg;
+
+/* Local function prototypes */
+static int acct_policy_entry2config( Slapi_Entry *e,
+	acctPluginCfg *newcfg );
+
+/*
+  Creates global config structure from config entry at plugin startup
+*/
+int
+acct_policy_load_config_startup( Slapi_PBlock* pb, void* plugin_id ) {
+	acctPluginCfg *newcfg;
+	Slapi_Entry *config_entry = NULL;
+	Slapi_DN *config_sdn = NULL;
+	int rc;
+
+	/* Retrieve the config entry */
+	config_sdn = slapi_sdn_new_dn_byref( PLUGIN_CONFIG_DN );
+	rc = slapi_search_internal_get_entry( config_sdn, NULL, &config_entry,
+		plugin_id);
+	slapi_sdn_free( &config_sdn );
+
+	if( rc != LDAP_SUCCESS || config_entry == NULL ) {
+		slapi_log_error( SLAPI_LOG_FATAL, PLUGIN_NAME,
+			"Failed to retrieve configuration entry %s: %d\n",
+			PLUGIN_CONFIG_DN, rc );
+		return( -1 );
+	}
+
+	newcfg = get_config();
+	rc = acct_policy_entry2config( config_entry, newcfg );
+
+	slapi_entry_free( config_entry );
+
+	return( rc );
+}
+
+/*
+   Parses config entry into config structure, caller is responsible for
+   allocating the config structure memory
+*/
+static int
+acct_policy_entry2config( Slapi_Entry *e, acctPluginCfg *newcfg ) {
+	const char *config_val;
+
+	if( newcfg == NULL ) {
+		slapi_log_error( SLAPI_LOG_FATAL, PLUGIN_NAME,
+			"Failed to allocate configuration structure\n" );
+		return( -1 );
+	}
+
+	memset( newcfg, 0, sizeof( acctPluginCfg ) );
+
+	newcfg->state_attr_name = get_attr_string_val( e, CFG_LASTLOGIN_STATE_ATTR );
+	if( newcfg->state_attr_name == NULL ) {
+		newcfg->state_attr_name = slapi_ch_strdup( DEFAULT_LASTLOGIN_STATE_ATTR );
+	}
+
+	newcfg->alt_state_attr_name = get_attr_string_val( e, CFG_ALT_LASTLOGIN_STATE_ATTR );
+	if( newcfg->alt_state_attr_name == NULL ) {
+		newcfg->alt_state_attr_name = slapi_ch_strdup( DEFAULT_ALT_LASTLOGIN_STATE_ATTR );
+	}
+
+	newcfg->spec_attr_name = get_attr_string_val( e, CFG_SPEC_ATTR );
+	if( newcfg->spec_attr_name == NULL ) {
+		newcfg->spec_attr_name = slapi_ch_strdup( DEFAULT_SPEC_ATTR );
+	}
+
+	newcfg->limit_attr_name = get_attr_string_val( e, CFG_INACT_LIMIT_ATTR );
+	if( newcfg->limit_attr_name == NULL ) {
+		newcfg->limit_attr_name = slapi_ch_strdup( DEFAULT_INACT_LIMIT_ATTR );
+	}
+
+	config_val = get_attr_string_val( e, CFG_RECORD_LOGIN );
+	if(     strcasecmp( config_val, "true" ) == 0 ||
+		strcasecmp( config_val, "yes" ) == 0 ||
+		strcasecmp( config_val, "on" ) == 0 ||
+		strcasecmp( config_val, "1" ) == 0 ) {
+		newcfg->always_record_login = 1;
+	} else {
+		newcfg->always_record_login = 0;
+	}
+	slapi_ch_free_string(&config_val);
+
+	return( 0 );
+}
+
+/*
+  Returns a pointer to config structure for use by any code needing to look
+  at, for example, attribute mappings
+*/
+acctPluginCfg*
+get_config() {
+	return( &globalcfg );
+}
+