working draft of the idmap_ldap code.

Includes sambaUnixIdPool objectclass

Still needs cleaning up wrt to name space.
More changes to come, but at least we now have a
a working distributed winbindd solution.
(This used to be commit 824175854421f7c27d31ad673a8790dd018ae350)

1 files changed, 259 insertions, 0 deletions

diff --git a/source3/lib/smbldap.c b/source3/lib/smbldap.c
new file mode 100644
index 0000000000..5dbea0669f
--- /dev/null
+++ b/source3/lib/smbldap.c
@@ -0,0 +1,259 @@
+/* 
+   Unix SMB/CIFS mplementation.
+   LDAP protocol helper functions for SAMBA
+   Copyright (C) Gerald Carter			2001-2003
+    
+   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; either version 2 of the License, or
+   (at your option) any later version.
+   
+   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., 675 Mass Ave, Cambridge, MA 02139, USA.
+   
+*/
+
+#include "includes.h"
+#include "smbldap.h"
+
+/* attributes used by Samba 2.2 */
+
+ATTRIB_MAP_ENTRY attrib_map_v22[] = {
+	{ LDAP_ATTR_UID,		"uid" 		},
+	{ LDAP_ATTR_UIDNUMBER,		LDAP_ATTRIBUTE_UIDNUMBER},
+	{ LDAP_ATTR_GIDNUMBER,		LDAP_ATTRIBUTE_GIDNUMBER},
+	{ LDAP_ATTR_UNIX_HOME,		"homeDirectory"	},
+	{ LDAP_ATTR_PWD_LAST_SET,	"pwdLastSet"	},
+	{ LDAP_ATTR_PWD_CAN_CHANGE,	"pwdCanChange"	},
+	{ LDAP_ATTR_PWD_MUST_CHANGE,	"pwdMustChange"	},
+	{ LDAP_ATTR_LOGON_TIME,		"logonTime" 	},
+	{ LDAP_ATTR_LOGOFF_TIME,	"logoffTime"	},
+	{ LDAP_ATTR_KICKOFF_TIME,	"kickoffTime"	},
+	{ LDAP_ATTR_CN,			"cn"		},
+	{ LDAP_ATTR_DISPLAY_NAME,	"displayName"	},
+	{ LDAP_ATTR_HOME_PATH,		"smbHome"	},
+	{ LDAP_ATTR_HOME_DRIVE,		"homeDrives"	},
+	{ LDAP_ATTR_LOGON_SCRIPT,	"scriptPath"	},
+	{ LDAP_ATTR_PROFILE_PATH,	"profilePath"	},
+	{ LDAP_ATTR_DESC,		"description"	},
+	{ LDAP_ATTR_USER_WKS,		"userWorkstations"},
+	{ LDAP_ATTR_USER_RID,		"rid"		},
+	{ LDAP_ATTR_PRIMARY_GROUP_RID,	"primaryGroupID"},
+	{ LDAP_ATTR_LMPW,		"lmPassword"	},
+	{ LDAP_ATTR_NTPW,		"ntPassword"	},
+	{ LDAP_ATTR_DOMAIN,		"domain"	},
+	{ LDAP_ATTR_OBJCLASS,		"objectClass"	},
+	{ LDAP_ATTR_ACB_INFO,		"acctFlags"	},
+	{ LDAP_ATTR_LIST_END,		NULL 		}
+};
+
+/* attributes used by Samba 3.0's sambaSamAccount */
+
+ATTRIB_MAP_ENTRY attrib_map_v30[] = {
+	{ LDAP_ATTR_UID,		"uid" 			},
+	{ LDAP_ATTR_UIDNUMBER,		LDAP_ATTRIBUTE_UIDNUMBER},
+	{ LDAP_ATTR_GIDNUMBER,		LDAP_ATTRIBUTE_GIDNUMBER},
+	{ LDAP_ATTR_UNIX_HOME,		"homeDirectory"		},
+	{ LDAP_ATTR_PWD_LAST_SET,	"sambaPwdLastSet"	},
+	{ LDAP_ATTR_PWD_CAN_CHANGE,	"sambaPwdCanChange"	},
+	{ LDAP_ATTR_PWD_MUST_CHANGE,	"sambaPwdMustChange"	},
+	{ LDAP_ATTR_LOGON_TIME,		"sambaLogonTime" 	},
+	{ LDAP_ATTR_LOGOFF_TIME,	"sambaLogoffTime"	},
+	{ LDAP_ATTR_KICKOFF_TIME,	"sambaKickoffTime"	},
+	{ LDAP_ATTR_CN,			"cn"			},
+	{ LDAP_ATTR_DISPLAY_NAME,	"displayName"		},
+	{ LDAP_ATTR_HOME_DRIVE,		"sambaHomeDrive"	},
+	{ LDAP_ATTR_HOME_PATH,		"sambaHomePath"		},
+	{ LDAP_ATTR_LOGON_SCRIPT,	"sambaLogonScript"	},
+	{ LDAP_ATTR_PROFILE_PATH,	"sambaProfilePath"	},
+	{ LDAP_ATTR_DESC,		"description"		},
+	{ LDAP_ATTR_USER_WKS,		"sambaUserWorkstations"	},
+	{ LDAP_ATTR_USER_SID,		"sambaSID"		},
+	{ LDAP_ATTR_PRIMARY_GROUP_SID,	"sambaPrimaryGroupSID"	},
+	{ LDAP_ATTR_LMPW,		"sambaLMPassword"	},
+	{ LDAP_ATTR_NTPW,		"sambaNTPassword"	},
+	{ LDAP_ATTR_DOMAIN,		"sambaDomainName"	},
+	{ LDAP_ATTR_OBJCLASS,		"objectClass"		},
+	{ LDAP_ATTR_ACB_INFO,		"sambaAcctFlags"	},
+	{ LDAP_ATTR_LIST_END,		NULL 			}
+};
+
+/* attributes used for alalocating RIDs */
+
+ATTRIB_MAP_ENTRY dominfo_attr_list[] = {
+	{ LDAP_ATTR_DOMAIN,		"sambaDomainName"	},
+	{ LDAP_ATTR_NEXT_USERRID,	"sambaNextUserRid"	},
+	{ LDAP_ATTR_NEXT_GROUPRID,	"sambaNextGroupRid"	},
+	{ LDAP_ATTR_DOM_SID,		"sambaSID"		},
+	{ LDAP_ATTR_LIST_END,		NULL			},
+};
+
+/* Samba 3.0 group mapping attributes */
+
+ATTRIB_MAP_ENTRY groupmap_attr_list[] = {
+	{ LDAP_ATTR_GIDNUMBER,		LDAP_ATTRIBUTE_GIDNUMBER},
+	{ LDAP_ATTR_GROUP_SID,		"sambaSID"		},
+	{ LDAP_ATTR_GROUP_TYPE,		"sambaGroupType"	},
+	{ LDAP_ATTR_DESC,		"description"		},
+	{ LDAP_ATTR_DISPLAY_NAME,	"displayName"		},
+	{ LDAP_ATTR_CN,			"cn"			},
+	{ LDAP_ATTR_LIST_END,		NULL			}	
+};
+
+ATTRIB_MAP_ENTRY groupmap_attr_list_to_delete[] = {
+	{ LDAP_ATTR_GROUP_SID,		"sambaSID"		},
+	{ LDAP_ATTR_GROUP_TYPE,		"sambaGroupType"	},
+	{ LDAP_ATTR_DESC,		"description"		},
+	{ LDAP_ATTR_DISPLAY_NAME,	"displayName"		},
+	{ LDAP_ATTR_LIST_END,		NULL			}	
+};
+
+/* idmap_ldap samba[U|G]idPool */
+
+ATTRIB_MAP_ENTRY idpool_attr_list[] = {
+	{ LDAP_ATTR_UIDNUMBER,		LDAP_ATTRIBUTE_UIDNUMBER},
+	{ LDAP_ATTR_GIDNUMBER,		LDAP_ATTRIBUTE_GIDNUMBER},
+	{ LDAP_ATTR_LIST_END,		NULL			}	
+};
+
+ATTRIB_MAP_ENTRY sidmap_attr_list[] = {
+	{ LDAP_ATTR_GROUP_SID,		"sambaSID"		},
+	{ LDAP_ATTR_UIDNUMBER,		LDAP_ATTRIBUTE_UIDNUMBER},
+	{ LDAP_ATTR_GIDNUMBER,		LDAP_ATTRIBUTE_GIDNUMBER},
+	{ LDAP_ATTR_LIST_END,		NULL			}	
+};
+
+/**********************************************************************
+ perform a simple table lookup and return the attribute name 
+ **********************************************************************/
+ 
+const char* get_attr_key2string( ATTRIB_MAP_ENTRY table[], int key )
+{
+	int i = 0;
+	
+	while ( table[i].attrib != LDAP_ATTR_LIST_END ) {
+		if ( table[i].attrib == key )
+			return table[i].name;
+		i++;
+	}
+	
+	return NULL;
+}
+
+
+/**********************************************************************
+ Return the list of attribute names from a mapping table
+ **********************************************************************/
+
+char** get_attr_list( ATTRIB_MAP_ENTRY table[] )
+{
+	char **names;
+	int i = 0;
+	
+	while ( table[i].attrib != LDAP_ATTR_LIST_END )
+		i++;
+	i++;
+
+	names = (char**)malloc( sizeof(char*)*i );
+	if ( !names ) {
+		DEBUG(0,("get_attr_list: out of memory\n"));
+		return NULL;
+	}
+
+	i = 0;
+	while ( table[i].attrib != LDAP_ATTR_LIST_END ) {
+		names[i] = strdup( table[i].name );
+		i++;
+	}
+	names[i] = NULL;
+	
+	return names;
+}
+
+/*********************************************************************
+ Cleanup 
+ ********************************************************************/
+
+void free_attr_list( char **list )
+{
+	int i = 0;
+
+	if ( !list )
+		return; 
+
+	while ( list[i] )
+		SAFE_FREE( list[i] );
+
+	SAFE_FREE( list );
+}
+
+/*******************************************************************
+ find the ldap password
+******************************************************************/
+BOOL fetch_ldap_pw(char **dn, char** pw)
+{
+	char *key = NULL;
+	size_t size;
+	
+	*dn = smb_xstrdup(lp_ldap_admin_dn());
+	
+	if (asprintf(&key, "%s/%s", SECRETS_LDAP_BIND_PW, *dn) < 0) {
+		SAFE_FREE(*dn);
+		DEBUG(0, ("fetch_ldap_pw: asprintf failed!\n"));
+	}
+	
+	*pw=secrets_fetch(key, &size);
+	SAFE_FREE(key);
+
+	if (!size) {
+		/* Upgrade 2.2 style entry */
+		char *p;
+	        char* old_style_key = strdup(*dn);
+		char *data;
+		fstring old_style_pw;
+		
+		if (!old_style_key) {
+			DEBUG(0, ("fetch_ldap_pw: strdup failed!\n"));
+			return False;
+		}
+
+		for (p=old_style_key; *p; p++)
+			if (*p == ',') *p = '/';
+	
+		data=secrets_fetch(old_style_key, &size);
+		if (!size && size < sizeof(old_style_pw)) {
+			DEBUG(0,("fetch_ldap_pw: neither ldap secret retrieved!\n"));
+			SAFE_FREE(old_style_key);
+			SAFE_FREE(*dn);
+			return False;
+		}
+
+		strncpy(old_style_pw, data, size);
+		old_style_pw[size] = 0;
+
+		SAFE_FREE(data);
+
+		if (!secrets_store_ldap_pw(*dn, old_style_pw)) {
+			DEBUG(0,("fetch_ldap_pw: ldap secret could not be upgraded!\n"));
+			SAFE_FREE(old_style_key);
+			SAFE_FREE(*dn);
+			return False;			
+		}
+		if (!secrets_delete(old_style_key)) {
+			DEBUG(0,("fetch_ldap_pw: old ldap secret could not be deleted!\n"));
+		}
+
+		SAFE_FREE(old_style_key);
+
+		*pw = smb_xstrdup(old_style_pw);		
+	}
+	
+	return True;
+}
+