From dab71bed4e61b816b112433fc44e5f7259e4d2ab Mon Sep 17 00:00:00 2001 From: Gerald Carter Date: Wed, 24 Aug 2005 16:19:07 +0000 Subject: r9588: remove netsamlogon_cache interface...everything seems to work fine. Will deal with any fallout from special environments using a non-cache solution (This used to be commit e1de6f238f3981d81e49fb41919fdce4f07c8280) --- source3/Makefile.in | 6 +- source3/auth/auth_domain.c | 1 - source3/libsmb/samlogon_cache.c | 247 -------------------------------------- source3/nsswitch/winbindd.c | 2 - source3/nsswitch/winbindd_cache.c | 38 ------ source3/nsswitch/winbindd_pam.c | 6 - source3/nsswitch/winbindd_rpc.c | 52 -------- 7 files changed, 2 insertions(+), 350 deletions(-) (limited to 'source3') diff --git a/source3/Makefile.in b/source3/Makefile.in index aa6a526fbb..77ea71296e 100644 --- a/source3/Makefile.in +++ b/source3/Makefile.in @@ -350,8 +350,6 @@ VFS_CATIA_OBJ = modules/vfs_catia.o PLAINTEXT_AUTH_OBJ = auth/pampass.o auth/pass_check.o -SLCACHE_OBJ = libsmb/samlogon_cache.o - DCUTIL_OBJ = libsmb/namequery_dc.o libsmb/trustdom_cache.o libsmb/trusts_util.o AUTH_BUILTIN_OBJ = auth/auth_builtin.o @@ -364,7 +362,7 @@ AUTH_WINBIND_OBJ = auth/auth_winbind.o AUTH_OBJ = auth/auth.o @AUTH_STATIC@ auth/auth_util.o auth/auth_compat.o \ auth/auth_ntlmssp.o \ - $(PLAINTEXT_AUTH_OBJ) $(SLCACHE_OBJ) $(DCUTIL_OBJ) + $(PLAINTEXT_AUTH_OBJ) $(DCUTIL_OBJ) MANGLE_OBJ = smbd/mangle.o smbd/mangle_hash.o smbd/mangle_map.o smbd/mangle_hash2.o @@ -665,7 +663,7 @@ WINBINDD_OBJ = \ $(WINBINDD_OBJ1) $(PASSDB_OBJ) $(GROUPDB_OBJ) \ $(PARAM_OBJ) $(LIB_NONSMBD_OBJ) \ $(LIBSMB_OBJ) $(LIBMSRPC_OBJ) $(RPC_PARSE_OBJ) \ - $(PROFILE_OBJ) $(SLCACHE_OBJ) $(SMBLDAP_OBJ) \ + $(PROFILE_OBJ) $(SMBLDAP_OBJ) \ $(SECRETS_OBJ) $(LIBADS_OBJ) $(KRBCLIENT_OBJ) $(POPT_LIB_OBJ) \ $(DCUTIL_OBJ) $(IDMAP_OBJ) \ $(AFS_OBJ) $(AFS_SETTOKEN_OBJ) diff --git a/source3/auth/auth_domain.c b/source3/auth/auth_domain.c index 6483dc143a..cdf87adebb 100644 --- a/source3/auth/auth_domain.c +++ b/source3/auth/auth_domain.c @@ -205,7 +205,6 @@ static NTSTATUS domain_client_validate(TALLOC_CTX *mem_ctx, } else { nt_status = make_server_info_info3(mem_ctx, user_info->internal_username.str, user_info->smb_name.str, domain, server_info, &info3); - netsamlogon_cache_store( mem_ctx, user_info->smb_name.str, &info3 ); } #if 0 diff --git a/source3/libsmb/samlogon_cache.c b/source3/libsmb/samlogon_cache.c index fdfc92a750..e69de29bb2 100644 --- a/source3/libsmb/samlogon_cache.c +++ b/source3/libsmb/samlogon_cache.c @@ -1,247 +0,0 @@ -/* - Unix SMB/CIFS implementation. - Net_sam_logon info3 helpers - Copyright (C) Alexander Bokovoy 2002. - Copyright (C) Andrew Bartlett 2002. - Copyright (C) Gerald Carter 2003. - Copyright (C) Tim Potter 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" - -#define NETSAMLOGON_TDB "netsamlogon_cache.tdb" - -static TDB_CONTEXT *netsamlogon_tdb = NULL; - -/*********************************************************************** - open the tdb - ***********************************************************************/ - -BOOL netsamlogon_cache_init(void) -{ - if (!netsamlogon_tdb) { - netsamlogon_tdb = tdb_open_log(lock_path(NETSAMLOGON_TDB), 0, - TDB_DEFAULT, O_RDWR | O_CREAT, 0600); - } - - return (netsamlogon_tdb != NULL); -} - - -/*********************************************************************** - Shutdown samlogon_cache database -***********************************************************************/ - -BOOL netsamlogon_cache_shutdown(void) -{ - if(netsamlogon_tdb) - return (tdb_close(netsamlogon_tdb) == 0); - - return True; -} - -/*********************************************************************** - Clear cache getpwnam and getgroups entries from the winbindd cache -***********************************************************************/ -void netsamlogon_clear_cached_user(TDB_CONTEXT *tdb, NET_USER_INFO_3 *user) -{ - fstring domain; - TDB_DATA key; - BOOL got_tdb = False; - - /* We may need to call this function from smbd which will not have - winbindd_cache.tdb open. Open the tdb if a NULL is passed. */ - - if (!tdb) { - tdb = tdb_open_log(lock_path("winbindd_cache.tdb"), 5000, - TDB_DEFAULT, O_RDWR, 0600); - if (!tdb) { - DEBUG(5, ("netsamlogon_clear_cached_user: failed to open cache\n")); - return; - } - got_tdb = True; - } - - unistr2_to_ascii(domain, &user->uni_logon_dom, sizeof(domain) - 1); - - /* Clear U/DOMAIN/RID cache entry */ - - asprintf(&key.dptr, "U/%s/%d", domain, user->user_rid); - key.dsize = strlen(key.dptr) - 1; /* keys are not NULL terminated */ - - DEBUG(10, ("netsamlogon_clear_cached_user: clearing %s\n", key.dptr)); - - tdb_delete(tdb, key); - - SAFE_FREE(key.dptr); - - /* Clear UG/DOMAIN/RID cache entry */ - - asprintf(&key.dptr, "UG/%s/%d", domain, user->user_rid); - key.dsize = strlen(key.dptr) - 1; /* keys are not NULL terminated */ - - DEBUG(10, ("netsamlogon_clear_cached_user: clearing %s\n", key.dptr)); - - tdb_delete(tdb, key); - - SAFE_FREE(key.dptr); - - if (got_tdb) - tdb_close(tdb); -} - -/*********************************************************************** - Store a NET_USER_INFO_3 structure in a tdb for later user - username should be in UTF-8 format -***********************************************************************/ - -BOOL netsamlogon_cache_store(TALLOC_CTX *mem_ctx, const char * username, NET_USER_INFO_3 *user) -{ - TDB_DATA data; - fstring keystr; - prs_struct ps; - BOOL result = False; - DOM_SID user_sid; - time_t t = time(NULL); - - - if (!netsamlogon_cache_init()) { - DEBUG(0,("netsamlogon_cache_store: cannot open %s for write!\n", NETSAMLOGON_TDB)); - return False; - } - - sid_copy( &user_sid, &user->dom_sid.sid ); - sid_append_rid( &user_sid, user->user_rid ); - - /* Prepare key as DOMAIN-SID/USER-RID string */ - slprintf(keystr, sizeof(keystr), "%s", sid_string_static(&user_sid)); - - DEBUG(10,("netsamlogon_cache_store: SID [%s]\n", keystr)); - - /* only Samba fills in the username, not sure why NT doesn't */ - /* so we fill it in since winbindd_getpwnam() makes use of it */ - - if ( !user->uni_user_name.buffer ) { - init_unistr2( &user->uni_user_name, username, UNI_STR_TERMINATE ); - init_uni_hdr( &user->hdr_user_name, &user->uni_user_name ); - } - - /* Prepare data */ - - prs_init( &ps,MAX_PDU_FRAG_LEN , mem_ctx, MARSHALL); - - if ( !prs_uint32( "timestamp", &ps, 0, (uint32*)&t ) ) - return False; - - if ( net_io_user_info3("", user, &ps, 0, 3) ) - { - data.dsize = prs_offset( &ps ); - data.dptr = prs_data_p( &ps ); - - if (tdb_store_bystring(netsamlogon_tdb, keystr, data, TDB_REPLACE) != -1) - result = True; - - prs_mem_free( &ps ); - } - - return result; -} - -/*********************************************************************** - Retrieves a NET_USER_INFO_3 structure from a tdb. Caller must - free the user_info struct (malloc()'d memory) -***********************************************************************/ - -NET_USER_INFO_3* netsamlogon_cache_get( TALLOC_CTX *mem_ctx, const DOM_SID *user_sid) -{ - NET_USER_INFO_3 *user = NULL; - TDB_DATA data, key; - prs_struct ps; - fstring keystr; - uint32 t; - - if (!netsamlogon_cache_init()) { - DEBUG(0,("netsamlogon_cache_store: cannot open %s for write!\n", NETSAMLOGON_TDB)); - return False; - } - - /* Prepare key as DOMAIN-SID/USER-RID string */ - slprintf(keystr, sizeof(keystr), "%s", sid_string_static(user_sid)); - DEBUG(10,("netsamlogon_cache_get: SID [%s]\n", keystr)); - key.dptr = keystr; - key.dsize = strlen(keystr)+1; - data = tdb_fetch( netsamlogon_tdb, key ); - - if ( data.dptr ) { - - if ( (user = SMB_MALLOC_P(NET_USER_INFO_3)) == NULL ) - return NULL; - - prs_init( &ps, 0, mem_ctx, UNMARSHALL ); - prs_give_memory( &ps, data.dptr, data.dsize, True ); - - if ( !prs_uint32( "timestamp", &ps, 0, &t ) ) { - prs_mem_free( &ps ); - return False; - } - - if ( !net_io_user_info3("", user, &ps, 0, 3) ) { - SAFE_FREE( user ); - } - - prs_mem_free( &ps ); - -#if 0 /* The netsamlogon cache needs to hang around. Something about - this feels wrong, but it is the only way we can get all of the - groups. The old universal groups cache didn't expire either. - --jerry */ - { - time_t now = time(NULL); - uint32 time_diff; - - /* is the entry expired? */ - time_diff = now - t; - - if ( (time_diff < 0 ) || (time_diff > lp_winbind_cache_time()) ) { - DEBUG(10,("netsamlogon_cache_get: cache entry expired \n")); - tdb_delete( netsamlogon_tdb, key ); - SAFE_FREE( user ); - } -#endif - } - - return user; -} - -BOOL netsamlogon_cache_have(const DOM_SID *user_sid) -{ - TALLOC_CTX *mem_ctx = talloc_init("netsamlogon_cache_have"); - NET_USER_INFO_3 *user = NULL; - BOOL result; - - if (!mem_ctx) - return False; - - user = netsamlogon_cache_get(mem_ctx, user_sid); - - result = (user != NULL); - - talloc_destroy(mem_ctx); - SAFE_FREE(user); - - return result; -} diff --git a/source3/nsswitch/winbindd.c b/source3/nsswitch/winbindd.c index 43bd5ed450..dffaad5ef0 100644 --- a/source3/nsswitch/winbindd.c +++ b/source3/nsswitch/winbindd.c @@ -1020,8 +1020,6 @@ int main(int argc, char **argv) poptFreeContext(pc); - netsamlogon_cache_init(); /* Non-critical */ - init_domain_list(); init_idmap_child(); diff --git a/source3/nsswitch/winbindd_cache.c b/source3/nsswitch/winbindd_cache.c index 27fe6192da..ce291a6c25 100644 --- a/source3/nsswitch/winbindd_cache.c +++ b/source3/nsswitch/winbindd_cache.c @@ -1064,18 +1064,6 @@ static NTSTATUS query_user(struct winbindd_domain *domain, centry = wcache_fetch(cache, domain, "U/%s", sid_string_static(user_sid)); - /* If we have an access denied cache entry and a cached info3 in the - samlogon cache then do a query. This will force the rpc back end - to return the info3 data. */ - - if (NT_STATUS_V(domain->last_status) == NT_STATUS_V(NT_STATUS_ACCESS_DENIED) && - netsamlogon_cache_have(user_sid)) { - DEBUG(10, ("query_user: cached access denied and have cached info3\n")); - domain->last_status = NT_STATUS_OK; - centry_free(centry); - goto do_query; - } - if (!centry) goto do_query; @@ -1131,18 +1119,6 @@ static NTSTATUS lookup_usergroups(struct winbindd_domain *domain, centry = wcache_fetch(cache, domain, "UG/%s", sid_to_string(sid_string, user_sid)); - /* If we have an access denied cache entry and a cached info3 in the - samlogon cache then do a query. This will force the rpc back end - to return the info3 data. */ - - if (NT_STATUS_V(domain->last_status) == NT_STATUS_V(NT_STATUS_ACCESS_DENIED) && - netsamlogon_cache_have(user_sid)) { - DEBUG(10, ("query_user: cached access denied and have cached info3\n")); - domain->last_status = NT_STATUS_OK; - centry_free(centry); - goto do_query; - } - if (!centry) goto do_query; @@ -1416,20 +1392,6 @@ static int traverse_fn(TDB_CONTEXT *the_tdb, TDB_DATA kbuf, TDB_DATA dbuf, return 0; } -/* Invalidate the getpwnam and getgroups entries for a winbindd domain */ - -void wcache_invalidate_samlogon(struct winbindd_domain *domain, - NET_USER_INFO_3 *info3) -{ - struct winbind_cache *cache; - - if (!domain) - return; - - cache = get_cache(domain); - netsamlogon_clear_cached_user(cache->tdb, info3); -} - void wcache_invalidate_cache(void) { struct winbindd_domain *domain; diff --git a/source3/nsswitch/winbindd_pam.c b/source3/nsswitch/winbindd_pam.c index 4797ba79f4..64969a6cf4 100644 --- a/source3/nsswitch/winbindd_pam.c +++ b/source3/nsswitch/winbindd_pam.c @@ -413,9 +413,6 @@ enum winbindd_result winbindd_dual_pam_auth(struct winbindd_domain *domain, } if (NT_STATUS_IS_OK(result)) { - netsamlogon_cache_store(state->mem_ctx, name_user, &info3); - wcache_invalidate_samlogon(find_domain_from_name(name_domain), &info3); - /* Check if the user is in the right group */ if (!NT_STATUS_IS_OK(result = check_info3_in_group(state->mem_ctx, &info3, state->request.data.auth.require_membership_of_sid))) { @@ -721,9 +718,6 @@ enum winbindd_result winbindd_dual_pam_auth_crap(struct winbindd_domain *domain, } if (NT_STATUS_IS_OK(result)) { - netsamlogon_cache_store( state->mem_ctx, name_user, &info3 ); - wcache_invalidate_samlogon(find_domain_from_name(name_domain), &info3); - if (!NT_STATUS_IS_OK(result = check_info3_in_group(state->mem_ctx, &info3, state->request.data.auth_crap.require_membership_of_sid))) { DEBUG(3, ("User %s is not in the required group (%s), so plaintext authentication is rejected\n", state->request.data.auth_crap.user, diff --git a/source3/nsswitch/winbindd_rpc.c b/source3/nsswitch/winbindd_rpc.c index 63e2487700..b3bed2e0be 100644 --- a/source3/nsswitch/winbindd_rpc.c +++ b/source3/nsswitch/winbindd_rpc.c @@ -329,7 +329,6 @@ static NTSTATUS query_user(struct winbindd_domain *domain, SAM_USERINFO_CTR *ctr; fstring sid_string; uint32 user_rid; - NET_USER_INFO_3 *user; struct rpc_pipe_client *cli; DEBUG(3,("rpc: query_user rid=%s\n", @@ -338,33 +337,6 @@ static NTSTATUS query_user(struct winbindd_domain *domain, if (!sid_peek_check_rid(&domain->sid, user_sid, &user_rid)) return NT_STATUS_UNSUCCESSFUL; - /* try netsamlogon cache first */ - - if ( (user = netsamlogon_cache_get( mem_ctx, user_sid )) != NULL ) - { - - DEBUG(5,("query_user: Cache lookup succeeded for %s\n", - sid_string_static(user_sid))); - - sid_compose(&user_info->user_sid, &domain->sid, user_rid); - sid_compose(&user_info->group_sid, &domain->sid, - user->group_rid); - - user_info->acct_name = unistr2_tdup(mem_ctx, - &user->uni_user_name); - user_info->full_name = unistr2_tdup(mem_ctx, - &user->uni_full_name); - - user_info->homedir = NULL; - user_info->shell = NULL; - - SAFE_FREE(user); - - return NT_STATUS_OK; - } - - /* no cache; hit the wire */ - result = cm_connect_sam(domain, mem_ctx, &cli, &dom_pol); if (!NT_STATUS_IS_OK(result)) return result; @@ -412,7 +384,6 @@ static NTSTATUS lookup_usergroups(struct winbindd_domain *domain, unsigned int i; fstring sid_string; uint32 user_rid; - NET_USER_INFO_3 *user; struct rpc_pipe_client *cli; DEBUG(3,("rpc: lookup_usergroups sid=%s\n", @@ -423,29 +394,6 @@ static NTSTATUS lookup_usergroups(struct winbindd_domain *domain, *num_groups = 0; *user_grpsids = NULL; - - /* so lets see if we have a cached user_info_3 */ - - if ( (user = netsamlogon_cache_get( mem_ctx, user_sid )) != NULL ) - { - DEBUG(5,("query_user: Cache lookup succeeded for %s\n", - sid_string_static(user_sid))); - - *num_groups = user->num_groups; - - (*user_grpsids) = TALLOC_ARRAY(mem_ctx, DOM_SID, *num_groups); - for (i=0;i<(*num_groups);i++) { - sid_copy(&((*user_grpsids)[i]), &domain->sid); - sid_append_rid(&((*user_grpsids)[i]), - user->gids[i].g_rid); - } - - SAFE_FREE(user); - - return NT_STATUS_OK; - } - - /* no cache; hit the wire */ result = cm_connect_sam(domain, mem_ctx, &cli, &dom_pol); if (!NT_STATUS_IS_OK(result)) -- cgit