diff options
Diffstat (limited to 'source3')
| -rw-r--r-- | source3/auth/auth_util.c | 52 |
1 files changed, 22 insertions, 30 deletions
diff --git a/source3/auth/auth_util.c b/source3/auth/auth_util.c index d59c6b40cc..89792bca94 100644 --- a/source3/auth/auth_util.c +++ b/source3/auth/auth_util.c @@ -29,7 +29,6 @@ static struct nt_user_token *create_local_nt_token(TALLOC_CTX *mem_ctx, const DOM_SID *user_sid, - const DOM_SID *group_sid, BOOL is_guest, int num_groupsids, const DOM_SID *groupsids); @@ -509,7 +508,7 @@ NT_USER_TOKEN *get_root_nt_token( void ) uid_to_sid(&u_sid, pw->pw_uid); gid_to_sid(&g_sid, pw->pw_gid); - token = create_local_nt_token(NULL, &u_sid, &g_sid, False, + token = create_local_nt_token(NULL, &u_sid, False, 1, &global_sid_Builtin_Administrators); return token; } @@ -811,7 +810,6 @@ static NTSTATUS create_builtin_administrators( void ) static struct nt_user_token *create_local_nt_token(TALLOC_CTX *mem_ctx, const DOM_SID *user_sid, - const DOM_SID *group_sid, BOOL is_guest, int num_groupsids, const DOM_SID *groupsids) @@ -830,7 +828,9 @@ static struct nt_user_token *create_local_nt_token(TALLOC_CTX *mem_ctx, add_sid_to_array(result, user_sid, &result->user_sids, &result->num_sids); - add_sid_to_array(result, group_sid, + + SMB_ASSERT(num_groupsids > 0); + add_sid_to_array(result, &groupsids[0], &result->user_sids, &result->num_sids); /* Add in BUILTIN sids */ @@ -850,9 +850,11 @@ static struct nt_user_token *create_local_nt_token(TALLOC_CTX *mem_ctx, /* Now the SIDs we got from authentication. These are the ones from * the info3 struct or from the pdb_enum_group_memberships, depending - * on who authenticated the user. */ + * on who authenticated the user. + * Note that we start the for loop at "1" here, we already added the + * first group sid as primary above. */ - for (i=0; i<num_groupsids; i++) { + for (i=1; i<num_groupsids; i++) { add_sid_to_array_unique(result, &groupsids[i], &result->user_sids, &result->num_sids); } @@ -956,8 +958,8 @@ NTSTATUS create_local_token(auth_serversupplied_info *server_info) * mapped to some local unix user. */ - if ((lp_server_role() == ROLE_DOMAIN_MEMBER) && - (server_info->was_mapped || !winbind_ping())) { + if (((lp_server_role() == ROLE_DOMAIN_MEMBER) && !winbind_ping()) || + (server_info->was_mapped)) { status = create_token_from_username(server_info, server_info->unix_name, server_info->guest, @@ -970,7 +972,6 @@ NTSTATUS create_local_token(auth_serversupplied_info *server_info) server_info->ptok = create_local_nt_token( server_info, pdb_get_user_sid(server_info->sam_account), - pdb_get_group_sid(server_info->sam_account), server_info->guest, server_info->num_sids, server_info->sids); status = server_info->ptok ? @@ -1073,7 +1074,6 @@ NTSTATUS create_token_from_username(TALLOC_CTX *mem_ctx, const char *username, /* This is a passdb user, so ask passdb */ struct samu *sam_acct = NULL; - const DOM_SID *gr_sid = NULL; if ( !(sam_acct = samu_new( tmp_ctx )) ) { result = NT_STATUS_NO_MEMORY; @@ -1087,20 +1087,6 @@ NTSTATUS create_token_from_username(TALLOC_CTX *mem_ctx, const char *username, goto unix_user; } - gr_sid = pdb_get_group_sid(sam_acct); - if (!gr_sid) { - goto unix_user; - } - - sid_copy(&primary_group_sid, gr_sid); - - if (!sid_to_gid(&primary_group_sid, gid)) { - DEBUG(1, ("sid_to_gid(%s) failed\n", - sid_string_static(&primary_group_sid))); - DEBUGADD(1, ("Fall back to unix user %s\n", username)); - goto unix_user; - } - result = pdb_enum_group_memberships(tmp_ctx, sam_acct, &group_sids, &gids, &num_group_sids); @@ -1111,6 +1097,10 @@ NTSTATUS create_token_from_username(TALLOC_CTX *mem_ctx, const char *username, goto unix_user; } + /* see the smb_panic() in pdb_default_enum_group_memberships */ + SMB_ASSERT(num_group_sids > 0); + + *gid = gids[0]; *found_username = talloc_strdup(mem_ctx, pdb_get_username(sam_acct)); @@ -1139,9 +1129,6 @@ NTSTATUS create_token_from_username(TALLOC_CTX *mem_ctx, const char *username, goto done; } - *gid = pass->pw_gid; - gid_to_sid(&primary_group_sid, pass->pw_gid); - if (!getgroups_unix_user(tmp_ctx, username, pass->pw_gid, &gids, &num_group_sids)) { DEBUG(1, ("getgroups_unix_user for user %s failed\n", @@ -1159,6 +1146,11 @@ NTSTATUS create_token_from_username(TALLOC_CTX *mem_ctx, const char *username, for (i=0; i<num_group_sids; i++) { gid_to_sid(&group_sids[i], gids[i]); } + + /* In getgroups_unix_user we always set the primary gid */ + SMB_ASSERT(num_group_sids > 0); + + *gid = gids[0]; *found_username = talloc_strdup(mem_ctx, pass->pw_name); } else { @@ -1182,13 +1174,13 @@ NTSTATUS create_token_from_username(TALLOC_CTX *mem_ctx, const char *username, goto done; } - num_group_sids = 0; - group_sids = NULL; + num_group_sids = 1; + group_sids = &primary_group_sid; *found_username = talloc_strdup(mem_ctx, username); } - *token = create_local_nt_token(mem_ctx, &user_sid, &primary_group_sid, + *token = create_local_nt_token(mem_ctx, &user_sid, is_guest, num_group_sids, group_sids); if ((*token == NULL) || (*found_username == NULL)) { |