diff options
Diffstat (limited to 'source3/rpc_server')
| -rw-r--r-- | source3/rpc_server/srv_pipe_hnd.c | 187 |
1 files changed, 187 insertions, 0 deletions
diff --git a/source3/rpc_server/srv_pipe_hnd.c b/source3/rpc_server/srv_pipe_hnd.c index ffb7dde1c3..f2441619ac 100644 --- a/source3/rpc_server/srv_pipe_hnd.c +++ b/source3/rpc_server/srv_pipe_hnd.c @@ -1480,3 +1480,190 @@ NTSTATUS rpc_pipe_open_internal(TALLOC_CTX *mem_ctx, *presult = result; return NT_STATUS_OK; } + +/******************************************************************* + gets a domain user's groups from their already-calculated NT_USER_TOKEN + ********************************************************************/ + +static NTSTATUS nt_token_to_group_list(TALLOC_CTX *mem_ctx, + const DOM_SID *domain_sid, + size_t num_sids, + const DOM_SID *sids, + int *numgroups, + struct samr_RidWithAttribute **pgids) +{ + int i; + + *numgroups=0; + *pgids = NULL; + + for (i=0; i<num_sids; i++) { + struct samr_RidWithAttribute gid; + if (!sid_peek_check_rid(domain_sid, &sids[i], &gid.rid)) { + continue; + } + gid.attributes = (SE_GROUP_MANDATORY|SE_GROUP_ENABLED_BY_DEFAULT| + SE_GROUP_ENABLED); + ADD_TO_ARRAY(mem_ctx, struct samr_RidWithAttribute, + gid, pgids, numgroups); + if (*pgids == NULL) { + return NT_STATUS_NO_MEMORY; + } + } + return NT_STATUS_OK; +} + +/**************************************************************************** + inits a netr_SamInfo3 structure from an auth_serversupplied_info. sam3 must + already be initialized and is used as the talloc parent for its members. +*****************************************************************************/ + +NTSTATUS serverinfo_to_SamInfo3(struct auth_serversupplied_info *server_info, + uint8_t *pipe_session_key, + size_t pipe_session_key_len, + struct netr_SamInfo3 *sam3) +{ + struct samu *sampw; + struct samr_RidWithAttribute *gids = NULL; + const DOM_SID *user_sid = NULL; + const DOM_SID *group_sid = NULL; + DOM_SID domain_sid; + uint32 user_rid, group_rid; + NTSTATUS status; + + int num_gids = 0; + const char *my_name; + + struct netr_UserSessionKey user_session_key; + struct netr_LMSessionKey lm_session_key; + + NTTIME last_logon, last_logoff, acct_expiry, last_password_change; + NTTIME allow_password_change, force_password_change; + struct samr_RidWithAttributeArray groups; + int i; + struct dom_sid2 *sid = NULL; + + ZERO_STRUCT(user_session_key); + ZERO_STRUCT(lm_session_key); + + sampw = server_info->sam_account; + + user_sid = pdb_get_user_sid(sampw); + group_sid = pdb_get_group_sid(sampw); + + if (pipe_session_key && pipe_session_key_len != 16) { + DEBUG(0,("serverinfo_to_SamInfo3: invalid " + "pipe_session_key_len[%zu] != 16\n", + pipe_session_key_len)); + return NT_STATUS_INTERNAL_ERROR; + } + + if ((user_sid == NULL) || (group_sid == NULL)) { + DEBUG(1, ("_netr_LogonSamLogon: User without group or user SID\n")); + return NT_STATUS_UNSUCCESSFUL; + } + + sid_copy(&domain_sid, user_sid); + sid_split_rid(&domain_sid, &user_rid); + + sid = sid_dup_talloc(sam3, &domain_sid); + if (!sid) { + return NT_STATUS_NO_MEMORY; + } + + if (!sid_peek_check_rid(&domain_sid, group_sid, &group_rid)) { + DEBUG(1, ("_netr_LogonSamLogon: user %s\\%s has user sid " + "%s\n but group sid %s.\n" + "The conflicting domain portions are not " + "supported for NETLOGON calls\n", + pdb_get_domain(sampw), + pdb_get_username(sampw), + sid_string_dbg(user_sid), + sid_string_dbg(group_sid))); + return NT_STATUS_UNSUCCESSFUL; + } + + if(server_info->login_server) { + my_name = server_info->login_server; + } else { + my_name = global_myname(); + } + + status = nt_token_to_group_list(sam3, &domain_sid, + server_info->num_sids, + server_info->sids, + &num_gids, &gids); + + if (!NT_STATUS_IS_OK(status)) { + return status; + } + + if (server_info->user_session_key.length) { + memcpy(user_session_key.key, + server_info->user_session_key.data, + MIN(sizeof(user_session_key.key), + server_info->user_session_key.length)); + if (pipe_session_key) { + arcfour_crypt(user_session_key.key, pipe_session_key, 16); + } + } + if (server_info->lm_session_key.length) { + memcpy(lm_session_key.key, + server_info->lm_session_key.data, + MIN(sizeof(lm_session_key.key), + server_info->lm_session_key.length)); + if (pipe_session_key) { + arcfour_crypt(lm_session_key.key, pipe_session_key, 8); + } + } + + groups.count = num_gids; + groups.rids = TALLOC_ARRAY(sam3, struct samr_RidWithAttribute, groups.count); + if (!groups.rids) { + return NT_STATUS_NO_MEMORY; + } + + for (i=0; i < groups.count; i++) { + groups.rids[i].rid = gids[i].rid; + groups.rids[i].attributes = gids[i].attributes; + } + + unix_to_nt_time(&last_logon, pdb_get_logon_time(sampw)); + unix_to_nt_time(&last_logoff, get_time_t_max()); + unix_to_nt_time(&acct_expiry, get_time_t_max()); + unix_to_nt_time(&last_password_change, pdb_get_pass_last_set_time(sampw)); + unix_to_nt_time(&allow_password_change, pdb_get_pass_can_change_time(sampw)); + unix_to_nt_time(&force_password_change, pdb_get_pass_must_change_time(sampw)); + + init_netr_SamInfo3(sam3, + last_logon, + last_logoff, + acct_expiry, + last_password_change, + allow_password_change, + force_password_change, + talloc_strdup(sam3, pdb_get_username(sampw)), + talloc_strdup(sam3, pdb_get_fullname(sampw)), + talloc_strdup(sam3, pdb_get_logon_script(sampw)), + talloc_strdup(sam3, pdb_get_profile_path(sampw)), + talloc_strdup(sam3, pdb_get_homedir(sampw)), + talloc_strdup(sam3, pdb_get_dir_drive(sampw)), + 0, /* logon_count */ + 0, /* bad_password_count */ + user_rid, + group_rid, + groups, + NETLOGON_EXTRA_SIDS, + user_session_key, + my_name, + talloc_strdup(sam3, pdb_get_domain(sampw)), + sid, + lm_session_key, + pdb_get_acct_ctrl(sampw), + 0, /* sidcount */ + NULL); /* struct netr_SidAttr *sids */ + ZERO_STRUCT(user_session_key); + ZERO_STRUCT(lm_session_key); + + return NT_STATUS_OK; +} |