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Diffstat (limited to 'source3/sam/interface.c')
| -rw-r--r-- | source3/sam/interface.c | 1238 |
1 files changed, 1238 insertions, 0 deletions
diff --git a/source3/sam/interface.c b/source3/sam/interface.c new file mode 100644 index 0000000000..bb7b88b240 --- /dev/null +++ b/source3/sam/interface.c @@ -0,0 +1,1238 @@ +/* + Unix SMB/CIFS implementation. + Password and authentication handling + Copyright (C) Andrew Bartlett 2002 + Copyright (C) Jelmer Vernooij 2002 + Copyright (C) Stefan (metze) Metzmacher 2002 + Copyright (C) Kai Krüger 2002 + + 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" + +#undef DBGC_CLASS +#define DBGC_CLASS DBGC_SAM + +extern DOM_SID global_sid_Builtin; + +/** List of various built-in sam modules */ + +const struct sam_init_function_entry builtin_sam_init_functions[] = { + { "plugin", sam_init_plugin }, + { NULL, NULL} +}; + +/****************************************************************** + context_sam_* functions are used to link the external SAM interface + with the internal backends. These functions lookup the appropriate + backends for the domain and pass on to the function in sam_methods + in the selected backend + *******************************************************************/ + +NTSTATUS sam_get_methods_by_sid(const SAM_CONTEXT *context, SAM_METHODS **sam_method, const DOM_SID *domainsid) +{ + SAM_METHODS *tmp_methods; + + DEBUG(5,("sam_get_methods_by_sid: %d\n", __LINE__)); + + /* invalid sam_context specified */ + SAM_ASSERT(context && context->methods); + + tmp_methods = context->methods; + + while (tmp_methods) { + if (sid_equal(domainsid, &(tmp_methods->domain_sid))) + { + (*sam_method) = tmp_methods; + return NT_STATUS_OK; + } + tmp_methods = tmp_methods->next; + } + + DEBUG(3,("sam_get_methods_by_sid: There is no backend specified for domain %s\n", sid_string_static(domainsid))); + + return NT_STATUS_NO_SUCH_DOMAIN; +} + +NTSTATUS sam_get_methods_by_name(const SAM_CONTEXT *context, SAM_METHODS **sam_method, const char *domainname) +{ + SAM_METHODS *tmp_methods; + + DEBUG(5,("sam_get_methods_by_name: %d\n", __LINE__)); + + /* invalid sam_context specified */ + SAM_ASSERT(context && context->methods); + + tmp_methods = context->methods; + + while (tmp_methods) { + if (!strcmp(domainname, tmp_methods->domain_name)) + { + (*sam_method) = tmp_methods; + return NT_STATUS_OK; + } + tmp_methods = tmp_methods->next; + } + + DEBUG(3,("sam_get_methods_by_sid: There is no backend specified for domain %s\n", domainname)); + + return NT_STATUS_NO_SUCH_DOMAIN; +} + +NTSTATUS context_sam_get_sec_desc(const SAM_CONTEXT *context, const NT_USER_TOKEN *access_token, const DOM_SID *sid, SEC_DESC **sd) +{ + SAM_METHODS *tmp_methods; + NTSTATUS nt_status; + + DEBUG(5,("context_sam_get_sec_desc: %d\n", __LINE__)); + + if (!NT_STATUS_IS_OK(nt_status = sam_get_methods_by_sid(context, &tmp_methods, sid))) { + DEBUG(4,("sam_get_methods_by_sid failed\n")); + return nt_status; + } + + if (!tmp_methods->sam_get_sec_desc) { + DEBUG(3, ("context_sam_get_sec_desc: sam_methods of the domain did not specify sam_get_sec_desc\n")); + return NT_STATUS_NOT_IMPLEMENTED; + } + + if (!NT_STATUS_IS_OK(nt_status = tmp_methods->sam_get_sec_desc(tmp_methods, access_token, sid, sd))) { + DEBUG(4,("sam_get_sec_desc for %s in backend %s failed\n", sid_string_static(sid), tmp_methods->backendname)); + return nt_status; + } + + return NT_STATUS_OK; +} + +NTSTATUS context_sam_set_sec_desc(const SAM_CONTEXT *context, const NT_USER_TOKEN *access_token, const DOM_SID *sid, const SEC_DESC *sd) +{ + SAM_METHODS *tmp_methods; + NTSTATUS nt_status; + + DEBUG(5,("context_sam_set_sec_desc: %d\n", __LINE__)); + + if (!NT_STATUS_IS_OK(nt_status = sam_get_methods_by_sid(context, &tmp_methods, sid))) { + DEBUG(4,("sam_get_methods_by_sid failed\n")); + return nt_status; + } + + if (!tmp_methods->sam_set_sec_desc) { + DEBUG(3, ("context_sam_set_sec_desc: sam_methods of the domain did not specify sam_set_sec_desc\n")); + return NT_STATUS_NOT_IMPLEMENTED; + } + + if (!NT_STATUS_IS_OK(nt_status = tmp_methods->sam_set_sec_desc(tmp_methods, access_token, sid, sd))) { + DEBUG(4,("sam_set_sec_desc for %s in backend %s failed\n", sid_string_static(sid), tmp_methods->backendname)); + return nt_status; + } + + return NT_STATUS_OK; +} + + +NTSTATUS context_sam_lookup_name(const SAM_CONTEXT *context, const NT_USER_TOKEN *access_token, const char *domain, const char *name, DOM_SID **sid, uint32 *type) +{ + SAM_METHODS *tmp_methods; + NTSTATUS nt_status; + + DEBUG(5,("context_sam_lookup_name: %d\n", __LINE__)); + + if (!NT_STATUS_IS_OK(nt_status = sam_get_methods_by_name(context, &tmp_methods, domain))) { + DEBUG(4,("sam_get_methods_by_name failed\n")); + return nt_status; + } + + if (!tmp_methods->sam_lookup_name) { + DEBUG(3, ("context_sam_lookup_name: sam_methods of the domain did not specify sam_lookup_name\n")); + return NT_STATUS_NOT_IMPLEMENTED; + } + + if (!NT_STATUS_IS_OK(nt_status = tmp_methods->sam_lookup_name(tmp_methods, access_token, name, sid, type))) { + DEBUG(4,("sam_lookup_name for %s\\%s in backend %s failed\n", + tmp_methods->domain_name, name, tmp_methods->backendname)); + return nt_status; + } + + return NT_STATUS_OK; +} + +NTSTATUS context_sam_lookup_sid(const SAM_CONTEXT *context, const NT_USER_TOKEN *access_token, const DOM_SID *sid, char **name, uint32 *type) +{ + SAM_METHODS *tmp_methods; + uint32 rid; + NTSTATUS nt_status; + DOM_SID domainsid; + + DEBUG(5,("context_sam_lookup_sid: %d\n", __LINE__)); + + sid_copy(&domainsid, sid); + if (!sid_split_rid(&domainsid, &rid)) { + DEBUG(3,("context_sam_lookup_sid: failed to split the sid\n")); + return NT_STATUS_INVALID_SID; + } + + if (!NT_STATUS_IS_OK(nt_status = sam_get_methods_by_sid(context, &tmp_methods, &domainsid))) { + DEBUG(4,("sam_get_methods_by_sid failed\n")); + return nt_status; + } + + if (!tmp_methods->sam_lookup_sid) { + DEBUG(3, ("context_sam_lookup_sid: sam_methods of the domain did not specify sam_lookup_sid\n")); + return NT_STATUS_NOT_IMPLEMENTED; + } + + if (!NT_STATUS_IS_OK(nt_status = tmp_methods->sam_lookup_sid(tmp_methods, access_token, sid, name, type))) { + DEBUG(4,("sam_lookup_name for %s in backend %s failed\n", + sid_string_static(sid), tmp_methods->backendname)); + return nt_status; + } + + return NT_STATUS_OK; +} + + +NTSTATUS context_sam_update_domain(const SAM_CONTEXT *context, const SAM_DOMAIN_HANDLE *domain) +{ + const SAM_METHODS *tmp_methods; + NTSTATUS nt_status; + + DEBUG(5,("context_sam_update_domain: %d\n", __LINE__)); + + /* invalid domain specified */ + SAM_ASSERT(domain && domain->current_sam_methods); + + tmp_methods = domain->current_sam_methods; + + if (!tmp_methods->sam_update_domain) { + DEBUG(3, ("context_sam_update_domain: sam_methods of the domain did not specify sam_update_domain\n")); + return NT_STATUS_NOT_IMPLEMENTED; + } + + if (!NT_STATUS_IS_OK(nt_status = tmp_methods->sam_update_domain(tmp_methods, domain))){ + DEBUG(4,("sam_update_domain in backend %s failed\n", + tmp_methods->backendname)); + return nt_status; + } + + return NT_STATUS_OK; +} + +NTSTATUS context_sam_enum_domains(const SAM_CONTEXT *context, const NT_USER_TOKEN *access_token, int32 *domain_count, DOM_SID **domains, char ***domain_names) +{ + SAM_METHODS *tmp_methods; + NTSTATUS nt_status; + + SEC_DESC *sd; + size_t sd_size; + uint32 acc_granted; + int i = 0; + + DEBUG(5,("context_sam_enum_domains: %d\n", __LINE__)); + + /* invalid sam_context specified */ + SAM_ASSERT(context && context->methods); + + if (!NT_STATUS_IS_OK(nt_status = samr_make_sam_obj_sd(context->mem_ctx, &sd, &sd_size))) { + DEBUG(4,("samr_make_sam_obj_sd failed\n")); + return nt_status; + } + + if (!se_access_check(sd, access_token, SAMR_ACCESS_ENUM_DOMAINS, &acc_granted, &nt_status)) { + DEBUG(3,("context_sam_enum_domains: ACCESS DENIED\n")); + return nt_status; + } + + tmp_methods= context->methods; + *domain_count = 0; + + while (tmp_methods) { + (*domain_count)++; + tmp_methods= tmp_methods->next; + } + + DEBUG(6,("context_sam_enum_domains: enumerating %d domains\n", (*domain_count))); + + tmp_methods = context->methods; + + if (((*domains) = malloc( sizeof(DOM_SID) * (*domain_count))) == NULL) { + DEBUG(0,("context_sam_enum_domains: Out of memory allocating domain SID list\n")); + return NT_STATUS_NO_MEMORY; + } + + if (((*domain_names) = malloc( sizeof(char*) * (*domain_count))) == NULL) { + DEBUG(0,("context_sam_enum_domains: Out of memory allocating domain name list\n")); + SAFE_FREE((*domains)); + return NT_STATUS_NO_MEMORY; + } + + while (tmp_methods) { + DEBUGADD(7,(" [%d] %s: %s\n", i, tmp_methods->domain_name, sid_string_static(&tmp_methods->domain_sid))); + sid_copy(domains[i],&tmp_methods->domain_sid); + *domain_names[i] = smb_xstrdup(tmp_methods->domain_name); + i++; + tmp_methods= tmp_methods->next; + } + + return NT_STATUS_OK; +} + +NTSTATUS context_sam_lookup_domain(const SAM_CONTEXT *context, const NT_USER_TOKEN *access_token, const char *domain, DOM_SID **domainsid) +{ + SAM_METHODS *tmp_methods; + NTSTATUS nt_status; + + SEC_DESC *sd; + size_t sd_size; + uint32 acc_granted; + + DEBUG(5,("context_sam_lookup_domain: %d\n", __LINE__)); + + /* invalid sam_context specified */ + SAM_ASSERT(context && context->methods); + + if (!NT_STATUS_IS_OK(nt_status = samr_make_sam_obj_sd(context->mem_ctx, &sd, &sd_size))) { + DEBUG(4,("samr_make_sam_obj_sd failed\n")); + return nt_status; + } + + if (!se_access_check(sd, access_token, SAMR_ACCESS_OPEN_DOMAIN, &acc_granted, &nt_status)) { + DEBUG(3,("context_sam_lookup_domain: ACCESS DENIED\n")); + return nt_status; + } + + tmp_methods= context->methods; + + while (tmp_methods) { + if (strcmp(domain, tmp_methods->domain_name) == 0) { + sid_copy((*domainsid), &tmp_methods->domain_sid); + return NT_STATUS_OK; + } + tmp_methods= tmp_methods->next; + } + + return NT_STATUS_NO_SUCH_DOMAIN; +} + + +NTSTATUS context_sam_get_domain_by_sid(const SAM_CONTEXT *context, const NT_USER_TOKEN *access_token, uint32 access_desired, const DOM_SID *domainsid, SAM_DOMAIN_HANDLE **domain) +{ + SAM_METHODS *tmp_methods; + NTSTATUS nt_status; + + DEBUG(5,("context_sam_get_domain_by_sid: %d\n", __LINE__)); + + if (!NT_STATUS_IS_OK(nt_status = sam_get_methods_by_sid(context, &tmp_methods, domainsid))) { + DEBUG(4,("sam_get_methods_by_sid failed\n")); + return nt_status; + } + + if (!tmp_methods->sam_get_domain_handle) { + DEBUG(3, ("context_sam_get_domain_by_sid: sam_methods of the domain did not specify sam_get_domain_handle\n")); + return NT_STATUS_NOT_IMPLEMENTED; + } + + if (!NT_STATUS_IS_OK(nt_status = tmp_methods->sam_get_domain_handle(tmp_methods, access_token, access_desired, domain))) { + DEBUG(4,("sam_get_domain_handle for %s in backend %s failed\n", + sid_string_static(domainsid), tmp_methods->backendname)); + return nt_status; + } + + return NT_STATUS_OK; +} + +NTSTATUS context_sam_create_account(const SAM_CONTEXT *context, const NT_USER_TOKEN *access_token, uint32 access_desired, const DOM_SID *domainsid, const char *account_name, uint16 acct_ctrl, SAM_ACCOUNT_HANDLE **account) +{ + SAM_METHODS *tmp_methods; + NTSTATUS nt_status; + + DEBUG(5,("context_sam_create_account: %d\n", __LINE__)); + + if (!NT_STATUS_IS_OK(nt_status = sam_get_methods_by_sid(context, &tmp_methods, domainsid))) { + DEBUG(4,("sam_get_methods_by_sid failed\n")); + return nt_status; + } + + if (!tmp_methods->sam_create_account) { + DEBUG(3, ("context_sam_create_account: sam_methods of the domain did not specify sam_create_account\n")); + return NT_STATUS_NOT_IMPLEMENTED; + } + + if (!NT_STATUS_IS_OK(nt_status = tmp_methods->sam_create_account(tmp_methods, access_token, access_desired, account_name, acct_ctrl, account))) { + DEBUG(4,("sam_create_account in backend %s failed\n", + tmp_methods->backendname)); + return nt_status; + } + + return NT_STATUS_OK; +} + +NTSTATUS context_sam_add_account(const SAM_CONTEXT *context, const SAM_ACCOUNT_HANDLE *account) +{ + DOM_SID domainsid; + const DOM_SID *accountsid; + SAM_METHODS *tmp_methods; + uint32 rid; + NTSTATUS nt_status; + + DEBUG(5,("context_sam_add_account: %d\n", __LINE__)); + + if (!NT_STATUS_IS_OK(nt_status = sam_get_account_sid(account, &accountsid))) { + DEBUG(0,("Can't get account SID\n")); + return nt_status; + } + + sid_copy(&domainsid, accountsid); + if (!sid_split_rid(&domainsid, &rid)) { + DEBUG(3,("context_sam_get_account_by_sid: failed to split the sid\n")); + return NT_STATUS_INVALID_SID; + } + + if (!NT_STATUS_IS_OK(nt_status = sam_get_methods_by_sid(context, &tmp_methods, &domainsid))) { + DEBUG(4,("sam_get_methods_by_sid failed\n")); + return nt_status; + } + + if (!tmp_methods->sam_add_account) { + DEBUG(3, ("context_sam_add_account: sam_methods of the domain did not specify sam_add_account\n")); + return NT_STATUS_NOT_IMPLEMENTED; + } + + if (!NT_STATUS_IS_OK(nt_status = tmp_methods->sam_add_account(tmp_methods, account))){ + DEBUG(4,("sam_add_account in backend %s failed\n", + tmp_methods->backendname)); + return nt_status; + } + + return NT_STATUS_OK; +} + +NTSTATUS context_sam_update_account(const SAM_CONTEXT *context, const SAM_ACCOUNT_HANDLE *account) +{ + const SAM_METHODS *tmp_methods; + NTSTATUS nt_status; + + DEBUG(5,("context_sam_update_account: %d\n", __LINE__)); + + /* invalid account specified */ + SAM_ASSERT(account && account->current_sam_methods); + + tmp_methods = account->current_sam_methods; + + if (!tmp_methods->sam_update_account) { + DEBUG(3, ("context_sam_update_account: sam_methods of the domain did not specify sam_update_account\n")); + return NT_STATUS_NOT_IMPLEMENTED; + } + + if (!NT_STATUS_IS_OK(nt_status = tmp_methods->sam_update_account(tmp_methods, account))){ + DEBUG(4,("sam_update_account in backend %s failed\n", + tmp_methods->backendname)); + return nt_status; + } + + return NT_STATUS_OK; +} + +NTSTATUS context_sam_delete_account(const SAM_CONTEXT *context, const SAM_ACCOUNT_HANDLE *account) +{ + const SAM_METHODS *tmp_methods; + NTSTATUS nt_status; + + DEBUG(5,("context_sam_delete_account: %d\n", __LINE__)); + + /* invalid account specified */ + SAM_ASSERT(account && account->current_sam_methods); + + tmp_methods = account->current_sam_methods; + + if (!tmp_methods->sam_delete_account) { + DEBUG(3, ("context_sam_delete_account: sam_methods of the domain did not specify sam_delete_account\n")); + return NT_STATUS_NOT_IMPLEMENTED; + } + + if (!NT_STATUS_IS_OK(nt_status = tmp_methods->sam_delete_account(tmp_methods, account))){ + DEBUG(4,("sam_delete_account in backend %s failed\n", + tmp_methods->backendname)); + return nt_status; + } + + return NT_STATUS_OK; +} + +NTSTATUS context_sam_enum_accounts(const SAM_CONTEXT *context, const NT_USER_TOKEN *access_token, const DOM_SID *domainsid, uint16 acct_ctrl, int32 *account_count, SAM_ACCOUNT_ENUM **accounts) +{ + SAM_METHODS *tmp_methods; + NTSTATUS nt_status; + + DEBUG(5,("context_sam_enum_accounts: %d\n", __LINE__)); + + if (!NT_STATUS_IS_OK(nt_status = sam_get_methods_by_sid(context, &tmp_methods, domainsid))) { + DEBUG(4,("sam_get_methods_by_sid failed\n")); + return nt_status; + } + + if (!tmp_methods->sam_enum_accounts) { + DEBUG(3, ("context_sam_enum_accounts: sam_methods of the domain did not specify sam_enum_accounts\n")); + return NT_STATUS_NOT_IMPLEMENTED; + } + + if (!NT_STATUS_IS_OK(nt_status = tmp_methods->sam_enum_accounts(tmp_methods, access_token, acct_ctrl, account_count, accounts))) { + DEBUG(4,("sam_enum_accounts for domain %s in backend %s failed\n", + tmp_methods->domain_name, tmp_methods->backendname)); + return nt_status; + } + + return NT_STATUS_OK; +} + + +NTSTATUS context_sam_get_account_by_sid(const SAM_CONTEXT *context, const NT_USER_TOKEN *access_token, uint32 access_desired, const DOM_SID *accountsid, SAM_ACCOUNT_HANDLE **account) +{ + SAM_METHODS *tmp_methods; + uint32 rid; + DOM_SID domainsid; + NTSTATUS nt_status; + + DEBUG(5,("context_sam_get_account_by_sid: %d\n", __LINE__)); + + sid_copy(&domainsid, accountsid); + if (!sid_split_rid(&domainsid, &rid)) { + DEBUG(3,("context_sam_get_account_by_sid: failed to split the sid\n")); + return NT_STATUS_INVALID_SID; + } + + + if (!NT_STATUS_IS_OK(nt_status = sam_get_methods_by_sid(context, &tmp_methods, &domainsid))) { + DEBUG(4,("sam_get_methods_by_sid failed\n")); + return nt_status; + } + + if (!tmp_methods->sam_get_account_by_sid) { + DEBUG(3, ("context_sam_get_account_by_sid: sam_methods of the domain did not specify sam_get_account_by_sid\n")); + return NT_STATUS_NOT_IMPLEMENTED; + } + + if (!NT_STATUS_IS_OK(nt_status = tmp_methods->sam_get_account_by_sid(tmp_methods, access_token, access_desired, accountsid, account))) { + DEBUG(4,("sam_get_account_by_sid for %s in backend %s failed\n", + sid_string_static(accountsid), tmp_methods->backendname)); + return nt_status; + } + + return NT_STATUS_OK; +} + +NTSTATUS context_sam_get_account_by_name(const SAM_CONTEXT *context, const NT_USER_TOKEN *access_token, uint32 access_desired, const char *domain, const char *name, SAM_ACCOUNT_HANDLE **account) +{ + SAM_METHODS *tmp_methods; + NTSTATUS nt_status; + + DEBUG(5,("context_sam_get_account_by_name: %d\n", __LINE__)); + + if (!NT_STATUS_IS_OK(nt_status = sam_get_methods_by_name(context, &tmp_methods, domain))) { + DEBUG(4,("sam_get_methods_by_name failed\n")); + return nt_status; + } + + if (!tmp_methods->sam_get_account_by_name) { + DEBUG(3, ("context_sam_get_account_by_name: sam_methods of the domain did not specify sam_get_account_by_name\n")); + return NT_STATUS_NOT_IMPLEMENTED; + } + + if (!NT_STATUS_IS_OK(nt_status = tmp_methods->sam_get_account_by_name(tmp_methods, access_token, access_desired, name, account))) { + DEBUG(4,("sam_get_account_by_name for %s\\%s in backend %s failed\n", + domain, name, tmp_methods->backendname)); + return nt_status; + } + + return NT_STATUS_OK; +} + +NTSTATUS context_sam_create_group(const SAM_CONTEXT *context, const NT_USER_TOKEN *access_token, uint32 access_desired, const DOM_SID *domainsid, const char *group_name, uint16 group_ctrl, SAM_GROUP_HANDLE **group) +{ + SAM_METHODS *tmp_methods; + NTSTATUS nt_status; + + DEBUG(5,("context_sam_create_group: %d\n", __LINE__)); + + if (!NT_STATUS_IS_OK(nt_status = sam_get_methods_by_sid(context, &tmp_methods, domainsid))) { + DEBUG(4,("sam_get_methods_by_sid failed\n")); + return nt_status; + } + + if (!tmp_methods->sam_create_group) { + DEBUG(3, ("context_sam_create_group: sam_methods of the domain did not specify sam_create_group\n")); + return NT_STATUS_UNSUCCESSFUL; + } + + if (!NT_STATUS_IS_OK(nt_status = tmp_methods->sam_create_group(tmp_methods, access_token, access_desired, group_name, group_ctrl, group))) { + DEBUG(4,("sam_create_group in backend %s failed\n", + tmp_methods->backendname)); + return nt_status; + } + + return NT_STATUS_OK; +} + +NTSTATUS context_sam_add_group(const SAM_CONTEXT *context, const SAM_GROUP_HANDLE *group) +{ + DOM_SID domainsid; + const DOM_SID *groupsid; + SAM_METHODS *tmp_methods; + uint32 rid; + NTSTATUS nt_status; + + DEBUG(5,("context_sam_add_group: %d\n", __LINE__)); + + if (!NT_STATUS_IS_OK(nt_status = sam_get_group_sid(group, &groupsid))) { + DEBUG(0,("Can't get group SID\n")); + return nt_status; + } + + sid_copy(&domainsid, groupsid); + if (!sid_split_rid(&domainsid, &rid)) { + DEBUG(3,("context_sam_get_group_by_sid: failed to split the sid\n")); + return NT_STATUS_INVALID_SID; + } + + if (!NT_STATUS_IS_OK(nt_status = sam_get_methods_by_sid(context, &tmp_methods, &domainsid))) { + DEBUG(4,("sam_get_methods_by_sid failed\n")); + return nt_status; + } + + if (!tmp_methods->sam_add_group) { + DEBUG(3, ("context_sam_add_group: sam_methods of the domain did not specify sam_add_group\n")); + return NT_STATUS_NOT_IMPLEMENTED; + } + + if (!NT_STATUS_IS_OK(nt_status = tmp_methods->sam_add_group(tmp_methods, group))){ + DEBUG(4,("sam_add_group in backend %s failed\n", + tmp_methods->backendname)); + return nt_status; + } + + return NT_STATUS_OK; +} + +NTSTATUS context_sam_update_group(const SAM_CONTEXT *context, const SAM_GROUP_HANDLE *group) +{ + const SAM_METHODS *tmp_methods; + NTSTATUS nt_status; + + DEBUG(5,("context_sam_update_group: %d\n", __LINE__)); + + /* invalid group specified */ + SAM_ASSERT(group && group->current_sam_methods); + + tmp_methods = group->current_sam_methods; + + if (!tmp_methods->sam_update_group) { + DEBUG(3, ("context_sam_update_group: sam_methods of the domain did not specify sam_update_group\n")); + return NT_STATUS_NOT_IMPLEMENTED; + } + + if (!NT_STATUS_IS_OK(nt_status = tmp_methods->sam_update_group(tmp_methods, group))){ + DEBUG(4,("sam_update_group in backend %s failed\n", + tmp_methods->backendname)); + return nt_status; + } + + return NT_STATUS_OK; +} + +NTSTATUS context_sam_delete_group(const SAM_CONTEXT *context, const SAM_GROUP_HANDLE *group) +{ + const SAM_METHODS *tmp_methods; + NTSTATUS nt_status; + + DEBUG(5,("context_sam_delete_group: %d\n", __LINE__)); + + /* invalid group specified */ + SAM_ASSERT(group && group->current_sam_methods); + + tmp_methods = group->current_sam_methods; + + if (!tmp_methods->sam_delete_group) { + DEBUG(3, ("context_sam_delete_group: sam_methods of the domain did not specify sam_delete_group\n")); + return NT_STATUS_NOT_IMPLEMENTED; + } + + if (!NT_STATUS_IS_OK(nt_status = tmp_methods->sam_delete_group(tmp_methods, group))){ + DEBUG(4,("sam_delete_group in backend %s failed\n", + tmp_methods->backendname)); + return nt_status; + } + + return NT_STATUS_OK; +} + +NTSTATUS context_sam_enum_groups(const SAM_CONTEXT *context, const NT_USER_TOKEN *access_token, const DOM_SID *domainsid, uint16 group_ctrl, uint32 *groups_count, SAM_GROUP_ENUM **groups) +{ + SAM_METHODS *tmp_methods; + NTSTATUS nt_status; + + DEBUG(5,("context_sam_enum_groups: %d\n", __LINE__)); + + if (!NT_STATUS_IS_OK(nt_status = sam_get_methods_by_sid(context, &tmp_methods, domainsid))) { + DEBUG(4,("sam_get_methods_by_sid failed\n")); + return nt_status; + } + + if (!tmp_methods->sam_enum_accounts) { + DEBUG(3, ("context_sam_enum_groups: sam_methods of the domain did not specify sam_enum_groups\n")); + return NT_STATUS_NOT_IMPLEMENTED; + } + + if (!NT_STATUS_IS_OK(nt_status = tmp_methods->sam_enum_groups(tmp_methods, access_token, group_ctrl, groups_count, groups))) { + DEBUG(4,("sam_enum_groups for domain %s in backend %s failed\n", + tmp_methods->domain_name, tmp_methods->backendname)); + return nt_status; + } + + return NT_STATUS_OK; +} + +NTSTATUS context_sam_get_group_by_sid(const SAM_CONTEXT *context, const NT_USER_TOKEN *access_token, uint32 access_desired, const DOM_SID *groupsid, SAM_GROUP_HANDLE **group) +{ + SAM_METHODS *tmp_methods; + uint32 rid; + NTSTATUS nt_status; + DOM_SID domainsid; + + DEBUG(5,("context_sam_get_group_by_sid: %d\n", __LINE__)); + + sid_copy(&domainsid, groupsid); + if (!sid_split_rid(&domainsid, &rid)) { + DEBUG(3,("context_sam_get_group_by_sid: failed to split the sid\n")); + return NT_STATUS_INVALID_SID; + } + + + if (!NT_STATUS_IS_OK(nt_status = sam_get_methods_by_sid(context, &tmp_methods, &domainsid))) { + DEBUG(4,("sam_get_methods_by_sid failed\n")); + return nt_status; + } + + if (!tmp_methods->sam_get_group_by_sid) { + DEBUG(3, ("context_sam_get_group_by_sid: sam_methods of the domain did not specify sam_get_group_by_sid\n")); + return NT_STATUS_NOT_IMPLEMENTED; + } + + if (!NT_STATUS_IS_OK(nt_status = tmp_methods->sam_get_group_by_sid(tmp_methods, access_token, access_desired, groupsid, group))) { + DEBUG(4,("sam_get_group_by_sid for %s in backend %s failed\n", + sid_string_static(groupsid), tmp_methods->backendname)); + return nt_status; + } + + return NT_STATUS_OK; +} + +NTSTATUS context_sam_get_group_by_name(const SAM_CONTEXT *context, const NT_USER_TOKEN *access_token, uint32 access_desired, const char *domain, const char *name, SAM_GROUP_HANDLE **group) +{ + SAM_METHODS *tmp_methods; + NTSTATUS nt_status; + + DEBUG(5,("context_sam_get_group_by_name: %d\n", __LINE__)); + + if (!NT_STATUS_IS_OK(nt_status = sam_get_methods_by_name(context, &tmp_methods, domain))) { + DEBUG(4,("sam_get_methods_by_name failed\n")); + return nt_status; + } + + if (!tmp_methods->sam_get_group_by_name) { + DEBUG(3, ("context_sam_get_group_by_name: sam_methods of the domain did not specify sam_get_group_by_name\n")); + return NT_STATUS_NOT_IMPLEMENTED; + } + + if (!NT_STATUS_IS_OK(nt_status = tmp_methods->sam_get_group_by_name(tmp_methods, access_token, access_desired, name, group))) { + DEBUG(4,("sam_get_group_by_name for %s\\%s in backend %s failed\n", + domain, name, tmp_methods->backendname)); + return nt_status; + } + + return NT_STATUS_OK; +} + +NTSTATUS context_sam_add_member_to_group(const SAM_CONTEXT *context, const SAM_GROUP_HANDLE *group, const SAM_GROUP_MEMBER *member) +{ + const SAM_METHODS *tmp_methods; + NTSTATUS nt_status; + + + /* invalid group or member specified */ + SAM_ASSERT(group && group->current_sam_methods && member); + + tmp_methods = group->current_sam_methods; + + if (!tmp_methods->sam_add_member_to_group) { + DEBUG(3, ("context_sam_add_member_to_group: sam_methods of the domain did not specify sam_add_member_to_group\n")); + return NT_STATUS_NOT_IMPLEMENTED; + } + + if (!NT_STATUS_IS_OK(nt_status = tmp_methods->sam_add_member_to_group(tmp_methods, group, member))) { + DEBUG(4,("sam_add_member_to_group in backend %s failed\n", tmp_methods->backendname)); + return nt_status; + } + + return NT_STATUS_OK; + +} + +NTSTATUS context_sam_delete_member_from_group(const SAM_CONTEXT *context, const SAM_GROUP_HANDLE *group, const SAM_GROUP_MEMBER *member) +{ + const SAM_METHODS *tmp_methods; + NTSTATUS nt_status; + + /* invalid group or member specified */ + SAM_ASSERT(group && group->current_sam_methods &&member); + + tmp_methods = group->current_sam_methods; + + if (!tmp_methods->sam_delete_member_from_group) { + DEBUG(3, ("context_sam_delete_member_from_group: sam_methods of the domain did not specify sam_delete_member_from_group\n")); + return NT_STATUS_NOT_IMPLEMENTED; + } + + if (!NT_STATUS_IS_OK(nt_status = tmp_methods->sam_delete_member_from_group(tmp_methods, group, member))) { + DEBUG(4,("sam_delete_member_from_group in backend %s failed\n", tmp_methods->backendname)); + return nt_status; + } + + return NT_STATUS_OK; +} + +NTSTATUS context_sam_enum_groupmembers(const SAM_CONTEXT *context, const SAM_GROUP_HANDLE *group, uint32 *members_count, SAM_GROUP_MEMBER **members) +{ + const SAM_METHODS *tmp_methods; + NTSTATUS nt_status; + + /* invalid group specified */ + SAM_ASSERT(group && group->current_sam_methods); + + tmp_methods = group->current_sam_methods; + + if (!tmp_methods->sam_enum_groupmembers) { + DEBUG(3, ("context_sam_enum_groupmembers: sam_methods of the domain did not specify sam_enum_group_members\n")); + return NT_STATUS_NOT_IMPLEMENTED; + } + + if (!NT_STATUS_IS_OK(nt_status = tmp_methods->sam_enum_groupmembers(tmp_methods, group, members_count, members))) { + DEBUG(4,("sam_enum_groupmembers in backend %s failed\n", tmp_methods->backendname)); + return nt_status; + } + + return NT_STATUS_OK; +} + +NTSTATUS context_sam_get_groups_of_sid(const SAM_CONTEXT *context, const NT_USER_TOKEN *access_token, const DOM_SID **sids, uint16 group_ctrl, uint32 *group_count, SAM_GROUP_ENUM **groups) +{ + SAM_METHODS *tmp_methods; + NTSTATUS nt_status; + + uint32 tmp_group_count; + SAM_GROUP_ENUM *tmp_groups; + + DEBUG(5,("context_sam_get_groups_of_sid: %d\n", __LINE__)); + + /* invalid sam_context specified */ + SAM_ASSERT(context && context->methods); + + *group_count = 0; + + *groups = NULL; + + tmp_methods= context->methods; + + while (tmp_methods) { + DEBUG(5,("getting groups from domain \n")); + if (!tmp_methods->sam_get_groups_of_sid) { + DEBUG(3, ("context_sam_get_groups_of_sid: sam_methods of domain did not specify sam_get_groups_of_sid\n")); + SAFE_FREE(*groups); + return NT_STATUS_NOT_IMPLEMENTED; + } + + if (!NT_STATUS_IS_OK(nt_status = tmp_methods->sam_get_groups_of_sid(tmp_methods, access_token, sids, group_ctrl, &tmp_group_count, &tmp_groups))) { + DEBUG(4,("sam_get_groups_of_sid in backend %s failed\n", tmp_methods->backendname)); + SAFE_FREE(*groups); + return nt_status; + } + + *groups = Realloc(*groups, ((*group_count) + tmp_group_count) * sizeof(SAM_GROUP_ENUM)); + + memcpy(&(*groups)[*group_count], tmp_groups, tmp_group_count); + + SAFE_FREE(tmp_groups); + + *group_count += tmp_group_count; + + tmp_methods = tmp_methods->next; + } + + return NT_STATUS_OK; +} + + +/****************************************************************** + Free and cleanup a sam context, any associated data and anything + that the attached modules might have associated. + *******************************************************************/ + +void free_sam_context(SAM_CONTEXT **context) +{ + SAM_METHODS *sam_selected = (*context)->methods; + + while (sam_selected) { + if (sam_selected->free_private_data) { + sam_selected->free_private_data(&(sam_selected->private_data)); + } + sam_selected = sam_selected->next; + } + + talloc_destroy((*context)->mem_ctx); + *context = NULL; +} + +/****************************************************************** + Make a sam_methods from scratch + *******************************************************************/ + +static NTSTATUS make_backend_entry(SAM_BACKEND_ENTRY *backend_entry, char *sam_backend_string) +{ + char *tmp = NULL; + char *tmp_string = sam_backend_string; + + DEBUG(5,("make_backend_entry: %d\n", __LINE__)); + + SAM_ASSERT(sam_backend_string && backend_entry); + + backend_entry->module_name = sam_backend_string; + + DEBUG(5,("makeing backend_entry for %s\n", backend_entry->module_name)); + + if ((tmp = strchr(tmp_string, '|')) != NULL) { + DEBUGADD(20,("a domain name has been specified\n")); + *tmp = 0; + backend_entry->domain_name = tmp + 1; + tmp_string = tmp + 1; + } + + if ((tmp = strchr(tmp_string, ':')) != NULL) { + DEBUG(20,("options for the backend have been specified\n")); + *tmp = 0; + backend_entry->module_params = tmp + 1; + tmp_string = tmp + 1; + } + + if (backend_entry->domain_name == NULL) { + DEBUG(10,("make_backend_entry: no domain was specified for sam module %s. Useing default domain %s\n", + backend_entry->module_name, lp_workgroup())); + backend_entry->domain_name = lp_workgroup(); + } + + if ((backend_entry->domain_sid = (DOM_SID *)malloc(sizeof(DOM_SID))) == NULL) { + DEBUG(0,("make_backend_entry: failed to malloc domain_sid\n")); + return NT_STATUS_NO_MEMORY; + } + + DEBUG(10,("looking up sid for domain %s\n", backend_entry->domain_name)); + + if (!secrets_fetch_domain_sid(backend_entry->domain_name, backend_entry->domain_sid)) { + DEBUG(2,("make_backend_entry: There is no SID stored for domain %s. Creating a new one.\n", + backend_entry->domain_name)); + /* FIXME */ + ZERO_STRUCTP(backend_entry->domain_sid); + } + + DEBUG(5,("make_backend_entry: module name: %s, module parameters: %s, domain name: %s, domain sid: %s\n", + backend_entry->module_name, backend_entry->module_params, backend_entry->domain_name, sid_string_static(backend_entry->domain_sid))); + + return NT_STATUS_OK; +} + +/****************************************************************** + create sam_methods struct based on sam_backend_entry + *****************************************************************/ + +static NTSTATUS make_sam_methods_backend_entry(SAM_CONTEXT *context, SAM_METHODS **methods_ptr, SAM_BACKEND_ENTRY *backend_entry) +{ + NTSTATUS nt_status = NT_STATUS_UNSUCCESSFUL; + SAM_METHODS *methods; + int i; + + DEBUG(5,("make_sam_methods_backend_entry: %d\n", __LINE__)); + + if (!NT_STATUS_IS_OK(nt_status = make_sam_methods(context->mem_ctx, methods_ptr))) { + return nt_status; + } + + methods = *methods_ptr; + methods->backendname = talloc_strdup(context->mem_ctx, backend_entry->module_name); + methods->domain_name = talloc_strdup(context->mem_ctx, backend_entry->domain_name); + sid_copy(&methods->domain_sid, backend_entry->domain_sid); + methods->parent = context; + + DEBUG(5,("Attempting to find sam backend %s\n", backend_entry->module_name)); + for (i = 0; builtin_sam_init_functions[i].module_name; i++) + { + if (strequal(builtin_sam_init_functions[i].module_name, backend_entry->module_name)) + { + DEBUG(5,("Found sam backend %s (at pos %d)\n", backend_entry->module_name, i)); + DEBUGADD(5,("initialising it with options=%s for domain %s\n", backend_entry->module_params, sid_string_static(backend_entry->domain_sid))); + nt_status = builtin_sam_init_functions[i].init(methods, backend_entry->module_params); + if (NT_STATUS_IS_OK(nt_status)) { + DEBUG(5,("sam backend %s has a valid init\n", backend_entry->module_name)); + } else { + DEBUG(2,("sam backend %s did not correctly init (error was %s)\n", + backend_entry->module_name, nt_errstr(nt_status))); + } + return nt_status; + } + } + + DEBUG(2,("could not find backend %s\n", backend_entry->module_name)); + + return NT_STATUS_INVALID_PARAMETER; +} + +static NTSTATUS sam_context_check_default_backends(SAM_CONTEXT *context) +{ + SAM_BACKEND_ENTRY entry; + DOM_SID *global_sam_sid = get_global_sam_sid(); /* lp_workgroup doesn't play nicely with multiple domains */ + SAM_METHODS *methods, *tmpmethods; + NTSTATUS ntstatus; + + DEBUG(5,("sam_context_check_default_backends: %d\n", __LINE__)); + + /* Make sure domain lp_workgroup() is available */ + + ntstatus = sam_get_methods_by_sid(context, &methods, &global_sid_Builtin); + + if (NT_STATUS_EQUAL(ntstatus, NT_STATUS_NO_SUCH_DOMAIN)) { + DEBUG(4,("There was no backend specified for domain %s; using %s\n", + lp_workgroup(), SAM_DEFAULT_BACKEND)); + + SAM_ASSERT(global_sam_sid); + + entry.module_name = SAM_DEFAULT_BACKEND; + entry.module_params = NULL; + entry.domain_name = lp_workgroup(); + entry.domain_sid = (DOM_SID *)malloc(sizeof(DOM_SID)); + sid_copy(entry.domain_sid, global_sam_sid); + + if (!NT_STATUS_IS_OK(ntstatus = make_sam_methods_backend_entry(context, &methods, &entry))) { + DEBUG(4,("make_sam_methods_backend_entry failed\n")); + return ntstatus; + } + + DLIST_ADD_END(context->methods, methods, tmpmethods); + + } else if (!NT_STATUS_IS_OK(ntstatus)) { + DEBUG(2, ("sam_get_methods_by_sid failed for %s\n", lp_workgroup())); + return ntstatus; + } + + /* Make sure the BUILTIN domain is available */ + + ntstatus = sam_get_methods_by_sid(context, &methods, global_sam_sid); + + if (NT_STATUS_EQUAL(ntstatus, NT_STATUS_NO_SUCH_DOMAIN)) { + DEBUG(4,("There was no backend specified for domain BUILTIN; using %s\n", + SAM_DEFAULT_BACKEND)); + entry.module_name = SAM_DEFAULT_BACKEND; + entry.module_params = NULL; + entry.domain_name = "BUILTIN"; + entry.domain_sid = (DOM_SID *)malloc(sizeof(DOM_SID)); + sid_copy(entry.domain_sid, &global_sid_Builtin); + + if (!NT_STATUS_IS_OK(ntstatus = make_sam_methods_backend_entry(context, &methods, &entry))) { + DEBUG(4,("make_sam_methods_backend_entry failed\n")); + return ntstatus; + } + + DLIST_ADD_END(context->methods, methods, tmpmethods); + } else if (!NT_STATUS_IS_OK(ntstatus)) { + DEBUG(2, ("sam_get_methods_by_sid failed for BUILTIN\n")); + return ntstatus; + } + + return NT_STATUS_OK; +} + +static NTSTATUS check_duplicate_backend_entries(SAM_BACKEND_ENTRY **backend_entries, int *nBackends) +{ + int i, j; + + DEBUG(5,("check_duplicate_backend_entries: %d\n", __LINE__)); + + for (i = 0; i < *nBackends; i++) { + for (j = i + 1; j < *nBackends; j++) { + if (sid_equal((*backend_entries)[i].domain_sid, (*backend_entries)[j].domain_sid)) { + DEBUG(0,("two backend modules claim the same domain %s\n", + sid_string_static((*backend_entries)[j].domain_sid))); + return NT_STATUS_INVALID_PARAMETER; + } + } + } + + return NT_STATUS_OK; +} + +NTSTATUS make_sam_context_list(SAM_CONTEXT **context, char **sam_backends_param) +{ + int i = 0, j = 0; + SAM_METHODS *curmethods, *tmpmethods; + int nBackends = 0; + SAM_BACKEND_ENTRY *backends = NULL; + NTSTATUS nt_status = NT_STATUS_UNSUCCESSFUL; + + DEBUG(5,("make_sam_context_from_conf: %d\n", __LINE__)); + + if (!NT_STATUS_IS_OK(nt_status = make_sam_context(context))) { + DEBUG(4,("make_sam_context failed\n")); + return nt_status; + } + + while (sam_backends_param[nBackends]) + nBackends++; + + DEBUG(6,("There are %d domains listed with there backends\n", nBackends)); + + if ((backends = (SAM_BACKEND_ENTRY *)malloc(sizeof(SAM_BACKEND_ENTRY)*nBackends)) == NULL) { + DEBUG(0,("make_sam_context_list: failed to allocate backends\n")); + return NT_STATUS_NO_MEMORY; + } + ZERO_STRUCTP(backends); + + for (i = 0; i < nBackends; i++) { + DEBUG(8,("processing %s\n",sam_backends_param[i])); + if (!NT_STATUS_IS_OK(nt_status = make_backend_entry(&backends[i], sam_backends_param[i]))) { + DEBUG(4,("make_backend_entry failed\n")); + for (j = 0; j < nBackends; j++) SAFE_FREE(backends[j].domain_sid); + SAFE_FREE(backends); + free_sam_context(context); + return nt_status; + } + } + + if (!NT_STATUS_IS_OK(nt_status = check_duplicate_backend_entries(&backends, &nBackends))) { + DEBUG(4,("check_duplicate_backend_entries failed\n")); + for (j = 0; j < nBackends; j++) SAFE_FREE(backends[j].domain_sid); + SAFE_FREE(backends); + free_sam_context(context); + return nt_status; + } + + for (i = 0; i < nBackends; i++) { + if (!NT_STATUS_IS_OK(nt_status = make_sam_methods_backend_entry(*context, &curmethods, &backends[i]))) { + DEBUG(4,("make_sam_methods_backend_entry failed\n")); + for (j = 0; j < nBackends; j++) SAFE_FREE(backends[j].domain_sid); + SAFE_FREE(backends); + free_sam_context(context); + return nt_status; + } + DLIST_ADD_END((*context)->methods, curmethods, tmpmethods); + } + + for (i = 0; i < nBackends; i++) SAFE_FREE(backends[i].domain_sid); + + SAFE_FREE(backends); + return NT_STATUS_OK; +} + +/****************************************************************** + Make a sam_context from scratch. + *******************************************************************/ + +NTSTATUS make_sam_context(SAM_CONTEXT **context) +{ + TALLOC_CTX *mem_ctx; + + mem_ctx = talloc_init_named("sam_context internal allocation context"); + + if (!mem_ctx) { + DEBUG(0, ("make_sam_context: talloc init failed!\n")); + return NT_STATUS_NO_MEMORY; + } + + *context = talloc(mem_ctx, sizeof(**context)); + if (!*context) { + DEBUG(0, ("make_sam_context: talloc failed!\n")); + return NT_STATUS_NO_MEMORY; + } + + ZERO_STRUCTP(*context); + + (*context)->mem_ctx = mem_ctx; + + /* FIXME */ + + (*context)->free_fn = free_sam_context; + + return NT_STATUS_OK; +} + +/****************************************************************** + Return an already initialised sam_context, to facilitate backward + compatibility (see functions below). + *******************************************************************/ + +struct sam_context *sam_get_static_context(BOOL reload) +{ + static SAM_CONTEXT *sam_context = NULL; + + if ((sam_context) && (reload)) { + sam_context->free_fn(&sam_context); + sam_context = NULL; + } + + if (!sam_context) { + if (!NT_STATUS_IS_OK(make_sam_context_list(&sam_context, lp_sam_backend()))) { + DEBUG(4,("make_sam_context_list failed\n")); + return NULL; + } + + /* Make sure the required domains (default domain, builtin) are available */ + if (!NT_STATUS_IS_OK(sam_context_check_default_backends(sam_context))) { + DEBUG(4,("sam_context_check_default_backends failed\n")); + return NULL; + } + } + + return sam_context; +} + +/*************************************************************** + Initialize the static context (at smbd startup etc). + + If uninitialised, context will auto-init on first use. + ***************************************************************/ + +BOOL initialize_sam(BOOL reload) +{ + return (sam_get_static_context(reload) != NULL); +} + + +NTSTATUS make_sam_methods(TALLOC_CTX *mem_ctx, SAM_METHODS **methods) +{ + *methods = talloc(mem_ctx, sizeof(SAM_METHODS)); + + if (!*methods) { + return NT_STATUS_NO_MEMORY; + } + + ZERO_STRUCTP(*methods); + + return NT_STATUS_OK; +} |