diff options
Diffstat (limited to 'source3/nsswitch/winbindd_passdb.c')
-rw-r--r-- | source3/nsswitch/winbindd_passdb.c | 387 |
1 files changed, 183 insertions, 204 deletions
diff --git a/source3/nsswitch/winbindd_passdb.c b/source3/nsswitch/winbindd_passdb.c index 503b97899c..36f5297efe 100644 --- a/source3/nsswitch/winbindd_passdb.c +++ b/source3/nsswitch/winbindd_passdb.c @@ -5,6 +5,7 @@ Copyright (C) Tim Potter 2000-2001,2003 Copyright (C) Simo Sorce 2003 + Copyright (C) Volker Lendecke 2004 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 @@ -21,84 +22,161 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ +#include "includes.h" #include "winbindd.h" #undef DBGC_CLASS #define DBGC_CLASS DBGC_WINBIND +static void +add_member(const char *domain, const char *user, + char **members, int *num_members) +{ + fstring name; -/* Query display info for a domain. This returns enough information plus a - bit extra to give an overview of domain users for the User Manager - application. */ -static NTSTATUS query_user_list(struct winbindd_domain *domain, - TALLOC_CTX *mem_ctx, - uint32 *num_entries, - WINBIND_USERINFO **info) + fill_domain_username(name, domain, user); + safe_strcat(name, ",", sizeof(name)-1); + string_append(members, name); + *num_members += 1; +} + +/********************************************************************** + Add member users resulting from sid. Expand if it is a domain group. +**********************************************************************/ + +static void +add_expanded_sid(const DOM_SID *sid, char **members, int *num_members) { - SAM_ACCOUNT *sam_account = NULL; + DOM_SID dom_sid; + uint32 rid; + struct winbindd_domain *domain; + int i; + + char *name = NULL; + enum SID_NAME_USE type; + + uint32 num_names; + DOM_SID **sid_mem; + char **names; + uint32 *types; + NTSTATUS result; - uint32 i; - DEBUG(3,("pdb: query_user_list\n")); + TALLOC_CTX *mem_ctx = talloc_init("add_expanded_sid"); - if (NT_STATUS_IS_ERR(result = pdb_init_sam(&sam_account))) { - return result; + if (mem_ctx == NULL) { + DEBUG(1, ("talloc_init failed\n")); + return; } - i = 0; - *info = NULL; - - if (pdb_setsampwent(False)) { - - while (pdb_getsampwent(sam_account)) { - - /* we return only nua accounts, or we will have duplicates */ - if (!idmap_check_sid_is_in_free_range(pdb_get_user_sid(sam_account))) { - continue; - } - - *info = talloc_realloc(mem_ctx, *info, (i + 1) * sizeof(WINBIND_USERINFO)); - if (!(*info)) { - DEBUG(0,("query_user_list: out of memory!\n")); - result = NT_STATUS_NO_MEMORY; - break; - } - - (*info)[i].user_sid = talloc(mem_ctx, sizeof(DOM_SID)); - (*info)[i].group_sid = talloc(mem_ctx, sizeof(DOM_SID)); - if (!((*info)[i].user_sid) || !((*info)[i].group_sid)) { - DEBUG(0,("query_user_list: out of memory!\n")); - result = NT_STATUS_NO_MEMORY; - break; - } - sid_copy((*info)[i].user_sid, pdb_get_user_sid(sam_account)); - sid_copy((*info)[i].group_sid, pdb_get_group_sid(sam_account)); - - (*info)[i].acct_name = talloc_strdup(mem_ctx, pdb_get_username(sam_account)); - (*info)[i].full_name = talloc_strdup(mem_ctx, pdb_get_fullname(sam_account)); - if (!((*info)[i].acct_name) || !((*info)[i].full_name)) { - DEBUG(0,("query_user_list: out of memory!\n")); - result = NT_STATUS_NO_MEMORY; - break; - } - - i++; - - if (NT_STATUS_IS_ERR(pdb_reset_sam(sam_account))) { - result = NT_STATUS_UNSUCCESSFUL; - break; - } + sid_copy(&dom_sid, sid); + sid_split_rid(&dom_sid, &rid); + + domain = find_domain_from_sid(&dom_sid); + + if (domain == NULL) { + DEBUG(3, ("Could not find domain for sid %s\n", + sid_string_static(sid))); + goto done; + } + + result = domain->methods->sid_to_name(domain, mem_ctx, sid, + &name, &type); + + if (!NT_STATUS_IS_OK(result)) { + DEBUG(3, ("sid_to_name failed for sid %s\n", + sid_string_static(sid))); + goto done; + } + + DEBUG(10, ("Found name %s, type %d\n", name, type)); + + if (type == SID_NAME_USER) { + add_member(domain->name, name, members, num_members); + goto done; + } + + if (type != SID_NAME_DOM_GRP) { + DEBUG(10, ("Alias member %s neither user nor group, ignore\n", + name)); + goto done; + } + + /* Expand the domain group */ + + result = domain->methods->lookup_groupmem(domain, mem_ctx, + sid, &num_names, + &sid_mem, &names, + &types); + + if (!NT_STATUS_IS_OK(result)) { + DEBUG(10, ("Could not lookup group members for %s: %s\n", + name, nt_errstr(result))); + goto done; + } + + for (i=0; i<num_names; i++) { + DEBUG(10, ("Adding group member SID %s\n", + sid_string_static(sid_mem[i]))); + + if (types[i] != SID_NAME_USER) { + DEBUG(1, ("Hmmm. Member %s of group %s is no user. " + "Ignoring.\n", names[i], name)); + continue; } - *num_entries = i; - result = NT_STATUS_OK; - - } else { - result = NT_STATUS_UNSUCCESSFUL; + add_member(domain->name, names[i], members, num_members); } - pdb_free_sam(&sam_account); - return result; + done: + talloc_destroy(mem_ctx); + return; +} + +BOOL fill_passdb_alias_grmem(struct winbindd_domain *domain, + DOM_SID *group_sid, + int *num_gr_mem, char **gr_mem, int *gr_mem_len) +{ + DOM_SID *members; + int i, num_members; + + *num_gr_mem = 0; + *gr_mem = NULL; + *gr_mem_len = 0; + + if (!pdb_enum_aliasmem(group_sid, &members, &num_members)) + return True; + + for (i=0; i<num_members; i++) { + add_expanded_sid(&members[i], gr_mem, num_gr_mem); + } + + SAFE_FREE(members); + + if (*gr_mem != NULL) { + int len; + + /* We have at least one member, strip off the last "," */ + len = strlen(*gr_mem); + (*gr_mem)[len-1] = '\0'; + *gr_mem_len = len; + } + + return True; +} + +/* Query display info for a domain. This returns enough information plus a + bit extra to give an overview of domain users for the User Manager + application. */ +static NTSTATUS query_user_list(struct winbindd_domain *domain, + TALLOC_CTX *mem_ctx, + uint32 *num_entries, + WINBIND_USERINFO **info) +{ + /* We don't have users */ + *num_entries = 0; + *info = NULL; + return NT_STATUS_OK; } /* list all domain groups */ @@ -107,14 +185,10 @@ static NTSTATUS enum_dom_groups(struct winbindd_domain *domain, uint32 *num_entries, struct acct_info **info) { - NTSTATUS result = NT_STATUS_OK; - - DEBUG(3,("pdb: enum_dom_groups (group support not implemented)\n")); - + /* We don't have domain groups */ *num_entries = 0; - *info = 0; - - return result; + *info = NULL; + return NT_STATUS_OK; } /* List all domain groups */ @@ -124,14 +198,24 @@ static NTSTATUS enum_local_groups(struct winbindd_domain *domain, uint32 *num_entries, struct acct_info **info) { - NTSTATUS result = NT_STATUS_OK; + struct acct_info *talloced_info; - DEBUG(3,("pdb: enum_local_groups (group support not implemented)\n")); + /* Hmm. One billion aliases should be enough for a start */ - *num_entries = 0; - *info = 0; + if (!pdb_enum_aliases(&domain->sid, 0, 1000000000, + num_entries, info)) { + /* Nothing to report, just exit. */ + return NT_STATUS_OK; + } - return result; + talloced_info = (struct acct_info *) + talloc_memdup(mem_ctx, *info, + *num_entries * sizeof(struct acct_info)); + + SAFE_FREE(*info); + *info = talloced_info; + + return NT_STATUS_OK; } /* convert a single name to a sid in a domain */ @@ -141,23 +225,13 @@ static NTSTATUS name_to_sid(struct winbindd_domain *domain, DOM_SID *sid, enum SID_NAME_USE *type) { - SAM_ACCOUNT *sam_account = NULL; - NTSTATUS result = NT_STATUS_UNSUCCESSFUL; - - DEBUG(3,("pdb: name_to_sid name=%s (group support not implemented)\n", name)); - - if (NT_STATUS_IS_OK(pdb_init_sam(&sam_account))) { - if (!pdb_getsampwnam(sam_account, name)) { - result = NT_STATUS_UNSUCCESSFUL; - } else { /* it is a sam user */ - sid_copy(sid, pdb_get_user_sid(sam_account)); - *type = SID_NAME_USER; - result = NT_STATUS_OK; - } - } + DEBUG(10, ("Finding name %s\n", name)); - pdb_free_sam(&sam_account); - return result; + if (!pdb_find_alias(name, sid)) + return NT_STATUS_NONE_MAPPED; + + *type = SID_NAME_ALIAS; + return NT_STATUS_OK; } /* @@ -165,141 +239,56 @@ static NTSTATUS name_to_sid(struct winbindd_domain *domain, */ static NTSTATUS sid_to_name(struct winbindd_domain *domain, TALLOC_CTX *mem_ctx, - DOM_SID *sid, + const DOM_SID *sid, char **name, enum SID_NAME_USE *type) { - SAM_ACCOUNT *sam_account = NULL; - NTSTATUS result = NT_STATUS_UNSUCCESSFUL; - uint32 id; + struct acct_info info; - DEBUG(3,("pdb: sid_to_name sid=%s\n", sid_string_static(sid))); + DEBUG(10, ("Converting SID %s\n", sid_string_static(sid))); - if (NT_STATUS_IS_OK(sid_to_uid(sid, &id))) { /* this is a user */ + if (!pdb_get_aliasinfo(sid, &info)) + return NT_STATUS_NONE_MAPPED; - if (NT_STATUS_IS_ERR(result = pdb_init_sam(&sam_account))) { - return result; - } - - if (!pdb_getsampwsid(sam_account, sid)) { - pdb_free_sam(&sam_account); - return NT_STATUS_UNSUCCESSFUL; - } - - *name = talloc_strdup(mem_ctx, pdb_get_username(sam_account)); - if (!(*name)) { - DEBUG(0,("query_user: out of memory!\n")); - pdb_free_sam(&sam_account); - return NT_STATUS_NO_MEMORY; - } + *name = talloc_strdup(mem_ctx, info.acct_name); + *type = SID_NAME_ALIAS; - pdb_free_sam(&sam_account); - *type = SID_NAME_USER; - result = NT_STATUS_OK; - - } else if (NT_STATUS_IS_OK(sid_to_gid(sid, &id))) { /* this is a group */ - - DEBUG(3,("pdb: sid_to_name: group support not implemented\n")); - result = NT_STATUS_UNSUCCESSFUL; - } - - return result; + return NT_STATUS_OK; } /* Lookup user information from a rid or username. */ static NTSTATUS query_user(struct winbindd_domain *domain, TALLOC_CTX *mem_ctx, - DOM_SID *user_sid, + const DOM_SID *user_sid, WINBIND_USERINFO *user_info) { - SAM_ACCOUNT *sam_account = NULL; - NTSTATUS result; - - DEBUG(3,("pdb: query_user sid=%s\n", sid_string_static(user_sid))); - - if (NT_STATUS_IS_ERR(result = pdb_init_sam(&sam_account))) { - return result; - } - - if (!pdb_getsampwsid(sam_account, user_sid)) { - pdb_free_sam(&sam_account); - return NT_STATUS_UNSUCCESSFUL; - } - - /* we return only nua accounts, or we will have duplicates */ - if (!idmap_check_sid_is_in_free_range(user_sid)) { - pdb_free_sam(&sam_account); - return NT_STATUS_UNSUCCESSFUL; - } - - user_info->user_sid = talloc(mem_ctx, sizeof(DOM_SID)); - user_info->group_sid = talloc(mem_ctx, sizeof(DOM_SID)); - if (!(user_info->user_sid) || !(user_info->group_sid)) { - DEBUG(0,("query_user: out of memory!\n")); - pdb_free_sam(&sam_account); - return NT_STATUS_NO_MEMORY; - } - sid_copy(user_info->user_sid, pdb_get_user_sid(sam_account)); - sid_copy(user_info->group_sid, pdb_get_group_sid(sam_account)); - - user_info->acct_name = talloc_strdup(mem_ctx, pdb_get_username(sam_account)); - user_info->full_name = talloc_strdup(mem_ctx, pdb_get_fullname(sam_account)); - if (!(user_info->acct_name) || !(user_info->full_name)) { - DEBUG(0,("query_user: out of memory!\n")); - pdb_free_sam(&sam_account); - return NT_STATUS_NO_MEMORY; - } - - pdb_free_sam(&sam_account); - return NT_STATUS_OK; -} + return NT_STATUS_NO_SUCH_USER; +} /* Lookup groups a user is a member of. I wish Unix had a call like this! */ static NTSTATUS lookup_usergroups(struct winbindd_domain *domain, TALLOC_CTX *mem_ctx, - DOM_SID *user_sid, + const DOM_SID *user_sid, uint32 *num_groups, DOM_SID ***user_gids) { - NTSTATUS result = NT_STATUS_OK; - - DEBUG(3,("pdb: lookup_usergroups (group support not implemented)\n")); - - num_groups = 0; - user_gids = 0; - - return result; + return NT_STATUS_NO_SUCH_USER; } /* Lookup group membership given a rid. */ static NTSTATUS lookup_groupmem(struct winbindd_domain *domain, TALLOC_CTX *mem_ctx, - DOM_SID *group_sid, uint32 *num_names, + const DOM_SID *group_sid, uint32 *num_names, DOM_SID ***sid_mem, char ***names, uint32 **name_types) { - NTSTATUS result = NT_STATUS_NOT_IMPLEMENTED; - - DEBUG(3,("pdb: lookup_groupmem (group support not implemented)\n")); - - num_names = 0; - sid_mem = 0; - names = 0; - name_types = 0; - - return result; + return NT_STATUS_OK; } /* find the sequence number for a domain */ static NTSTATUS sequence_number(struct winbindd_domain *domain, uint32 *seq) { - /* FIXME: we fake up the seq_num untill our passdb support it */ - static uint32 seq_num; - - DEBUG(3,("pdb: sequence_number\n")); - - *seq = seq_num++; - + *seq = 1; return NT_STATUS_OK; } @@ -311,24 +300,14 @@ static NTSTATUS trusted_domains(struct winbindd_domain *domain, char ***alt_names, DOM_SID **dom_sids) { - NTSTATUS result = NT_STATUS_NOT_IMPLEMENTED; - - DEBUG(3,("pdb: trusted_domains (todo!)\n")); - - return result; + return NT_STATUS_OK; } /* find the domain sid for a domain */ static NTSTATUS domain_sid(struct winbindd_domain *domain, DOM_SID *sid) { - DEBUG(3,("pdb: domain_sid\n")); - - if (strcmp(domain->name, lp_workgroup())) { - return NT_STATUS_INVALID_PARAMETER; - } else { - sid_copy(sid, get_global_sam_sid()); - return NT_STATUS_OK; - } + sid_copy(sid, &domain->sid); + return NT_STATUS_OK; } /* find alternate names list for the domain |