diff options
| -rw-r--r-- | source3/libnet/libnet_dssync_passdb.c | 1726 |
1 files changed, 1696 insertions, 30 deletions
diff --git a/source3/libnet/libnet_dssync_passdb.c b/source3/libnet/libnet_dssync_passdb.c index 2388b1a67a..585428ad75 100644 --- a/source3/libnet/libnet_dssync_passdb.c +++ b/source3/libnet/libnet_dssync_passdb.c @@ -19,28 +19,244 @@ #include "includes.h" #include "libnet/libnet_dssync.h" +#include "libnet/libnet_samsync.h" +#include "../libcli/security/security.h" #include "../libds/common/flags.h" +#include "../librpc/gen_ndr/ndr_drsuapi.h" +#include "dbwrap.h" /**************************************************************** ****************************************************************/ +struct dssync_passdb { + struct pdb_methods *methods; + struct db_context *all; + struct db_context *aliases; + struct db_context *groups; +}; + +struct dssync_passdb_obj { + struct dssync_passdb_obj *self; + uint32_t type; + struct drsuapi_DsReplicaObjectListItemEx *cur; + TDB_DATA key; + TDB_DATA data; + struct db_context *members; +}; + +struct dssync_passdb_mem { + struct dssync_passdb_mem *self; + bool active; + struct drsuapi_DsReplicaObjectIdentifier3 *cur; + struct dssync_passdb_obj *obj; + TDB_DATA key; + TDB_DATA data; +}; + +static NTSTATUS dssync_insert_obj(struct dssync_passdb *pctx, + struct db_context *db, + struct dssync_passdb_obj *obj) +{ + NTSTATUS status; + struct db_record *rec; + + rec = db->fetch_locked(db, talloc_tos(), obj->key); + if (rec == NULL) { + return NT_STATUS_NO_MEMORY; + } + if (rec->value.dsize != 0) { + abort(); + } + + status = rec->store(rec, obj->data, TDB_INSERT); + if (!NT_STATUS_IS_OK(status)) { + TALLOC_FREE(rec); + return status; + } + TALLOC_FREE(rec); + return NT_STATUS_OK; +} + +static struct dssync_passdb_obj *dssync_parse_obj(const TDB_DATA data) +{ + struct dssync_passdb_obj *obj; + + if (data.dsize != sizeof(obj)) { + return NULL; + } + + /* + * we need to copy the pointer to avoid alignment problems + * on some systems. + */ + memcpy(&obj, data.dptr, sizeof(obj)); + + return talloc_get_type_abort(obj, struct dssync_passdb_obj); +} + +static struct dssync_passdb_obj *dssync_search_obj_by_guid(struct dssync_passdb *pctx, + struct db_context *db, + const struct GUID *guid) +{ + struct dssync_passdb_obj *obj; + int ret; + TDB_DATA key; + TDB_DATA data; + + key = make_tdb_data((const uint8_t *)(void *)guid, + sizeof(*guid)); + + ret = db->fetch(db, talloc_tos(), key, &data); + if (ret != 0) { + return NULL; + } + + obj = dssync_parse_obj(data); + return obj; +} + +static NTSTATUS dssync_create_obj(struct dssync_passdb *pctx, + struct db_context *db, + uint32_t type, + struct drsuapi_DsReplicaObjectListItemEx *cur, + struct dssync_passdb_obj **_obj) +{ + NTSTATUS status; + struct dssync_passdb_obj *obj; + + obj = talloc_zero(pctx, struct dssync_passdb_obj); + if (obj == NULL) { + return NT_STATUS_NO_MEMORY; + } + obj->self = obj; + obj->cur = cur; + obj->type = type; + obj->key = make_tdb_data((const uint8_t *)(void *)&cur->object.identifier->guid, + sizeof(cur->object.identifier->guid)); + obj->data = make_tdb_data((const uint8_t *)(void *)&obj->self, + sizeof(obj->self)); + + obj->members = db_open_rbt(obj); + if (obj->members == NULL) { + return NT_STATUS_NO_MEMORY; + } + + status = dssync_insert_obj(pctx, db, obj); + if (!NT_STATUS_IS_OK(status)) { + TALLOC_FREE(obj); + return status; + } + *_obj = obj; + return NT_STATUS_OK; +} + +static NTSTATUS dssync_insert_mem(struct dssync_passdb *pctx, + struct dssync_passdb_obj *obj, + struct dssync_passdb_mem *mem) +{ + NTSTATUS status; + struct db_record *rec; + + rec = obj->members->fetch_locked(obj->members, talloc_tos(), mem->key); + if (rec == NULL) { + return NT_STATUS_NO_MEMORY; + } + if (rec->value.dsize != 0) { + abort(); + } + + status = rec->store(rec, mem->data, TDB_INSERT); + if (!NT_STATUS_IS_OK(status)) { + TALLOC_FREE(rec); + return status; + } + TALLOC_FREE(rec); + return NT_STATUS_OK; +} + +static NTSTATUS dssync_create_mem(struct dssync_passdb *pctx, + struct dssync_passdb_obj *obj, + bool active, + struct drsuapi_DsReplicaObjectIdentifier3 *cur, + struct dssync_passdb_mem **_mem) +{ + NTSTATUS status; + struct dssync_passdb_mem *mem; + + mem = talloc_zero(pctx, struct dssync_passdb_mem); + if (mem == NULL) { + return NT_STATUS_NO_MEMORY; + } + mem->self = mem; + mem->cur = cur; + mem->active = active; + mem->obj = NULL; + mem->key = make_tdb_data((const uint8_t *)(void *)&cur->guid, + sizeof(cur->guid)); + mem->data = make_tdb_data((const uint8_t *)(void *)&mem->self, + sizeof(mem->self)); + + status = dssync_insert_mem(pctx, obj, mem); + if (!NT_STATUS_IS_OK(status)) { + TALLOC_FREE(obj); + return status; + } + *_mem = mem; + return NT_STATUS_OK; +} + +static struct dssync_passdb_mem *dssync_parse_mem(const TDB_DATA data) +{ + struct dssync_passdb_mem *mem; + + if (data.dsize != sizeof(mem)) { + return NULL; + } + + /* + * we need to copy the pointer to avoid alignment problems + * on some systems. + */ + memcpy(&mem, data.dptr, sizeof(mem)); + + return talloc_get_type_abort(mem, struct dssync_passdb_mem); +} + static NTSTATUS passdb_startup(struct dssync_context *ctx, TALLOC_CTX *mem_ctx, struct replUpToDateVectorBlob **pold_utdv) { NTSTATUS status; - struct pdb_methods *methods = NULL; + struct dssync_passdb *pctx; + + pctx = talloc_zero(mem_ctx, struct dssync_passdb); + if (pctx == NULL) { + return NT_STATUS_NO_MEMORY; + } if (ctx->output_filename) { - status = make_pdb_method_name(&methods, ctx->output_filename); + status = make_pdb_method_name(&pctx->methods, ctx->output_filename); } else { - status = make_pdb_method_name(&methods, lp_passdb_backend()); + status = make_pdb_method_name(&pctx->methods, lp_passdb_backend()); } if (!NT_STATUS_IS_OK(status)) { return status; } - ctx->private_data = methods; + pctx->all = db_open_rbt(pctx); + if (pctx->all == NULL) { + return NT_STATUS_NO_MEMORY; + } + pctx->aliases = db_open_rbt(pctx); + if (pctx->aliases == NULL) { + return NT_STATUS_NO_MEMORY; + } + pctx->groups = db_open_rbt(pctx); + if (pctx->groups == NULL) { + return NT_STATUS_NO_MEMORY; + } + + ctx->private_data = pctx; return status; } @@ -48,13 +264,363 @@ static NTSTATUS passdb_startup(struct dssync_context *ctx, TALLOC_CTX *mem_ctx, /**************************************************************** ****************************************************************/ +struct dssync_passdb_traverse_amembers { + struct dssync_context *ctx; + struct dssync_passdb_obj *obj; + const char *name; + uint32_t idx; +}; + +struct dssync_passdb_traverse_aliases { + struct dssync_context *ctx; + const char *name; + uint32_t idx; +}; + +static int dssync_passdb_traverse_amembers(struct db_record *rec, + void *private_data) +{ + struct dssync_passdb_traverse_amembers *state = + (struct dssync_passdb_traverse_amembers *)private_data; + struct dssync_passdb *pctx = + talloc_get_type_abort(state->ctx->private_data, + struct dssync_passdb); + struct dssync_passdb_mem *mem; + NTSTATUS status; + struct dom_sid alias_sid; + struct dom_sid member_sid; + const char *member_dn; + size_t num_members; + size_t i; + struct dom_sid *members; + bool is_member = false; + const char *action; + + state->idx++; + + alias_sid = state->obj->cur->object.identifier->sid; + + mem = dssync_parse_mem(rec->value); + if (mem == NULL) { + return -1; + } + + member_sid = mem->cur->sid; + member_dn = mem->cur->dn; + + mem->obj = dssync_search_obj_by_guid(pctx, pctx->all, &mem->cur->guid); + if (mem->obj == NULL) { + DEBUG(0,("alias[%s] member[%s] can't resolve member - ignoring\n", + sid_string_dbg(&alias_sid), + is_null_sid(&member_sid)? + sid_string_dbg(&member_sid): + member_dn)); + return 0; + } + + switch (mem->obj->type) { + case ATYPE_DISTRIBUTION_LOCAL_GROUP: + case ATYPE_DISTRIBUTION_GLOBAL_GROUP: + DEBUG(0, ("alias[%s] ignore distribution group [%s]\n", + sid_string_dbg(&alias_sid), + member_dn)); + return 0; + default: + break; + } + + DEBUG(0,("alias[%s] member[%s]\n", + sid_string_dbg(&alias_sid), + sid_string_dbg(&member_sid))); + + status = pdb_enum_aliasmem(&alias_sid, talloc_tos(), + &members, &num_members); + if (!NT_STATUS_IS_OK(status)) { + DEBUG(0, ("Could not find current alias members %s - %s\n", + sid_string_dbg(&alias_sid), + nt_errstr(status))); + return -1; + } + + for (i=0; i < num_members; i++) { + bool match; + + match = dom_sid_equal(&members[i], &member_sid); + if (match) { + is_member = true; + break; + } + } + + status = NT_STATUS_OK; + action = "none"; + if (!is_member && mem->active) { + action = "add"; + pdb_add_aliasmem(&alias_sid, &member_sid); + } else if (is_member && !mem->active) { + action = "delete"; + pdb_del_aliasmem(&alias_sid, &member_sid); + } + if (!NT_STATUS_IS_OK(status)) { + DEBUG(0, ("Could not %s %s as alias members of %s - %s\n", + action, + sid_string_dbg(&member_sid), + sid_string_dbg(&alias_sid), + nt_errstr(status))); + return -1; + } + + return 0; +} + +static int dssync_passdb_traverse_aliases(struct db_record *rec, + void *private_data) +{ + struct dssync_passdb_traverse_aliases *state = + (struct dssync_passdb_traverse_aliases *)private_data; + struct dssync_passdb *pctx = + talloc_get_type_abort(state->ctx->private_data, + struct dssync_passdb); + struct dssync_passdb_traverse_amembers mstate; + struct dssync_passdb_obj *obj; + int ret; + + state->idx++; + if (pctx->methods == NULL) { + return -1; + } + + obj = dssync_parse_obj(rec->value); + if (obj == NULL) { + return -1; + } + + ZERO_STRUCT(mstate); + mstate.ctx = state->ctx; + mstate.name = "members"; + mstate.obj = obj; + ret = obj->members->traverse_read(obj->members, + dssync_passdb_traverse_amembers, + &mstate); + if (ret < 0) { + return -1; + } + + return 0; +} + +struct dssync_passdb_traverse_gmembers { + struct dssync_context *ctx; + struct dssync_passdb_obj *obj; + const char *name; + uint32_t idx; +}; + +struct dssync_passdb_traverse_groups { + struct dssync_context *ctx; + const char *name; + uint32_t idx; +}; + +static int dssync_passdb_traverse_gmembers(struct db_record *rec, + void *private_data) +{ + struct dssync_passdb_traverse_gmembers *state = + (struct dssync_passdb_traverse_gmembers *)private_data; + struct dssync_passdb *pctx = + talloc_get_type_abort(state->ctx->private_data, + struct dssync_passdb); + struct dssync_passdb_mem *mem; + NTSTATUS status; + char *nt_member = NULL; + char **unix_members; + struct dom_sid group_sid; + struct dom_sid member_sid; + struct samu *member = NULL; + const char *member_dn = NULL; + GROUP_MAP map; + struct group *grp; + uint32_t rid; + bool is_unix_member = false; + + state->idx++; + + DEBUG(0,("%s[%u]...\n", state->name, state->idx)); + + group_sid = state->obj->cur->object.identifier->sid; + + status = dom_sid_split_rid(talloc_tos(), &group_sid, NULL, &rid); + if (!NT_STATUS_IS_OK(status)) { + return -1; + } + + mem = dssync_parse_mem(rec->value); + if (mem == NULL) { + return -1; + } + + member_sid = mem->cur->sid; + member_dn = mem->cur->dn; + + mem->obj = dssync_search_obj_by_guid(pctx, pctx->all, &mem->cur->guid); + if (mem->obj == NULL) { + DEBUG(0,("group[%s] member[%s] can't resolve member - ignoring\n", + sid_string_dbg(&group_sid), + is_null_sid(&member_sid)? + sid_string_dbg(&member_sid): + member_dn)); + return 0; + } + + member_sid = mem->obj->cur->object.identifier->sid; + member_dn = mem->obj->cur->object.identifier->dn; + + switch (mem->obj->type) { + case ATYPE_SECURITY_LOCAL_GROUP: + case ATYPE_SECURITY_GLOBAL_GROUP: + DEBUG(0, ("Group[%s] ignore member group [%s]\n", + sid_string_dbg(&group_sid), + sid_string_dbg(&member_sid))); + return 0; + + case ATYPE_DISTRIBUTION_LOCAL_GROUP: + case ATYPE_DISTRIBUTION_GLOBAL_GROUP: + DEBUG(0, ("Group[%s] ignore distribution group [%s]\n", + sid_string_dbg(&group_sid), + member_dn)); + return 0; + default: + break; + } + + if (!get_domain_group_from_sid(group_sid, &map)) { + DEBUG(0, ("Could not find global group %s\n", + sid_string_dbg(&group_sid))); + //return NT_STATUS_NO_SUCH_GROUP; + return -1; + } + + if (!(grp = getgrgid(map.gid))) { + DEBUG(0, ("Could not find unix group %lu\n", (unsigned long)map.gid)); + //return NT_STATUS_NO_SUCH_GROUP; + return -1; + } + + DEBUG(0,("Group members of %s: ", grp->gr_name)); + + if ( !(member = samu_new(talloc_tos())) ) { + //return NT_STATUS_NO_MEMORY; + return -1; + } + + if (!pdb_getsampwsid(member, &member_sid)) { + DEBUG(1, ("Found bogus group member: (member_sid=%s group=%s)\n", + sid_string_tos(&member_sid), grp->gr_name)); + TALLOC_FREE(member); + return -1; + } + + if (pdb_get_group_rid(member) == rid) { + DEBUGADD(0,("%s(primary),", pdb_get_username(member))); + TALLOC_FREE(member); + return -1; + } + + DEBUGADD(0,("%s,", pdb_get_username(member))); + nt_member = talloc_strdup(talloc_tos(), pdb_get_username(member)); + TALLOC_FREE(member); + + DEBUGADD(0,("\n")); + + unix_members = grp->gr_mem; + + while (*unix_members) { + if (strcmp(*unix_members, nt_member) == 0) { + is_unix_member = true; + break; + } + unix_members += 1; + } + + if (!is_unix_member && mem->active) { + smb_add_user_group(grp->gr_name, nt_member); + } else if (is_unix_member && !mem->active) { + smb_delete_user_group(grp->gr_name, nt_member); + } + + return 0; +} + +static int dssync_passdb_traverse_groups(struct db_record *rec, + void *private_data) +{ + struct dssync_passdb_traverse_groups *state = + (struct dssync_passdb_traverse_groups *)private_data; + struct dssync_passdb *pctx = + talloc_get_type_abort(state->ctx->private_data, + struct dssync_passdb); + struct dssync_passdb_traverse_gmembers mstate; + struct dssync_passdb_obj *obj; + int ret; + + state->idx++; + if (pctx->methods == NULL) { + return -1; + } + + DEBUG(0,("%s[%u]...\n", state->name, state->idx)); + + obj = dssync_parse_obj(rec->value); + if (obj == NULL) { + return -1; + } + + ZERO_STRUCT(mstate); + mstate.ctx = state->ctx; + mstate.name = "members"; + mstate.obj = obj; + ret = obj->members->traverse_read(obj->members, + dssync_passdb_traverse_gmembers, + &mstate); + if (ret < 0) { + return -1; + } + + return 0; +} + static NTSTATUS passdb_finish(struct dssync_context *ctx, TALLOC_CTX *mem_ctx, struct replUpToDateVectorBlob *new_utdv) { - struct pdb_methods *methods = - (struct pdb_methods *)ctx->private_data; + struct dssync_passdb *pctx = + talloc_get_type_abort(ctx->private_data, + struct dssync_passdb); + struct dssync_passdb_traverse_aliases astate; + struct dssync_passdb_traverse_groups gstate; + int ret; + + ZERO_STRUCT(astate); + astate.ctx = ctx; + astate.name = "aliases"; + ret = pctx->aliases->traverse_read(pctx->aliases, + dssync_passdb_traverse_aliases, + &astate); + if (ret < 0) { + return NT_STATUS_INTERNAL_ERROR; + } - TALLOC_FREE(methods); + ZERO_STRUCT(gstate); + gstate.ctx = ctx; + gstate.name = "groups"; + ret = pctx->groups->traverse_read(pctx->groups, + dssync_passdb_traverse_groups, + &gstate); + if (ret < 0) { + return NT_STATUS_INTERNAL_ERROR; + } + + TALLOC_FREE(pctx->methods); + TALLOC_FREE(pctx); return NT_STATUS_OK; } @@ -62,51 +628,1060 @@ static NTSTATUS passdb_finish(struct dssync_context *ctx, TALLOC_CTX *mem_ctx, /**************************************************************** ****************************************************************/ -static NTSTATUS handle_account_object(TALLOC_CTX *mem_ctx, - struct pdb_methods *methods, - struct drsuapi_DsReplicaObjectListItemEx *cur) +static NTSTATUS smb_create_user(TALLOC_CTX *mem_ctx, + uint32_t acct_flags, + const char *account, + struct passwd **passwd_p) { + struct passwd *passwd; + char *add_script = NULL; + + passwd = Get_Pwnam_alloc(mem_ctx, account); + if (passwd) { + *passwd_p = passwd; + return NT_STATUS_OK; + } + + /* Create appropriate user */ + if (acct_flags & ACB_NORMAL) { + add_script = talloc_strdup(mem_ctx, lp_adduser_script()); + } else if ( (acct_flags & ACB_WSTRUST) || + (acct_flags & ACB_SVRTRUST) || + (acct_flags & ACB_DOMTRUST) ) { + add_script = talloc_strdup(mem_ctx, lp_addmachine_script()); + } else { + DEBUG(1, ("Unknown user type: %s\n", + pdb_encode_acct_ctrl(acct_flags, NEW_PW_FORMAT_SPACE_PADDED_LEN))); + return NT_STATUS_UNSUCCESSFUL; + } + + if (!add_script) { + return NT_STATUS_NO_MEMORY; + } + + if (*add_script) { + int add_ret; + add_script = talloc_all_string_sub(mem_ctx, add_script, + "%u", account); + if (!add_script) { + return NT_STATUS_NO_MEMORY; + } + add_ret = smbrun(add_script, NULL); + DEBUG(add_ret ? 0 : 1,("fetch_account: Running the command `%s' " + "gave %d\n", add_script, add_ret)); + if (add_ret == 0) { + smb_nscd_flush_user_cache(); + } + } + + /* try and find the possible unix account again */ + passwd = Get_Pwnam_alloc(mem_ctx, account); + if (!passwd) { + return NT_STATUS_NO_SUCH_USER; + } + + *passwd_p = passwd; + return NT_STATUS_OK; } +static struct drsuapi_DsReplicaAttribute *find_drsuapi_attr( + const struct drsuapi_DsReplicaObjectListItemEx *cur, + uint32_t attid) +{ + int i = 0; + + for (i = 0; i < cur->object.attribute_ctr.num_attributes; i++) { + struct drsuapi_DsReplicaAttribute *attr; + + attr = &cur->object.attribute_ctr.attributes[i]; + + if (attr->attid == attid) { + return attr; + } + } + + return NULL; +} + +static NTSTATUS find_drsuapi_attr_string(TALLOC_CTX *mem_ctx, + const struct drsuapi_DsReplicaObjectListItemEx *cur, + uint32_t attid, + uint32_t *_count, + char ***_array) +{ + struct drsuapi_DsReplicaAttribute *attr; + char **array; + uint32_t a; + + attr = find_drsuapi_attr(cur, attid); + if (attr == NULL) { + return NT_STATUS_PROPSET_NOT_FOUND; + } + + array = talloc_array(mem_ctx, char *, attr->value_ctr.num_values); + if (array == NULL) { + return NT_STATUS_NO_MEMORY; + } + + for (a = 0; a < attr->value_ctr.num_values; a++) { + const DATA_BLOB *blob; + ssize_t ret; + + blob = attr->value_ctr.values[a].blob; + + if (blob == NULL) { + return NT_STATUS_INTERNAL_DB_CORRUPTION; + } + + ret = pull_string_talloc(array, NULL, 0, &array[a], + blob->data, blob->length, + STR_UNICODE); + if (ret == -1) { + //TODO + return NT_STATUS_INTERNAL_ERROR; + } + } + + *_count = attr->value_ctr.num_values; + *_array = array; + return NT_STATUS_OK; +} + +static NTSTATUS find_drsuapi_attr_int32(TALLOC_CTX *mem_ctx, + const struct drsuapi_DsReplicaObjectListItemEx *cur, + uint32_t attid, + uint32_t *_count, + int32_t **_array) +{ + struct drsuapi_DsReplicaAttribute *attr; + int32_t *array; + uint32_t a; + + attr = find_drsuapi_attr(cur, attid); + if (attr == NULL) { + return NT_STATUS_PROPSET_NOT_FOUND; + } + + array = talloc_array(mem_ctx, int32_t, attr->value_ctr.num_values); + if (array == NULL) { + return NT_STATUS_NO_MEMORY; + } + + for (a = 0; a < attr->value_ctr.num_values; a++) { + const DATA_BLOB *blob; + + blob = attr->value_ctr.values[a].blob; + + if (blob == NULL) { + return NT_STATUS_INTERNAL_DB_CORRUPTION; + } + + if (blob->length != 4) { + return NT_STATUS_INTERNAL_DB_CORRUPTION; + } + + array[a] = IVAL(blob->data, 0); + } + + *_count = attr->value_ctr.num_values; + *_array = array; + return NT_STATUS_OK; +} + +static NTSTATUS find_drsuapi_attr_blob(TALLOC_CTX *mem_ctx, + const struct drsuapi_DsReplicaObjectListItemEx *cur, + uint32_t attid, + uint32_t *_count, + DATA_BLOB **_array) +{ + struct drsuapi_DsReplicaAttribute *attr; + DATA_BLOB *array; + uint32_t a; + + attr = find_drsuapi_attr(cur, attid); + if (attr == NULL) { + return NT_STATUS_PROPSET_NOT_FOUND; + } + + array = talloc_array(mem_ctx, DATA_BLOB, attr->value_ctr.num_values); + if (array == NULL) { + return NT_STATUS_NO_MEMORY; + } + + for (a = 0; a < attr->value_ctr.num_values; a++) { + const DATA_BLOB *blob; + + blob = attr->value_ctr.values[a].blob; + + if (blob == NULL) { + return NT_STATUS_INTERNAL_DB_CORRUPTION; + } + + array[a] = data_blob_talloc(array, blob->data, blob->length); + if (array[a].length != blob->length) { + return NT_STATUS_NO_MEMORY; + } + } + *_count = attr->value_ctr.num_values; + *_array = array; + return NT_STATUS_OK; +} + +static NTSTATUS find_drsuapi_attr_int64(TALLOC_CTX *mem_ctx, + const struct drsuapi_DsReplicaObjectListItemEx *cur, + uint32_t attid, + uint32_t *_count, + int64_t **_array) +{ + struct drsuapi_DsReplicaAttribute *attr; + int64_t *array; + uint32_t a; + + attr = find_drsuapi_attr(cur, attid); + if (attr == NULL) { + return NT_STATUS_PROPSET_NOT_FOUND; + } + + array = talloc_array(mem_ctx, int64_t, attr->value_ctr.num_values); + if (array == NULL) { + return NT_STATUS_NO_MEMORY; + } + + for (a = 0; a < attr->value_ctr.num_values; a++) { + const DATA_BLOB *blob; + + blob = attr->value_ctr.values[a].blob; + + if (blob == NULL) { + return NT_STATUS_INTERNAL_DB_CORRUPTION; + } + + if (blob->length != 8) { + return NT_STATUS_INTERNAL_DB_CORRUPTION; + } + + array[a] = BVAL(blob->data, 0); + } + *_count = attr->value_ctr.num_values; + *_array = array; + return NT_STATUS_OK; +} + +static NTSTATUS find_drsuapi_attr_dn(TALLOC_CTX *mem_ctx, + const struct drsuapi_DsReplicaObjectListItemEx *cur, + uint32_t attid, + uint32_t *_count, + struct drsuapi_DsReplicaObjectIdentifier3 **_array) +{ + struct drsuapi_DsReplicaAttribute *attr; + struct drsuapi_DsReplicaObjectIdentifier3 *array; + uint32_t a; + + attr = find_drsuapi_attr(cur, attid); + if (attr == NULL) { + return NT_STATUS_PROPSET_NOT_FOUND; + } + + array = talloc_array(mem_ctx, + struct drsuapi_DsReplicaObjectIdentifier3, + attr->value_ctr.num_values); + if (array == NULL) { + return NT_STATUS_NO_MEMORY; + } + + for (a = 0; a < attr->value_ctr.num_values; a++) { + const DATA_BLOB *blob; + enum ndr_err_code ndr_err; + NTSTATUS status; + + blob = attr->value_ctr.values[a].blob; + + if (blob == NULL) { + return NT_STATUS_INTERNAL_DB_CORRUPTION; + } + + /* windows sometimes sends an extra two pad bytes here */ + ndr_err = ndr_pull_struct_blob(blob, array, &array[a], + (ndr_pull_flags_fn_t)ndr_pull_drsuapi_DsReplicaObjectIdentifier3); + if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) { + status = ndr_map_error2ntstatus(ndr_err); + return status; + } + } + *_count = attr->value_ctr.num_values; + *_array = array; + return NT_STATUS_OK; +} + +#define GET_BLOB_EX(attr, needed) do { \ + NTSTATUS _status; \ + uint32_t _cnt; \ + DATA_BLOB *_vals = NULL; \ + attr = data_blob_null; \ + _status = find_drsuapi_attr_blob(mem_ctx, cur, \ + DRSUAPI_ATTID_ ## attr, \ + &_cnt, &_vals); \ + if (NT_STATUS_EQUAL(_status, NT_STATUS_PROPSET_NOT_FOUND)) { \ + if (!needed) { \ + _status = NT_STATUS_OK; \ + _cnt = 0; \ + } \ + } \ + if (!NT_STATUS_IS_OK(_status)) { \ + DEBUG(0,(__location__ "attr[%s] %s\n", \ + #attr, nt_errstr(_status))); \ + return _status; \ + } \ + if (_cnt == 0) { \ + if (needed) { \ + talloc_free(_vals); \ + DEBUG(0,(__location__ "attr[%s] count[%u]\n", #attr, _cnt)); \ + return NT_STATUS_OBJECT_NAME_NOT_FOUND; \ + } \ + } else if (_cnt > 1) { \ + talloc_free(_vals); \ + DEBUG(0,(__location__ "attr[%s] count[%u]\n", #attr, _cnt)); \ + return NT_STATUS_INTERNAL_DB_CORRUPTION; \ + } else { \ + attr = _vals[0]; \ + (void)talloc_steal(mem_ctx, _vals[0].data); \ + } \ + talloc_free(_vals); \ +} while(0) + +#define GET_STRING_EX(attr, needed) do { \ + NTSTATUS _status; \ + uint32_t _cnt; \ + char **_vals = NULL; \ + attr = NULL; \ + _status = find_drsuapi_attr_string(mem_ctx, cur, \ + DRSUAPI_ATTID_ ## attr, \ + &_cnt, &_vals); \ + if (NT_STATUS_EQUAL(_status, NT_STATUS_PROPSET_NOT_FOUND)) { \ + if (!needed) { \ + _status = NT_STATUS_OK; \ + _cnt = 0; \ + } \ + } \ + if (!NT_STATUS_IS_OK(_status)) { \ + DEBUG(0,(__location__ "attr[%s] %s\n", \ + #attr, nt_errstr(_status))); \ + return _status; \ + } \ + if (_cnt == 0) { \ + if (needed) { \ + talloc_free(_vals); \ + DEBUG(0,(__location__ "attr[%s] count[%u]\n", #attr, _cnt)); \ + return NT_STATUS_OBJECT_NAME_NOT_FOUND; \ + } \ + } else if (_cnt > 1) { \ + talloc_free(_vals); \ + DEBUG(0,(__location__ "attr[%s] count[%u]\n", #attr, _cnt)); \ + return NT_STATUS_INTERNAL_DB_CORRUPTION; \ + } else { \ + attr = talloc_move(mem_ctx, &_vals[0]); \ + } \ + talloc_free(_vals); \ +} while(0) + +#define GET_UINT32_EX(attr, needed) do { \ + NTSTATUS _status; \ + uint32_t _cnt; \ + int32_t*_vals = NULL; \ + attr = 0; \ + _status = find_drsuapi_attr_int32(mem_ctx, cur, \ + DRSUAPI_ATTID_ ## attr, \ + &_cnt, &_vals); \ + if (NT_STATUS_EQUAL(_status, NT_STATUS_PROPSET_NOT_FOUND)) { \ + if (!needed) { \ + _status = NT_STATUS_OK; \ + _cnt = 0; \ + } \ + } \ + if (!NT_STATUS_IS_OK(_status)) { \ + DEBUG(0,(__location__ "attr[%s] %s\n", \ + #attr, nt_errstr(_status))); \ + return _status; \ + } \ + if (_cnt == 0) { \ + if (needed) { \ + talloc_free(_vals); \ + DEBUG(0,(__location__ "attr[%s] count[%u]\n", #attr, _cnt)); \ + return NT_STATUS_OBJECT_NAME_NOT_FOUND; \ + } \ + } else if (_cnt > 1) { \ + talloc_free(_vals); \ + DEBUG(0,(__location__ "attr[%s] count[%u]\n", #attr, _cnt)); \ + return NT_STATUS_INTERNAL_DB_CORRUPTION; \ + } else { \ + attr = (uint32_t)_vals[0]; \ + } \ + talloc_free(_vals); \ +} while(0) + +#define GET_UINT64_EX(attr, needed) do { \ + NTSTATUS _status; \ + uint32_t _cnt; \ + int64_t *_vals = NULL; \ + attr = 0; \ + _status = find_drsuapi_attr_int64(mem_ctx, cur, \ + DRSUAPI_ATTID_ ## attr, \ + &_cnt, &_vals); \ + if (NT_STATUS_EQUAL(_status, NT_STATUS_PROPSET_NOT_FOUND)) { \ + if (!needed) { \ + _status = NT_STATUS_OK; \ + _cnt = 0; \ + } \ + } \ + if (!NT_STATUS_IS_OK(_status)) { \ + DEBUG(0,(__location__ "attr[%s] %s\n", \ + #attr, nt_errstr(_status))); \ + return _status; \ + } \ + if (_cnt == 0) { \ + if (needed) { \ + talloc_free(_vals); \ + DEBUG(0,(__location__ "attr[%s] count[%u]\n", #attr, _cnt)); \ + return NT_STATUS_OBJECT_NAME_NOT_FOUND; \ + } \ + } else if (_cnt > 1) { \ + talloc_free(_vals); \ + DEBUG(0,(__location__ "attr[%s] count[%u]\n", #attr, _cnt)); \ + return NT_STATUS_INTERNAL_DB_CORRUPTION; \ + } else { \ + attr = (uint64_t)_vals[0]; \ + } \ + talloc_free(_vals); \ +} while(0) + +#define GET_BLOB(attr) GET_BLOB_EX(attr, false) +#define GET_STRING(attr) GET_STRING_EX(attr, false) +#define GET_UINT32(attr) GET_UINT32_EX(attr, false) +#define GET_UINT64(attr) GET_UINT64_EX(attr, false) + +/* Convert a struct samu_DELTA to a struct samu. */ +#define STRING_CHANGED (old_string && !new_string) ||\ + (!old_string && new_string) ||\ + (old_string && new_string && (strcmp(old_string, new_string) != 0)) + +#define STRING_CHANGED_NC(s1,s2) ((s1) && !(s2)) ||\ + (!(s1) && (s2)) ||\ + ((s1) && (s2) && (strcmp((s1), (s2)) != 0)) + /**************************************************************** ****************************************************************/ -static NTSTATUS handle_alias_object(TALLOC_CTX *mem_ctx, - struct pdb_methods *methods, - struct drsuapi_DsReplicaObjectListItemEx *cur) +static NTSTATUS sam_account_from_object(struct samu *account, + struct drsuapi_DsReplicaObjectListItemEx *cur) { + TALLOC_CTX *mem_ctx = account; + const char *old_string, *new_string; + time_t unix_time, stored_time; + uchar zero_buf[16]; + NTSTATUS status; + + NTTIME lastLogon; + NTTIME lastLogoff; + NTTIME pwdLastSet; + NTTIME accountExpires; + const char *sAMAccountName; + const char *displayName; + const char *homeDirectory; + const char *homeDrive; + const char *scriptPath; + const char *profilePath; + const char *description; + const char *userWorkstations; + const char *comment; + DATA_BLOB userParameters; + struct dom_sid objectSid; + uint32_t primaryGroupID; + uint32_t userAccountControl; + DATA_BLOB logonHours; + uint32_t badPwdCount; + uint32_t logonCount; + DATA_BLOB unicodePwd; + DATA_BLOB dBCSPwd; + + uint32_t rid = 0; + uint32_t acct_flags; + uint32_t units_per_week; + + memset(zero_buf, '\0', sizeof(zero_buf)); + + objectSid = cur->object.identifier->sid; + GET_STRING_EX(sAMAccountName, true); + DEBUG(0,("sam_account_from_object(%s, %s) start\n", + sAMAccountName, sid_string_dbg(&objectSid))); + GET_UINT64(lastLogon); + GET_UINT64(lastLogoff); + GET_UINT64(pwdLastSet); + GET_UINT64(accountExpires); + GET_STRING(displayName); + GET_STRING(homeDirectory); + GET_STRING(homeDrive); + GET_STRING(scriptPath); + GET_STRING(profilePath); + GET_STRING(description); + GET_STRING(userWorkstations); + GET_STRING(comment); + GET_BLOB(userParameters); + GET_UINT32(primaryGroupID); + GET_UINT32(userAccountControl); + GET_BLOB(logonHours); + GET_UINT32(badPwdCount); + GET_UINT32(logonCount); + GET_BLOB(unicodePwd); + GET_BLOB(dBCSPwd); + + status = dom_sid_split_rid(mem_ctx, &objectSid, NULL, &rid); + if (!NT_STATUS_IS_OK(status)) { + return status; + } + acct_flags = ds_uf2acb(userAccountControl); + + /* Username, fullname, home dir, dir drive, logon script, acct + desc, workstations, profile. */ + + if (sAMAccountName) { + old_string = pdb_get_nt_username(account); + new_string = sAMAccountName; + + if (STRING_CHANGED) { + pdb_set_nt_username(account, new_string, PDB_CHANGED); + } + + /* Unix username is the same - for sanity */ + old_string = pdb_get_username( account ); + if (STRING_CHANGED) { + pdb_set_username(account, new_string, PDB_CHANGED); + } + } + + if (displayName) { + old_string = pdb_get_fullname(account); + new_string = displayName; + + if (STRING_CHANGED) + pdb_set_fullname(account, new_string, PDB_CHANGED); + } + + if (homeDirectory) { + old_string = pdb_get_homedir(account); + new_string = homeDirectory; + + if (STRING_CHANGED) + pdb_set_homedir(account, new_string, PDB_CHANGED); + } + + if (homeDrive) { + old_string = pdb_get_dir_drive(account); + new_string = homeDrive; + + if (STRING_CHANGED) + pdb_set_dir_drive(account, new_string, PDB_CHANGED); + } + + if (scriptPath) { + old_string = pdb_get_logon_script(account); + new_string = scriptPath; + + if (STRING_CHANGED) + pdb_set_logon_script(account, new_string, PDB_CHANGED); + } + + if (description) { + old_string = pdb_get_acct_desc(account); + new_string = description; + + if (STRING_CHANGED) + pdb_set_acct_desc(account, new_string, PDB_CHANGED); + } + + if (userWorkstations) { + old_string = pdb_get_workstations(account); + new_string = userWorkstations; + + if (STRING_CHANGED) + pdb_set_workstations(account, new_string, PDB_CHANGED); + } + + if (profilePath) { + old_string = pdb_get_profile_path(account); + new_string = profilePath; + + if (STRING_CHANGED) + pdb_set_profile_path(account, new_string, PDB_CHANGED); + } + + if (userParameters.data) { + char *newstr; + old_string = pdb_get_munged_dial(account); + newstr = (userParameters.length == 0) ? NULL : + base64_encode_data_blob(talloc_tos(), userParameters); + + if (STRING_CHANGED_NC(old_string, newstr)) + pdb_set_munged_dial(account, newstr, PDB_CHANGED); + TALLOC_FREE(newstr); + } + + /* User and group sid */ + if (rid != 0 && pdb_get_user_rid(account) != rid) { + pdb_set_user_sid_from_rid(account, rid, PDB_CHANGED); + } + if (primaryGroupID != 0 && pdb_get_group_rid(account) != primaryGroupID) { + pdb_set_group_sid_from_rid(account, primaryGroupID, PDB_CHANGED); + } + + /* Logon and password information */ + if (!nt_time_is_zero(&lastLogon)) { + unix_time = nt_time_to_unix(lastLogon); + stored_time = pdb_get_logon_time(account); + if (stored_time != unix_time) + pdb_set_logon_time(account, unix_time, PDB_CHANGED); + } + + if (!nt_time_is_zero(&lastLogoff)) { + unix_time = nt_time_to_unix(lastLogoff); + stored_time = pdb_get_logoff_time(account); + if (stored_time != unix_time) + pdb_set_logoff_time(account, unix_time,PDB_CHANGED); + } + + /* Logon Divs */ + units_per_week = logonHours.length * 8; + + if (pdb_get_logon_divs(account) != units_per_week) { + pdb_set_logon_divs(account, units_per_week, PDB_CHANGED); + } + + /* Logon Hours Len */ + if (units_per_week/8 != pdb_get_hours_len(account)) { + pdb_set_hours_len(account, units_per_week/8, PDB_CHANGED); + } + + /* Logon Hours */ + if (logonHours.data) { + char oldstr[44], newstr[44]; + pdb_sethexhours(oldstr, pdb_get_hours(account)); + pdb_sethexhours(newstr, logonHours.data); + if (!strequal(oldstr, newstr)) { + pdb_set_hours(account, logonHours.data, PDB_CHANGED); + } + } + + if (pdb_get_bad_password_count(account) != badPwdCount) + pdb_set_bad_password_count(account, badPwdCount, PDB_CHANGED); + + if (pdb_get_logon_count(account) != logonCount) + pdb_set_logon_count(account, logonCount, PDB_CHANGED); + + if (!nt_time_is_zero(&pwdLastSet)) { + unix_time = nt_time_to_unix(pwdLastSet); + stored_time = pdb_get_pass_last_set_time(account); + if (stored_time != unix_time) + pdb_set_pass_last_set_time(account, unix_time, PDB_CHANGED); + } else { + /* no last set time, make it now */ + pdb_set_pass_last_set_time(account, time(NULL), PDB_CHANGED); + } + + if (!nt_time_is_zero(&accountExpires)) { + unix_time = nt_time_to_unix(accountExpires); + stored_time = pdb_get_kickoff_time(account); + if (stored_time != unix_time) + pdb_set_kickoff_time(account, unix_time, PDB_CHANGED); + } + + /* Decode hashes from password hash + Note that win2000 may send us all zeros for the hashes if it doesn't + think this channel is secure enough - don't set the passwords at all + in that case + */ + if (dBCSPwd.length == 16 && memcmp(dBCSPwd.data, zero_buf, 16) != 0) { + pdb_set_lanman_passwd(account, dBCSPwd.data, PDB_CHANGED); + } + + if (unicodePwd.length == 16 && memcmp(unicodePwd.data, zero_buf, 16) != 0) { + pdb_set_nt_passwd(account, unicodePwd.data, PDB_CHANGED); + } + + /* TODO: history */ + + /* TODO: account expiry time */ + + pdb_set_acct_ctrl(account, acct_flags, PDB_CHANGED); + + pdb_set_domain(account, lp_workgroup(), PDB_CHANGED); + + DEBUG(0,("sam_account_from_object(%s, %s) done\n", + sAMAccountName, sid_string_dbg(&objectSid))); + return NT_STATUS_OK; +} + +/**************************************************************** +****************************************************************/ + +static NTSTATUS handle_account_object(struct dssync_passdb *pctx, + TALLOC_CTX *mem_ctx, + struct dssync_passdb_obj *obj) +{ + struct drsuapi_DsReplicaObjectListItemEx *cur = obj->cur; + NTSTATUS status; + fstring account; + struct samu *sam_account=NULL; + GROUP_MAP map; + struct group *grp; + struct dom_sid user_sid; + struct dom_sid group_sid; + struct passwd *passwd = NULL; + uint32_t acct_flags; + uint32_t rid; + + const char *sAMAccountName; + uint32_t sAMAccountType; + uint32_t userAccountControl; + + user_sid = cur->object.identifier->sid; + GET_STRING_EX(sAMAccountName, true); + GET_UINT32_EX(sAMAccountType, true); + GET_UINT32_EX(userAccountControl, true); + + status = dom_sid_split_rid(mem_ctx, &user_sid, NULL, &rid); + if (!NT_STATUS_IS_OK(status)) { + return status; + } + + fstrcpy(account, sAMAccountName); + if (rid == DOMAIN_RID_GUEST) { + /* + * pdb_getsampwsid() has special handling for DOMAIN_RID_GUEST + * that's why we need to ignore it here. + * + * pdb_smbpasswd.c also has some DOMAIN_RID_GUEST related + * code... + */ + DEBUG(0,("Ignore %s - %s\n", account, sid_string_dbg(&user_sid))); + return NT_STATUS_OK; + } + DEBUG(0,("Creating account: %s\n", account)); + + if ( !(sam_account = samu_new(mem_ctx)) ) { + return NT_STATUS_NO_MEMORY; + } + + acct_flags = ds_uf2acb(userAccountControl); + status = smb_create_user(sam_account, acct_flags, account, &passwd); + if (!NT_STATUS_IS_OK(status)) { + DEBUG(0,("Could not create posix account info for '%s'- %s\n", + account, nt_errstr(status))); + TALLOC_FREE(sam_account); + return status; + } + + DEBUG(3, ("Attempting to find SID %s for user %s in the passdb\n", + sid_string_dbg(&user_sid), account)); + if (!pdb_getsampwsid(sam_account, &user_sid)) { + sam_account_from_object(sam_account, cur); + DEBUG(3, ("Attempting to add user SID %s for user %s in the passdb\n", + sid_string_dbg(&user_sid), + pdb_get_username(sam_account))); + if (!NT_STATUS_IS_OK(pdb_add_sam_account(sam_account))) { + DEBUG(1, ("SAM Account for %s failed to be added to the passdb!\n", + account)); + TALLOC_FREE(sam_account); + return NT_STATUS_ACCESS_DENIED; + } + } else { + sam_account_from_object(sam_account, cur); + DEBUG(3, ("Attempting to update user SID %s for user %s in the passdb\n", + sid_string_dbg(&user_sid), + pdb_get_username(sam_account))); + if (!NT_STATUS_IS_OK(pdb_update_sam_account(sam_account))) { + DEBUG(1, ("SAM Account for %s failed to be updated in the passdb!\n", + account)); + TALLOC_FREE(sam_account); + return NT_STATUS_ACCESS_DENIED; + } + } + + if (pdb_get_group_sid(sam_account) == NULL) { + TALLOC_FREE(sam_account); + return NT_STATUS_UNSUCCESSFUL; + } + + group_sid = *pdb_get_group_sid(sam_account); + + if (!pdb_getgrsid(&map, group_sid)) { + DEBUG(0, ("Primary group of %s has no mapping!\n", + pdb_get_username(sam_account))); + } else { + if (map.gid != passwd->pw_gid) { + if (!(grp = getgrgid(map.gid))) { + DEBUG(0, ("Could not find unix group %lu for user %s (group SID=%s)\n", + (unsigned long)map.gid, pdb_get_username(sam_account), + sid_string_dbg(&group_sid))); + } else { + smb_set_primary_group(grp->gr_name, pdb_get_username(sam_account)); + } + } + } + + if ( !passwd ) { + DEBUG(1, ("No unix user for this account (%s), cannot adjust mappings\n", + pdb_get_username(sam_account))); + } + + TALLOC_FREE(sam_account); return NT_STATUS_OK; } /**************************************************************** ****************************************************************/ -static NTSTATUS handle_group_object(TALLOC_CTX *mem_ctx, - struct pdb_methods *methods, - struct drsuapi_DsReplicaObjectListItemEx *cur) +static NTSTATUS handle_alias_object(struct dssync_passdb *pctx, + TALLOC_CTX *mem_ctx, + struct dssync_passdb_obj *obj) { + struct drsuapi_DsReplicaObjectListItemEx *cur = obj->cur; + NTSTATUS status; + fstring name; + fstring comment; + struct group *grp = NULL; + struct dom_sid group_sid; + uint32_t rid = 0; + struct dom_sid *dom_sid = NULL; + fstring sid_string; + GROUP_MAP map; + bool insert = true; + + const char *sAMAccountName; + uint32_t sAMAccountType; + uint32_t groupType; + const char *description; + uint32_t i; + uint32_t num_members = 0; + struct drsuapi_DsReplicaObjectIdentifier3 *members = NULL; + + group_sid = cur->object.identifier->sid; + GET_STRING_EX(sAMAccountName, true); + GET_UINT32_EX(sAMAccountType, true); + GET_UINT32_EX(groupType, true); + GET_STRING(description); + + status = find_drsuapi_attr_dn(obj, cur, DRSUAPI_ATTID_member, + &num_members, &members); + if (NT_STATUS_EQUAL(status, NT_STATUS_PROPSET_NOT_FOUND)) { + status = NT_STATUS_OK; + } + if (!NT_STATUS_IS_OK(status)) { + return status; + } + + fstrcpy(name, sAMAccountName); + fstrcpy(comment, description); + + dom_sid_split_rid(mem_ctx, &group_sid, &dom_sid, &rid); + + sid_to_fstring(sid_string, &group_sid); + DEBUG(0,("Creating alias[%s] - %s members[%u]\n", + name, sid_string, num_members)); + + status = dssync_insert_obj(pctx, pctx->aliases, obj); + if (!NT_STATUS_IS_OK(status)) { + return status; + } + + if (pdb_getgrsid(&map, group_sid)) { + if ( map.gid != -1 ) + grp = getgrgid(map.gid); + insert = false; + } + + if (grp == NULL) { + gid_t gid; + + /* No group found from mapping, find it from its name. */ + if ((grp = getgrnam(name)) == NULL) { + + /* No appropriate group found, create one */ + + DEBUG(0,("Creating unix group: '%s'\n", name)); + + if (smb_create_group(name, &gid) != 0) + return NT_STATUS_ACCESS_DENIED; + + if ((grp = getgrgid(gid)) == NULL) + return NT_STATUS_ACCESS_DENIED; + } + } + + map.gid = grp->gr_gid; + map.sid = group_sid; + + if (dom_sid_equal(dom_sid, &global_sid_Builtin)) { + /* + * pdb_ldap does not like SID_NAME_WKN_GRP... + * + * map.sid_name_use = SID_NAME_WKN_GRP; + */ + map.sid_name_use = SID_NAME_ALIAS; + } else { + map.sid_name_use = SID_NAME_ALIAS; + } + + fstrcpy(map.nt_name, name); + if (description) { + fstrcpy(map.comment, comment); + } else { + fstrcpy(map.comment, ""); + } + + if (insert) + pdb_add_group_mapping_entry(&map); + else + pdb_update_group_mapping_entry(&map); + + for (i=0; i < num_members; i++) { + struct dssync_passdb_mem *mem; + + status = dssync_create_mem(pctx, obj, + true /* active */, + &members[i], &mem); + if (!NT_STATUS_IS_OK(status)) { + return status; + } + } + return NT_STATUS_OK; } /**************************************************************** ****************************************************************/ -static NTSTATUS handle_interdomain_trust_object(TALLOC_CTX *mem_ctx, - struct pdb_methods *methods, - struct drsuapi_DsReplicaObjectListItemEx *cur) +static NTSTATUS handle_group_object(struct dssync_passdb *pctx, + TALLOC_CTX *mem_ctx, + struct dssync_passdb_obj *obj) { + struct drsuapi_DsReplicaObjectListItemEx *cur = obj->cur; + NTSTATUS status; + fstring name; + fstring comment; + struct group *grp = NULL; + struct dom_sid group_sid; + fstring sid_string; + GROUP_MAP map; + bool insert = true; + + const char *sAMAccountName; + uint32_t sAMAccountType; + uint32_t groupType; + const char *description; + uint32_t i; + uint32_t num_members = 0; + struct drsuapi_DsReplicaObjectIdentifier3 *members = NULL; + + group_sid = cur->object.identifier->sid; + GET_STRING_EX(sAMAccountName, true); + GET_UINT32_EX(sAMAccountType, true); + GET_UINT32_EX(groupType, true); + GET_STRING(description); + + status = find_drsuapi_attr_dn(obj, cur, DRSUAPI_ATTID_member, + &num_members, &members); + if (NT_STATUS_EQUAL(status, NT_STATUS_PROPSET_NOT_FOUND)) { + status = NT_STATUS_OK; + } + if (!NT_STATUS_IS_OK(status)) { + return status; + } + + fstrcpy(name, sAMAccountName); + fstrcpy(comment, description); + + sid_to_fstring(sid_string, &group_sid); + DEBUG(0,("Creating group[%s] - %s members [%u]\n", + name, sid_string, num_members)); + + status = dssync_insert_obj(pctx, pctx->groups, obj); + if (!NT_STATUS_IS_OK(status)) { + return status; + } + + if (pdb_getgrsid(&map, group_sid)) { + if ( map.gid != -1 ) + grp = getgrgid(map.gid); + insert = false; + } + + if (grp == NULL) { + gid_t gid; + + /* No group found from mapping, find it from its name. */ + if ((grp = getgrnam(name)) == NULL) { + + /* No appropriate group found, create one */ + + DEBUG(0,("Creating unix group: '%s'\n", name)); + + if (smb_create_group(name, &gid) != 0) + return NT_STATUS_ACCESS_DENIED; + + if ((grp = getgrnam(name)) == NULL) + return NT_STATUS_ACCESS_DENIED; + } + } + + map.gid = grp->gr_gid; + map.sid = group_sid; + map.sid_name_use = SID_NAME_DOM_GRP; + fstrcpy(map.nt_name, name); + if (description) { + fstrcpy(map.comment, comment); + } else { + fstrcpy(map.comment, ""); + } + + if (insert) + pdb_add_group_mapping_entry(&map); + else + pdb_update_group_mapping_entry(&map); + + for (i=0; i < num_members; i++) { + struct dssync_passdb_mem *mem; + + status = dssync_create_mem(pctx, obj, + true /* active */, + &members[i], &mem); + if (!NT_STATUS_IS_OK(status)) { + return status; + } + } + return NT_STATUS_OK; } /**************************************************************** ****************************************************************/ +static NTSTATUS handle_interdomain_trust_object(struct dssync_passdb *pctx, + TALLOC_CTX *mem_ctx, + struct dssync_passdb_obj *obj) +{ + struct drsuapi_DsReplicaObjectListItemEx *cur = obj->cur; + DEBUG(0,("trust: %s\n", cur->object.identifier->dn)); + return NT_STATUS_NOT_IMPLEMENTED; +} + +/**************************************************************** +****************************************************************/ + struct dssync_object_table_t { uint32_t type; - NTSTATUS (*fn) (TALLOC_CTX *mem_ctx, - struct pdb_methods *methods, - struct drsuapi_DsReplicaObjectListItemEx *cur); + NTSTATUS (*fn) (struct dssync_passdb *pctx, + TALLOC_CTX *mem_ctx, + struct dssync_passdb_obj *obj); }; static const struct dssync_object_table_t dssync_object_table[] = { @@ -120,8 +1695,8 @@ static const struct dssync_object_table_t dssync_object_table[] = { /**************************************************************** ****************************************************************/ -static NTSTATUS parse_object(TALLOC_CTX *mem_ctx, - struct pdb_methods *methods, +static NTSTATUS parse_object(struct dssync_passdb *pctx, + TALLOC_CTX *mem_ctx, struct drsuapi_DsReplicaObjectListItemEx *cur) { NTSTATUS status = NT_STATUS_OK; @@ -170,9 +1745,15 @@ static NTSTATUS parse_object(TALLOC_CTX *mem_ctx, for (a=0; a < ARRAY_SIZE(dssync_object_table); a++) { if (sam_type == dssync_object_table[a].type) { if (dssync_object_table[a].fn) { - status = dssync_object_table[a].fn(mem_ctx, - methods, - cur); + struct dssync_passdb_obj *obj; + status = dssync_create_obj(pctx, pctx->all, + sam_type, cur, &obj); + if (!NT_STATUS_IS_OK(status)) { + break; + } + status = dssync_object_table[a].fn(pctx, + mem_ctx, + obj); break; } } @@ -181,6 +1762,63 @@ static NTSTATUS parse_object(TALLOC_CTX *mem_ctx, return status; } +static NTSTATUS parse_link(struct dssync_passdb *pctx, + TALLOC_CTX *mem_ctx, + struct drsuapi_DsReplicaLinkedAttribute *cur) +{ + struct drsuapi_DsReplicaObjectIdentifier3 *id3; + const DATA_BLOB *blob; + enum ndr_err_code ndr_err; + NTSTATUS status; + bool active = false; + struct dssync_passdb_mem *mem; + struct dssync_passdb_obj *obj; + + if (cur->attid != DRSUAPI_ATTID_member) { + return NT_STATUS_OK; + } + + if (cur->flags & DRSUAPI_DS_LINKED_ATTRIBUTE_FLAG_ACTIVE) { + active = true; + } + + DEBUG(3, ("parsing link '%s' - %s\n", + cur->identifier->dn, active?"adding":"deleting")); + + blob = cur->value.blob; + + if (blob == NULL) { + return NT_STATUS_INTERNAL_DB_CORRUPTION; + } + + obj = dssync_search_obj_by_guid(pctx, pctx->all, &cur->identifier->guid); + if (obj == NULL) { + return NT_STATUS_INTERNAL_DB_CORRUPTION; + } + + id3 = talloc_zero(obj, struct drsuapi_DsReplicaObjectIdentifier3); + if (id3 == NULL) { + return NT_STATUS_NO_MEMORY; + } + + /* windows sometimes sends an extra two pad bytes here */ + ndr_err = ndr_pull_struct_blob(blob, id3, id3, + (ndr_pull_flags_fn_t)ndr_pull_drsuapi_DsReplicaObjectIdentifier3); + if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) { + status = ndr_map_error2ntstatus(ndr_err); + return status; + } + + status = dssync_create_mem(pctx, obj, + active, + id3, &mem); + if (!NT_STATUS_IS_OK(status)) { + return status; + } + + return NT_STATUS_OK; +} + /**************************************************************** ****************************************************************/ @@ -190,11 +1828,38 @@ static NTSTATUS passdb_process_objects(struct dssync_context *ctx, struct drsuapi_DsReplicaOIDMapping_Ctr *mapping_ctr) { NTSTATUS status = NT_STATUS_OK; - struct pdb_methods *methods = - (struct pdb_methods *)ctx->private_data; + struct dssync_passdb *pctx = + talloc_get_type_abort(ctx->private_data, + struct dssync_passdb); for (; cur; cur = cur->next_object) { - status = parse_object(mem_ctx, methods, cur); + status = parse_object(pctx, mem_ctx, cur); + if (!NT_STATUS_IS_OK(status)) { + goto out; + } + } + + out: + return status; +} + +/**************************************************************** +****************************************************************/ + +static NTSTATUS passdb_process_links(struct dssync_context *ctx, + TALLOC_CTX *mem_ctx, + uint32_t count, + struct drsuapi_DsReplicaLinkedAttribute *links, + struct drsuapi_DsReplicaOIDMapping_Ctr *mapping_ctr) +{ + NTSTATUS status = NT_STATUS_OK; + struct dssync_passdb *pctx = + talloc_get_type_abort(ctx->private_data, + struct dssync_passdb); + uint32_t i; + + for (i = 0; i < count; i++) { + status = parse_link(pctx, mem_ctx, &links[i]); if (!NT_STATUS_IS_OK(status)) { goto out; } @@ -210,5 +1875,6 @@ static NTSTATUS passdb_process_objects(struct dssync_context *ctx, const struct dssync_ops libnet_dssync_passdb_ops = { .startup = passdb_startup, .process_objects = passdb_process_objects, + .process_links = passdb_process_links, .finish = passdb_finish, }; |