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-rw-r--r--source3/Makefile.in5
-rw-r--r--source3/winbindd/idmap_tdb_common.c654
-rw-r--r--source3/winbindd/idmap_tdb_common.h137
-rw-r--r--source3/winbindd/wscript_build2
4 files changed, 796 insertions, 2 deletions
diff --git a/source3/Makefile.in b/source3/Makefile.in
index 37419de5e5..184dd1fed2 100644
--- a/source3/Makefile.in
+++ b/source3/Makefile.in
@@ -1374,7 +1374,10 @@ PAM_SMBPASS_OBJ = $(PAM_SMBPASS_OBJ_0) $(PARAM_OBJ) $(LIB_NONSMBD_OBJ) $(PASSDB_
IDMAP_RW_OBJ = winbindd/idmap_rw.o
-IDMAP_OBJ = winbindd/idmap.o winbindd/idmap_util.o $(IDMAP_RW_OBJ) @IDMAP_STATIC@
+IDMAP_TDB_COMMON_OBJ = winbindd/idmap_tdb_common.o
+
+IDMAP_OBJ = winbindd/idmap.o winbindd/idmap_util.o $(IDMAP_RW_OBJ) \
+ $(IDMAP_TDB_COMMON_OBJ) @IDMAP_STATIC@
NSS_INFO_OBJ = winbindd/nss_info.o @NSS_INFO_STATIC@
diff --git a/source3/winbindd/idmap_tdb_common.c b/source3/winbindd/idmap_tdb_common.c
new file mode 100644
index 0000000000..ca6f6d8e08
--- /dev/null
+++ b/source3/winbindd/idmap_tdb_common.c
@@ -0,0 +1,654 @@
+/*
+ Unix SMB/CIFS implementation.
+
+ common functions for TDB based idmapping backends
+
+ Copyright (C) Christian Ambach 2012
+
+ These functions were initially copied over from idmap_tdb.c and idmap_tdb2.c
+ which are:
+
+ Copyright (C) Tim Potter 2000
+ Copyright (C) Jim McDonough <jmcd@us.ibm.com> 2003
+ Copyright (C) Jeremy Allison 2006
+ Copyright (C) Simo Sorce 2003-2006
+ Copyright (C) Michael Adam 2009-2010
+ Copyright (C) Andrew Tridgell 2007
+
+ 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"
+#include "idmap_tdb_common.h"
+#include "dbwrap/dbwrap.h"
+#include "util_tdb.h"
+#include "idmap_rw.h"
+#include "../libcli/security/dom_sid.h"
+
+#undef DBGC_CLASS
+#define DBGC_CLASS DBGC_IDMAP
+
+struct idmap_tdb_common_allocate_id_context {
+ const char *hwmkey;
+ const char *hwmtype;
+ uint32_t high_hwm;
+ uint32_t hwm;
+};
+
+static NTSTATUS idmap_tdb_common_allocate_id_action(struct db_context *db,
+ void *private_data)
+{
+ NTSTATUS ret;
+ struct idmap_tdb_common_allocate_id_context *state;
+ uint32_t hwm;
+
+ state = (struct idmap_tdb_common_allocate_id_context *)private_data;
+
+ ret = dbwrap_fetch_uint32(db, state->hwmkey, &hwm);
+ if (!NT_STATUS_IS_OK(ret)) {
+ ret = NT_STATUS_INTERNAL_DB_ERROR;
+ goto done;
+ }
+
+ /* check it is in the range */
+ if (hwm > state->high_hwm) {
+ DEBUG(1, ("Fatal Error: %s range full!! (max: %lu)\n",
+ state->hwmtype, (unsigned long)state->high_hwm));
+ ret = NT_STATUS_UNSUCCESSFUL;
+ goto done;
+ }
+
+ /* fetch a new id and increment it */
+ ret = dbwrap_change_uint32_atomic(db, state->hwmkey, &hwm, 1);
+ if (!NT_STATUS_IS_OK(ret)) {
+ DEBUG(1, ("Fatal error while fetching a new %s value\n!",
+ state->hwmtype));
+ goto done;
+ }
+
+ /* recheck it is in the range */
+ if (hwm > state->high_hwm) {
+ DEBUG(1, ("Fatal Error: %s range full!! (max: %lu)\n",
+ state->hwmtype, (unsigned long)state->high_hwm));
+ ret = NT_STATUS_UNSUCCESSFUL;
+ goto done;
+ }
+
+ ret = NT_STATUS_OK;
+ state->hwm = hwm;
+
+ done:
+ return ret;
+}
+
+static NTSTATUS idmap_tdb_common_allocate_id(struct idmap_domain *dom,
+ struct unixid *xid)
+{
+ const char *hwmkey;
+ const char *hwmtype;
+ uint32_t hwm = 0;
+ NTSTATUS status;
+ struct idmap_tdb_common_allocate_id_context state;
+ struct idmap_tdb_common_context *ctx;
+
+ ctx =
+ talloc_get_type_abort(dom->private_data,
+ struct idmap_tdb_common_context);
+
+ /* Get current high water mark */
+ switch (xid->type) {
+
+ case ID_TYPE_UID:
+ hwmkey = ctx->hwmkey_uid;
+ hwmtype = "UID";
+ break;
+
+ case ID_TYPE_GID:
+ hwmkey = ctx->hwmkey_gid;
+ hwmtype = "GID";
+ break;
+
+ default:
+ DEBUG(2, ("Invalid ID type (0x%x)\n", xid->type));
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+
+ state.hwm = hwm;
+ state.high_hwm = ctx->max_id;
+ state.hwmtype = hwmtype;
+ state.hwmkey = hwmkey;
+
+ status = dbwrap_trans_do(ctx->db, idmap_tdb_common_allocate_id_action,
+ &state);
+
+ if (NT_STATUS_IS_OK(status)) {
+ xid->id = state.hwm;
+ DEBUG(10, ("New %s = %d\n", hwmtype, state.hwm));
+ } else {
+ DEBUG(1, ("Error allocating a new %s\n", hwmtype));
+ }
+
+ return status;
+}
+
+/**
+ * Allocate a new unix-ID.
+ * For now this is for the default idmap domain only.
+ * Should be extended later on.
+ */
+NTSTATUS idmap_tdb_common_get_new_id(struct idmap_domain * dom,
+ struct unixid * id)
+{
+ NTSTATUS ret;
+
+ if (!strequal(dom->name, "*")) {
+ DEBUG(3, ("idmap_tdb_common_get_new_id: "
+ "Refusing allocation of a new unixid for domain'%s'. "
+ "Currently only supported for the default "
+ "domain \"*\".\n", dom->name));
+ return NT_STATUS_NOT_IMPLEMENTED;
+ }
+
+ ret = idmap_tdb_common_allocate_id(dom, id);
+
+ return ret;
+}
+
+/**
+ * store a mapping in the database.
+ */
+
+struct idmap_tdb_common_set_mapping_context {
+ const char *ksidstr;
+ const char *kidstr;
+};
+
+static NTSTATUS idmap_tdb_common_set_mapping_action(struct db_context *db,
+ void *private_data)
+{
+ TDB_DATA data;
+ NTSTATUS ret;
+ struct idmap_tdb_common_set_mapping_context *state;
+ TALLOC_CTX *tmp_ctx = talloc_stackframe();
+
+ state = (struct idmap_tdb_common_set_mapping_context *)private_data;
+
+ DEBUG(10, ("Storing %s <-> %s map\n", state->ksidstr, state->kidstr));
+
+ /* check whether sid mapping is already present in db */
+ ret = dbwrap_fetch_bystring(db, tmp_ctx, state->ksidstr, &data);
+ if (NT_STATUS_IS_OK(ret)) {
+ ret = NT_STATUS_OBJECT_NAME_COLLISION;
+ goto done;
+ }
+
+ ret = dbwrap_store_bystring(db, state->ksidstr,
+ string_term_tdb_data(state->kidstr),
+ TDB_INSERT);
+ if (!NT_STATUS_IS_OK(ret)) {
+ DEBUG(0, ("Error storing SID -> ID: %s\n", nt_errstr(ret)));
+ goto done;
+ }
+
+ ret = dbwrap_store_bystring(db, state->kidstr,
+ string_term_tdb_data(state->ksidstr),
+ TDB_INSERT);
+ if (!NT_STATUS_IS_OK(ret)) {
+ DEBUG(0, ("Error storing ID -> SID: %s\n", nt_errstr(ret)));
+ /* try to remove the previous stored SID -> ID map */
+ dbwrap_delete_bystring(db, state->ksidstr);
+ goto done;
+ }
+
+ DEBUG(10, ("Stored %s <-> %s\n", state->ksidstr, state->kidstr));
+
+ done:
+ talloc_free(tmp_ctx);
+ return ret;
+}
+
+NTSTATUS idmap_tdb_common_set_mapping(struct idmap_domain * dom,
+ const struct id_map * map)
+{
+ struct idmap_tdb_common_context *ctx;
+ struct idmap_tdb_common_set_mapping_context state;
+ NTSTATUS ret;
+ char *ksidstr, *kidstr;
+
+ if (!map || !map->sid) {
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+
+ ksidstr = kidstr = NULL;
+
+ /* TODO: should we filter a set_mapping using low/high filters ? */
+
+ ctx =
+ talloc_get_type_abort(dom->private_data,
+ struct idmap_tdb_common_context);
+
+ switch (map->xid.type) {
+
+ case ID_TYPE_UID:
+ kidstr =
+ talloc_asprintf(ctx, "UID %lu", (unsigned long)map->xid.id);
+ break;
+
+ case ID_TYPE_GID:
+ kidstr =
+ talloc_asprintf(ctx, "GID %lu", (unsigned long)map->xid.id);
+ break;
+
+ default:
+ DEBUG(2, ("INVALID unix ID type: 0x02%x\n", map->xid.type));
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+
+ if (kidstr == NULL) {
+ DEBUG(0, ("ERROR: Out of memory!\n"));
+ ret = NT_STATUS_NO_MEMORY;
+ goto done;
+ }
+
+ ksidstr = sid_string_talloc(ctx, map->sid);
+ if (ksidstr == NULL) {
+ DEBUG(0, ("Out of memory!\n"));
+ ret = NT_STATUS_NO_MEMORY;
+ goto done;
+ }
+
+ state.ksidstr = ksidstr;
+ state.kidstr = kidstr;
+
+ ret = dbwrap_trans_do(ctx->db, idmap_tdb_common_set_mapping_action,
+ &state);
+
+ done:
+ talloc_free(ksidstr);
+ talloc_free(kidstr);
+ return ret;
+}
+
+/*
+ * Create a new mapping for an unmapped SID, also allocating a new ID.
+ * This should be run inside a transaction.
+ *
+ * TODO:
+ * Properly integrate this with multi domain idmap config:
+ * Currently, the allocator is default-config only.
+ */
+NTSTATUS idmap_tdb_common_new_mapping(struct idmap_domain * dom,
+ struct id_map * map)
+{
+ NTSTATUS ret;
+ struct idmap_tdb_common_context *ctx;
+
+ ctx =
+ talloc_get_type_abort(dom->private_data,
+ struct idmap_tdb_common_context);
+
+ ret = idmap_rw_new_mapping(dom, ctx->rw_ops, map);
+
+ return ret;
+}
+
+/*
+ lookup a set of unix ids
+*/
+NTSTATUS idmap_tdb_common_unixids_to_sids(struct idmap_domain * dom,
+ struct id_map ** ids)
+{
+ NTSTATUS ret;
+ int i, num_mapped = 0;
+ struct idmap_tdb_common_context *ctx;
+
+ NTSTATUS(*unixid_to_sid_fn) (struct idmap_domain * dom,
+ struct id_map * map);
+ ctx =
+ talloc_get_type_abort(dom->private_data,
+ struct idmap_tdb_common_context);
+
+ unixid_to_sid_fn =
+ (ctx->unixid_to_sid_fn ==
+ NULL) ? idmap_tdb_common_unixid_to_sid : ctx->unixid_to_sid_fn;
+
+ /* initialize the status to avoid surprise */
+ for (i = 0; ids[i]; i++) {
+ ids[i]->status = ID_UNKNOWN;
+ }
+
+ for (i = 0; ids[i]; i++) {
+ ret = unixid_to_sid_fn(dom, ids[i]);
+ if (!NT_STATUS_IS_OK(ret)) {
+
+ /* if it is just a failed mapping continue */
+ if (NT_STATUS_EQUAL(ret, NT_STATUS_NONE_MAPPED)) {
+
+ /* make sure it is marked as unmapped */
+ ids[i]->status = ID_UNMAPPED;
+ continue;
+ }
+
+ /* some fatal error occurred, return immediately */
+ goto done;
+ }
+
+ /* all ok, id is mapped */
+ ids[i]->status = ID_MAPPED;
+ num_mapped += 1;
+ }
+
+ ret = NT_STATUS_OK;
+
+done:
+
+ if (NT_STATUS_IS_OK(ret)) {
+ if (i == 0 || num_mapped == 0) {
+ ret = NT_STATUS_NONE_MAPPED;
+ } else if (num_mapped < i) {
+ ret = STATUS_SOME_UNMAPPED;
+ } else {
+ ret = NT_STATUS_OK;
+ }
+ }
+
+ return ret;
+}
+
+/*
+ default single id to sid lookup function
+*/
+NTSTATUS idmap_tdb_common_unixid_to_sid(struct idmap_domain * dom,
+ struct id_map * map)
+{
+ NTSTATUS ret;
+ TDB_DATA data;
+ char *keystr;
+ struct idmap_tdb_common_context *ctx;
+
+ if (!dom || !map) {
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+/* TODO: do we really make sure the database is open again? should have been
+ * done while initing the module
+ status = idmap_tdb2_open_db(dom);
+ NT_STATUS_NOT_OK_RETURN(status);
+*/
+ ctx =
+ talloc_get_type_abort(dom->private_data,
+ struct idmap_tdb_common_context);
+
+ /* apply filters before checking */
+ if (!idmap_unix_id_is_in_range(map->xid.id, dom)) {
+ DEBUG(5,
+ ("Requested id (%u) out of range (%u - %u). Filtered!\n",
+ map->xid.id, dom->low_id, dom->high_id));
+ return NT_STATUS_NONE_MAPPED;
+ }
+
+ switch (map->xid.type) {
+
+ case ID_TYPE_UID:
+ keystr =
+ talloc_asprintf(ctx, "UID %lu", (unsigned long)map->xid.id);
+ break;
+
+ case ID_TYPE_GID:
+ keystr =
+ talloc_asprintf(ctx, "GID %lu", (unsigned long)map->xid.id);
+ break;
+
+ default:
+ DEBUG(2, ("INVALID unix ID type: 0x02%x\n", map->xid.type));
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+
+ if (keystr == NULL) {
+ DEBUG(0, ("Out of memory!\n"));
+ ret = NT_STATUS_NO_MEMORY;
+ goto done;
+ }
+
+ DEBUG(10, ("Fetching record %s\n", keystr));
+
+ /* Check if the mapping exists */
+ ret = dbwrap_fetch_bystring(ctx->db, keystr, keystr, &data);
+
+ if (!NT_STATUS_IS_OK(ret)) {
+ DEBUG(10, ("Record %s not found\n", keystr));
+ ret = NT_STATUS_NONE_MAPPED;
+ goto done;
+ }
+
+ if (!string_to_sid(map->sid, (const char *)data.dptr)) {
+ DEBUG(10, ("INVALID SID (%s) in record %s\n",
+ (const char *)data.dptr, keystr));
+ ret = NT_STATUS_INTERNAL_DB_ERROR;
+ goto done;
+ }
+
+ DEBUG(10, ("Found record %s -> %s\n", keystr, (const char *)data.dptr));
+ ret = NT_STATUS_OK;
+
+ done:
+ talloc_free(keystr);
+ return ret;
+}
+
+/**********************************
+ Single sid to id lookup function.
+**********************************/
+
+NTSTATUS idmap_tdb_common_sid_to_unixid(struct idmap_domain * dom,
+ struct id_map * map)
+{
+ NTSTATUS ret;
+ TDB_DATA data;
+ char *keystr;
+ unsigned long rec_id = 0;
+ struct idmap_tdb_common_context *ctx;
+ TALLOC_CTX *tmp_ctx = talloc_stackframe();
+
+ if (!dom || !map) {
+ return NT_STATUS_INVALID_PARAMETER;
+ }
+
+ ctx =
+ talloc_get_type_abort(dom->private_data,
+ struct idmap_tdb_common_context);
+
+ keystr = sid_string_talloc(tmp_ctx, map->sid);
+ if (keystr == NULL) {
+ DEBUG(0, ("Out of memory!\n"));
+ ret = NT_STATUS_NO_MEMORY;
+ goto done;
+ }
+
+ DEBUG(10, ("Fetching record %s\n", keystr));
+
+ /* Check if sid is present in database */
+ ret = dbwrap_fetch_bystring(ctx->db, tmp_ctx, keystr, &data);
+ if (!NT_STATUS_IS_OK(ret)) {
+ DEBUG(10, ("Record %s not found\n", keystr));
+ ret = NT_STATUS_NONE_MAPPED;
+ goto done;
+ }
+
+ /* What type of record is this ? */
+ if (sscanf((const char *)data.dptr, "UID %lu", &rec_id) == 1) {
+ /* Try a UID record. */
+ map->xid.id = rec_id;
+ map->xid.type = ID_TYPE_UID;
+ DEBUG(10,
+ ("Found uid record %s -> %s \n", keystr,
+ (const char *)data.dptr));
+ ret = NT_STATUS_OK;
+
+ } else if (sscanf((const char *)data.dptr, "GID %lu", &rec_id) == 1) {
+ /* Try a GID record. */
+ map->xid.id = rec_id;
+ map->xid.type = ID_TYPE_GID;
+ DEBUG(10,
+ ("Found gid record %s -> %s \n", keystr,
+ (const char *)data.dptr));
+ ret = NT_STATUS_OK;
+
+ } else { /* Unknown record type ! */
+ DEBUG(2,
+ ("Found INVALID record %s -> %s\n", keystr,
+ (const char *)data.dptr));
+ ret = NT_STATUS_INTERNAL_DB_ERROR;
+ goto done;
+ }
+
+ /* apply filters before returning result */
+ if (!idmap_unix_id_is_in_range(map->xid.id, dom)) {
+ DEBUG(5,
+ ("Requested id (%u) out of range (%u - %u). Filtered!\n",
+ map->xid.id, dom->low_id, dom->high_id));
+ ret = NT_STATUS_NONE_MAPPED;
+ }
+
+ done:
+ talloc_free(tmp_ctx);
+ return ret;
+}
+
+/**********************************
+ lookup a set of sids
+**********************************/
+
+struct idmap_tdb_common_sids_to_unixids_context {
+ struct idmap_domain *dom;
+ struct id_map **ids;
+ bool allocate_unmapped;
+ NTSTATUS(*sid_to_unixid_fn) (struct idmap_domain * dom,
+ struct id_map * map);
+};
+
+static NTSTATUS idmap_tdb_common_sids_to_unixids_action(struct db_context *db,
+ void *private_data)
+{
+ struct idmap_tdb_common_sids_to_unixids_context *state;
+ int i, num_mapped = 0;
+ NTSTATUS ret = NT_STATUS_OK;
+
+ state = (struct idmap_tdb_common_sids_to_unixids_context *)private_data;
+
+ DEBUG(10, ("idmap_tdb_common_sids_to_unixids: "
+ " domain: [%s], allocate: %s\n",
+ state->dom->name, state->allocate_unmapped ? "yes" : "no"));
+
+ for (i = 0; state->ids[i]; i++) {
+ if ((state->ids[i]->status == ID_UNKNOWN) ||
+ /* retry if we could not map in previous run: */
+ (state->ids[i]->status == ID_UNMAPPED)) {
+ NTSTATUS ret2;
+
+ ret2 = state->sid_to_unixid_fn(state->dom,
+ state->ids[i]);
+
+ if (!NT_STATUS_IS_OK(ret2)) {
+
+ /* if it is just a failed mapping, continue */
+ if (NT_STATUS_EQUAL
+ (ret2, NT_STATUS_NONE_MAPPED)) {
+
+ /* make sure it is marked as unmapped */
+ state->ids[i]->status = ID_UNMAPPED;
+ ret = STATUS_SOME_UNMAPPED;
+ } else {
+ /*
+ * some fatal error occurred,
+ * return immediately
+ */
+ ret = ret2;
+ goto done;
+ }
+ } else {
+ /* all ok, id is mapped */
+ state->ids[i]->status = ID_MAPPED;
+ }
+ }
+
+ if ((state->ids[i]->status == ID_MAPPED)) {
+ num_mapped += 1;
+ }
+
+ if ((state->ids[i]->status == ID_UNMAPPED) &&
+ state->allocate_unmapped) {
+ ret =
+ idmap_tdb_common_new_mapping(state->dom,
+ state->ids[i]);
+ if (!NT_STATUS_IS_OK(ret)) {
+ goto done;
+ }
+ num_mapped += 1;
+ }
+ }
+
+done:
+
+ if (NT_STATUS_IS_OK(ret) ||
+ NT_STATUS_EQUAL(ret, STATUS_SOME_UNMAPPED)) {
+ if (i == 0 || num_mapped == 0) {
+ ret = NT_STATUS_NONE_MAPPED;
+ } else if (num_mapped < i) {
+ ret = STATUS_SOME_UNMAPPED;
+ } else {
+ ret = NT_STATUS_OK;
+ }
+ }
+
+ return ret;
+}
+
+NTSTATUS idmap_tdb_common_sids_to_unixids(struct idmap_domain * dom,
+ struct id_map ** ids)
+{
+ NTSTATUS ret;
+ int i;
+ struct idmap_tdb_common_sids_to_unixids_context state;
+ struct idmap_tdb_common_context *ctx;
+
+ ctx =
+ talloc_get_type_abort(dom->private_data,
+ struct idmap_tdb_common_context);
+
+ /* initialize the status to avoid surprise */
+ for (i = 0; ids[i]; i++) {
+ ids[i]->status = ID_UNKNOWN;
+ }
+
+ state.dom = dom;
+ state.ids = ids;
+ state.allocate_unmapped = false;
+ state.sid_to_unixid_fn =
+ (ctx->sid_to_unixid_fn ==
+ NULL) ? idmap_tdb_common_sid_to_unixid : ctx->sid_to_unixid_fn;
+
+ ret = idmap_tdb_common_sids_to_unixids_action(ctx->db, &state);
+
+ if ( (NT_STATUS_EQUAL(ret, STATUS_SOME_UNMAPPED) ||
+ NT_STATUS_EQUAL(ret, NT_STATUS_NONE_MAPPED)) &&
+ !dom->read_only) {
+ state.allocate_unmapped = true;
+ ret = dbwrap_trans_do(ctx->db,
+ idmap_tdb_common_sids_to_unixids_action,
+ &state);
+ }
+
+ return ret;
+}
diff --git a/source3/winbindd/idmap_tdb_common.h b/source3/winbindd/idmap_tdb_common.h
new file mode 100644
index 0000000000..3343b58c21
--- /dev/null
+++ b/source3/winbindd/idmap_tdb_common.h
@@ -0,0 +1,137 @@
+/*
+ Unix SMB/CIFS implementation.
+
+ common functions for TDB based idmapping backends
+
+ Copyright (C) Christian Ambach 2012
+
+ These functions were initially copied over from idmap_tdb.c and idmap_tdb2.c
+ which are:
+
+ Copyright (C) Tim Potter 2000
+ Copyright (C) Jim McDonough <jmcd@us.ibm.com> 2003
+ Copyright (C) Jeremy Allison 2006
+ Copyright (C) Simo Sorce 2003-2006
+ Copyright (C) Michael Adam 2009-2010
+ Copyright (C) Andrew Tridgell 2007
+
+ 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.
+*/
+
+#ifndef _IDMAP_TDB_COMMON_H_
+#define _IDMAP_TDB_COMMON_H_
+
+#include "includes.h"
+#include "idmap.h"
+#include "dbwrap/dbwrap.h"
+
+/*
+ * this must be stored in idmap_domain->private_data
+ * when using idmap_tdb_common_get_new_id and the
+ * mapping functions idmap_tdb_common_unixid(s)_to_sids
+ *
+ * private_data can be used for backend specific
+ * configuration data (e.g. idmap script in idmap_tdb2)
+ *
+ */
+struct idmap_tdb_common_context {
+ struct db_context *db;
+ struct idmap_rw_ops *rw_ops;
+ /*
+ * what is the maximum xid to be allocated
+ * this is typically just dom->high_id
+ */
+ uint32_t max_id;
+ const char *hwmkey_uid;
+ const char *hwmkey_gid;
+ /**
+ * if not set, idmap_tdb_common_unixids_to_sid will be used by
+ * idmap_tdb_common_unixids_to_sids
+ */
+ NTSTATUS(*unixid_to_sid_fn) (struct idmap_domain *dom,
+ struct id_map * map);
+ /*
+ * if not set, idmap_tdb_common_sid_to_id will be used by
+ * idmap_tdb_common_sids_to_unixids
+ */
+ NTSTATUS(*sid_to_unixid_fn) (struct idmap_domain *dom,
+ struct id_map * map);
+ void *private_data;
+};
+
+/**
+ * Allocate a new unix-ID.
+ * For now this is for the default idmap domain only.
+ * Should be extended later on.
+ */
+NTSTATUS idmap_tdb_common_get_new_id(struct idmap_domain *dom,
+ struct unixid *id);
+
+/*
+ * store a mapping into the idmap database
+ *
+ * the entries that will be stored are
+ * UID map->xid.id => map->sid and map->sid => UID map->xid.id
+ * or
+ * GID map->xid.id => map->sid and map->sid => GID map->xid.id
+ *
+ * for example
+ * UID 12345 = S-1-5-21-297746067-1479432880-4056370663
+ * S-1-5-21-297746067-1479432880-4056370663 = UID 12345
+ *
+ */
+NTSTATUS idmap_tdb_common_set_mapping(struct idmap_domain *dom,
+ const struct id_map *map);
+
+/*
+ * Create a new mapping for an unmapped SID, also allocating a new ID.
+ * This should be run inside a transaction.
+ *
+ * TODO:
+ * Properly integrate this with multi domain idmap config:
+ * Currently, the allocator is default-config only.
+ */
+NTSTATUS idmap_tdb_common_new_mapping(struct idmap_domain *dom,
+ struct id_map *map);
+
+/*
+ * default multiple id to sid lookup function
+ *
+ * will call idmap_tdb_common_unixid_to_sid for each mapping
+ * if no other function to lookup unixid_to_sid was given in
+ * idmap_tdb_common_context
+ */
+NTSTATUS idmap_tdb_common_unixids_to_sids(struct idmap_domain *dom,
+ struct id_map **ids);
+
+/*
+ * default single id to sid lookup function
+ *
+ * will read the entries written by idmap_tdb_common_set_mapping
+ */
+NTSTATUS idmap_tdb_common_unixid_to_sid(struct idmap_domain *dom,
+ struct id_map *map);
+
+/**********************************
+ Single sid to id lookup function.
+**********************************/
+
+NTSTATUS idmap_tdb_common_sid_to_unixid(struct idmap_domain *dom,
+ struct id_map *map);
+
+NTSTATUS idmap_tdb_common_sids_to_unixids(struct idmap_domain *dom,
+ struct id_map **ids);
+
+#endif /* _IDMAP_TDB_COMMON_H_ */
diff --git a/source3/winbindd/wscript_build b/source3/winbindd/wscript_build
index 071069b535..07241e4982 100644
--- a/source3/winbindd/wscript_build
+++ b/source3/winbindd/wscript_build
@@ -20,7 +20,7 @@ IDMAP_ADEX_SRC = '''idmap_adex/idmap_adex.c
IDMAP_AUTORID_SRC = '''idmap_autorid.c'''
IDMAP_RW_SRC = 'idmap_rw.c'
-IDMAP_SRC = 'idmap.c idmap_util.c ${IDMAP_RW_SRC}'
+IDMAP_SRC = 'idmap.c idmap_util.c idmap_tdb_common.c ${IDMAP_RW_SRC}'
bld.SAMBA3_LIBRARY('idmap',
source=IDMAP_SRC,
generated by cgit (git 2.34.1) at 2024-11-23 18:31:19 +0000