diff options
Diffstat (limited to 'source4/lib/ldb/tools/ldbedit.c')
-rw-r--r-- | source4/lib/ldb/tools/ldbedit.c | 372 |
1 files changed, 0 insertions, 372 deletions
diff --git a/source4/lib/ldb/tools/ldbedit.c b/source4/lib/ldb/tools/ldbedit.c deleted file mode 100644 index aaf6d80352..0000000000 --- a/source4/lib/ldb/tools/ldbedit.c +++ /dev/null @@ -1,372 +0,0 @@ -/* - ldb database library - - Copyright (C) Andrew Tridgell 2004 - - ** NOTE! The following LGPL license applies to the ldb - ** library. This does NOT imply that all of Samba is released - ** under the LGPL - - This library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 3 of the License, or (at your option) any later version. - - This library 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 - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with this library; if not, see <http://www.gnu.org/licenses/>. -*/ - -/* - * Name: ldb - * - * Component: ldbedit - * - * Description: utility for ldb database editing - * - * Author: Andrew Tridgell - */ - -#include "replace.h" -#include "system/filesys.h" -#include "system/time.h" -#include "system/filesys.h" -#include "ldb.h" -#include "tools/cmdline.h" -#include "tools/ldbutil.h" - -static struct ldb_cmdline *options; - -/* - debug routine -*/ -static void ldif_write_msg(struct ldb_context *ldb, - FILE *f, - enum ldb_changetype changetype, - struct ldb_message *msg) -{ - struct ldb_ldif ldif; - ldif.changetype = changetype; - ldif.msg = msg; - ldb_ldif_write_file(ldb, f, &ldif); -} - -/* - modify a database record so msg1 becomes msg2 - returns the number of modified elements -*/ -static int modify_record(struct ldb_context *ldb, - struct ldb_message *msg1, - struct ldb_message *msg2, - struct ldb_control **req_ctrls) -{ - int ret; - struct ldb_message *mod; - - if (ldb_msg_difference(ldb, ldb, msg1, msg2, &mod) != LDB_SUCCESS) { - fprintf(stderr, "Failed to calculate message differences\n"); - return -1; - } - - ret = mod->num_elements; - if (ret == 0) { - goto done; - } - - if (options->verbose > 0) { - ldif_write_msg(ldb, stdout, LDB_CHANGETYPE_MODIFY, mod); - } - - if (ldb_modify_ctrl(ldb, mod, req_ctrls) != LDB_SUCCESS) { - fprintf(stderr, "failed to modify %s - %s\n", - ldb_dn_get_linearized(msg1->dn), ldb_errstring(ldb)); - ret = -1; - goto done; - } - -done: - talloc_free(mod); - return ret; -} - -/* - find dn in msgs[] -*/ -static struct ldb_message *msg_find(struct ldb_context *ldb, - struct ldb_message **msgs, - unsigned int count, - struct ldb_dn *dn) -{ - unsigned int i; - for (i=0;i<count;i++) { - if (ldb_dn_compare(dn, msgs[i]->dn) == 0) { - return msgs[i]; - } - } - return NULL; -} - -/* - merge the changes in msgs2 into the messages from msgs1 -*/ -static int merge_edits(struct ldb_context *ldb, - struct ldb_message **msgs1, unsigned int count1, - struct ldb_message **msgs2, unsigned int count2) -{ - unsigned int i; - struct ldb_message *msg; - int ret; - unsigned int adds=0, modifies=0, deletes=0; - struct ldb_control **req_ctrls = ldb_parse_control_strings(ldb, ldb, (const char **)options->controls); - if (options->controls != NULL && req_ctrls == NULL) { - fprintf(stderr, "parsing controls failed: %s\n", ldb_errstring(ldb)); - return -1; - } - - if (ldb_transaction_start(ldb) != LDB_SUCCESS) { - fprintf(stderr, "Failed to start transaction: %s\n", ldb_errstring(ldb)); - return -1; - } - - /* do the adds and modifies */ - for (i=0;i<count2;i++) { - msg = msg_find(ldb, msgs1, count1, msgs2[i]->dn); - if (!msg) { - if (options->verbose > 0) { - ldif_write_msg(ldb, stdout, LDB_CHANGETYPE_ADD, msgs2[i]); - } - if (ldb_add_ctrl(ldb, msgs2[i], req_ctrls) != LDB_SUCCESS) { - fprintf(stderr, "failed to add %s - %s\n", - ldb_dn_get_linearized(msgs2[i]->dn), - ldb_errstring(ldb)); - ldb_transaction_cancel(ldb); - return -1; - } - adds++; - } else { - ret = modify_record(ldb, msg, msgs2[i], req_ctrls); - if (ret != -1) { - modifies += (unsigned int) ret; - } else { - return -1; - } - } - } - - /* do the deletes */ - for (i=0;i<count1;i++) { - msg = msg_find(ldb, msgs2, count2, msgs1[i]->dn); - if (!msg) { - if (options->verbose > 0) { - ldif_write_msg(ldb, stdout, LDB_CHANGETYPE_DELETE, msgs1[i]); - } - if (ldb_delete_ctrl(ldb, msgs1[i]->dn, req_ctrls) != LDB_SUCCESS) { - fprintf(stderr, "failed to delete %s - %s\n", - ldb_dn_get_linearized(msgs1[i]->dn), - ldb_errstring(ldb)); - ldb_transaction_cancel(ldb); - return -1; - } - deletes++; - } - } - - if (ldb_transaction_commit(ldb) != LDB_SUCCESS) { - fprintf(stderr, "Failed to commit transaction: %s\n", ldb_errstring(ldb)); - return -1; - } - - printf("# %u adds %u modifies %u deletes\n", adds, modifies, deletes); - - return 0; -} - -/* - save a set of messages as ldif to a file -*/ -static int save_ldif(struct ldb_context *ldb, - FILE *f, struct ldb_message **msgs, unsigned int count) -{ - unsigned int i; - - fprintf(f, "# editing %u records\n", count); - - for (i=0;i<count;i++) { - struct ldb_ldif ldif; - fprintf(f, "# record %u\n", i+1); - - ldif.changetype = LDB_CHANGETYPE_NONE; - ldif.msg = msgs[i]; - - ldb_ldif_write_file(ldb, f, &ldif); - } - - return 0; -} - - -/* - edit the ldb search results in msgs using the user selected editor -*/ -static int do_edit(struct ldb_context *ldb, struct ldb_message **msgs1, - unsigned int count1, const char *editor) -{ - int fd, ret; - FILE *f; - char file_template[] = "/tmp/ldbedit.XXXXXX"; - char *cmd; - struct ldb_ldif *ldif; - struct ldb_message **msgs2 = NULL; - unsigned int count2 = 0; - - /* write out the original set of messages to a temporary - file */ - fd = mkstemp(file_template); - - if (fd == -1) { - perror(file_template); - return -1; - } - - f = fdopen(fd, "r+"); - - if (!f) { - perror("fopen"); - close(fd); - unlink(file_template); - return -1; - } - - if (save_ldif(ldb, f, msgs1, count1) != 0) { - return -1; - } - - fclose(f); - - cmd = talloc_asprintf(ldb, "%s %s", editor, file_template); - - if (!cmd) { - unlink(file_template); - fprintf(stderr, "out of memory\n"); - return -1; - } - - /* run the editor */ - ret = system(cmd); - talloc_free(cmd); - - if (ret != 0) { - unlink(file_template); - fprintf(stderr, "edit with %s failed\n", editor); - return -1; - } - - /* read the resulting ldif into msgs2 */ - f = fopen(file_template, "r"); - if (!f) { - perror(file_template); - return -1; - } - - while ((ldif = ldb_ldif_read_file(ldb, f))) { - msgs2 = talloc_realloc(ldb, msgs2, struct ldb_message *, count2+1); - if (!msgs2) { - fprintf(stderr, "out of memory"); - return -1; - } - msgs2[count2++] = ldif->msg; - } - - /* the feof() test works here, even for the last line of the - * file, as we parse ldif files character by character, and - * feof() is only true if we have failed to read a character - * from the file. So if the last line is bad, we don't get - * feof() set, so we know the record was bad. Only if we - * attempt to go to the next record will we get feof() and - * thus consider that the ldif has ended without errors - */ - if (!feof(f)) { - fprintf(stderr, "Error parsing ldif - aborting\n"); - fclose(f); - unlink(file_template); - return -1; - } - - fclose(f); - unlink(file_template); - - return merge_edits(ldb, msgs1, count1, msgs2, count2); -} - -static void usage(struct ldb_context *ldb) -{ - printf("Usage: ldbedit <options> <expression> <attributes ...>\n"); - ldb_cmdline_help(ldb, "ldbedit", stdout); - exit(LDB_ERR_OPERATIONS_ERROR); -} - -int main(int argc, const char **argv) -{ - struct ldb_context *ldb; - struct ldb_result *result = NULL; - struct ldb_dn *basedn = NULL; - int ret; - const char *expression = "(|(objectClass=*)(distinguishedName=*))"; - const char * const * attrs = NULL; - TALLOC_CTX *mem_ctx = talloc_new(NULL); - struct ldb_control **req_ctrls; - - ldb = ldb_init(mem_ctx, NULL); - if (ldb == NULL) { - return LDB_ERR_OPERATIONS_ERROR; - } - - options = ldb_cmdline_process(ldb, argc, argv, usage); - - /* the check for '=' is for compatibility with ldapsearch */ - if (options->argc > 0 && - strchr(options->argv[0], '=')) { - expression = options->argv[0]; - options->argv++; - options->argc--; - } - - if (options->argc > 0) { - attrs = (const char * const *)(options->argv); - } - - if (options->basedn != NULL) { - basedn = ldb_dn_new(ldb, ldb, options->basedn); - if (basedn == NULL) { - return LDB_ERR_OPERATIONS_ERROR; - } - } - - req_ctrls = ldb_parse_control_strings(ldb, ldb, (const char **)options->controls); - if (options->controls != NULL && req_ctrls== NULL) { - printf("parsing controls failed: %s\n", ldb_errstring(ldb)); - return LDB_ERR_OPERATIONS_ERROR; - } - - ret = ldb_search_ctrl(ldb, ldb, &result, basedn, options->scope, attrs, req_ctrls, "%s", expression); - if (ret != LDB_SUCCESS) { - printf("search failed - %s\n", ldb_errstring(ldb)); - return ret; - } - - if (result->count == 0) { - printf("no matching records - cannot edit\n"); - talloc_free(mem_ctx); - return LDB_SUCCESS; - } - - ret = do_edit(ldb, result->msgs, result->count, options->editor); - - talloc_free(mem_ctx); - - return ret == 0 ? LDB_SUCCESS : LDB_ERR_OPERATIONS_ERROR; -} |