diff options
Diffstat (limited to 'third_party/heimdal/lib/kadm5/iprop-log.c')
-rw-r--r-- | third_party/heimdal/lib/kadm5/iprop-log.c | 653 |
1 files changed, 653 insertions, 0 deletions
diff --git a/third_party/heimdal/lib/kadm5/iprop-log.c b/third_party/heimdal/lib/kadm5/iprop-log.c new file mode 100644 index 0000000..a2ad51e --- /dev/null +++ b/third_party/heimdal/lib/kadm5/iprop-log.c @@ -0,0 +1,653 @@ +/* + * Copyright (c) 1997 - 2005 Kungliga Tekniska Högskolan + * (Royal Institute of Technology, Stockholm, Sweden). + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * 3. Neither the name of the Institute nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#include "iprop.h" +#include <sl.h> +#include <parse_time.h> +#include "iprop-commands.h" + +RCSID("$Id$"); + +static krb5_context context; + +static kadm5_server_context * +get_kadmin_context(const char *config_file, char *realm) +{ + kadm5_config_params conf; + krb5_error_code ret; + void *kadm_handle; + char *file = NULL; + char **files; + int aret; + + if (config_file == NULL) { + aret = asprintf(&file, "%s/kdc.conf", hdb_db_dir(context)); + if (aret == -1 || file == NULL) + errx(1, "out of memory"); + config_file = file; + } + + ret = krb5_prepend_config_files_default(config_file, &files); + free(file); + if (ret) + krb5_err(context, 1, ret, "getting configuration files"); + + ret = krb5_set_config_files(context, files); + krb5_free_config_files(files); + if (ret) + krb5_err(context, 1, ret, "reading configuration files"); + + memset(&conf, 0, sizeof(conf)); + if(realm) { + conf.mask |= KADM5_CONFIG_REALM; + conf.realm = realm; + } + + ret = kadm5_init_with_password_ctx (context, + KADM5_ADMIN_SERVICE, + NULL, + KADM5_ADMIN_SERVICE, + &conf, 0, 0, + &kadm_handle); + if (ret) + krb5_err (context, 1, ret, "kadm5_init_with_password_ctx"); + + return (kadm5_server_context *)kadm_handle; +} + +/* + * dump log + */ + +static const char *op_names[] = { + "get", + "delete", + "create", + "rename", + "chpass", + "modify", + "randkey", + "get_privs", + "get_princs", + "chpass_with_key", + "nop" +}; + +static kadm5_ret_t +print_entry(kadm5_server_context *server_context, + uint32_t ver, + time_t timestamp, + enum kadm_ops op, + uint32_t len, + krb5_storage *sp, + void *ctx) +{ + char t[256]; + const char *entry_kind = ctx; + int32_t mask; + int32_t nop_time; + uint32_t nop_ver; + hdb_entry ent; + krb5_principal source; + char *name1, *name2; + krb5_data data; + krb5_context scontext = server_context->context; + krb5_error_code ret; + + krb5_data_zero(&data); + + strftime(t, sizeof(t), "%Y-%m-%d %H:%M:%S", localtime(×tamp)); + + if((int)op < (int)kadm_get || (int)op > (int)kadm_nop) { + printf("unknown op: %d\n", op); + return 0; + } + + printf ("%s%s: ver = %u, timestamp = %s, len = %u\n", + entry_kind, op_names[op], ver, t, len); + switch(op) { + case kadm_delete: + ret = krb5_ret_principal(sp, &source); + if (ret == 0) + ret = krb5_unparse_name(scontext, source, &name1); + if (ret) + krb5_err(scontext, 1, ret, "Failed to read a delete record"); + printf(" %s\n", name1); + free(name1); + krb5_free_principal(scontext, source); + break; + case kadm_rename: + ret = krb5_data_alloc(&data, len); + if (ret == 0) + ret = krb5_ret_principal(sp, &source); + if (ret == 0 && krb5_storage_read(sp, data.data, data.length) == -1) + ret = errno; + if (ret == 0) + ret = hdb_value2entry(scontext, &data, &ent); + if (ret == 0) + ret = krb5_unparse_name(scontext, source, &name1); + if (ret == 0) + ret = krb5_unparse_name(scontext, ent.principal, &name2); + if (ret) + krb5_err(scontext, 1, ret, "Failed to read a rename record"); + printf(" %s -> %s\n", name1, name2); + free(name1); + free(name2); + krb5_free_principal(scontext, source); + free_hdb_entry(&ent); + break; + case kadm_create: + ret = krb5_data_alloc(&data, len); + if (ret == 0 && krb5_storage_read(sp, data.data, data.length) == -1) + ret = errno; + if (ret == 0) + ret = hdb_value2entry(scontext, &data, &ent); + if (ret) + krb5_err(scontext, 1, ret, "Failed to read a create record"); + mask = ~0; + goto foo; + case kadm_modify: + ret = krb5_data_alloc(&data, len); + if (ret == 0) + ret = krb5_ret_int32(sp, &mask); + if (ret == 0 && krb5_storage_read(sp, data.data, data.length) == -1) + ret = errno; + if (ret == 0) + ret = hdb_value2entry(scontext, &data, &ent); + if (ret) + krb5_err(scontext, 1, ret, "Failed to read a modify record"); + foo: + if(ent.principal /* mask & KADM5_PRINCIPAL */) { + ret = krb5_unparse_name(scontext, ent.principal, &name1); + if (ret) + krb5_err(scontext, 1, ret, + "Failed to process a create or modify record"); + printf(" principal = %s\n", name1); + free(name1); + } + if(mask & KADM5_PRINC_EXPIRE_TIME) { + if(ent.valid_end == NULL) { + strlcpy(t, "never", sizeof(t)); + } else { + strftime(t, sizeof(t), "%Y-%m-%d %H:%M:%S", + localtime(ent.valid_end)); + } + printf(" expires = %s\n", t); + } + if(mask & KADM5_PW_EXPIRATION) { + if(ent.pw_end == NULL) { + strlcpy(t, "never", sizeof(t)); + } else { + strftime(t, sizeof(t), "%Y-%m-%d %H:%M:%S", + localtime(ent.pw_end)); + } + printf(" password exp = %s\n", t); + } + if(mask & KADM5_LAST_PWD_CHANGE) { + } + if(mask & KADM5_ATTRIBUTES) { + unparse_flags(HDBFlags2int(ent.flags), + asn1_HDBFlags_units(), t, sizeof(t)); + printf(" attributes = %s\n", t); + } + if(mask & KADM5_MAX_LIFE) { + if(ent.max_life == NULL) + strlcpy(t, "for ever", sizeof(t)); + else + unparse_time(*ent.max_life, t, sizeof(t)); + printf(" max life = %s\n", t); + } + if(mask & KADM5_MAX_RLIFE) { + if(ent.max_renew == NULL) + strlcpy(t, "for ever", sizeof(t)); + else + unparse_time(*ent.max_renew, t, sizeof(t)); + printf(" max rlife = %s\n", t); + } + if(mask & KADM5_MOD_TIME) { + printf(" mod time\n"); + } + if(mask & KADM5_MOD_NAME) { + printf(" mod name\n"); + } + if(mask & KADM5_KVNO) { + printf(" kvno = %d\n", ent.kvno); + } + if(mask & KADM5_MKVNO) { + printf(" mkvno\n"); + } + if(mask & KADM5_AUX_ATTRIBUTES) { + printf(" aux attributes\n"); + } + if(mask & KADM5_POLICY) { + printf(" policy\n"); + } + if(mask & KADM5_POLICY_CLR) { + printf(" mod time\n"); + } + if(mask & KADM5_LAST_SUCCESS) { + printf(" last success\n"); + } + if(mask & KADM5_LAST_FAILED) { + printf(" last failed\n"); + } + if(mask & KADM5_FAIL_AUTH_COUNT) { + printf(" fail auth count\n"); + } + if(mask & KADM5_KEY_DATA) { + printf(" key data\n"); + } + if(mask & KADM5_TL_DATA) { + printf(" tl data\n"); + } + free_hdb_entry(&ent); + break; + case kadm_nop : + if (len == 16) { + uint64_t off; + ret = krb5_ret_uint64(sp, &off); + if (ret) + krb5_err(scontext, 1, ret, "Failed to read a no-op record"); + printf("uberblock offset %llu ", (unsigned long long)off); + } else { + printf("nop"); + } + if (len == 16 || len == 8) { + ret = krb5_ret_int32(sp, &nop_time); + if (ret == 0) + ret = krb5_ret_uint32(sp, &nop_ver); + if (ret) + krb5_err(scontext, 1, ret, "Failed to read a no-op record"); + + timestamp = nop_time; + strftime(t, sizeof(t), "%Y-%m-%d %H:%M:%S", localtime(×tamp)); + printf("timestamp %s version %u", t, nop_ver); + } + printf("\n"); + break; + default: + krb5_errx(scontext, 1, "Unknown record type"); + } + krb5_data_free(&data); + + return 0; +} + +int +iprop_dump(struct dump_options *opt, int argc, char **argv) +{ + kadm5_server_context *server_context; + krb5_error_code ret; + enum kadm_iter_opts iter_opts_1st = 0; + enum kadm_iter_opts iter_opts_2nd = 0; + char *desc_1st = ""; + char *desc_2nd = ""; + + server_context = get_kadmin_context(opt->config_file_string, + opt->realm_string); + + if (argc > 0) { + free(server_context->log_context.log_file); + server_context->log_context.log_file = strdup(argv[0]); + if (server_context->log_context.log_file == NULL) + krb5_err(context, 1, errno, "strdup"); + } + + if (opt->reverse_flag) { + iter_opts_1st = kadm_backward | kadm_unconfirmed; + iter_opts_2nd = kadm_backward | kadm_confirmed; + desc_1st = "unconfirmed "; + } else { + iter_opts_1st = kadm_forward | kadm_confirmed; + iter_opts_2nd = kadm_forward | kadm_unconfirmed; + desc_2nd = "unconfirmed"; + } + + if (opt->no_lock_flag) { + ret = kadm5_log_init_sharedlock(server_context, LOCK_NB); + if (ret == EAGAIN || ret == EWOULDBLOCK) { + warnx("Not locking the iprop log"); + ret = kadm5_log_init_nolock(server_context); + if (ret) + krb5_err(context, 1, ret, "kadm5_log_init_nolock"); + } + } else { + warnx("If this command appears to block, try the --no-lock option"); + ret = kadm5_log_init_sharedlock(server_context, 0); + if (ret) + krb5_err(context, 1, ret, "kadm5_log_init_sharedlock"); + } + + ret = kadm5_log_foreach(server_context, iter_opts_1st, + NULL, print_entry, desc_1st); + if (ret) + krb5_warn(context, ret, "kadm5_log_foreach"); + + ret = kadm5_log_foreach(server_context, iter_opts_2nd, + NULL, print_entry, desc_2nd); + if (ret) + krb5_warn(context, ret, "kadm5_log_foreach"); + + ret = kadm5_log_end (server_context); + if (ret) + krb5_warn(context, ret, "kadm5_log_end"); + + kadm5_destroy(server_context); + return 0; +} + +int +iprop_truncate(struct truncate_options *opt, int argc, char **argv) +{ + kadm5_server_context *server_context; + krb5_error_code ret; + + server_context = get_kadmin_context(opt->config_file_string, + opt->realm_string); + + if (argc > 0) { + free(server_context->log_context.log_file); + server_context->log_context.log_file = strdup(argv[0]); + if (server_context->log_context.log_file == NULL) + krb5_err(context, 1, errno, "strdup"); + } + + if (opt->keep_entries_integer < 0 && + opt->max_bytes_integer < 0) { + opt->keep_entries_integer = 100; + opt->max_bytes_integer = 0; + } + if (opt->keep_entries_integer < 0) + opt->keep_entries_integer = 0; + if (opt->max_bytes_integer < 0) + opt->max_bytes_integer = 0; + + if (opt->reset_flag) { + /* First recover unconfirmed records */ + ret = kadm5_log_init(server_context); + if (ret == 0) + ret = kadm5_log_reinit(server_context, 0); + } else { + ret = kadm5_log_init(server_context); + if (ret) + krb5_err(context, 1, ret, "kadm5_log_init"); + ret = kadm5_log_truncate(server_context, opt->keep_entries_integer, + opt->max_bytes_integer); + } + if (ret) + krb5_err(context, 1, ret, "kadm5_log_truncate"); + + kadm5_log_signal_master(server_context); + + kadm5_destroy(server_context); + return 0; +} + +int +last_version(struct last_version_options *opt, int argc, char **argv) +{ + kadm5_server_context *server_context; + char *alt_argv[2] = { NULL, NULL }; + krb5_error_code ret; + uint32_t version; + size_t i; + + server_context = get_kadmin_context(opt->config_file_string, + opt->realm_string); + + if (argc == 0) { + alt_argv[0] = strdup(server_context->log_context.log_file); + if (alt_argv[0] == NULL) + krb5_err(context, 1, errno, "strdup"); + argv = alt_argv; + argc = 1; + } + + for (i = 0; i < argc; i++) { + free(server_context->log_context.log_file); + server_context->log_context.log_file = strdup(argv[i]); + if (server_context->log_context.log_file == NULL) + krb5_err(context, 1, errno, "strdup"); + + if (opt->no_lock_flag) { + ret = kadm5_log_init_sharedlock(server_context, LOCK_NB); + if (ret == EAGAIN || ret == EWOULDBLOCK) { + warnx("Not locking the iprop log"); + ret = kadm5_log_init_nolock(server_context); + if (ret) + krb5_err(context, 1, ret, "kadm5_log_init_nolock"); + } + } else { + warnx("If this command appears to block, try the " + "--no-lock option"); + ret = kadm5_log_init_sharedlock(server_context, 0); + if (ret) + krb5_err(context, 1, ret, "kadm5_log_init_sharedlock"); + } + + ret = kadm5_log_get_version (server_context, &version); + if (ret) + krb5_err (context, 1, ret, "kadm5_log_get_version"); + + ret = kadm5_log_end (server_context); + if (ret) + krb5_warn(context, ret, "kadm5_log_end"); + + printf("version: %lu\n", (unsigned long)version); + } + + kadm5_destroy(server_context); + free(alt_argv[0]); + return 0; +} + +int +signal_master(struct signal_options *opt, int argc, char **argv) +{ + kadm5_server_context *server_context; + + server_context = get_kadmin_context(opt->config_file_string, + opt->realm_string); + + kadm5_log_signal_master(server_context); + + kadm5_destroy(server_context); + return 0; +} + +/* + * Replay log + */ + +int start_version = -1; +int end_version = -1; + +static kadm5_ret_t +apply_entry(kadm5_server_context *server_context, + uint32_t ver, + time_t timestamp, + enum kadm_ops op, + uint32_t len, + krb5_storage *sp, + void *ctx) +{ + struct replay_options *opt = ctx; + krb5_error_code ret; + + if((opt->start_version_integer != -1 && ver < (uint32_t)opt->start_version_integer) || + (opt->end_version_integer != -1 && ver > (uint32_t)opt->end_version_integer)) { + /* XXX skip this entry */ + return 0; + } + printf ("ver %u... ", ver); + fflush (stdout); + + ret = kadm5_log_replay(server_context, op, ver, len, sp); + if (ret) + krb5_warn (server_context->context, ret, "kadm5_log_replay"); + + printf ("done\n"); + + return 0; +} + +int +iprop_replay(struct replay_options *opt, int argc, char **argv) +{ + kadm5_server_context *server_context; + krb5_error_code ret; + + server_context = get_kadmin_context(opt->config_file_string, + opt->realm_string); + + if (argc > 0) { + free(server_context->log_context.log_file); + server_context->log_context.log_file = strdup(argv[0]); + if (server_context->log_context.log_file == NULL) + krb5_err(context, 1, errno, "strdup"); + } + + ret = server_context->db->hdb_open(context, + server_context->db, + O_RDWR | O_CREAT, 0600); + if (ret) + krb5_err (context, 1, ret, "db->open"); + + ret = kadm5_log_init (server_context); + if (ret) + krb5_err (context, 1, ret, "kadm5_log_init"); + + ret = kadm5_log_foreach(server_context, + kadm_forward | kadm_confirmed | kadm_unconfirmed, + NULL, apply_entry, opt); + if(ret) + krb5_warn(context, ret, "kadm5_log_foreach"); + ret = kadm5_log_end (server_context); + if (ret) + krb5_warn(context, ret, "kadm5_log_end"); + ret = server_context->db->hdb_close (context, server_context->db); + if (ret) + krb5_err (context, 1, ret, "db->close"); + + kadm5_destroy(server_context); + return 0; +} + +static int help_flag; +static int version_flag; + +static struct getargs args[] = { + { "version", 0, arg_flag, &version_flag, + NULL, NULL + }, + { "help", 'h', arg_flag, &help_flag, + NULL, NULL + } +}; + +static int num_args = sizeof(args) / sizeof(args[0]); + +int +help(void *opt, int argc, char **argv) +{ + if(argc == 0) { + sl_help(commands, 1, argv - 1 /* XXX */); + } else { + SL_cmd *c = sl_match (commands, argv[0], 0); + if(c == NULL) { + fprintf (stderr, "No such command: %s. " + "Try \"help\" for a list of commands\n", + argv[0]); + } else { + if(c->func) { + static char shelp[] = "--help"; + char *fake[3]; + fake[0] = argv[0]; + fake[1] = shelp; + fake[2] = NULL; + (*c->func)(2, fake); + fprintf(stderr, "\n"); + } + if(c->help && *c->help) + fprintf (stderr, "%s\n", c->help); + if((++c)->name && c->func == NULL) { + int f = 0; + fprintf (stderr, "Synonyms:"); + while (c->name && c->func == NULL) { + fprintf (stderr, "%s%s", f ? ", " : " ", (c++)->name); + f = 1; + } + fprintf (stderr, "\n"); + } + } + } + return 0; +} + +static void +usage(int status) +{ + arg_printusage(args, num_args, NULL, "command"); + exit(status); +} + +int +main(int argc, char **argv) +{ + int optidx = 0; + krb5_error_code ret; + + setprogname(argv[0]); + + if(getarg(args, num_args, argc, argv, &optidx)) + usage(1); + if(help_flag) + usage(0); + if(version_flag) { + print_version(NULL); + exit(0); + } + argc -= optidx; + argv += optidx; + if(argc == 0) + usage(1); + + ret = krb5_init_context(&context); + if (ret) + errx(1, "krb5_init_context failed with: %d\n", ret); + + ret = sl_command(commands, argc, argv); + if(ret == -1) + warnx ("unrecognized command: %s", argv[0]); + return ret; +} |