diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 15:24:08 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 15:24:08 +0000 |
commit | f449f278dd3c70e479a035f50a9bb817a9b433ba (patch) | |
tree | 8ca2bfb785dda9bb4d573acdf9b42aea9cd51383 /src/utils/keymgr/main.c | |
parent | Initial commit. (diff) | |
download | knot-upstream/3.2.6.tar.xz knot-upstream/3.2.6.zip |
Adding upstream version 3.2.6.upstream/3.2.6upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | src/utils/keymgr/main.c | 405 |
1 files changed, 405 insertions, 0 deletions
diff --git a/src/utils/keymgr/main.c b/src/utils/keymgr/main.c new file mode 100644 index 0000000..cf40c59 --- /dev/null +++ b/src/utils/keymgr/main.c @@ -0,0 +1,405 @@ +/* Copyright (C) 2022 CZ.NIC, z.s.p.o. <knot-dns@labs.nic.cz> + + 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 3 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, see <https://www.gnu.org/licenses/>. + */ + +#include <getopt.h> +#include <stdlib.h> +#include <unistd.h> + +#include "contrib/strtonum.h" +#include "knot/dnssec/zone-keys.h" +#include "libknot/libknot.h" +#include "utils/common/msg.h" +#include "utils/common/params.h" +#include "utils/common/util_conf.h" +#include "utils/keymgr/functions.h" +#include "utils/keymgr/offline_ksk.h" + +#define PROGRAM_NAME "keymgr" + +static void print_help(void) +{ + printf("Usage:\n" + " %s [-c | -C | -D <path>] <zone_name> <command> [<argument>...]\n" + " %s [-c | -C | -D <path>] -l\n" + " %s -t <tsig_name> [<algorithm> [<bits>]]\n" + "\n" + "Parameters:\n" + " -c, --config <file> Path to a textual configuration file.\n" + " (default %s)\n" + " -C, --confdb <dir> Path to a configuration database directory.\n" + " (default %s)\n" + " -D, --dir <path> Path to a KASP database directory, use default configuration.\n" + " -t, --tsig <name> [alg] Generate a TSIG key.\n" + " -e, --extended Extended output (listing of keys with full description).\n" + " -j, --json Print the zones or keys in JSON format.\n" + " -l, --list List all zones that have at least one key in KASP database.\n" + " -x, --mono Don't color the output.\n" + " -X, --color Force output colorization in the normal mode.\n" + " -h, --help Print the program help.\n" + " -V, --version Print the program version.\n" + "\n" + "Commands:\n" + " list List all zone's DNSSEC keys.\n" + " generate Generate new DNSSEC key.\n" + " (syntax: generate <attribute_name>=<value>...)\n" + " import-bind Import BIND-style key file pair (.key + .private).\n" + " (syntax: import-bind <key_file_name>)\n" + " import-pub Import public-only key to be published in the zone (in BIND .key format).\n" + " (syntax: import-pub <key_file_name>)\n" + " import-pem Import key in PEM format. Specify its parameters manually.\n" + " (syntax: import-pem <pem_file_path> <attribute_name>=<value>...)\n" + " import-pkcs11 Import key stored in PKCS11 storage. Specify its parameters manually.\n" + " (syntax: import-pkcs11 <key_id> <attribute_name>=<value>...)\n" + " nsec3-salt Print current NSEC3 salt. If a parameter is specified, set new salt.\n" + " (syntax: nsec3-salt [<new_salt>])\n" + " local-serial Print SOA serial stored in KASP database when using on-slave signing.\n" + " If a parameter is specified, set new serial.\n" + " (syntax: local-serial <new_serial>)\n" + " master-serial Print SOA serial of the remote master stored in KASP database when using on-slave signing.\n" + " If a parameter is specified, set new master serial.\n" + " (syntax: master-serial <new_serial>)\n" + " ds Generate DS record(s) for specified key.\n" + " (syntax: ds <key_spec>)\n" + " dnskey Generate DNSKEY record for specified key.\n" + " (syntax: dnskey <key_spec>)\n" + " share Share an existing key of another zone with the specified zone.\n" + " (syntax: share <full_key_ID> <zone2share_from>\n" + " delete Remove the specified key from zone.\n" + " (syntax: delete <key_spec>)\n" + " set Set existing key's timing attribute.\n" + " (syntax: set <key_spec> <attribute_name>=<value>...)\n" + "\n" + "Commands related to Offline KSK feature:\n" + " pregenerate Pre-generate ZSKs for later rollovers with offline KSK.\n" + " (syntax: pregenerate [<from>] <to>)\n" + " show-offline Print pre-generated offline key-related records for specified time interval (possibly to infinity).\n" + " (syntax: show-offline [<from>] [<to>])\n" + " del-offline Delete pre-generated offline key-related records in specified time interval.\n" + " (syntax: del-offline <from> <to>)\n" + " del-all-old Delete old keys that are in state 'removed'.\n" + " generate-ksr Print to stdout KeySigningRequest based on pre-generated ZSKS.\n" + " (syntax: generate-ksr [<from>] <to>)\n" + " sign-ksr Read KeySigningRequest from a file, sign it and print SignedKeyResponse to stdout.\n" + " (syntax: sign-ksr <ksr_file>)\n" + " validate-skr Validate RRSIGs in a SignedKeyResponse (if not corrupt).\n" + " (syntax: validate-skr <skr_file>)\n" + " import-skr Import DNSKEY record signatures from a SignedKeyResponse.\n" + " (syntax: import-skr <skr_file>)\n" + "\n" + "Key specification:\n" + " either the key tag (number) or [a prefix of] key ID, with an optional\n" + " [id=|keytag=] prefix.\n" + "\n" + "Key attributes:\n" + " algorithm The key cryptographic algorithm: either name (e.g. RSASHA256) or\n" + " number.\n" + " size The key size in bits.\n" + " ksk Whether the generated/imported key shall be Key Signing Key.\n" + " created/publish/ready/active/retire/remove The timestamp of the key\n" + " lifetime event (e.g. published=+1d active=1499770874)\n", + PROGRAM_NAME, PROGRAM_NAME, PROGRAM_NAME, CONF_DEFAULT_FILE, CONF_DEFAULT_DBDIR); +} + +static int key_command(int argc, char *argv[], int opt_ind, knot_lmdb_db_t *kaspdb, + keymgr_list_params_t *list_params) +{ + if (argc < opt_ind + 2) { + ERR2("zone name or command not specified"); + print_help(); + return KNOT_EINVAL; + } + argc -= opt_ind; + argv += opt_ind; + + knot_dname_t *zone_name = knot_dname_from_str_alloc(argv[0]); + if (zone_name == NULL) { + return KNOT_ENOMEM; + } + knot_dname_to_lower(zone_name); + + kdnssec_ctx_t kctx = { 0 }; + + int ret = kdnssec_ctx_init(conf(), &kctx, zone_name, kaspdb, NULL); + if (ret != KNOT_EOK) { + ERR2("failed to initialize KASP (%s)", knot_strerror(ret)); + goto main_end; + } + +#define CHECK_MISSING_ARG(msg) \ + if (argc < 3) { \ + ERR2("%s", (msg)); \ + ret = KNOT_EINVAL; \ + goto main_end; \ + } + +#define CHECK_MISSING_ARG2(msg) \ + if (argc < 4) { \ + ERR2("%s", (msg)); \ + ret = KNOT_EINVAL; \ + goto main_end; \ + } + + bool print_ok_on_succes = true; + if (strcmp(argv[1], "generate") == 0) { + ret = keymgr_generate_key(&kctx, argc - 2, argv + 2); + print_ok_on_succes = false; + } else if (strcmp(argv[1], "import-bind") == 0) { + CHECK_MISSING_ARG("BIND-style key to import not specified"); + ret = keymgr_import_bind(&kctx, argv[2], false); + } else if (strcmp(argv[1], "import-pub") == 0) { + CHECK_MISSING_ARG("BIND-style key to import not specified"); + ret = keymgr_import_bind(&kctx, argv[2], true); + } else if (strcmp(argv[1], "import-pem") == 0) { + CHECK_MISSING_ARG("PEM file to import not specified"); + ret = keymgr_import_pem(&kctx, argv[2], argc - 3, argv + 3); + } else if (strcmp(argv[1], "import-pkcs11") == 0) { + CHECK_MISSING_ARG("Key ID to import not specified"); + ret = keymgr_import_pkcs11(&kctx, argv[2], argc - 3, argv + 3); + } else if (strcmp(argv[1], "nsec3-salt") == 0) { + if (argc > 2) { + ret = keymgr_nsec3_salt_set(&kctx, argv[2]); + } else { + ret = keymgr_nsec3_salt_print(&kctx); + print_ok_on_succes = false; + } + } else if (strcmp(argv[1], "local-serial") == 0 || strcmp(argv[1], "master-serial") == 0 ) { + kaspdb_serial_t type = (argv[1][0] == 'm' ? KASPDB_SERIAL_MASTER : KASPDB_SERIAL_LASTSIGNED); + if (argc > 2) { + uint32_t new_serial = 0; + if ((ret = str_to_u32(argv[2], &new_serial)) == KNOT_EOK) { + ret = keymgr_serial_set(&kctx, type, new_serial); + } + } else { + ret = keymgr_serial_print(&kctx, type); + print_ok_on_succes = false; + } + } else if (strcmp(argv[1], "set") == 0) { + CHECK_MISSING_ARG("Key is not specified"); + knot_kasp_key_t *key2set; + ret = keymgr_get_key(&kctx, argv[2], &key2set); + if (ret == KNOT_EOK) { + ret = keymgr_set_timing(key2set, argc - 3, argv + 3); + if (ret == KNOT_EOK) { + ret = kdnssec_ctx_commit(&kctx); + } + } + } else if (strcmp(argv[1], "list") == 0) { + list_params->format = TIME_PRINT_UNIX; + if (argc > 2 && strcmp(argv[2], "human") == 0) { + list_params->format = TIME_PRINT_HUMAN_MIXED; + } else if (argc > 2 && strcmp(argv[2], "iso") == 0) { + list_params->format = TIME_PRINT_ISO8601; + } + ret = keymgr_list_keys(&kctx, list_params); + print_ok_on_succes = false; + } else if (strcmp(argv[1], "ds") == 0 || strcmp(argv[1], "dnskey") == 0) { + int (*generate_rr)(const knot_dname_t *, const knot_kasp_key_t *) = keymgr_generate_dnskey; + if (strcmp(argv[1], "ds") == 0) { + generate_rr = keymgr_generate_ds; + } + if (argc < 3) { + for (int i = 0; i < kctx.zone->num_keys && ret == KNOT_EOK; i++) { + if (kctx.zone->keys[i].is_ksk) { + ret = generate_rr(zone_name, &kctx.zone->keys[i]); + } + } + } else { + knot_kasp_key_t *key2rr; + ret = keymgr_get_key(&kctx, argv[2], &key2rr); + if (ret == KNOT_EOK) { + ret = generate_rr(zone_name, key2rr); + } + } + print_ok_on_succes = false; + } else if (strcmp(argv[1], "share") == 0) { + CHECK_MISSING_ARG("Key to be shared is not specified"); + CHECK_MISSING_ARG2("Zone to be shared from not specified"); + knot_dname_t *other_zone = NULL; + char *key_to_share = NULL; + ret = keymgr_foreign_key_id(argv, kaspdb, &other_zone, &key_to_share); + if (ret == KNOT_EOK) { + ret = kasp_db_share_key(kctx.kasp_db, other_zone, kctx.zone->dname, key_to_share); + } + free(other_zone); + free(key_to_share); + } else if (strcmp(argv[1], "delete") == 0) { + CHECK_MISSING_ARG("Key is not specified"); + knot_kasp_key_t *key2del; + ret = keymgr_get_key(&kctx, argv[2], &key2del); + if (ret == KNOT_EOK) { + ret = kdnssec_delete_key(&kctx, key2del); + } + } else if (strcmp(argv[1], "pregenerate") == 0) { + CHECK_MISSING_ARG("Timestamp to not specified"); + ret = keymgr_pregenerate_zsks(&kctx, argc > 3 ? argv[2] : NULL, + argc > 3 ? argv[3] : argv[2]); + } else if (strcmp(argv[1], "show-offline") == 0) { + ret = keymgr_print_offline_records(&kctx, argc > 2 ? argv[2] : NULL, + argc > 3 ? argv[3] : NULL); + print_ok_on_succes = false; + } else if (strcmp(argv[1], "del-offline") == 0) { + CHECK_MISSING_ARG2("Timestamps from-to not specified"); + ret = keymgr_delete_offline_records(&kctx, argv[2], argv[3]); + } else if (strcmp(argv[1], "del-all-old") == 0) { + ret = keymgr_del_all_old(&kctx); + } else if (strcmp(argv[1], "generate-ksr") == 0) { + CHECK_MISSING_ARG("Timestamps to not specified"); + ret = keymgr_print_ksr(&kctx, argc > 3 ? argv[2] : NULL, + argc > 3 ? argv[3] : argv[2]); + print_ok_on_succes = false; + } else if (strcmp(argv[1], "sign-ksr") == 0) { + CHECK_MISSING_ARG("Input file not specified"); + ret = keymgr_sign_ksr(&kctx, argv[2]); + print_ok_on_succes = false; + } else if (strcmp(argv[1], "validate-skr") == 0) { + CHECK_MISSING_ARG("Input file not specified"); + ret = keymgr_validate_skr(&kctx, argv[2]); + } else if (strcmp(argv[1], "import-skr") == 0) { + CHECK_MISSING_ARG("Input file not specified"); + ret = keymgr_import_skr(&kctx, argv[2]); + } else { + ERR2("invalid command '%s'", argv[1]); + goto main_end; + } + +#undef CHECK_MISSING_ARG + + if (ret == KNOT_EOK) { + printf("%s", print_ok_on_succes ? "OK\n" : ""); + } else { + ERR2("%s", knot_strerror(ret)); + } + +main_end: + kdnssec_ctx_deinit(&kctx); + free(zone_name); + + return ret; +} + +int main(int argc, char *argv[]) +{ + struct option opts[] = { + { "config", required_argument, NULL, 'c' }, + { "confdb", required_argument, NULL, 'C' }, + { "dir", required_argument, NULL, 'D' }, + { "tsig", required_argument, NULL, 't' }, + { "extended", no_argument, NULL, 'e' }, + { "list", no_argument, NULL, 'l' }, + { "brief", no_argument, NULL, 'b' }, // Legacy. + { "mono", no_argument, NULL, 'x' }, + { "color", no_argument, NULL, 'X' }, + { "help", no_argument, NULL, 'h' }, + { "version", no_argument, NULL, 'V' }, + { "json", no_argument, NULL, 'j' }, + { NULL } + }; + + tzset(); + + int ret; + bool just_list = false; + keymgr_list_params_t list_params = { 0 }; + + list_params.color = isatty(STDOUT_FILENO); + + int opt = 0, parm = 0; + while ((opt = getopt_long(argc, argv, "c:C:D:t:ejlbxXhV", opts, NULL)) != -1) { + switch (opt) { + case 'c': + if (util_conf_init_file(optarg) != KNOT_EOK) { + goto failure; + } + break; + case 'C': + if (util_conf_init_confdb(optarg) != KNOT_EOK) { + goto failure; + } + break; + case 'D': + if (util_conf_init_justdb("kasp-db", optarg) != KNOT_EOK) { + goto failure; + } + break; + case 't': + if (argc > optind + 1) { + (void)str_to_int(argv[optind + 1], &parm, 0, 65536); + } + ret = keymgr_generate_tsig(optarg, (argc > optind ? argv[optind] : "hmac-sha256"), parm); + if (ret != KNOT_EOK) { + ERR2("failed to generate TSIG (%s)", knot_strerror(ret)); + goto failure; + } + goto success; + case 'e': + list_params.extended = true; + break; + case 'j': + list_params.json = true; + break; + case 'l': + just_list = true; + break; + case 'b': + WARN2("option '--brief' is deprecated and enabled by default"); + break; + case 'x': + list_params.color = false; + break; + case 'X': + list_params.color = true; + break; + case 'h': + print_help(); + goto success; + case 'V': + print_version(PROGRAM_NAME); + goto success; + default: + print_help(); + goto failure; + } + } + + if (util_conf_init_default(true) != KNOT_EOK) { + goto failure; + } + + util_update_privileges(); + + knot_lmdb_db_t kaspdb = { 0 }; + conf_val_t mapsize = conf_db_param(conf(), C_KASP_DB_MAX_SIZE); + char *kasp_dir = conf_db(conf(), C_KASP_DB); + knot_lmdb_init(&kaspdb, kasp_dir, conf_int(&mapsize), 0, "keys_db"); + free(kasp_dir); + + if (just_list) { + ret = keymgr_list_zones(&kaspdb, list_params.json); + } else { + ret = key_command(argc, argv, optind, &kaspdb, &list_params); + } + knot_lmdb_deinit(&kaspdb); + if (ret != KNOT_EOK) { + goto failure; + } + +success: + util_conf_deinit(); + return EXIT_SUCCESS; +failure: + util_conf_deinit(); + return EXIT_FAILURE; +} |