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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:36:22 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:36:22 +0000 |
commit | b88bb292821fd7742604ec4e280acebd9a049f62 (patch) | |
tree | 625e4e19e6619f7481e5a8103f876520950769f6 /src/utils/kzonecheck/zone_check.c | |
parent | Initial commit. (diff) | |
download | knot-upstream.tar.xz knot-upstream.zip |
Adding upstream version 3.0.5.upstream/3.0.5upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/utils/kzonecheck/zone_check.c')
-rw-r--r-- | src/utils/kzonecheck/zone_check.c | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/src/utils/kzonecheck/zone_check.c b/src/utils/kzonecheck/zone_check.c new file mode 100644 index 0000000..f45be89 --- /dev/null +++ b/src/utils/kzonecheck/zone_check.c @@ -0,0 +1,94 @@ +/* Copyright (C) 2020 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 <stdio.h> +#include <assert.h> + +#include "knot/zone/contents.h" +#include "knot/zone/zonefile.h" +#include "utils/kzonecheck/zone_check.h" + +typedef struct { + sem_handler_t handler; + FILE *outfile; + unsigned errors[SEM_ERR_UNKNOWN + 1]; /*!< Counting errors by type. */ + unsigned error_count; /*!< Total error count. */ +} err_handler_stats_t; + +static void err_callback(sem_handler_t *handler, const zone_contents_t *zone, + const zone_node_t *node, sem_error_t error, const char *data) +{ + assert(handler != NULL); + assert(zone != NULL); + err_handler_stats_t *stats = (err_handler_stats_t *)handler; + + knot_dname_txt_storage_t buff; + char *owner = knot_dname_to_str(buff, (node != NULL ? node->owner : zone->apex->owner), + sizeof(buff)); + if (owner == NULL) { + owner = ""; + } + + fprintf(stats->outfile, "[%s] %s%s%s\n", + owner, sem_error_msg(error), + (data != NULL ? " " : ""), + (data != NULL ? data : "")); + + stats->errors[error]++; + stats->error_count++; +} + +static void print_statistics(err_handler_stats_t *stats) +{ + fprintf(stats->outfile, "\nError summary:\n"); + for (sem_error_t i = 0; i <= SEM_ERR_UNKNOWN; ++i) { + if (stats->errors[i] > 0) { + fprintf(stats->outfile, "%4u\t%s\n", stats->errors[i], + sem_error_msg(i)); + } + } +} + +int zone_check(const char *zone_file, const knot_dname_t *zone_name, + FILE *outfile, semcheck_optional_t optional, time_t time) +{ + err_handler_stats_t stats = { + .handler = { .cb = err_callback }, + .outfile = outfile + }; + + zloader_t zl; + int ret = zonefile_open(&zl, zone_file, zone_name, optional, time); + if (ret != KNOT_EOK) { + return ret; + } + zl.err_handler = (sem_handler_t *)&stats; + zl.creator->master = true; + + zone_contents_t *contents = zonefile_load(&zl); + zonefile_close(&zl); + if (contents == NULL && !stats.handler.error) { + return KNOT_ERROR; + } + zone_contents_deep_free(contents); + + if (stats.error_count > 0) { + print_statistics(&stats); + return stats.handler.error ? KNOT_EZONEINVAL : KNOT_ESEMCHECK; + } else { + return KNOT_EOK; + } +} |