Adding upstream version 1:9.18.19.upstream/1%9.18.19

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 569 insertions, 0 deletions

diff --git a/bin/check/named-checkzone.c b/bin/check/named-checkzone.c
new file mode 100644
index 0000000..5c74660
--- /dev/null
+++ b/bin/check/named-checkzone.c
@@ -0,0 +1,569 @@
+/*
+ * Copyright (C) Internet Systems Consortium, Inc. ("ISC")
+ *
+ * SPDX-License-Identifier: MPL-2.0
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, you can obtain one at https://mozilla.org/MPL/2.0/.
+ *
+ * See the COPYRIGHT file distributed with this work for additional
+ * information regarding copyright ownership.
+ */
+
+/*! \file */
+
+#include <inttypes.h>
+#include <stdbool.h>
+#include <stdlib.h>
+
+#include <isc/app.h>
+#include <isc/attributes.h>
+#include <isc/commandline.h>
+#include <isc/dir.h>
+#include <isc/file.h>
+#include <isc/hash.h>
+#include <isc/log.h>
+#include <isc/mem.h>
+#include <isc/print.h>
+#include <isc/result.h>
+#include <isc/string.h>
+#include <isc/task.h>
+#include <isc/timer.h>
+#include <isc/util.h>
+
+#include <dns/db.h>
+#include <dns/fixedname.h>
+#include <dns/log.h>
+#include <dns/master.h>
+#include <dns/masterdump.h>
+#include <dns/name.h>
+#include <dns/rdataclass.h>
+#include <dns/rdataset.h>
+#include <dns/types.h>
+#include <dns/zone.h>
+
+#include "check-tool.h"
+
+static int quiet = 0;
+static isc_mem_t *mctx = NULL;
+dns_zone_t *zone = NULL;
+dns_zonetype_t zonetype = dns_zone_primary;
+static int dumpzone = 0;
+static const char *output_filename;
+static const char *prog_name = NULL;
+static const dns_master_style_t *outputstyle = NULL;
+static enum { progmode_check, progmode_compile } progmode;
+
+#define ERRRET(result, function)                                              \
+	do {                                                                  \
+		if (result != ISC_R_SUCCESS) {                                \
+			if (!quiet)                                           \
+				fprintf(stderr, "%s() returned %s\n",         \
+					function, isc_result_totext(result)); \
+			return (result);                                      \
+		}                                                             \
+	} while (0)
+
+noreturn static void
+usage(void);
+
+static void
+usage(void) {
+	fprintf(stderr,
+		"usage: %s [-djqvD] [-c class] "
+		"[-f inputformat] [-F outputformat] [-J filename] "
+		"[-s (full|relative)] [-t directory] [-w directory] "
+		"[-k (ignore|warn|fail)] [-m (ignore|warn|fail)] "
+		"[-n (ignore|warn|fail)] [-r (ignore|warn|fail)] "
+		"[-i (full|full-sibling|local|local-sibling|none)] "
+		"[-M (ignore|warn|fail)] [-S (ignore|warn|fail)] "
+		"[-W (ignore|warn)] "
+		"%s zonename [ (filename|-) ]\n",
+		prog_name,
+		progmode == progmode_check ? "[-o filename]" : "-o filename");
+	exit(1);
+}
+
+static void
+destroy(void) {
+	if (zone != NULL) {
+		dns_zone_detach(&zone);
+	}
+}
+
+/*% main processing routine */
+int
+main(int argc, char **argv) {
+	int c;
+	char *origin = NULL;
+	const char *filename = NULL;
+	isc_log_t *lctx = NULL;
+	isc_result_t result;
+	char classname_in[] = "IN";
+	char *classname = classname_in;
+	const char *workdir = NULL;
+	const char *inputformatstr = NULL;
+	const char *outputformatstr = NULL;
+	dns_masterformat_t inputformat = dns_masterformat_text;
+	dns_masterformat_t outputformat = dns_masterformat_text;
+	dns_masterrawheader_t header;
+	uint32_t rawversion = 1, serialnum = 0;
+	dns_ttl_t maxttl = 0;
+	bool snset = false;
+	bool logdump = false;
+	FILE *errout = stdout;
+	char *endp;
+
+	/*
+	 * Uncomment the following line if memory debugging is needed:
+	 * isc_mem_debugging |= ISC_MEM_DEBUGRECORD;
+	 */
+
+	outputstyle = &dns_master_style_full;
+
+	prog_name = strrchr(argv[0], '/');
+	if (prog_name == NULL) {
+		prog_name = strrchr(argv[0], '\\');
+	}
+	if (prog_name != NULL) {
+		prog_name++;
+	} else {
+		prog_name = argv[0];
+	}
+	/*
+	 * Libtool doesn't preserve the program name prior to final
+	 * installation.  Remove the libtool prefix ("lt-").
+	 */
+	if (strncmp(prog_name, "lt-", 3) == 0) {
+		prog_name += 3;
+	}
+
+#define PROGCMP(X) \
+	(strcasecmp(prog_name, X) == 0 || strcasecmp(prog_name, X ".exe") == 0)
+
+	if (PROGCMP("named-checkzone")) {
+		progmode = progmode_check;
+	} else if (PROGCMP("named-compilezone")) {
+		progmode = progmode_compile;
+	} else {
+		UNREACHABLE();
+	}
+
+	/* Compilation specific defaults */
+	if (progmode == progmode_compile) {
+		zone_options |= (DNS_ZONEOPT_CHECKNS | DNS_ZONEOPT_FATALNS |
+				 DNS_ZONEOPT_CHECKSPF | DNS_ZONEOPT_CHECKDUPRR |
+				 DNS_ZONEOPT_CHECKNAMES |
+				 DNS_ZONEOPT_CHECKNAMESFAIL |
+				 DNS_ZONEOPT_CHECKWILDCARD);
+	} else {
+		zone_options |= (DNS_ZONEOPT_CHECKDUPRR | DNS_ZONEOPT_CHECKSPF);
+	}
+
+#define ARGCMP(X) (strcmp(isc_commandline_argument, X) == 0)
+
+	isc_commandline_errprint = false;
+
+	while ((c = isc_commandline_parse(argc, argv,
+					  "c:df:hi:jJ:k:L:l:m:n:qr:s:t:o:vw:DF:"
+					  "M:S:T:W:")) != EOF)
+	{
+		switch (c) {
+		case 'c':
+			classname = isc_commandline_argument;
+			break;
+
+		case 'd':
+			debug++;
+			break;
+
+		case 'i':
+			if (ARGCMP("full")) {
+				zone_options |= DNS_ZONEOPT_CHECKINTEGRITY |
+						DNS_ZONEOPT_CHECKSIBLING;
+				docheckmx = true;
+				docheckns = true;
+				dochecksrv = true;
+			} else if (ARGCMP("full-sibling")) {
+				zone_options |= DNS_ZONEOPT_CHECKINTEGRITY;
+				zone_options &= ~DNS_ZONEOPT_CHECKSIBLING;
+				docheckmx = true;
+				docheckns = true;
+				dochecksrv = true;
+			} else if (ARGCMP("local")) {
+				zone_options |= DNS_ZONEOPT_CHECKINTEGRITY;
+				zone_options |= DNS_ZONEOPT_CHECKSIBLING;
+				docheckmx = false;
+				docheckns = false;
+				dochecksrv = false;
+			} else if (ARGCMP("local-sibling")) {
+				zone_options |= DNS_ZONEOPT_CHECKINTEGRITY;
+				zone_options &= ~DNS_ZONEOPT_CHECKSIBLING;
+				docheckmx = false;
+				docheckns = false;
+				dochecksrv = false;
+			} else if (ARGCMP("none")) {
+				zone_options &= ~DNS_ZONEOPT_CHECKINTEGRITY;
+				zone_options &= ~DNS_ZONEOPT_CHECKSIBLING;
+				docheckmx = false;
+				docheckns = false;
+				dochecksrv = false;
+			} else {
+				fprintf(stderr, "invalid argument to -i: %s\n",
+					isc_commandline_argument);
+				exit(1);
+			}
+			break;
+
+		case 'f':
+			inputformatstr = isc_commandline_argument;
+			break;
+
+		case 'F':
+			outputformatstr = isc_commandline_argument;
+			break;
+
+		case 'j':
+			nomerge = false;
+			break;
+
+		case 'J':
+			journal = isc_commandline_argument;
+			nomerge = false;
+			break;
+
+		case 'k':
+			if (ARGCMP("warn")) {
+				zone_options |= DNS_ZONEOPT_CHECKNAMES;
+				zone_options &= ~DNS_ZONEOPT_CHECKNAMESFAIL;
+			} else if (ARGCMP("fail")) {
+				zone_options |= DNS_ZONEOPT_CHECKNAMES |
+						DNS_ZONEOPT_CHECKNAMESFAIL;
+			} else if (ARGCMP("ignore")) {
+				zone_options &= ~(DNS_ZONEOPT_CHECKNAMES |
+						  DNS_ZONEOPT_CHECKNAMESFAIL);
+			} else {
+				fprintf(stderr, "invalid argument to -k: %s\n",
+					isc_commandline_argument);
+				exit(1);
+			}
+			break;
+
+		case 'L':
+			snset = true;
+			endp = NULL;
+			serialnum = strtol(isc_commandline_argument, &endp, 0);
+			if (*endp != '\0') {
+				fprintf(stderr, "source serial number "
+						"must be numeric");
+				exit(1);
+			}
+			break;
+
+		case 'l':
+			zone_options |= DNS_ZONEOPT_CHECKTTL;
+			endp = NULL;
+			maxttl = strtol(isc_commandline_argument, &endp, 0);
+			if (*endp != '\0') {
+				fprintf(stderr, "maximum TTL "
+						"must be numeric");
+				exit(1);
+			}
+			break;
+
+		case 'n':
+			if (ARGCMP("ignore")) {
+				zone_options &= ~(DNS_ZONEOPT_CHECKNS |
+						  DNS_ZONEOPT_FATALNS);
+			} else if (ARGCMP("warn")) {
+				zone_options |= DNS_ZONEOPT_CHECKNS;
+				zone_options &= ~DNS_ZONEOPT_FATALNS;
+			} else if (ARGCMP("fail")) {
+				zone_options |= DNS_ZONEOPT_CHECKNS |
+						DNS_ZONEOPT_FATALNS;
+			} else {
+				fprintf(stderr, "invalid argument to -n: %s\n",
+					isc_commandline_argument);
+				exit(1);
+			}
+			break;
+
+		case 'm':
+			if (ARGCMP("warn")) {
+				zone_options |= DNS_ZONEOPT_CHECKMX;
+				zone_options &= ~DNS_ZONEOPT_CHECKMXFAIL;
+			} else if (ARGCMP("fail")) {
+				zone_options |= DNS_ZONEOPT_CHECKMX |
+						DNS_ZONEOPT_CHECKMXFAIL;
+			} else if (ARGCMP("ignore")) {
+				zone_options &= ~(DNS_ZONEOPT_CHECKMX |
+						  DNS_ZONEOPT_CHECKMXFAIL);
+			} else {
+				fprintf(stderr, "invalid argument to -m: %s\n",
+					isc_commandline_argument);
+				exit(1);
+			}
+			break;
+
+		case 'o':
+			output_filename = isc_commandline_argument;
+			break;
+
+		case 'q':
+			quiet++;
+			break;
+
+		case 'r':
+			if (ARGCMP("warn")) {
+				zone_options |= DNS_ZONEOPT_CHECKDUPRR;
+				zone_options &= ~DNS_ZONEOPT_CHECKDUPRRFAIL;
+			} else if (ARGCMP("fail")) {
+				zone_options |= DNS_ZONEOPT_CHECKDUPRR |
+						DNS_ZONEOPT_CHECKDUPRRFAIL;
+			} else if (ARGCMP("ignore")) {
+				zone_options &= ~(DNS_ZONEOPT_CHECKDUPRR |
+						  DNS_ZONEOPT_CHECKDUPRRFAIL);
+			} else {
+				fprintf(stderr, "invalid argument to -r: %s\n",
+					isc_commandline_argument);
+				exit(1);
+			}
+			break;
+
+		case 's':
+			if (ARGCMP("full")) {
+				outputstyle = &dns_master_style_full;
+			} else if (ARGCMP("relative")) {
+				outputstyle = &dns_master_style_default;
+			} else {
+				fprintf(stderr,
+					"unknown or unsupported style: %s\n",
+					isc_commandline_argument);
+				exit(1);
+			}
+			break;
+
+		case 't':
+			result = isc_dir_chroot(isc_commandline_argument);
+			if (result != ISC_R_SUCCESS) {
+				fprintf(stderr, "isc_dir_chroot: %s: %s\n",
+					isc_commandline_argument,
+					isc_result_totext(result));
+				exit(1);
+			}
+			break;
+
+		case 'v':
+			printf("%s\n", PACKAGE_VERSION);
+			exit(0);
+
+		case 'w':
+			workdir = isc_commandline_argument;
+			break;
+
+		case 'D':
+			dumpzone++;
+			break;
+
+		case 'M':
+			if (ARGCMP("fail")) {
+				zone_options &= ~DNS_ZONEOPT_WARNMXCNAME;
+				zone_options &= ~DNS_ZONEOPT_IGNOREMXCNAME;
+			} else if (ARGCMP("warn")) {
+				zone_options |= DNS_ZONEOPT_WARNMXCNAME;
+				zone_options &= ~DNS_ZONEOPT_IGNOREMXCNAME;
+			} else if (ARGCMP("ignore")) {
+				zone_options |= DNS_ZONEOPT_WARNMXCNAME;
+				zone_options |= DNS_ZONEOPT_IGNOREMXCNAME;
+			} else {
+				fprintf(stderr, "invalid argument to -M: %s\n",
+					isc_commandline_argument);
+				exit(1);
+			}
+			break;
+
+		case 'S':
+			if (ARGCMP("fail")) {
+				zone_options &= ~DNS_ZONEOPT_WARNSRVCNAME;
+				zone_options &= ~DNS_ZONEOPT_IGNORESRVCNAME;
+			} else if (ARGCMP("warn")) {
+				zone_options |= DNS_ZONEOPT_WARNSRVCNAME;
+				zone_options &= ~DNS_ZONEOPT_IGNORESRVCNAME;
+			} else if (ARGCMP("ignore")) {
+				zone_options |= DNS_ZONEOPT_WARNSRVCNAME;
+				zone_options |= DNS_ZONEOPT_IGNORESRVCNAME;
+			} else {
+				fprintf(stderr, "invalid argument to -S: %s\n",
+					isc_commandline_argument);
+				exit(1);
+			}
+			break;
+
+		case 'T':
+			if (ARGCMP("warn")) {
+				zone_options |= DNS_ZONEOPT_CHECKSPF;
+			} else if (ARGCMP("ignore")) {
+				zone_options &= ~DNS_ZONEOPT_CHECKSPF;
+			} else {
+				fprintf(stderr, "invalid argument to -T: %s\n",
+					isc_commandline_argument);
+				exit(1);
+			}
+			break;
+
+		case 'W':
+			if (ARGCMP("warn")) {
+				zone_options |= DNS_ZONEOPT_CHECKWILDCARD;
+			} else if (ARGCMP("ignore")) {
+				zone_options &= ~DNS_ZONEOPT_CHECKWILDCARD;
+			}
+			break;
+
+		case '?':
+			if (isc_commandline_option != '?') {
+				fprintf(stderr, "%s: invalid argument -%c\n",
+					prog_name, isc_commandline_option);
+			}
+			FALLTHROUGH;
+		case 'h':
+			usage();
+
+		default:
+			fprintf(stderr, "%s: unhandled option -%c\n", prog_name,
+				isc_commandline_option);
+			exit(1);
+		}
+	}
+
+	if (workdir != NULL) {
+		result = isc_dir_chdir(workdir);
+		if (result != ISC_R_SUCCESS) {
+			fprintf(stderr, "isc_dir_chdir: %s: %s\n", workdir,
+				isc_result_totext(result));
+			exit(1);
+		}
+	}
+
+	if (inputformatstr != NULL) {
+		if (strcasecmp(inputformatstr, "text") == 0) {
+			inputformat = dns_masterformat_text;
+		} else if (strcasecmp(inputformatstr, "raw") == 0) {
+			inputformat = dns_masterformat_raw;
+		} else if (strncasecmp(inputformatstr, "raw=", 4) == 0) {
+			inputformat = dns_masterformat_raw;
+			fprintf(stderr, "WARNING: input format raw, version "
+					"ignored\n");
+		} else {
+			fprintf(stderr, "unknown file format: %s\n",
+				inputformatstr);
+			exit(1);
+		}
+	}
+
+	if (outputformatstr != NULL) {
+		if (strcasecmp(outputformatstr, "text") == 0) {
+			outputformat = dns_masterformat_text;
+		} else if (strcasecmp(outputformatstr, "raw") == 0) {
+			outputformat = dns_masterformat_raw;
+		} else if (strncasecmp(outputformatstr, "raw=", 4) == 0) {
+			char *end;
+
+			outputformat = dns_masterformat_raw;
+			rawversion = strtol(outputformatstr + 4, &end, 10);
+			if (end == outputformatstr + 4 || *end != '\0' ||
+			    rawversion > 1U)
+			{
+				fprintf(stderr, "unknown raw format version\n");
+				exit(1);
+			}
+		} else {
+			fprintf(stderr, "unknown file format: %s\n",
+				outputformatstr);
+			exit(1);
+		}
+	}
+
+	if (progmode == progmode_compile) {
+		dumpzone = 1; /* always dump */
+		logdump = !quiet;
+		if (output_filename == NULL) {
+			fprintf(stderr, "output file required, but not "
+					"specified\n");
+			usage();
+		}
+	}
+
+	if (output_filename != NULL) {
+		dumpzone = 1;
+	}
+
+	/*
+	 * If we are printing to stdout then send the informational
+	 * output to stderr.
+	 */
+	if (dumpzone &&
+	    (output_filename == NULL || strcmp(output_filename, "-") == 0 ||
+	     strcmp(output_filename, "/dev/fd/1") == 0 ||
+	     strcmp(output_filename, "/dev/stdout") == 0))
+	{
+		errout = stderr;
+		logdump = false;
+	}
+
+	if (argc - isc_commandline_index < 1 ||
+	    argc - isc_commandline_index > 2)
+	{
+		usage();
+	}
+
+	isc_mem_create(&mctx);
+	if (!quiet) {
+		RUNTIME_CHECK(setup_logging(mctx, errout, &lctx) ==
+			      ISC_R_SUCCESS);
+	}
+
+	origin = argv[isc_commandline_index++];
+
+	if (isc_commandline_index == argc) {
+		/* "-" will be interpreted as stdin */
+		filename = "-";
+	} else {
+		filename = argv[isc_commandline_index];
+	}
+
+	isc_commandline_index++;
+
+	result = load_zone(mctx, origin, filename, inputformat, classname,
+			   maxttl, &zone);
+
+	if (snset) {
+		dns_master_initrawheader(&header);
+		header.flags = DNS_MASTERRAW_SOURCESERIALSET;
+		header.sourceserial = serialnum;
+		dns_zone_setrawdata(zone, &header);
+	}
+
+	if (result == ISC_R_SUCCESS && dumpzone) {
+		if (logdump) {
+			fprintf(errout, "dump zone to %s...", output_filename);
+			fflush(errout);
+		}
+		result = dump_zone(origin, zone, output_filename, outputformat,
+				   outputstyle, rawversion);
+		if (logdump) {
+			fprintf(errout, "done\n");
+		}
+	}
+
+	if (!quiet && result == ISC_R_SUCCESS) {
+		fprintf(errout, "OK\n");
+	}
+	destroy();
+	if (lctx != NULL) {
+		isc_log_destroy(&lctx);
+	}
+	isc_mem_destroy(&mctx);
+
+	return ((result == ISC_R_SUCCESS) ? 0 : 1);
+}