ATF_TC_BODY(lex, tc) {
isc_mem_t *mctx = NULL;
isc_result_t result;
isc_lex_t *lex = NULL;
isc_buffer_t death_buf;
isc_token_t token;
unsigned char death[] = { EOF, 'A' };
UNUSED(tc);
result = isc_mem_create(0, 0, &mctx);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
result = isc_lex_create(mctx, 1024, &lex);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
isc_buffer_init(&death_buf, &death[0], sizeof(death));
isc_buffer_add(&death_buf, sizeof(death));
result = isc_lex_openbuffer(lex, &death_buf);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
result = isc_lex_gettoken(lex, 0, &token);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
}
static void
parse_rdata(isc_mem_t *mctx, char **cmdlinep, dns_rdataclass_t rdataclass,
dns_rdatatype_t rdatatype, dns_rdata_t *rdata)
{
char *cmdline = *cmdlinep;
isc_buffer_t source, *buf = NULL, *newbuf = NULL;
isc_region_t r;
isc_lex_t *lex = NULL;
dns_rdatacallbacks_t callbacks;
isc_result_t result;
while (cmdline != NULL && *cmdline != 0 &&
isspace((unsigned char)*cmdline))
cmdline++;
if (cmdline != NULL && *cmdline != 0) {
dns_rdatacallbacks_init(&callbacks);
result = isc_lex_create(mctx, strlen(cmdline), &lex);
check_result(result, "isc_lex_create");
isc_buffer_init(&source, cmdline, strlen(cmdline));
isc_buffer_add(&source, strlen(cmdline));
result = isc_lex_openbuffer(lex, &source);
check_result(result, "isc_lex_openbuffer");
result = isc_buffer_allocate(mctx, &buf, MAXWIRE);
check_result(result, "isc_buffer_allocate");
result = dns_rdata_fromtext(rdata, rdataclass, rdatatype, lex,
dns_rootname, 0, mctx, buf,
&callbacks);
isc_lex_destroy(&lex);
if (result == ISC_R_SUCCESS) {
isc_buffer_usedregion(buf, &r);
result = isc_buffer_allocate(mctx, &newbuf, r.length);
check_result(result, "isc_buffer_allocate");
isc_buffer_putmem(newbuf, r.base, r.length);
isc_buffer_usedregion(newbuf, &r);
dns_rdata_reset(rdata);
dns_rdata_fromregion(rdata, rdataclass, rdatatype, &r);
isc_buffer_free(&buf);
ISC_LIST_APPEND(usedbuffers, newbuf, link);
} else {
fprintf(stderr, "invalid rdata format: %s\n",
isc_result_totext(result));
isc_buffer_free(&buf);
exit(1);
}
} else {
rdata->flags = DNS_RDATA_UPDATE;
}
*cmdlinep = cmdline;
}
ATF_TC_BODY(lex_setline, tc) {
isc_mem_t *mctx = NULL;
isc_result_t result;
isc_lex_t *lex = NULL;
unsigned char text[] = "text\nto\nbe\nprocessed\nby\nlexer";
isc_buffer_t buf;
isc_token_t token;
unsigned long line;
int i;
UNUSED(tc);
result = isc_mem_create(0, 0, &mctx);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
result = isc_lex_create(mctx, 1024, &lex);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
isc_buffer_init(&buf, &text[0], sizeof(text));
isc_buffer_add(&buf, sizeof(text));
result = isc_lex_openbuffer(lex, &buf);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
result = isc_lex_setsourceline(lex, 100);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
for (i = 0; i < 6; i++) {
result = isc_lex_gettoken(lex, 0, &token);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
line = isc_lex_getsourceline(lex);
ATF_REQUIRE_EQ(line, 100U + i);
}
result = isc_lex_gettoken(lex, 0, &token);
ATF_REQUIRE_EQ(result, ISC_R_EOF);
line = isc_lex_getsourceline(lex);
ATF_REQUIRE_EQ(line, 105U);
}
isc_result_t
dst_key_privatefrombuffer(dst_key_t *key, isc_buffer_t *buffer) {
isc_lex_t *lex = NULL;
isc_result_t result = ISC_R_SUCCESS;
REQUIRE(dst_initialized == ISC_TRUE);
REQUIRE(VALID_KEY(key));
REQUIRE(!dst_key_isprivate(key));
REQUIRE(buffer != NULL);
if (key->func->parse == NULL)
RETERR(DST_R_UNSUPPORTEDALG);
RETERR(isc_lex_create(key->mctx, 1500, &lex));
RETERR(isc_lex_openbuffer(lex, buffer));
RETERR(key->func->parse(key, lex, NULL));
out:
if (lex != NULL)
isc_lex_destroy(&lex);
return (result);
}
ATF_TC_BODY(csync, tc) {
struct {
const char *data;
isc_boolean_t ok;
} text_data[] = {
{ "", ISC_FALSE },
{ "0", ISC_FALSE },
{ "0 0", ISC_TRUE },
{ "0 0 A", ISC_TRUE },
{ "0 0 NS", ISC_TRUE },
{ "0 0 AAAA", ISC_TRUE },
{ "0 0 A AAAA", ISC_TRUE },
{ "0 0 A NS AAAA", ISC_TRUE },
{ "0 0 A NS AAAA BOGUS", ISC_FALSE },
{ NULL, ISC_FALSE },
};
struct {
unsigned char data[64];
size_t len;
isc_boolean_t ok;
} wire_data[] = {
/* short */
{ { 0x00 }, 0, ISC_FALSE },
/* short */
{ { 0x00 }, 1, ISC_FALSE },
/* short */
{ { 0x00, 0x00 }, 2, ISC_FALSE },
/* short */
{ { 0x00, 0x00, 0x00 }, 3, ISC_FALSE },
/* short */
{ { 0x00, 0x00, 0x00, 0x00 }, 4, ISC_FALSE },
/* short */
{ { 0x00, 0x00, 0x00, 0x00, 0x00 }, 5, ISC_FALSE },
/* serial + flags only */
{ { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, 6, ISC_TRUE },
/* bad type map */
{ { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }, 7, ISC_FALSE },
/* bad type map */
{ { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 },
8, ISC_FALSE },
/* good type map */
{ { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x02 },
9, ISC_TRUE }
};
unsigned char buf1[1024];
unsigned char buf2[1024];
isc_buffer_t source, target1, target2;
isc_result_t result;
size_t i;
dns_rdataclass_t rdclass = dns_rdataclass_in;
dns_rdatatype_t type = dns_rdatatype_csync;
isc_lex_t *lex = NULL;
dns_rdatacallbacks_t callbacks;
dns_rdata_csync_t csync;
dns_decompress_t dctx;
UNUSED(tc);
result = dns_test_begin(NULL, ISC_FALSE);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
result = isc_lex_create(mctx, 64, &lex);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
dns_rdatacallbacks_init(&callbacks);
callbacks.error = error_callback;
callbacks.warn = warn_callback;
for (i = 0; text_data[i].data != NULL; i++) {
size_t length = strlen(text_data[i].data);
isc_buffer_constinit(&source, text_data[i].data, length);
isc_buffer_add(&source, length);
result = isc_lex_openbuffer(lex, &source);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
isc_buffer_init(&target1, buf1, sizeof(buf1));
result = dns_rdata_fromtext(NULL, rdclass, type, lex,
dns_rootname, 0, NULL, &target1,
&callbacks);
if (text_data[i].ok)
ATF_CHECK_EQ(result, ISC_R_SUCCESS);
else
ATF_CHECK(result != ISC_R_SUCCESS);
}
isc_lex_destroy(&lex);
for (i = 0; i < sizeof(wire_data)/sizeof(wire_data[0]); i++) {
dns_rdata_t rdata = DNS_RDATA_INIT;
isc_buffer_init(&source, wire_data[i].data, wire_data[i].len);
isc_buffer_add(&source, wire_data[i].len);
isc_buffer_setactive(&source, wire_data[i].len);
isc_buffer_init(&target1, buf1, sizeof(buf1));
dns_decompress_init(&dctx, -1, DNS_DECOMPRESS_ANY);
result = dns_rdata_fromwire(&rdata, rdclass, type, &source,
&dctx, 0, &target1);
dns_decompress_invalidate(&dctx);
if (wire_data[i].ok)
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
else
ATF_REQUIRE(result != ISC_R_SUCCESS);
if (result != ISC_R_SUCCESS)
continue;
result = dns_rdata_tostruct(&rdata, &csync, NULL);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
isc_buffer_init(&target2, buf2, sizeof(buf2));
dns_rdata_reset(&rdata);
result = dns_rdata_fromstruct(&rdata, rdclass, type,
&csync, &target2);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
ATF_REQUIRE_EQ(isc_buffer_usedlength(&target2),
wire_data[i].len);
ATF_REQUIRE_EQ(memcmp(buf2, wire_data[i].data,
wire_data[i].len), 0);
}
}
int
main(int argc, char *argv[]) {
isc_token_t token;
isc_result_t result;
int c;
unsigned int options = 0;
dns_rdatatype_t rdtype;
dns_rdataclass_t rdclass;
char text[256*1024];
char data[64*1024];
isc_buffer_t tbuf;
isc_buffer_t dbuf;
dns_rdata_t rdata = DNS_RDATA_INIT;
isc_boolean_t doexit = ISC_FALSE;
isc_boolean_t once = ISC_FALSE;
isc_boolean_t print = ISC_FALSE;
isc_boolean_t unknown = ISC_FALSE;
unsigned int t;
char *origin = NULL;
dns_fixedname_t fixed;
dns_name_t *name = NULL;
while ((c = isc_commandline_parse(argc, argv, "ho:puCPT")) != -1) {
switch (c) {
case 'o':
origin = isc_commandline_argument;
break;
case 'p':
print = ISC_TRUE;
break;
case 'u':
unknown = ISC_TRUE;
break;
case 'C':
for (t = 1; t <= 0xfeffu; t++) {
if (dns_rdataclass_ismeta(t))
continue;
dns_rdataclass_format(t, text, sizeof(text));
if (strncmp(text, "CLASS", 4) != 0)
fprintf(stdout, "%s\n", text);
}
exit(0);
case 'P':
for (t = 0xff00; t <= 0xfffeu; t++) {
if (dns_rdatatype_ismeta(t))
continue;
dns_rdatatype_format(t, text, sizeof(text));
if (strncmp(text, "TYPE", 4) != 0)
fprintf(stdout, "%s\n", text);
}
doexit = ISC_TRUE;
break;
case 'T':
for (t = 1; t <= 0xfeffu; t++) {
if (dns_rdatatype_ismeta(t))
continue;
dns_rdatatype_format(t, text, sizeof(text));
if (strncmp(text, "TYPE", 4) != 0)
fprintf(stdout, "%s\n", text);
}
doexit = ISC_TRUE;
break;
case '?':
case 'h':
/* Does not return. */
usage();
default:
fprintf(stderr, "%s: unhandled option -%c\n",
argv[0], isc_commandline_option);
exit(1);
}
}
if (doexit)
exit(0);
RUNTIME_CHECK(isc_mem_create(0, 0, &mctx) == ISC_R_SUCCESS);
RUNTIME_CHECK(isc_lex_create(mctx, 256, &lex) == ISC_R_SUCCESS);
/*
* Set up to lex DNS master file.
*/
specials['('] = 1;
specials[')'] = 1;
specials['"'] = 1;
isc_lex_setspecials(lex, specials);
options = ISC_LEXOPT_EOL;
isc_lex_setcomments(lex, ISC_LEXCOMMENT_DNSMASTERFILE);
RUNTIME_CHECK(isc_lex_openstream(lex, stdin) == ISC_R_SUCCESS);
if (origin != NULL) {
dns_fixedname_init(&fixed);
name = dns_fixedname_name(&fixed);
result = dns_name_fromstring(name, origin, 0, NULL);
if (result != ISC_R_SUCCESS) {
fatal("dns_name_fromstring: %s",
dns_result_totext(result));
}
}
while ((result = isc_lex_gettoken(lex, options | ISC_LEXOPT_NUMBER,
&token)) == ISC_R_SUCCESS) {
if (token.type == isc_tokentype_eof)
break;
if (token.type == isc_tokentype_eol)
continue;
if (once) {
fatal("extra data");
}
/*
* Get class.
*/
if (token.type == isc_tokentype_number) {
rdclass = (dns_rdataclass_t) token.value.as_ulong;
if (token.value.as_ulong > 0xffffu) {
fatal("class value too big %lu",
token.value.as_ulong);
}
if (dns_rdataclass_ismeta(rdclass)) {
fatal("class %lu is a meta value",
token.value.as_ulong);
}
} else if (token.type == isc_tokentype_string) {
result = dns_rdataclass_fromtext(&rdclass,
&token.value.as_textregion);
if (result != ISC_R_SUCCESS) {
fatal("dns_rdataclass_fromtext: %s",
dns_result_totext(result));
}
if (dns_rdataclass_ismeta(rdclass)) {
fatal("class %.*s(%d) is a meta value",
(int)token.value.as_textregion.length,
token.value.as_textregion.base, rdclass);
}
} else {
fatal("unexpected token %u", token.type);
}
result = isc_lex_gettoken(lex, options | ISC_LEXOPT_NUMBER,
&token);
if (result != ISC_R_SUCCESS)
break;
if (token.type == isc_tokentype_eol)
continue;
if (token.type == isc_tokentype_eof)
break;
/*
* Get type.
*/
if (token.type == isc_tokentype_number) {
rdtype = (dns_rdatatype_t) token.value.as_ulong;
if (token.value.as_ulong > 0xffffu) {
fatal("type value too big %lu",
token.value.as_ulong);
}
if (dns_rdatatype_ismeta(rdtype)) {
fatal("type %lu is a meta value",
token.value.as_ulong);
}
} else if (token.type == isc_tokentype_string) {
result = dns_rdatatype_fromtext(&rdtype,
&token.value.as_textregion);
if (result != ISC_R_SUCCESS) {
fatal("dns_rdatatype_fromtext: %s",
dns_result_totext(result));
}
if (dns_rdatatype_ismeta(rdtype)) {
fatal("type %.*s(%d) is a meta value",
(int)token.value.as_textregion.length,
token.value.as_textregion.base, rdtype);
}
} else {
fatal("unexpected token %u", token.type);
}
isc_buffer_init(&dbuf, data, sizeof(data));
result = dns_rdata_fromtext(&rdata, rdclass, rdtype, lex,
name, 0, mctx, &dbuf, NULL);
if (result != ISC_R_SUCCESS) {
fatal("dns_rdata_fromtext: %s",
dns_result_totext(result));
}
once = ISC_TRUE;
}
if (result != ISC_R_EOF) {
fatal("eof not found");
}
if (!once) {
fatal("no records found");
}
if (print) {
isc_buffer_init(&tbuf, text, sizeof(text));
result = dns_rdataclass_totext(rdclass, &tbuf);
if (result != ISC_R_SUCCESS) {
fatal("dns_rdataclass_totext: %s",
dns_result_totext(result));
}
isc_buffer_putstr(&tbuf, "\t");
result = dns_rdatatype_totext(rdtype, &tbuf);
if (result != ISC_R_SUCCESS) {
fatal("dns_rdatatype_totext: %s",
dns_result_totext(result));
}
isc_buffer_putstr(&tbuf, "\t");
result = dns_rdata_totext(&rdata, NULL, &tbuf);
if (result != ISC_R_SUCCESS) {
fatal("dns_rdata_totext: %s",
dns_result_totext(result));
}
printf("%.*s\n", (int)tbuf.used, (char*)tbuf.base);
fflush(stdout);
}
if (unknown) {
isc_buffer_init(&tbuf, text, sizeof(text));
result = dns_rdataclass_tounknowntext(rdclass, &tbuf);
if (result != ISC_R_SUCCESS) {
fatal("dns_rdataclass_tounknowntext: %s",
dns_result_totext(result));
}
isc_buffer_putstr(&tbuf, "\t");
result = dns_rdatatype_tounknowntext(rdtype, &tbuf);
if (result != ISC_R_SUCCESS) {
fatal("dns_rdatatype_tounknowntext: %s",
dns_result_totext(result));
}
isc_buffer_putstr(&tbuf, "\t");
result = dns_rdata_tofmttext(&rdata, NULL,
DNS_STYLEFLAG_UNKNOWNFORMAT,
0, 0, "", &tbuf);
if (result != ISC_R_SUCCESS) {
fatal("dns_rdata_tofmttext: %sn",
dns_result_totext(result));
}
printf("%.*s\n", (int)tbuf.used, (char*)tbuf.base);
fflush(stdout);
}
isc_lex_close(lex);
isc_lex_destroy(&lex);
isc_mem_destroy(&mctx);
return (0);
}
int
main(int argc, char *argv[]) {
isc_token_t token;
isc_result_t result;
int quiet = 0;
int c;
int stats = 0;
unsigned int options = 0;
dns_rdatatype_t type;
dns_rdataclass_t class;
dns_rdatatype_t lasttype = 0;
char outbuf[16*1024];
char inbuf[16*1024];
char wirebuf[16*1024];
char viabuf[16*1024];
isc_buffer_t dbuf;
isc_buffer_t tbuf;
isc_buffer_t wbuf;
dns_rdata_t rdata = DNS_RDATA_INIT;
dns_rdata_t last = DNS_RDATA_INIT;
int need_eol = 0;
int wire = 0;
dns_compress_t cctx;
dns_decompress_t dctx;
int trunc = 0;
int add = 0;
int len;
int zero = 0;
int debug = 0;
isc_region_t region;
int first = 1;
int raw = 0;
int tostruct = 0;
while ((c = isc_commandline_parse(argc, argv, "dqswtarzS")) != -1) {
switch (c) {
case 'd':
debug = 1;
quiet = 0;
break;
case 'q':
quiet = 1;
debug = 0;
break;
case 's':
stats = 1;
break;
case 'w':
wire = 1;
break;
case 't':
trunc = 1;
break;
case 'a':
add = 1;
break;
case 'z':
zero = 1;
break;
case 'r':
raw++;
break;
case 'S':
tostruct++;
break;
}
}
memset(&dctx, 0, sizeof(dctx));
dctx.allowed = DNS_COMPRESS_ALL;
RUNTIME_CHECK(isc_mem_create(0, 0, &mctx) == ISC_R_SUCCESS);
RUNTIME_CHECK(isc_lex_create(mctx, 256, &lex) == ISC_R_SUCCESS);
/*
* Set up to lex DNS master file.
*/
specials['('] = 1;
specials[')'] = 1;
specials['"'] = 1;
isc_lex_setspecials(lex, specials);
options = ISC_LEXOPT_EOL;
isc_lex_setcomments(lex, ISC_LEXCOMMENT_DNSMASTERFILE);
RUNTIME_CHECK(isc_lex_openstream(lex, stdin) == ISC_R_SUCCESS);
dns_rdata_init(&last);
while ((result = isc_lex_gettoken(lex, options | ISC_LEXOPT_NUMBER,
&token)) == ISC_R_SUCCESS) {
if (debug) fprintf(stdout, "token.type = %d\n", token.type);
if (need_eol) {
if (token.type == isc_tokentype_eol)
need_eol = 0;
continue;
}
if (token.type == isc_tokentype_eof)
break;
/*
* Get type.
*/
if (token.type == isc_tokentype_number) {
type = token.value.as_ulong;
isc_buffer_init(&tbuf, outbuf, sizeof(outbuf));
result = dns_rdatatype_totext(type, &tbuf);
if (result != ISC_R_SUCCESS) {
fprintf(stdout,
"dns_rdatatype_totext "
"returned %s(%d)\n",
dns_result_totext(result), result);
fflush(stdout);
need_eol = 1;
continue;
}
fprintf(stdout, "type = %.*s(%d)\n",
(int)tbuf.used, (char*)tbuf.base, type);
} else if (token.type == isc_tokentype_string) {
result = dns_rdatatype_fromtext(&type,
&token.value.as_textregion);
if (result != ISC_R_SUCCESS) {
fprintf(stdout,
"dns_rdatatype_fromtext "
"returned %s(%d)\n",
dns_result_totext(result), result);
fflush(stdout);
need_eol = 1;
continue;
}
fprintf(stdout, "type = %.*s(%d)\n",
(int)token.value.as_textregion.length,
token.value.as_textregion.base, type);
} else
continue;
result = isc_lex_gettoken(lex, options | ISC_LEXOPT_NUMBER,
&token);
if (result != ISC_R_SUCCESS)
break;
if (token.type == isc_tokentype_eol)
continue;
if (token.type == isc_tokentype_eof)
break;
if (token.type == isc_tokentype_number) {
class = token.value.as_ulong;
isc_buffer_init(&tbuf, outbuf, sizeof(outbuf));
result = dns_rdatatype_totext(class, &tbuf);
if (result != ISC_R_SUCCESS) {
fprintf(stdout, "dns_rdatatype_totext "
"returned %s(%d)\n",
dns_result_totext(result), result);
fflush(stdout);
need_eol = 1;
continue;
}
fprintf(stdout, "class = %.*s(%d)\n",
(int)tbuf.used, (char*)tbuf.base, class);
} else if (token.type == isc_tokentype_string) {
result = dns_rdataclass_fromtext(&class,
&token.value.as_textregion);
if (result != ISC_R_SUCCESS) {
fprintf(stdout, "dns_rdataclass_fromtext "
"returned %s(%d)\n",
dns_result_totext(result), result);
fflush(stdout);
need_eol = 1;
continue;
}
fprintf(stdout, "class = %.*s(%d)\n",
(int)token.value.as_textregion.length,
token.value.as_textregion.base, class);
} else
isc_result_t
dst_key_fromnamedfile(const char *filename, const char *dirname,
int type, isc_mem_t *mctx, dst_key_t **keyp)
{
isc_result_t result;
dst_key_t *pubkey = NULL, *key = NULL;
char *newfilename = NULL;
int newfilenamelen = 0;
isc_lex_t *lex = NULL;
REQUIRE(dst_initialized == ISC_TRUE);
REQUIRE(filename != NULL);
REQUIRE((type & (DST_TYPE_PRIVATE | DST_TYPE_PUBLIC)) != 0);
REQUIRE(mctx != NULL);
REQUIRE(keyp != NULL && *keyp == NULL);
/* If an absolute path is specified, don't use the key directory */
#ifndef WIN32
if (filename[0] == '/')
dirname = NULL;
#else /* WIN32 */
if (filename[0] == '/' || filename[0] == '\\')
dirname = NULL;
#endif
newfilenamelen = strlen(filename) + 5;
if (dirname != NULL)
newfilenamelen += strlen(dirname) + 1;
newfilename = isc_mem_get(mctx, newfilenamelen);
if (newfilename == NULL)
return (ISC_R_NOMEMORY);
result = addsuffix(newfilename, newfilenamelen,
dirname, filename, ".key");
INSIST(result == ISC_R_SUCCESS);
result = dst_key_read_public(newfilename, type, mctx, &pubkey);
isc_mem_put(mctx, newfilename, newfilenamelen);
newfilename = NULL;
RETERR(result);
if ((type & (DST_TYPE_PRIVATE | DST_TYPE_PUBLIC)) == DST_TYPE_PUBLIC ||
(pubkey->key_flags & DNS_KEYFLAG_TYPEMASK) == DNS_KEYTYPE_NOKEY) {
result = computeid(pubkey);
if (result != ISC_R_SUCCESS) {
dst_key_free(&pubkey);
return (result);
}
*keyp = pubkey;
return (ISC_R_SUCCESS);
}
result = algorithm_status(pubkey->key_alg);
if (result != ISC_R_SUCCESS) {
dst_key_free(&pubkey);
return (result);
}
key = get_key_struct(pubkey->key_name, pubkey->key_alg,
pubkey->key_flags, pubkey->key_proto, 0,
pubkey->key_class, pubkey->key_ttl, mctx);
if (key == NULL) {
dst_key_free(&pubkey);
return (ISC_R_NOMEMORY);
}
if (key->func->parse == NULL)
RETERR(DST_R_UNSUPPORTEDALG);
newfilenamelen = strlen(filename) + 9;
if (dirname != NULL)
newfilenamelen += strlen(dirname) + 1;
newfilename = isc_mem_get(mctx, newfilenamelen);
if (newfilename == NULL)
RETERR(ISC_R_NOMEMORY);
result = addsuffix(newfilename, newfilenamelen,
dirname, filename, ".private");
INSIST(result == ISC_R_SUCCESS);
RETERR(isc_lex_create(mctx, 1500, &lex));
RETERR(isc_lex_openfile(lex, newfilename));
isc_mem_put(mctx, newfilename, newfilenamelen);
RETERR(key->func->parse(key, lex, pubkey));
isc_lex_destroy(&lex);
RETERR(computeid(key));
if (pubkey->key_id != key->key_id)
RETERR(DST_R_INVALIDPRIVATEKEY);
dst_key_free(&pubkey);
*keyp = key;
return (ISC_R_SUCCESS);
out:
if (pubkey != NULL)
dst_key_free(&pubkey);
if (newfilename != NULL)
isc_mem_put(mctx, newfilename, newfilenamelen);
if (lex != NULL)
isc_lex_destroy(&lex);
if (key != NULL)
dst_key_free(&key);
return (result);
}
/*%
* Reads a public key from disk
*/
isc_result_t
dst_key_read_public(const char *filename, int type,
isc_mem_t *mctx, dst_key_t **keyp)
{
u_char rdatabuf[DST_KEY_MAXSIZE];
isc_buffer_t b;
dns_fixedname_t name;
isc_lex_t *lex = NULL;
isc_token_t token;
isc_result_t ret;
dns_rdata_t rdata = DNS_RDATA_INIT;
unsigned int opt = ISC_LEXOPT_DNSMULTILINE;
dns_rdataclass_t rdclass = dns_rdataclass_in;
isc_lexspecials_t specials;
isc_uint32_t ttl = 0;
isc_result_t result;
dns_rdatatype_t keytype;
/*
* Open the file and read its formatted contents
* File format:
* domain.name [ttl] [class] [KEY|DNSKEY] <flags> <protocol> <algorithm> <key>
*/
/* 1500 should be large enough for any key */
ret = isc_lex_create(mctx, 1500, &lex);
if (ret != ISC_R_SUCCESS)
goto cleanup;
memset(specials, 0, sizeof(specials));
specials['('] = 1;
specials[')'] = 1;
specials['"'] = 1;
isc_lex_setspecials(lex, specials);
isc_lex_setcomments(lex, ISC_LEXCOMMENT_DNSMASTERFILE);
ret = isc_lex_openfile(lex, filename);
if (ret != ISC_R_SUCCESS)
goto cleanup;
#define NEXTTOKEN(lex, opt, token) { \
ret = isc_lex_gettoken(lex, opt, token); \
if (ret != ISC_R_SUCCESS) \
goto cleanup; \
}
#define BADTOKEN() { \
ret = ISC_R_UNEXPECTEDTOKEN; \
goto cleanup; \
}
/* Read the domain name */
NEXTTOKEN(lex, opt, &token);
if (token.type != isc_tokentype_string)
BADTOKEN();
/*
* We don't support "@" in .key files.
*/
if (!strcmp(DST_AS_STR(token), "@"))
BADTOKEN();
dns_fixedname_init(&name);
isc_buffer_init(&b, DST_AS_STR(token), strlen(DST_AS_STR(token)));
isc_buffer_add(&b, strlen(DST_AS_STR(token)));
ret = dns_name_fromtext(dns_fixedname_name(&name), &b, dns_rootname,
0, NULL);
if (ret != ISC_R_SUCCESS)
goto cleanup;
/* Read the next word: either TTL, class, or 'KEY' */
NEXTTOKEN(lex, opt, &token);
if (token.type != isc_tokentype_string)
BADTOKEN();
/* If it's a TTL, read the next one */
result = dns_ttl_fromtext(&token.value.as_textregion, &ttl);
if (result == ISC_R_SUCCESS)
NEXTTOKEN(lex, opt, &token);
if (token.type != isc_tokentype_string)
BADTOKEN();
ret = dns_rdataclass_fromtext(&rdclass, &token.value.as_textregion);
if (ret == ISC_R_SUCCESS)
NEXTTOKEN(lex, opt, &token);
if (token.type != isc_tokentype_string)
BADTOKEN();
if (strcasecmp(DST_AS_STR(token), "DNSKEY") == 0)
keytype = dns_rdatatype_dnskey;
else if (strcasecmp(DST_AS_STR(token), "KEY") == 0)
keytype = dns_rdatatype_key; /*%< SIG(0), TKEY */
else
BADTOKEN();
if (((type & DST_TYPE_KEY) != 0 && keytype != dns_rdatatype_key) ||
((type & DST_TYPE_KEY) == 0 && keytype != dns_rdatatype_dnskey)) {
ret = DST_R_BADKEYTYPE;
goto cleanup;
}
isc_buffer_init(&b, rdatabuf, sizeof(rdatabuf));
ret = dns_rdata_fromtext(&rdata, rdclass, keytype, lex, NULL,
ISC_FALSE, mctx, &b, NULL);
if (ret != ISC_R_SUCCESS)
goto cleanup;
ret = dst_key_fromdns(dns_fixedname_name(&name), rdclass, &b, mctx,
keyp);
if (ret != ISC_R_SUCCESS)
goto cleanup;
dst_key_setttl(*keyp, ttl);
cleanup:
if (lex != NULL)
isc_lex_destroy(&lex);
return (ret);
}
int
main(int argc, char *argv[]) {
isc_token_t token;
isc_result_t result;
int quiet = 0;
int c;
int masterfile = 1;
int stats = 0;
unsigned int options = 0;
int done = 0;
while ((c = isc_commandline_parse(argc, argv, "qmcs")) != -1) {
switch (c) {
case 'q':
quiet = 1;
break;
case 'm':
masterfile = 1;
break;
case 'c':
masterfile = 0;
break;
case 's':
stats = 1;
break;
}
}
RUNTIME_CHECK(isc_mem_create(0, 0, &mctx) == ISC_R_SUCCESS);
RUNTIME_CHECK(isc_lex_create(mctx, 256, &lex) == ISC_R_SUCCESS);
if (masterfile) {
/* Set up to lex DNS master file. */
specials['('] = 1;
specials[')'] = 1;
specials['"'] = 1;
isc_lex_setspecials(lex, specials);
options = ISC_LEXOPT_DNSMULTILINE | ISC_LEXOPT_ESCAPE |
ISC_LEXOPT_EOF |
ISC_LEXOPT_QSTRING | ISC_LEXOPT_NOMORE;
isc_lex_setcomments(lex, ISC_LEXCOMMENT_DNSMASTERFILE);
} else {
/* Set up to lex DNS config file. */
specials['{'] = 1;
specials['}'] = 1;
specials[';'] = 1;
specials['/'] = 1;
specials['"'] = 1;
specials['!'] = 1;
specials['*'] = 1;
isc_lex_setspecials(lex, specials);
options = ISC_LEXOPT_EOF |
ISC_LEXOPT_QSTRING |
ISC_LEXOPT_NUMBER | ISC_LEXOPT_NOMORE;
isc_lex_setcomments(lex, (ISC_LEXCOMMENT_C|
ISC_LEXCOMMENT_CPLUSPLUS|
ISC_LEXCOMMENT_SHELL));
}
RUNTIME_CHECK(isc_lex_openstream(lex, stdin) == ISC_R_SUCCESS);
while ((result = isc_lex_gettoken(lex, options, &token)) ==
ISC_R_SUCCESS && !done) {
if (!quiet) {
char *name = isc_lex_getsourcename(lex);
print_token(&token, stdout);
printf(" line = %lu file = %s\n",
isc_lex_getsourceline(lex),
(name == NULL) ? "<none>" : name);
}
if (token.type == isc_tokentype_eof)
isc_lex_close(lex);
if (token.type == isc_tokentype_nomore)
done = 1;
}
if (result != ISC_R_SUCCESS)
printf("Result: %s\n", isc_result_totext(result));
isc_lex_close(lex);
isc_lex_destroy(&lex);
if (!quiet && stats)
isc_mem_stats(mctx, stdout);
isc_mem_destroy(&mctx);
return (0);
}
/*%
* This function is called to process the incoming command
* when a control channel message is received.
*/
isc_result_t
named_control_docommand(isccc_sexpr_t *message, isc_boolean_t readonly,
isc_buffer_t **text)
{
isccc_sexpr_t *data;
char *cmdline = NULL;
char *command = NULL;
isc_result_t result;
int log_level;
isc_buffer_t src;
isc_lex_t *lex = NULL;
#ifdef HAVE_LIBSCF
named_smf_want_disable = 0;
#endif
data = isccc_alist_lookup(message, "_data");
if (!isccc_alist_alistp(data)) {
/*
* No data section.
*/
return (ISC_R_FAILURE);
}
result = isccc_cc_lookupstring(data, "type", &cmdline);
if (result != ISC_R_SUCCESS) {
/*
* We have no idea what this is.
*/
return (result);
}
result = isc_lex_create(named_g_mctx, strlen(cmdline), &lex);
if (result != ISC_R_SUCCESS)
return (result);
isc_buffer_init(&src, cmdline, strlen(cmdline));
isc_buffer_add(&src, strlen(cmdline));
result = isc_lex_openbuffer(lex, &src);
if (result != ISC_R_SUCCESS)
goto cleanup;
result = getcommand(lex, &command);
if (result != ISC_R_SUCCESS)
goto cleanup;
/*
* Compare the 'command' parameter against all known control commands.
*/
if (command_compare(command, NAMED_COMMAND_NULL) ||
command_compare(command, NAMED_COMMAND_STATUS))
{
log_level = ISC_LOG_DEBUG(1);
} else {
log_level = ISC_LOG_INFO;
}
/*
* If this listener should have read-only access, reject
* restricted commands here. rndc nta is handled specially
* below.
*/
if (readonly &&
!command_compare(command, NAMED_COMMAND_NTA) &&
!command_compare(command, NAMED_COMMAND_NULL) &&
!command_compare(command, NAMED_COMMAND_STATUS) &&
!command_compare(command, NAMED_COMMAND_SHOWZONE) &&
!command_compare(command, NAMED_COMMAND_TESTGEN) &&
!command_compare(command, NAMED_COMMAND_ZONESTATUS))
{
isc_log_write(named_g_lctx, NAMED_LOGCATEGORY_GENERAL,
NAMED_LOGMODULE_CONTROL, log_level,
"rejecting restricted control channel "
"command '%s'", cmdline);
result = ISC_R_FAILURE;
goto cleanup;
}
isc_log_write(named_g_lctx, NAMED_LOGCATEGORY_GENERAL,
NAMED_LOGMODULE_CONTROL, log_level,
"received control channel command '%s'",
cmdline);
if (command_compare(command, NAMED_COMMAND_RELOAD)) {
result = named_server_reloadcommand(named_g_server, lex, text);
} else if (command_compare(command, NAMED_COMMAND_RECONFIG)) {
result = named_server_reconfigcommand(named_g_server);
} else if (command_compare(command, NAMED_COMMAND_REFRESH)) {
result = named_server_refreshcommand(named_g_server, lex, text);
} else if (command_compare(command, NAMED_COMMAND_RETRANSFER)) {
result = named_server_retransfercommand(named_g_server,
lex, text);
} else if (command_compare(command, NAMED_COMMAND_HALT)) {
#ifdef HAVE_LIBSCF
/*
* If we are managed by smf(5), AND in chroot, then
* we cannot connect to the smf repository, so just
* return with an appropriate message back to rndc.
*/
if (named_smf_got_instance == 1 && named_smf_chroot == 1) {
result = named_smf_add_message(text);
goto cleanup;
}
/*
* If we are managed by smf(5) but not in chroot,
* try to disable ourselves the smf way.
*/
if (named_smf_got_instance == 1 && named_smf_chroot == 0)
named_smf_want_disable = 1;
/*
* If named_smf_got_instance = 0, named_smf_chroot
* is not relevant and we fall through to
* isc_app_shutdown below.
*/
#endif
/* Do not flush master files */
named_server_flushonshutdown(named_g_server, ISC_FALSE);
named_os_shutdownmsg(cmdline, *text);
isc_app_shutdown();
result = ISC_R_SUCCESS;
} else if (command_compare(command, NAMED_COMMAND_STOP)) {
/*
* "stop" is the same as "halt" except it does
* flush master files.
*/
#ifdef HAVE_LIBSCF
if (named_smf_got_instance == 1 && named_smf_chroot == 1) {
result = named_smf_add_message(text);
goto cleanup;
}
if (named_smf_got_instance == 1 && named_smf_chroot == 0)
named_smf_want_disable = 1;
#endif
named_server_flushonshutdown(named_g_server, ISC_TRUE);
named_os_shutdownmsg(cmdline, *text);
isc_app_shutdown();
result = ISC_R_SUCCESS;
} else if (command_compare(command, NAMED_COMMAND_DUMPSTATS)) {
result = named_server_dumpstats(named_g_server);
} else if (command_compare(command, NAMED_COMMAND_QUERYLOG)) {
result = named_server_togglequerylog(named_g_server, lex);
} else if (command_compare(command, NAMED_COMMAND_DUMPDB)) {
named_server_dumpdb(named_g_server, lex, text);
result = ISC_R_SUCCESS;
} else if (command_compare(command, NAMED_COMMAND_SECROOTS)) {
result = named_server_dumpsecroots(named_g_server, lex, text);
} else if (command_compare(command, NAMED_COMMAND_TRACE)) {
result = named_server_setdebuglevel(named_g_server, lex);
} else if (command_compare(command, NAMED_COMMAND_NOTRACE)) {
named_g_debuglevel = 0;
isc_log_setdebuglevel(named_g_lctx, named_g_debuglevel);
result = ISC_R_SUCCESS;
} else if (command_compare(command, NAMED_COMMAND_FLUSH)) {
result = named_server_flushcache(named_g_server, lex);
} else if (command_compare(command, NAMED_COMMAND_FLUSHNAME)) {
result = named_server_flushnode(named_g_server, lex, ISC_FALSE);
} else if (command_compare(command, NAMED_COMMAND_FLUSHTREE)) {
result = named_server_flushnode(named_g_server, lex, ISC_TRUE);
} else if (command_compare(command, NAMED_COMMAND_STATUS)) {
result = named_server_status(named_g_server, text);
} else if (command_compare(command, NAMED_COMMAND_TSIGLIST)) {
result = named_server_tsiglist(named_g_server, text);
} else if (command_compare(command, NAMED_COMMAND_TSIGDELETE)) {
result = named_server_tsigdelete(named_g_server, lex, text);
} else if (command_compare(command, NAMED_COMMAND_FREEZE)) {
result = named_server_freeze(named_g_server, ISC_TRUE, lex,
text);
} else if (command_compare(command, NAMED_COMMAND_UNFREEZE) ||
command_compare(command, NAMED_COMMAND_THAW)) {
result = named_server_freeze(named_g_server, ISC_FALSE, lex,
text);
} else if (command_compare(command, NAMED_COMMAND_SCAN)) {
result = ISC_R_SUCCESS;
named_server_scan_interfaces(named_g_server);
} else if (command_compare(command, NAMED_COMMAND_SYNC)) {
result = named_server_sync(named_g_server, lex, text);
} else if (command_compare(command, NAMED_COMMAND_RECURSING)) {
result = named_server_dumprecursing(named_g_server);
} else if (command_compare(command, NAMED_COMMAND_TIMERPOKE)) {
result = ISC_R_SUCCESS;
isc_timermgr_poke(named_g_timermgr);
} else if (command_compare(command, NAMED_COMMAND_NULL)) {
result = ISC_R_SUCCESS;
} else if (command_compare(command, NAMED_COMMAND_NOTIFY)) {
result = named_server_notifycommand(named_g_server, lex, text);
} else if (command_compare(command, NAMED_COMMAND_VALIDATION)) {
result = named_server_validation(named_g_server, lex, text);
} else if (command_compare(command, NAMED_COMMAND_SIGN) ||
command_compare(command, NAMED_COMMAND_LOADKEYS)) {
result = named_server_rekey(named_g_server, lex, text);
} else if (command_compare(command, NAMED_COMMAND_ADDZONE) ||
command_compare(command, NAMED_COMMAND_MODZONE)) {
result = named_server_changezone(named_g_server, cmdline, text);
} else if (command_compare(command, NAMED_COMMAND_DELZONE)) {
result = named_server_delzone(named_g_server, lex, text);
} else if (command_compare(command, NAMED_COMMAND_SHOWZONE)) {
result = named_server_showzone(named_g_server, lex, text);
} else if (command_compare(command, NAMED_COMMAND_SIGNING)) {
result = named_server_signing(named_g_server, lex, text);
} else if (command_compare(command, NAMED_COMMAND_ZONESTATUS)) {
result = named_server_zonestatus(named_g_server, lex, text);
} else if (command_compare(command, NAMED_COMMAND_NTA)) {
result = named_server_nta(named_g_server, lex, readonly, text);
} else if (command_compare(command, NAMED_COMMAND_TESTGEN)) {
result = named_server_testgen(lex, text);
} else if (command_compare(command, NAMED_COMMAND_MKEYS)) {
result = named_server_mkeys(named_g_server, lex, text);
} else if (command_compare(command, NAMED_COMMAND_DNSTAP) ||
command_compare(command, NAMED_COMMAND_DNSTAPREOPEN)) {
result = named_server_dnstap(named_g_server, lex, text);
} else if (command_compare(command, NAMED_COMMAND_TCPTIMEOUTS)) {
result = named_server_tcptimeouts(lex, text);
} else if (command_compare(command, NAMED_COMMAND_SERVESTALE)) {
result = named_server_servestale(named_g_server, lex, text);
} else {
isc_log_write(named_g_lctx, NAMED_LOGCATEGORY_GENERAL,
NAMED_LOGMODULE_CONTROL, ISC_LOG_WARNING,
"unknown control channel command '%s'",
command);
result = DNS_R_UNKNOWNCOMMAND;
}
cleanup:
if (lex != NULL)
isc_lex_destroy(&lex);
return (result);
}
isc_result_t
dst_key_fromnamedfile(const char *filename, int type, isc_mem_t *mctx,
dst_key_t **keyp)
{
isc_result_t result;
dst_key_t *pubkey = NULL, *key = NULL;
dns_keytag_t id;
char *newfilename = NULL;
int newfilenamelen = 0;
isc_lex_t *lex = NULL;
REQUIRE(dst_initialized == ISC_TRUE);
REQUIRE(filename != NULL);
REQUIRE((type & (DST_TYPE_PRIVATE | DST_TYPE_PUBLIC)) != 0);
REQUIRE(mctx != NULL);
REQUIRE(keyp != NULL && *keyp == NULL);
newfilenamelen = strlen(filename) + 5;
newfilename = isc_mem_get(mctx, newfilenamelen);
if (newfilename == NULL)
return (ISC_R_NOMEMORY);
result = addsuffix(newfilename, newfilenamelen, filename, ".key");
INSIST(result == ISC_R_SUCCESS);
result = dst_key_read_public(newfilename, type, mctx, &pubkey);
isc_mem_put(mctx, newfilename, newfilenamelen);
newfilename = NULL;
if (result != ISC_R_SUCCESS)
return (result);
if ((type & (DST_TYPE_PRIVATE | DST_TYPE_PUBLIC)) == DST_TYPE_PUBLIC ||
(pubkey->key_flags & DNS_KEYFLAG_TYPEMASK) == DNS_KEYTYPE_NOKEY)
{
result = computeid(pubkey);
if (result != ISC_R_SUCCESS) {
dst_key_free(&pubkey);
return (result);
}
*keyp = pubkey;
return (ISC_R_SUCCESS);
}
result = algorithm_status(pubkey->key_alg);
if (result != ISC_R_SUCCESS) {
dst_key_free(&pubkey);
return (result);
}
key = get_key_struct(pubkey->key_name, pubkey->key_alg,
pubkey->key_flags, pubkey->key_proto, 0,
pubkey->key_class, mctx);
id = pubkey->key_id;
dst_key_free(&pubkey);
if (key == NULL)
return (ISC_R_NOMEMORY);
if (key->func->parse == NULL)
RETERR(DST_R_UNSUPPORTEDALG);
newfilenamelen = strlen(filename) + 9;
newfilename = isc_mem_get(mctx, newfilenamelen);
if (newfilename == NULL)
RETERR(ISC_R_NOMEMORY);
result = addsuffix(newfilename, newfilenamelen, filename, ".private");
INSIST(result == ISC_R_SUCCESS);
RETERR(isc_lex_create(mctx, 1500, &lex));
RETERR(isc_lex_openfile(lex, newfilename));
isc_mem_put(mctx, newfilename, newfilenamelen);
RETERR(key->func->parse(key, lex));
isc_lex_destroy(&lex);
RETERR(computeid(key));
if (id != key->key_id)
RETERR(DST_R_INVALIDPRIVATEKEY);
*keyp = key;
return (ISC_R_SUCCESS);
out:
if (newfilename != NULL)
isc_mem_put(mctx, newfilename, newfilenamelen);
if (lex != NULL)
isc_lex_destroy(&lex);
dst_key_free(&key);
return (result);
}