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Code Issues Releases Wiki Activity

3971. [bug] Reduce the cascasding failures due to a bad $TTL line

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in named-checkconf / named-checkzone. [RT #37138]
This commit is contained in:
Mark Andrews
2014-10-05 08:29:34 +11:00
parent 39fb5f2a5d
commit c81d56c03e
3 changed files with 44 additions and 7 deletions
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25
lib/dns/master.c
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@@ -221,7 +221,7 @@ task_send(dns_loadctx_t *lctx);
static void
loadctx_destroy(dns_loadctx_t *lctx);
#define GETTOKEN(lexer, options, token, eol) \
#define GETTOKENERR(lexer, options, token, eol, err) \
do { \
result = gettoken(lexer, options, token, eol, callbacks); \
switch (result) { \
@@ -234,6 +234,7 @@ loadctx_destroy(dns_loadctx_t *lctx);
SETRESULT(lctx, result); \
LOGIT(result); \
read_till_eol = ISC_TRUE; \
err \
goto next_line; \
} else \
goto log_and_cleanup; \
@@ -249,6 +250,8 @@ loadctx_destroy(dns_loadctx_t *lctx);
goto log_and_cleanup; \
} \
} while (0)
#define GETTOKEN(lexer, options, token, eol) \
GETTOKENERR(lexer, options, token, eol, )
#define COMMITALL \
do { \
@@ -389,13 +392,19 @@ gettoken(isc_lex_t *lex, unsigned int options, isc_token_t *token,
if (eol != ISC_TRUE)
if (token->type == isc_tokentype_eol ||
token->type == isc_tokentype_eof) {
unsigned long int line;
const char *what;
const char *file;
file = isc_lex_getsourcename(lex);
line = isc_lex_getsourceline(lex);
if (token->type == isc_tokentype_eol) {
line--;
what = "line";
} else
what = "file";
(*callbacks->error)(callbacks,
"dns_master_load: %s:%lu: unexpected end of %s",
isc_lex_getsourcename(lex),
isc_lex_getsourceline(lex),
(token->type ==
isc_tokentype_eol) ?
"line" : "file");
file, line, what);
return (ISC_R_UNEXPECTEDEND);
}
return (ISC_R_SUCCESS);
@@ -1152,7 +1161,9 @@ load_text(dns_loadctx_t *lctx) {
finish_origin = ISC_TRUE;
} else if (strcasecmp(DNS_AS_STR(token),
"$TTL") == 0) {
GETTOKEN(lctx->lex, 0, &token, ISC_FALSE);
GETTOKENERR(lctx->lex, 0, &token, ISC_FALSE,
lctx->ttl = 0;
lctx->default_ttl_known = ISC_TRUE;);
result =
dns_ttl_fromtext(&token.value.as_textregion,
&lctx->ttl);