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Separate sys_ctxt for meta queries

This commit is contained in:
Willem Toorop 2017-11-23 12:39:07 +01:00
parent 3e16075563
commit c0a3babe0a
3 changed files with 42 additions and 28 deletions
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32
src/anchor.c
View File

@ -1517,6 +1517,7 @@ void _getdns_start_fetching_ta(getdns_context *context, getdns_eventloop *loop)
char tas_hostname[256];
const char *verify_CA;
const char *verify_email;
getdns_context *sys_ctxt;
if ((r = _getdns_get_tas_url_hostname(context, tas_hostname, NULL))) {
DEBUG_ANCHOR("ERROR %s(): Could not get_tas_url_hostname"
@ -1557,32 +1558,7 @@ void _getdns_start_fetching_ta(getdns_context *context, getdns_eventloop *loop)
DEBUG_ANCHOR("%s on the %ssynchronous loop\n", __FUNC__,
loop == &context->sync_eventloop.loop ? "" : "a");
while (!context->sys_ctxt) { /* Used as breakable if. Never repeats. */
if ((r = getdns_context_create_with_extended_memory_functions(
&context->sys_ctxt, 1, context->mf.mf_arg,
context->mf.mf.ext.malloc, context->mf.mf.ext.realloc,
context->mf.mf.ext.free)))
DEBUG_ANCHOR("Could not create system context: %s\n"
, getdns_get_errorstr_by_id(r));
else if ((r = getdns_context_set_eventloop(
context->sys_ctxt, loop)))
DEBUG_ANCHOR("Could not configure %ssynchronous loop "
"with system context: %s\n"
, ( loop == &context->sync_eventloop.loop
? "" : "a" )
, getdns_get_errorstr_by_id(r));
else if ((r = getdns_context_set_resolution_type(
context->sys_ctxt, GETDNS_RESOLUTION_STUB)))
DEBUG_ANCHOR("Could not configure system context for "
"stub resolver: %s\n"
, getdns_get_errorstr_by_id(r));
else
break;
getdns_context_destroy(context->sys_ctxt);
context->sys_ctxt = NULL;
if (!(sys_ctxt = _getdns_context_get_sys_ctxt(context, loop))) {
DEBUG_ANCHOR("Fatal error fetching trust anchor: "
"missing system context\n");
context->trust_anchors_source = GETDNS_TASRC_FAILED;
@ -1592,7 +1568,7 @@ void _getdns_start_fetching_ta(getdns_context *context, getdns_eventloop *loop)
scheduled = 0;
#if 1
context->a.state = TAS_LOOKUP_ADDRESSES;
if ((r = _getdns_general_loop(context->sys_ctxt, loop,
if ((r = _getdns_general_loop(sys_ctxt, loop,
tas_hostname, GETDNS_RRTYPE_A, NULL, context,
&context->a.req, NULL, _tas_hostname_lookup_cb))) {
DEBUG_ANCHOR("Error scheduling A lookup for %s: %s\n"
@ -1603,7 +1579,7 @@ void _getdns_start_fetching_ta(getdns_context *context, getdns_eventloop *loop)
#if 1
context->aaaa.state = TAS_LOOKUP_ADDRESSES;
if ((r = _getdns_general_loop(context->sys_ctxt, loop,
if ((r = _getdns_general_loop(sys_ctxt, loop,
tas_hostname, GETDNS_RRTYPE_AAAA, NULL, context,
&context->aaaa.req, NULL, _tas_hostname_lookup_cb))) {
DEBUG_ANCHOR("Error scheduling AAAA lookup for %s: %s\n"

35
src/context.c
View File

@ -5048,5 +5048,40 @@ getdns_context_set_appdata_dir(
return GETDNS_RETURN_GOOD;
}
getdns_context *_getdns_context_get_sys_ctxt(
getdns_context *context, getdns_eventloop *loop)
{
getdns_return_t r;
if (context->sys_ctxt)
return context->sys_ctxt;
if ((r = getdns_context_create_with_extended_memory_functions(
&context->sys_ctxt, 1, context->mf.mf_arg,
context->mf.mf.ext.malloc, context->mf.mf.ext.realloc,
context->mf.mf.ext.free)))
DEBUG_ANCHOR("Could not create system context: %s\n"
, getdns_get_errorstr_by_id(r));
else if ((r = getdns_context_set_eventloop(
context->sys_ctxt, loop)))
DEBUG_ANCHOR("Could not configure %ssynchronous loop "
"with system context: %s\n"
, ( loop == &context->sync_eventloop.loop
? "" : "a" )
, getdns_get_errorstr_by_id(r));
else if ((r = getdns_context_set_resolution_type(
context->sys_ctxt, GETDNS_RESOLUTION_STUB)))
DEBUG_ANCHOR("Could not configure system context for "
"stub resolver: %s\n"
, getdns_get_errorstr_by_id(r));
else
return context->sys_ctxt;
getdns_context_destroy(context->sys_ctxt);
context->sys_ctxt = NULL;
return NULL;
}
/* context.c */

3
src/context.h
View File

@ -554,4 +554,7 @@ int _getdns_context_write_priv_file(getdns_context *context,
int _getdns_context_can_write_appdata(getdns_context *context);
getdns_context *_getdns_context_get_sys_ctxt(
getdns_context *context, getdns_eventloop *loop);
#endif /* _GETDNS_CONTEXT_H_ */