James Peach created TS-4420:
-------------------------------
Summary: crash on downed API parent
Key: TS-4420
URL: https://issues.apache.org/jira/browse/TS-4420
Project: Traffic Server
Issue Type: Bug
Components: Parent Proxy, TS API
Reporter: James Peach
If you use the API to set the parent proxy and that parent proxy is down,
Traffic Server crashes trying to mark the parent as downed:
{crash}
#0 0x0000000000548a2a in ParentConfigParams::markParentDown (this=0x111c650,
result=0x7fffe4b0dc00) at ParentSelection.h:331
331 ink_release_assert(result->rec->selection_strategy != NULL);
(gdb) p result
$2 = (ParentResult *) 0x7fffe4b0dc00
(gdb) p *result
$3 = {result = PARENT_SPECIFIED, hostname = 0x7ffff7e29c19 "127.0.0.1", port =
10891, retry = false, line_number = -1, rec = 0xeeeeffff, last_parent = 0,
start_parent = 0, wrap_around = false, last_lookup = 0}
(gdb) bt
#0 0x0000000000548a2a in ParentConfigParams::markParentDown (this=0x111c650,
result=0x7fffe4b0dc00) at ParentSelection.h:331
#1 0x000000000060d8d9 in HttpTransact::handle_response_from_parent
(s=0x7fffe4b0d278) at HttpTransact.cc:3584
#2 0x000000000060ca3d in HttpTransact::HandleResponse (s=0x7fffe4b0d278) at
HttpTransact.cc:3363
#3 0x00000000005ee54c in HttpSM::call_transact_and_set_next_state
(this=0x7fffe4b0d200, f=0x60c322
<HttpTransact::HandleResponse(HttpTransact::State*)>)
at HttpSM.cc:7019
#4 0x00000000005e83d2 in HttpSM::handle_server_setup_error
(this=0x7fffe4b0d200, event=104, data=0x7fffdc018b20) at HttpSM.cc:5417
#5 0x00000000005da452 in HttpSM::state_read_server_response_header
(this=0x7fffe4b0d200, event=104, data=0x7fffdc018b20) at HttpSM.cc:1862
#6 0x00000000005dd19f in HttpSM::main_handler (this=0x7fffe4b0d200, event=104,
data=0x7fffdc018b20) at HttpSM.cc:2600
{crash}
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