Merge "Mtce: Improve non-blocking http request dispatch"

This commit is contained in:
Zuul 2018-09-11 14:25:35 +00:00 committed by Gerrit Code Review
commit 0e9b4a9b2f
5 changed files with 93 additions and 38 deletions

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@ -1,3 +1,3 @@
SRC_DIR="cgts-mtce-common-1.0"
TIS_PATCH_VER=137
TIS_PATCH_VER=138
BUILD_IS_SLOW=5

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@ -112,6 +112,7 @@
#define FIT_CODE__LOCK_HOST (31)
#define FIT_CODE__FORCE_LOCK_HOST (32)
#define FIT_CODE__UNLOCK_HOST (33)
#define FIT_CODE__FAIL_SWACT (34)
#define FIT_CODE__FM_SET_ALARM (40)
#define FIT_CODE__FM_GET_ALARM (41)

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@ -1344,8 +1344,8 @@ int daemon_load_fit ( void )
{
daemon_log_value ( "/var/run/fit/fithits", "hits =", __fit_info.hits );
daemon_remove_file ( "/var/run/fit/fitdone" );
daemon_rename_file ( FIT__INFO_FILEPATH, FIT__INFO_FILENAME, FIT__INFO_FILENAME_RENAMED );
}
daemon_rename_file ( FIT__INFO_FILEPATH, FIT__INFO_FILENAME, FIT__INFO_FILENAME_RENAMED );
#endif
return (PASS);

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@ -451,7 +451,7 @@ int mtcHttpUtil_status ( libEvent & event )
}
default:
{
hlog3 ("%s Status: %d\n", event.hostname.c_str(), event.status );
wlog ("%s Status: %d\n", event.hostname.c_str(), event.status );
rc = event.status ;
break;
}
@ -476,7 +476,7 @@ int mtcHttpUtil_status ( libEvent & event )
int mtcHttpUtil_api_request ( libEvent & event )
{
http_headers_type hdrs ;
http_headers_type hdrs ;
int hdr_entry = 0 ;
int rc = FAIL ;
void(*handler)(struct evhttp_request *, void *) = NULL ;
@ -868,10 +868,47 @@ int mtcHttpUtil_api_request ( libEvent & event )
hlog ("%s Dispatched (to:%d)\n", event.log_prefix.c_str(), event.timeout);
}
/* TODO: Set a command timer to free up the resources
* and deal with the error if the handler never runs */
/*
* non-blocking event_base_loop can return ...
*
* 0 - command complete ; data available
* 1 - command dispatched but not complete ; no data available
* -1 - error in dispatch ; check errno
*
*/
event.active = true ;
return (event_base_loop(event.base, EVLOOP_NONBLOCK));
rc = event_base_loop(event.base, EVLOOP_NONBLOCK);
#ifdef WANT_FIT_TESTING
string value = "" ;
if ( daemon_want_fit ( FIT_CODE__FAIL_SWACT, event.hostname, "query", value ))
{
if ( value == "-1" )
rc = -1 ;
else
rc = atoi(value.data());
}
#endif
if (( rc == 0 ) || // Dispatched and done with Data ready
( rc == 1 )) // Dispatched but no response yet
{
if (( event.request == SMGR_QUERY_SWACT ) ||
( event.request == SMGR_START_SWACT ))
{
ilog ("%s dispatched%s\n",
event.log_prefix.c_str(),
rc ? "" : " ; data ready" );
}
rc = PASS ;
}
else
{
elog ("%s command dispatch failed (%d)\n",
event.log_prefix.c_str(), errno );
event.active = false ;
rc = FAIL_REQUEST ;
}
return (rc);
}
else
{

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@ -58,6 +58,8 @@ void nodeLinkClass::mtcSmgrApi_handler ( struct evhttp_request *req, void *arg )
mtcSmgrApi_handler_out:
mtcHttpUtil_log_event ( smgrEvent );
if ( smgrEvent.blocking == true )
{
mtcHttpUtil_free_conn ( smgrEvent );
@ -120,6 +122,15 @@ int nodeLinkClass::mtcSmgrApi_request ( struct nodeLinkClass::node * node_ptr, m
elog ("%s failed to allocate libEvent memory (%d)\n", node_ptr->hostname.c_str(), rc );
return (rc);
}
#ifdef WANT_FIT_TESTING
string value = "" ;
if ( daemon_want_fit ( FIT_CODE__FAIL_SWACT, node_ptr->hostname, "port", value ))
{
smgrEvent.port = atoi(value.data());
}
#endif
/* Set the common context of this new operation */
smgrEvent.status = RETRY ;
smgrEvent.hostname = node_ptr->hostname ;
@ -143,7 +154,13 @@ int nodeLinkClass::mtcSmgrApi_request ( struct nodeLinkClass::node * node_ptr, m
ilog ("%s sending 'query services' request to HA Service Manager\n",
smgrEvent.hostname.c_str());
return ( mtcHttpUtil_api_request ( smgrEvent )) ;
rc = mtcHttpUtil_api_request ( smgrEvent ) ;
if ( rc )
{
elog ("%s mtcHttpUtil_api_request (rc:%d)\n",
node_ptr->hostname.c_str(), rc );
}
return ( rc ) ;
}
else if ( operation == CONTROLLER_SWACT )
{