VNFs/DPPD-PROX/quit.h

   1 /*
   2 // Copyright (c) 2010-2017 Intel Corporation
   3 //
   4 // Licensed under the Apache License, Version 2.0 (the "License");
   5 // you may not use this file except in compliance with the License.
   6 // You may obtain a copy of the License at
   7 //
   8 //     http://www.apache.org/licenses/LICENSE-2.0
   9 //
  10 // Unless required by applicable law or agreed to in writing, software
  11 // distributed under the License is distributed on an "AS IS" BASIS,
  12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13 // See the License for the specific language governing permissions and
  14 // limitations under the License.
  15 */
  16
  17 #ifndef _QUIT_H_
  18 #define _QUIT_H_
  19
  20 #include <signal.h>
  21 #include <sys/types.h>
  22 #include <unistd.h>
  23
  24 #include <rte_debug.h>
  25
  26 #include "display.h"
  27 #include "prox_cfg.h"
  28 #include "log.h"
  29
  30 /* PROX_PANIC for checks that are possibly hit due to configuration or
  31    when feature is not implemented. */
  32 /* Restore tty and abort if there is a problem */
  33 #define PROX_PANIC(cond, ...) do {                                      \
  34                 if (cond) {                                             \
  35                         plog_info(__VA_ARGS__);                         \
  36                         display_end();                                  \
  37                         plog_end();                                     \
  38                         plog_info(__VA_ARGS__);                         \
  39                         if (prox_cfg.flags & DSF_DAEMON) {              \
  40                                 pid_t ppid = getppid();                 \
  41                                 plog_info("sending SIGUSR2 to %d\n", ppid);\
  42                                 kill(ppid, SIGUSR2);                    \
  43                         }                                               \
  44                         rte_panic("PANIC at %s:%u, callstack:\n",       \
  45                                   __FILE__, __LINE__);                  \
  46                 }                                                       \
  47         } while (0)
  48
  49 #endif /* _QUIT_H_ */