git.m6w6.name Git - awesomized/libmemcached/blob - tests/server.c

   1 /* LibMemcached
   2  * Copyright (C) 2006-2009 Brian Aker
   3  * All rights reserved.
   4  *
   5  * Use and distribution licensed under the BSD license.  See
   6  * the COPYING file in the parent directory for full text.
   7  *
   8  * Summary:
   9  *
  10  */
  11
  12 /*
  13   Startup, and shutdown the memcached servers.
  14 */
  15
  16 #define TEST_PORT_BASE MEMCACHED_DEFAULT_PORT+10
  17
  18 #include "config.h"
  19
  20 #include <stdio.h>
  21 #include <stdlib.h>
  22 #include <string.h>
  23 #include <time.h>
  24 #include <assert.h>
  25 #include <signal.h>
  26 #include <libmemcached/memcached.h>
  27 #include <libmemcached/util.h>
  28 #include <unistd.h>
  29 #include <sys/time.h>
  30
  31 #include "server.h"
  32
  33 void server_startup(server_startup_st *construct)
  34 {
  35   if ((construct->server_list= getenv("MEMCACHED_SERVERS")))
  36   {
  37     printf("servers %s\n", construct->server_list);
  38     construct->servers= memcached_servers_parse(construct->server_list);
  39     construct->server_list= NULL;
  40     construct->count= 0;
  41   }
  42   else
  43   {
  44     {
  45       char server_string_buffer[8096];
  46       char *end_ptr;
  47       end_ptr= server_string_buffer;
  48
  49       for (uint32_t x= 0; x < construct->count; x++)
  50       {
  51         char buffer[1024]; /* Nothing special for number */
  52         int count;
  53         int status;
  54
  55         sprintf(buffer, "/tmp/%umemc.pid", x);
  56         if (access(buffer, F_OK) == 0)
  57         {
  58           FILE *fp= fopen(buffer, "r");
  59           remove(buffer);
  60
  61           if (fp != NULL)
  62           {
  63             if (fgets(buffer, sizeof(buffer), fp) != NULL)
  64             {
  65               pid_t pid= (pid_t)atoi(buffer);
  66               if (pid != 0)
  67                 kill(pid, SIGTERM);
  68             }
  69
  70             fclose(fp);
  71           }
  72         }
  73
  74         if (x == 0)
  75         {
  76           sprintf(buffer, "%s -d -P /tmp/%umemc.pid -t 1 -p %u -U %u -m 128",
  77                   MEMCACHED_BINARY, x, x + TEST_PORT_BASE, x + TEST_PORT_BASE);
  78         }
  79         else
  80         {
  81           sprintf(buffer, "%s -d -P /tmp/%umemc.pid -t 1 -p %u -U %u",
  82                   MEMCACHED_BINARY, x, x + TEST_PORT_BASE, x + TEST_PORT_BASE);
  83         }
  84         if (libmemcached_util_ping("localhost", (in_port_t)(x + TEST_PORT_BASE), NULL))
  85         {
  86           fprintf(stderr, "Server on port %u already exists\n", x + TEST_PORT_BASE);
  87         }
  88         else
  89         {
  90           status= system(buffer);
  91           fprintf(stderr, "STARTING SERVER: %s  status:%d\n", buffer, status);
  92         }
  93         count= sprintf(end_ptr, "localhost:%u,", x + TEST_PORT_BASE);
  94         end_ptr+= count;
  95       }
  96       *end_ptr= 0;
  97
  98       for (uint32_t x= 0; x < construct->count; x++)
  99       {
 100         uint32_t counter= 3;
 101         char buffer[1024]; /* Nothing special for number */
 102
 103         snprintf(buffer, sizeof(buffer), "/tmp/%umemc.pid", x);
 104
 105         while (--counter)
 106         {
 107           int memcached_pid;
 108
 109           FILE *file;
 110           file= fopen(buffer, "r");
 111           if (file == NULL)
 112           {
 113 #ifndef WIN32
 114             struct timespec req= { .tv_sec= 0, .tv_nsec= 5000 };
 115             nanosleep(&req, NULL);
 116 #endif
 117             continue;
 118           }
 119           char *found= fgets(buffer, sizeof(buffer), file);
 120           if (!found)
 121           {
 122             abort();
 123           }
 124           // Yes, we currently pitch this and don't make use of it.
 125           memcached_pid= atoi(buffer);
 126           fclose(file);
 127         }
 128
 129
 130       }
 131
 132       construct->server_list= strdup(server_string_buffer);
 133     }
 134     printf("servers %s\n", construct->server_list);
 135     construct->servers= memcached_servers_parse(construct->server_list);
 136   }
 137
 138   assert(construct->servers);
 139
 140   srandom((unsigned int)time(NULL));
 141
 142   for (uint32_t x= 0; x < memcached_server_list_count(construct->servers); x++)
 143   {
 144     printf("\t%s : %d\n", memcached_server_name(&construct->servers[x]), memcached_server_port(&construct->servers[x]));
 145     assert(construct->servers[x].fd == -1);
 146     assert(construct->servers[x].cursor_active == 0);
 147   }
 148
 149   printf("\n");
 150 }
 151
 152 void server_shutdown(server_startup_st *construct)
 153 {
 154   if (construct->server_list)
 155   {
 156     for (uint32_t x= 0; x < construct->count; x++)
 157     {
 158       char buffer[1024]; /* Nothing special for number */
 159       sprintf(buffer, "cat /tmp/%umemc.pid | xargs kill", x);
 160       /* We have to check the return value of this or the compiler will yell */
 161       int sys_ret= system(buffer);
 162       assert(sys_ret != -1);
 163       sprintf(buffer, "/tmp/%umemc.pid", x);
 164       unlink(buffer);
 165     }
 166
 167     free(construct->server_list);
 168   }
 169 }