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/* Gearman server and library
* Copyright (C) 2008 Brian Aker, Eric Day
* All rights reserved.
*
* Use and distribution licensed under the BSD license. See
* the COPYING file in the parent directory for full text.
*/
/**
* @file
* @brief Example Client Using Callbacks
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <libgearman/gearman.h>
#define REVERSE_TASKS 10
static gearman_return_t created(gearman_task_st *task);
static gearman_return_t data(gearman_task_st *task);
static gearman_return_t status(gearman_task_st *task);
static gearman_return_t complete(gearman_task_st *task);
static gearman_return_t fail(gearman_task_st *task);
static void usage(char *name);
int main(int argc, char *argv[])
{
int c;
char *host= NULL;
in_port_t port= 0;
gearman_return_t ret;
gearman_client_st client;
gearman_task_st task[REVERSE_TASKS];
uint32_t x;
while ((c = getopt(argc, argv, "h:p:")) != -1)
{
switch(c)
{
case 'h':
host= optarg;
break;
case 'p':
port= (in_port_t)atoi(optarg);
break;
default:
usage(argv[0]);
exit(1);
}
}
if(argc != (optind + 1))
{
usage(argv[0]);
exit(1);
}
if (gearman_client_create(&client) == NULL)
{
fprintf(stderr, "Memory allocation failure on client creation\n");
exit(1);
}
ret= gearman_client_add_server(&client, host, port);
if (ret != GEARMAN_SUCCESS)
{
fprintf(stderr, "%s\n", gearman_client_error(&client));
exit(1);
}
for (x= 0; x < REVERSE_TASKS; x++)
{
if (gearman_client_add_task(&client, &(task[x]), NULL, "reverse", NULL,
(void *)argv[optind],
(size_t)strlen(argv[optind]), &ret) == NULL ||
ret != GEARMAN_SUCCESS)
{
fprintf(stderr, "%s\n", gearman_client_error(&client));
exit(1);
}
}
gearman_client_set_created_fn(&client, created);
gearman_client_set_data_fn(&client, data);
gearman_client_set_status_fn(&client, status);
gearman_client_set_complete_fn(&client, complete);
gearman_client_set_fail_fn(&client, fail);
ret= gearman_client_run_tasks(&client);
if (ret != GEARMAN_SUCCESS)
{
fprintf(stderr, "%s\n", gearman_client_error(&client));
exit(1);
}
gearman_client_free(&client);
return 0;
}
static gearman_return_t created(gearman_task_st *task)
{
printf("Created: %s\n", gearman_task_job_handle(task));
return GEARMAN_SUCCESS;
}
static gearman_return_t data(gearman_task_st *task)
{
printf("Data: %s %.*s\n", gearman_task_job_handle(task),
(int)gearman_task_data_size(task), (char *)gearman_task_data(task));
return GEARMAN_SUCCESS;
}
static gearman_return_t status(gearman_task_st *task)
{
printf("Status: %s (%u/%u)\n", gearman_task_job_handle(task),
gearman_task_numerator(task), gearman_task_denominator(task));
return GEARMAN_SUCCESS;
}
static gearman_return_t complete(gearman_task_st *task)
{
printf("Completed: %s %.*s\n", gearman_task_job_handle(task),
(int)gearman_task_data_size(task), (char *)gearman_task_data(task));
return GEARMAN_SUCCESS;
}
static gearman_return_t fail(gearman_task_st *task)
{
printf("Failed: %s\n", gearman_task_job_handle(task));
return GEARMAN_SUCCESS;
}
static void usage(char *name)
{
printf("\nusage: %s [-h <host>] [-p <port>] <string>\n", name);
printf("\t-h <host> - job server host\n");
printf("\t-p <port> - job server port\n");
}
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