fpm_worker_pool.c

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    /* (c) 2007,2008 Andrei Nigmatulin */
 
#include "fpm_config.h"
 
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
 
#include "fpm.h"
#include "fpm_worker_pool.h"
#include "fpm_cleanup.h"
#include "fpm_children.h"
#include "fpm_shm.h"
#include "fpm_scoreboard.h"
#include "fpm_conf.h"
#include "fpm_unix.h"
 
struct fpm_worker_pool_s *fpm_worker_all_pools;
 
void fpm_worker_pool_free_limit_extensions(char **limit_extensions) {
    char **ext = limit_extensions;
    while (*ext) {
        free(*ext);
        ext++;
    }
    free(limit_extensions);
}
 
void fpm_worker_pool_free(struct fpm_worker_pool_s *wp) /* {{{ */
{
    if (wp->config) {
        free(wp->config);
    }
    if (wp->user) {
        free(wp->user);
    }
    if (wp->set_user) {
        free(wp->set_user);
    }
    if (wp->home) {
        free(wp->home);
    }
    if (wp->limit_extensions) {
        fpm_worker_pool_free_limit_extensions(wp->limit_extensions);
    }
    fpm_unix_free_socket_permissions(wp);
    free(wp);
}
/* }}} */
 
static void fpm_worker_pool_cleanup(int which, void *arg) /* {{{ */
{
    struct fpm_worker_pool_s *wp, *wp_next;
 
    for (wp = fpm_worker_all_pools; wp; wp = wp_next) {
        wp_next = wp->next;
        fpm_worker_pool_config_free(wp->config);
        fpm_children_free(wp->children);
        if ((which & FPM_CLEANUP_CHILD) == 0 && fpm_globals.parent_pid == getpid()) {
            fpm_scoreboard_free(wp);
        }
        fpm_worker_pool_free(wp);
    }
    fpm_worker_all_pools = NULL;
}
/* }}} */
 
struct fpm_worker_pool_s *fpm_worker_pool_alloc(void)
{
    struct fpm_worker_pool_s *ret;
 
    ret = malloc(sizeof(struct fpm_worker_pool_s));
    if (!ret) {
        return 0;
    }
 
    memset(ret, 0, sizeof(struct fpm_worker_pool_s));
 
    ret->idle_spawn_rate = 1;
    ret->log_fd = -1;
    return ret;
}
 
int fpm_worker_pool_init_main(void)
{
    if (0 > fpm_cleanup_add(FPM_CLEANUP_ALL, fpm_worker_pool_cleanup, 0)) {
        return -1;
    }
    return 0;
}