src/ipc/main.c

	main.c revision 83942ac160cdfb922c3a2f29ddfae2a13ebf8b5d
/* Copyright (c) 2011 Dovecot authors, see the included COPYING file */

#include "lib.h"
#include "restrict-access.h"
#include "master-service.h"
#include "master-service-settings.h"
#include "ipc-group.h"
#include "ipc-connection.h"
#include "client.h"

static bool ipc_socket_is_client(int listen_fd)
{
    const char *path, *name;

    if (net_getunixname(listen_fd, &path) < 0) {
        if (errno != ENOTSOCK)
            i_fatal("getunixname(%d) failed: %m", listen_fd);
        /* not a UNIX socket. let's just assume it's a client. */
        return TRUE;
    }

    name = strrchr(path, '/');
    if (name == NULL)
        name = path;
    else
        name++;
    return strcmp(name, "ipc") == 0;
}

static void client_connected(struct master_service_connection *conn)
{
    master_service_client_connection_accept(conn);

    if (ipc_socket_is_client(conn->listen_fd))
        (void)client_create(conn->fd);
    else
        (void)ipc_connection_create(conn->listen_fd, conn->fd);
}

int main(int argc, char *argv[])
{
    const enum master_service_flags service_flags =
        MASTER_SERVICE_FLAG_UPDATE_PROCTITLE;
    const char *error;

    master_service = master_service_init("ipc", service_flags,
                         &argc, &argv, NULL);
    if (master_getopt(master_service) > 0)
        return FATAL_DEFAULT;
    if (master_service_settings_read_simple(master_service,
                        NULL, &error) < 0)
        i_fatal("Error reading configuration: %s", error);
    master_service_init_log(master_service, "ipc: ");

    restrict_access_by_env(NULL, FALSE);
    restrict_access_allow_coredumps(TRUE);
    master_service_init_finish(master_service);
    ipc_groups_init();

    master_service_run(master_service, client_connected);

    clients_destroy_all();
    ipc_groups_deinit();
    master_service_deinit(&master_service);
        return 0;
}