src/doveadm/main.c

	main.c revision e60c3e17c656c53da60f0ac51aa15e9ef2742d77
/* Copyright (c) 2005-2017 Dovecot authors, see the included COPYING file */

#include "lib.h"
#include "restrict-access.h"
#include "process-title.h"
#include "master-service.h"
#include "master-service-settings.h"
#include "settings-parser.h"
#include "dict.h"
#include "client-connection.h"
#include "client-connection-private.h"
#include "doveadm-settings.h"
#include "doveadm-dump.h"
#include "doveadm-mail.h"
#include "doveadm-print-private.h"
#include "doveadm-server.h"
#include "ostream.h"

const struct doveadm_print_vfuncs *doveadm_print_vfuncs_all[] = {
    &doveadm_print_server_vfuncs,
    &doveadm_print_json_vfuncs,
    NULL
};

struct client_connection *doveadm_client;
bool doveadm_verbose_proctitle;
int doveadm_exit_code = 0;

static pool_t doveadm_settings_pool;

static void doveadm_die(void)
{
    /* do nothing. doveadm connections should be over soon. */
}

static void client_connected(struct master_service_connection *conn)
{
    if (doveadm_client != NULL) {
        i_error("doveadm server can handle only a single client");
        return;
    }

    master_service_client_connection_accept(conn);
    if (strcmp(conn->name, "http") == 0) {
        doveadm_client = client_connection_http_create(conn->fd, conn->ssl);
    } else {
        doveadm_client = client_connection_tcp_create(conn->fd, conn->listen_fd,
                              conn->ssl);
    }
}

void help(const struct doveadm_cmd *cmd)
{
    i_fatal("Client sent invalid command. Usage: %s %s",
        cmd->name, cmd->short_usage);
}

void help_ver2(const struct doveadm_cmd_ver2 *cmd)
{
    i_fatal("Client sent invalid command. Usage: %s %s",
        cmd->name, cmd->usage);
}

static void main_preinit(void)
{
    restrict_access_by_env(NULL, FALSE);
    restrict_access_allow_coredumps(TRUE);
}

static void main_init(void)
{
    doveadm_server = TRUE;
    doveadm_settings_pool = pool_alloconly_create("doveadm settings", 1024);
    doveadm_settings = master_service_settings_get_others(master_service)[0];
    doveadm_settings = settings_dup(&doveadm_setting_parser_info,
                    doveadm_settings, doveadm_settings_pool);
    doveadm_verbose_proctitle =
        master_service_settings_get(master_service)->verbose_proctitle;
    if (doveadm_verbose_proctitle)
        process_title_set("[idling]");

    doveadm_http_server_init();
    doveadm_cmds_init();
    doveadm_register_auth_server_commands();
    doveadm_dump_init();
    doveadm_mail_init();
    dict_drivers_register_builtin();
    doveadm_load_modules();
}

static void main_deinit(void)
{
    if (doveadm_client != NULL)
        client_connection_destroy(&doveadm_client);
    doveadm_mail_deinit();
    doveadm_dump_deinit();
    doveadm_unload_modules();
    dict_drivers_unregister_builtin();
    doveadm_print_deinit();
    doveadm_cmds_deinit();
    doveadm_http_server_deinit();
    pool_unref(&doveadm_settings_pool);
}

int main(int argc, char *argv[])
{
    const struct setting_parser_info *set_roots[] = {
        &doveadm_setting_parser_info,
        NULL
    };
    enum master_service_flags service_flags =
        MASTER_SERVICE_FLAG_KEEP_CONFIG_OPEN;
    struct master_service_settings_input input;
    struct master_service_settings_output output;
    const char *error;
    int c;

    master_service = master_service_init("doveadm", service_flags,
                         &argc, &argv, "D");
    while ((c = master_getopt(master_service)) > 0) {
        switch (c) {
        case 'D':
            doveadm_debug = TRUE;
            doveadm_verbose = TRUE;
            break;
        default:
            return FATAL_DEFAULT;
        }
    }

    i_zero(&input);
    input.roots = set_roots;
    input.module = "doveadm";
    input.service = "doveadm";

    if (master_service_settings_read(master_service, &input, &output,
                     &error) < 0)
        i_fatal("Error reading configuration: %s", error);

    master_service_init_log(master_service, "doveadm: ");
    main_preinit();
    master_service_set_die_callback(master_service, doveadm_die);

    main_init();
    master_service_init_finish(master_service);
    master_service_run(master_service, client_connected);

    main_deinit();
    master_service_deinit(&master_service);
        return 0;
}