Function hc_check_cping

modules/proxy/mod_proxy_hcheck.c:658–699

}

static apr_status_t hc_check_cping(baton_t *baton, apr_thread_t *thread)
{
    int status;
    sctx_t *ctx = baton->ctx;
    proxy_worker *hc = baton->hc;
    proxy_conn_rec *backend = NULL;
    apr_pool_t *ptemp = baton->ptemp;
    request_rec *r;
    apr_interval_time_t timeout;

    if (!ajp_handle_cping_cpong) {
        return APR_ENOTIMPL;
    }

    ap_log_error(APLOG_MARK, APLOG_DEBUG, 0, baton->ctx->s, "HCCPING starting");
    if ((status = hc_get_backend("HCCPING", &backend, hc, ctx)) != OK) {
        return backend_cleanup("HCCPING", backend, ctx->s, status);
    }
    if ((status = ap_proxy_connect_backend("HCCPING", backend, hc, ctx->s)) != OK) {
        return backend_cleanup("HCCPING", backend, ctx->s, status);
    }
    r = create_request_rec(ptemp, ctx->s, baton->balancer, "CPING", NULL);
    if ((status = ap_proxy_connection_create_ex("HCCPING", backend, r)) != OK) {
        return backend_cleanup("HCCPING", backend, ctx->s, status);
    }
    set_request_connection(r, backend->connection);
    backend->connection->current_thread = thread;

    if (hc->s->ping_timeout_set) {
        timeout = hc->s->ping_timeout;
    } else if ( hc->s->conn_timeout_set) {
        timeout = hc->s->conn_timeout;
    } else if ( hc->s->timeout_set) {
        timeout = hc->s->timeout;
    } else {
        /* default to socket timeout */
        apr_socket_timeout_get(backend->sock, &timeout); 
    }
    status = ajp_handle_cping_cpong(backend->sock, r, timeout);
    ap_log_error(APLOG_MARK, APLOG_DEBUG, 0, baton->ctx->s, "HCCPING done %d", status);
    return backend_cleanup("HCCPING", backend, ctx->s, status);
}

static apr_status_t hc_check_tcp(baton_t *baton)
{