111 lines
3.5 KiB
C
111 lines
3.5 KiB
C
/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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* KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations
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* under the License.
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*/
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#include "client.h"
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#include "common/clipboard.h"
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#include "kubernetes.h"
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#include "settings.h"
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#include "user.h"
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#include <guacamole/client.h>
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#include <libwebsockets.h>
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#include <langinfo.h>
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#include <locale.h>
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#include <pthread.h>
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#include <stdlib.h>
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#include <string.h>
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guac_client* guac_kubernetes_lws_current_client = NULL;
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/**
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* Logging callback invoked by libwebsockets to log a single line of logging
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* output. As libwebsockets messages are all generally low-level, the log
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* level provided by libwebsockets is ignored here, with all messages logged
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* instead at guacd's debug level.
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*
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* @param level
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* The libwebsockets log level associated with the log message. This value
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* is ignored by this implementation of the logging callback.
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*
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* @param line
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* The line of logging output to log.
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*/
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static void guac_kubernetes_log(int level, const char* line) {
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if (guac_kubernetes_lws_current_client != NULL)
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guac_client_log(guac_kubernetes_lws_current_client, GUAC_LOG_DEBUG,
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"libwebsockets: %s", line);
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}
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int guac_client_init(guac_client* client) {
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/* Ensure reference to main guac_client remains available in all
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* libwebsockets contexts */
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guac_kubernetes_lws_current_client = client;
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/* Redirect libwebsockets logging */
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lws_set_log_level(LLL_ERR | LLL_WARN | LLL_NOTICE | LLL_INFO,
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guac_kubernetes_log);
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/* Set client args */
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client->args = GUAC_KUBERNETES_CLIENT_ARGS;
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/* Allocate client instance data */
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guac_kubernetes_client* kubernetes_client = calloc(1, sizeof(guac_kubernetes_client));
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client->data = kubernetes_client;
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/* Init clipboard */
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kubernetes_client->clipboard = guac_common_clipboard_alloc(GUAC_KUBERNETES_CLIPBOARD_MAX_LENGTH);
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/* Set handlers */
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client->join_handler = guac_kubernetes_user_join_handler;
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client->free_handler = guac_kubernetes_client_free_handler;
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/* Set locale and warn if not UTF-8 */
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setlocale(LC_CTYPE, "");
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if (strcmp(nl_langinfo(CODESET), "UTF-8") != 0) {
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guac_client_log(client, GUAC_LOG_INFO,
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"Current locale does not use UTF-8. Some characters may "
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"not render correctly.");
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}
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/* Success */
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return 0;
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}
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int guac_kubernetes_client_free_handler(guac_client* client) {
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guac_kubernetes_client* kubernetes_client =
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(guac_kubernetes_client*) client->data;
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/* Wait client thread to terminate */
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pthread_join(kubernetes_client->client_thread, NULL);
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/* Free settings */
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if (kubernetes_client->settings != NULL)
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guac_kubernetes_settings_free(kubernetes_client->settings);
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guac_common_clipboard_free(kubernetes_client->clipboard);
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free(kubernetes_client);
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return 0;
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}
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