/* * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, * software distributed under the License is distributed on an * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY * KIND, either express or implied. See the License for the * specific language governing permissions and limitations * under the License. */ #include "config.h" #include "settings.h" #include #include #include #include #include /* Client plugin arguments */ const char* GUAC_KUBERNETES_CLIENT_ARGS[] = { "hostname", "port", "use-ssl", "client-cert-file", "client-key-file", "ca-cert-file", "ignore-cert", "font-name", "font-size", "color-scheme", "typescript-path", "typescript-name", "create-typescript-path", "recording-path", "recording-name", "recording-exclude-output", "recording-exclude-mouse", "recording-include-keys", "create-recording-path", "read-only", "backspace", "scrollback", NULL }; enum KUBERNETES_ARGS_IDX { /** * The hostname to connect to. Required. */ IDX_HOSTNAME, /** * The port to connect to. Optional. */ IDX_PORT, /** * Whether SSL/TLS should be used. SSL is used by default. */ IDX_USE_SSL, /** * The filename of the certificate to use if performing SSL/TLS client * authentication to authenticate with the Kubernetes server. If omitted, * SSL client authentication will not be performed. */ IDX_CLIENT_CERT_FILE, /** * The filename of the key to use if performing SSL/TLS client * authentication to authenticate with the Kubernetes server. If omitted, * SSL client authentication will not be performed. */ IDX_CLIENT_KEY_FILE, /** * The filename of the certificate of the certificate authority that signed * the certificate of the Kubernetes server. */ IDX_CA_CERT_FILE, /** * Whether the certificate used by the Kubernetes server for SSL/TLS should * be ignored if it cannot be validated. */ IDX_IGNORE_CERT, /** * The name of the font to use within the terminal. */ IDX_FONT_NAME, /** * The size of the font to use within the terminal, in points. */ IDX_FONT_SIZE, /** * The color scheme to use, as a series of semicolon-separated color-value * pairs: "background: ", "foreground: ", or * "color: ", where is a number from 0 to 255, and is * "color" or an X11 color code (e.g. "aqua" or "rgb:12/34/56"). * The color scheme can also be one of the special values: "black-white", * "white-black", "gray-black", or "green-black". */ IDX_COLOR_SCHEME, /** * The full absolute path to the directory in which typescripts should be * written. */ IDX_TYPESCRIPT_PATH, /** * The name that should be given to typescripts which are written in the * given path. Each typescript will consist of two files: "NAME" and * "NAME.timing". */ IDX_TYPESCRIPT_NAME, /** * Whether the specified typescript path should automatically be created * if it does not yet exist. */ IDX_CREATE_TYPESCRIPT_PATH, /** * The full absolute path to the directory in which screen recordings * should be written. */ IDX_RECORDING_PATH, /** * The name that should be given to screen recordings which are written in * the given path. */ IDX_RECORDING_NAME, /** * Whether output which is broadcast to each connected client (graphics, * streams, etc.) should NOT be included in the session recording. Output * is included by default, as it is necessary for any recording which must * later be viewable as video. */ IDX_RECORDING_EXCLUDE_OUTPUT, /** * Whether changes to mouse state, such as position and buttons pressed or * released, should NOT be included in the session recording. Mouse state * is included by default, as it is necessary for the mouse cursor to be * rendered in any resulting video. */ IDX_RECORDING_EXCLUDE_MOUSE, /** * Whether keys pressed and released should be included in the session * recording. Key events are NOT included by default within the recording, * as doing so has privacy and security implications. Including key events * may be necessary in certain auditing contexts, but should only be done * with caution. Key events can easily contain sensitive information, such * as passwords, credit card numbers, etc. */ IDX_RECORDING_INCLUDE_KEYS, /** * Whether the specified screen recording path should automatically be * created if it does not yet exist. */ IDX_CREATE_RECORDING_PATH, /** * "true" if this connection should be read-only (user input should be * dropped), "false" or blank otherwise. */ IDX_READ_ONLY, /** * ASCII code, as an integer to use for the backspace key, or 127 * if not specified. */ IDX_BACKSPACE, /** * The maximum size of the scrollback buffer in rows. */ IDX_SCROLLBACK, KUBERNETES_ARGS_COUNT }; guac_kubernetes_settings* guac_kubernetes_parse_args(guac_user* user, int argc, const char** argv) { /* Validate arg count */ if (argc != KUBERNETES_ARGS_COUNT) { guac_user_log(user, GUAC_LOG_WARNING, "Incorrect number of connection " "parameters provided: expected %i, got %i.", KUBERNETES_ARGS_COUNT, argc); return NULL; } guac_kubernetes_settings* settings = calloc(1, sizeof(guac_kubernetes_settings)); /* Read parameters */ settings->hostname = guac_user_parse_args_string(user, GUAC_KUBERNETES_CLIENT_ARGS, argv, IDX_HOSTNAME, ""); /* Parse whether SSL should be used */ settings->use_ssl = guac_user_parse_args_boolean(user, GUAC_KUBERNETES_CLIENT_ARGS, argv, IDX_USE_SSL, true); /* Read SSL/TLS connection details only if enabled */ if (settings->use_ssl) { settings->client_cert_file = guac_user_parse_args_string(user, GUAC_KUBERNETES_CLIENT_ARGS, argv, IDX_CLIENT_CERT_FILE, NULL); settings->client_key_file = guac_user_parse_args_string(user, GUAC_KUBERNETES_CLIENT_ARGS, argv, IDX_CLIENT_KEY_FILE, NULL); settings->ca_cert_file = guac_user_parse_args_string(user, GUAC_KUBERNETES_CLIENT_ARGS, argv, IDX_CA_CERT_FILE, NULL); settings->ignore_cert = guac_user_parse_args_boolean(user, GUAC_KUBERNETES_CLIENT_ARGS, argv, IDX_IGNORE_CERT, false); } /* Read-only mode */ settings->read_only = guac_user_parse_args_boolean(user, GUAC_KUBERNETES_CLIENT_ARGS, argv, IDX_READ_ONLY, false); /* Read maximum scrollback size */ settings->max_scrollback = guac_user_parse_args_int(user, GUAC_KUBERNETES_CLIENT_ARGS, argv, IDX_SCROLLBACK, GUAC_KUBERNETES_DEFAULT_MAX_SCROLLBACK); /* Read font name */ settings->font_name = guac_user_parse_args_string(user, GUAC_KUBERNETES_CLIENT_ARGS, argv, IDX_FONT_NAME, GUAC_KUBERNETES_DEFAULT_FONT_NAME); /* Read font size */ settings->font_size = guac_user_parse_args_int(user, GUAC_KUBERNETES_CLIENT_ARGS, argv, IDX_FONT_SIZE, GUAC_KUBERNETES_DEFAULT_FONT_SIZE); /* Copy requested color scheme */ settings->color_scheme = guac_user_parse_args_string(user, GUAC_KUBERNETES_CLIENT_ARGS, argv, IDX_COLOR_SCHEME, ""); /* Pull width/height/resolution directly from user */ settings->width = user->info.optimal_width; settings->height = user->info.optimal_height; settings->resolution = user->info.optimal_resolution; /* Read port */ settings->port = guac_user_parse_args_int(user, GUAC_KUBERNETES_CLIENT_ARGS, argv, IDX_PORT, GUAC_KUBERNETES_DEFAULT_PORT); /* Read typescript path */ settings->typescript_path = guac_user_parse_args_string(user, GUAC_KUBERNETES_CLIENT_ARGS, argv, IDX_TYPESCRIPT_PATH, NULL); /* Read typescript name */ settings->typescript_name = guac_user_parse_args_string(user, GUAC_KUBERNETES_CLIENT_ARGS, argv, IDX_TYPESCRIPT_NAME, GUAC_KUBERNETES_DEFAULT_TYPESCRIPT_NAME); /* Parse path creation flag */ settings->create_typescript_path = guac_user_parse_args_boolean(user, GUAC_KUBERNETES_CLIENT_ARGS, argv, IDX_CREATE_TYPESCRIPT_PATH, false); /* Read recording path */ settings->recording_path = guac_user_parse_args_string(user, GUAC_KUBERNETES_CLIENT_ARGS, argv, IDX_RECORDING_PATH, NULL); /* Read recording name */ settings->recording_name = guac_user_parse_args_string(user, GUAC_KUBERNETES_CLIENT_ARGS, argv, IDX_RECORDING_NAME, GUAC_KUBERNETES_DEFAULT_RECORDING_NAME); /* Parse output exclusion flag */ settings->recording_exclude_output = guac_user_parse_args_boolean(user, GUAC_KUBERNETES_CLIENT_ARGS, argv, IDX_RECORDING_EXCLUDE_OUTPUT, false); /* Parse mouse exclusion flag */ settings->recording_exclude_mouse = guac_user_parse_args_boolean(user, GUAC_KUBERNETES_CLIENT_ARGS, argv, IDX_RECORDING_EXCLUDE_MOUSE, false); /* Parse key event inclusion flag */ settings->recording_include_keys = guac_user_parse_args_boolean(user, GUAC_KUBERNETES_CLIENT_ARGS, argv, IDX_RECORDING_INCLUDE_KEYS, false); /* Parse path creation flag */ settings->create_recording_path = guac_user_parse_args_boolean(user, GUAC_KUBERNETES_CLIENT_ARGS, argv, IDX_CREATE_RECORDING_PATH, false); /* Parse backspace key code */ settings->backspace = guac_user_parse_args_int(user, GUAC_KUBERNETES_CLIENT_ARGS, argv, IDX_BACKSPACE, 127); /* Parsing was successful */ return settings; } void guac_kubernetes_settings_free(guac_kubernetes_settings* settings) { /* Free network connection information */ free(settings->hostname); /* Free SSL/TLS details */ free(settings->client_cert_file); free(settings->client_key_file); free(settings->ca_cert_file); /* Free display preferences */ free(settings->font_name); free(settings->color_scheme); /* Free typescript settings */ free(settings->typescript_name); free(settings->typescript_path); /* Free screen recording settings */ free(settings->recording_name); free(settings->recording_path); /* Free overall structure */ free(settings); }