GUACAMOLE-381: Add copy/paste disable flags for all supported protocols.

src/protocols/kubernetes/settings.c

@@ -50,6 +50,8 @@ const char* GUAC_KUBERNETES_CLIENT_ARGS[] = {
     "read-only",
     "backspace",
     "scrollback",
+    "disable-copy",
+    "disable-paste",
     NULL
 };
 
@@ -216,6 +218,20 @@ enum KUBERNETES_ARGS_IDX {
      */
     IDX_SCROLLBACK,
 
+    /**
+     * Whether outbound clipboard access should be blocked. If set to "true",
+     * it will not be possible to copy data from the terminal to the client
+     * using the clipboard. By default, clipboard access is not blocked.
+     */
+    IDX_DISABLE_COPY,
+
+    /**
+     * Whether inbound clipboard access should be blocked. If set to "true", it
+     * will not be possible to paste data from the client to the terminal using
+     * the clipboard. By default, clipboard access is not blocked.
+     */
+    IDX_DISABLE_PASTE,
+
     KUBERNETES_ARGS_COUNT
 };
 
@@ -364,6 +380,16 @@ guac_kubernetes_settings* guac_kubernetes_parse_args(guac_user* user,
         guac_user_parse_args_int(user, GUAC_KUBERNETES_CLIENT_ARGS, argv,
                 IDX_BACKSPACE, 127);
 
+    /* Parse clipboard copy disable flag */
+    settings->disable_copy =
+        guac_user_parse_args_boolean(user, GUAC_KUBERNETES_CLIENT_ARGS, argv,
+                IDX_DISABLE_COPY, false);
+
+    /* Parse clipboard paste disable flag */
+    settings->disable_paste =
+        guac_user_parse_args_boolean(user, GUAC_KUBERNETES_CLIENT_ARGS, argv,
+                IDX_DISABLE_PASTE, false);
+
     /* Parsing was successful */
     return settings;
 

src/protocols/kubernetes/settings.h

@@ -170,6 +170,20 @@ typedef struct guac_kubernetes_settings {
      */
     int resolution;
 
+    /**
+     * Whether outbound clipboard access should be blocked. If set, it will not
+     * be possible to copy data from the terminal to the client using the
+     * clipboard.
+     */
+    bool disable_copy;
+
+    /**
+     * Whether inbound clipboard access should be blocked. If set, it will not
+     * be possible to paste data from the client to the terminal using the
+     * clipboard.
+     */
+    bool disable_paste;
+
     /**
      * The path in which the typescript should be saved, if enabled. If no
      * typescript should be saved, this will be NULL.

src/protocols/rdp/rdp_settings.c

@@ -118,6 +118,8 @@ const char* GUAC_RDP_CLIENT_ARGS[] = {
     "load-balance-info",
 #endif
 
+    "disable-copy",
+    "disable-paste",
     NULL
 };
 
@@ -545,6 +547,20 @@ enum RDP_ARGS_IDX {
     IDX_LOAD_BALANCE_INFO,
 #endif
 
+    /**
+     * Whether outbound clipboard access should be blocked. If set to "true",
+     * it will not be possible to copy data from the remote desktop to the
+     * client using the clipboard. By default, clipboard access is not blocked.
+     */
+    IDX_DISABLE_COPY,
+
+    /**
+     * Whether inbound clipboard access should be blocked. If set to "true", it
+     * will not be possible to paste data from the client to the remote desktop
+     * using the clipboard. By default, clipboard access is not blocked.
+     */
+    IDX_DISABLE_PASTE,
+
     RDP_ARGS_COUNT
 };
 
@@ -1007,6 +1023,16 @@ guac_rdp_settings* guac_rdp_parse_args(guac_user* user,
                 IDX_LOAD_BALANCE_INFO, NULL);
 #endif
 
+    /* Parse clipboard copy disable flag */
+    settings->disable_copy =
+        guac_user_parse_args_boolean(user, GUAC_RDP_CLIENT_ARGS, argv,
+                IDX_DISABLE_COPY, 0);
+
+    /* Parse clipboard paste disable flag */
+    settings->disable_paste =
+        guac_user_parse_args_boolean(user, GUAC_RDP_CLIENT_ARGS, argv,
+                IDX_DISABLE_PASTE, 0);
+
     /* Success */
     return settings;
 

src/protocols/rdp/rdp_settings.h

@@ -268,6 +268,20 @@ typedef struct guac_rdp_settings {
      */
     char** svc_names;
 
+    /**
+     * Whether outbound clipboard access should be blocked. If set, it will not
+     * be possible to copy data from the remote desktop to the client using the
+     * clipboard.
+     */
+    int disable_copy;
+
+    /**
+     * Whether inbound clipboard access should be blocked. If set, it will not
+     * be possible to paste data from the client to the remote desktop using
+     * the clipboard.
+     */
+    int disable_paste;
+
     /**
      * Whether the desktop wallpaper should be visible. If unset, the desktop
      * wallpaper will be hidden, reducing the amount of bandwidth required.

src/protocols/ssh/settings.c

@@ -62,6 +62,8 @@ const char* GUAC_SSH_CLIENT_ARGS[] = {
     "scrollback",
     "locale",
     "timezone",
+    "disable-copy",
+    "disable-paste",
     NULL
 };
 
@@ -258,6 +260,20 @@ enum SSH_ARGS_IDX {
      */
     IDX_TIMEZONE,
 
+    /**
+     * Whether outbound clipboard access should be blocked. If set to "true",
+     * it will not be possible to copy data from the terminal to the client
+     * using the clipboard. By default, clipboard access is not blocked.
+     */
+    IDX_DISABLE_COPY,
+
+    /**
+     * Whether inbound clipboard access should be blocked. If set to "true", it
+     * will not be possible to paste data from the client to the terminal using
+     * the clipboard. By default, clipboard access is not blocked.
+     */
+    IDX_DISABLE_PASTE,
+
     SSH_ARGS_COUNT
 };
 
@@ -426,6 +442,16 @@ guac_ssh_settings* guac_ssh_parse_args(guac_user* user,
         guac_user_parse_args_string(user, GUAC_SSH_CLIENT_ARGS, argv,
                 IDX_TIMEZONE, NULL);
 
+    /* Parse clipboard copy disable flag */
+    settings->disable_copy =
+        guac_user_parse_args_boolean(user, GUAC_SSH_CLIENT_ARGS, argv,
+                IDX_DISABLE_COPY, false);
+
+    /* Parse clipboard paste disable flag */
+    settings->disable_paste =
+        guac_user_parse_args_boolean(user, GUAC_SSH_CLIENT_ARGS, argv,
+                IDX_DISABLE_PASTE, false);
+
     /* Parsing was successful */
     return settings;
 

src/protocols/ssh/settings.h

@@ -155,6 +155,20 @@ typedef struct guac_ssh_settings {
      */
     int resolution;
 
+    /**
+     * Whether outbound clipboard access should be blocked. If set, it will not
+     * be possible to copy data from the terminal to the client using the
+     * clipboard.
+     */
+    bool disable_copy;
+
+    /**
+     * Whether inbound clipboard access should be blocked. If set, it will not
+     * be possible to paste data from the client to the terminal using the
+     * clipboard.
+     */
+    bool disable_paste;
+
     /**
      * Whether SFTP is enabled.
      */

src/protocols/telnet/settings.c

@@ -55,6 +55,8 @@ const char* GUAC_TELNET_CLIENT_ARGS[] = {
     "scrollback",
     "login-success-regex",
     "login-failure-regex",
+    "disable-copy",
+    "disable-paste",
     NULL
 };
 
@@ -216,6 +218,20 @@ enum TELNET_ARGS_IDX {
      */
     IDX_LOGIN_FAILURE_REGEX,
 
+    /**
+     * Whether outbound clipboard access should be blocked. If set to "true",
+     * it will not be possible to copy data from the terminal to the client
+     * using the clipboard. By default, clipboard access is not blocked.
+     */
+    IDX_DISABLE_COPY,
+
+    /**
+     * Whether inbound clipboard access should be blocked. If set to "true", it
+     * will not be possible to paste data from the client to the terminal using
+     * the clipboard. By default, clipboard access is not blocked.
+     */
+    IDX_DISABLE_PASTE,
+
     TELNET_ARGS_COUNT
 };
 
@@ -428,6 +444,16 @@ guac_telnet_settings* guac_telnet_parse_args(guac_user* user,
         guac_user_parse_args_string(user, GUAC_TELNET_CLIENT_ARGS, argv,
                 IDX_TERMINAL_TYPE, "linux");
 
+    /* Parse clipboard copy disable flag */
+    settings->disable_copy =
+        guac_user_parse_args_boolean(user, GUAC_TELNET_CLIENT_ARGS, argv,
+                IDX_DISABLE_COPY, false);
+
+    /* Parse clipboard paste disable flag */
+    settings->disable_paste =
+        guac_user_parse_args_boolean(user, GUAC_TELNET_CLIENT_ARGS, argv,
+                IDX_DISABLE_PASTE, false);
+
     /* Parsing was successful */
     return settings;
 

src/protocols/telnet/settings.h

@@ -171,6 +171,20 @@ typedef struct guac_telnet_settings {
      */
     int resolution;
 
+    /**
+     * Whether outbound clipboard access should be blocked. If set, it will not
+     * be possible to copy data from the terminal to the client using the
+     * clipboard.
+     */
+    bool disable_copy;
+
+    /**
+     * Whether inbound clipboard access should be blocked. If set, it will not
+     * be possible to paste data from the client to the terminal using the
+     * clipboard.
+     */
+    bool disable_paste;
+
     /**
      * The path in which the typescript should be saved, if enabled. If no
      * typescript should be saved, this will be NULL.

src/protocols/vnc/settings.c

@@ -77,7 +77,8 @@ const char* GUAC_VNC_CLIENT_ARGS[] = {
     "recording-exclude-mouse",
     "recording-include-keys",
     "create-recording-path",
-
+    "disable-copy",
+    "disable-paste",
     NULL
 };
 
@@ -298,6 +299,20 @@ enum VNC_ARGS_IDX {
      */
     IDX_CREATE_RECORDING_PATH,
 
+    /**
+     * Whether outbound clipboard access should be blocked. If set to "true",
+     * it will not be possible to copy data from the remote desktop to the
+     * client using the clipboard. By default, clipboard access is not blocked.
+     */
+    IDX_DISABLE_COPY,
+
+    /**
+     * Whether inbound clipboard access should be blocked. If set to "true", it
+     * will not be possible to paste data from the client to the remote desktop
+     * using the clipboard. By default, clipboard access is not blocked.
+     */
+    IDX_DISABLE_PASTE,
+
     VNC_ARGS_COUNT
 };
 
@@ -493,6 +508,16 @@ guac_vnc_settings* guac_vnc_parse_args(guac_user* user,
         guac_user_parse_args_boolean(user, GUAC_VNC_CLIENT_ARGS, argv,
                 IDX_CREATE_RECORDING_PATH, false);
 
+    /* Parse clipboard copy disable flag */
+    settings->disable_copy =
+        guac_user_parse_args_boolean(user, GUAC_VNC_CLIENT_ARGS, argv,
+                IDX_DISABLE_COPY, false);
+
+    /* Parse clipboard paste disable flag */
+    settings->disable_paste =
+        guac_user_parse_args_boolean(user, GUAC_VNC_CLIENT_ARGS, argv,
+                IDX_DISABLE_PASTE, false);
+
     return settings;
 
 }

src/protocols/vnc/settings.h

@@ -127,6 +127,20 @@ typedef struct guac_vnc_settings {
      */
     char* clipboard_encoding;
 
+    /**
+     * Whether outbound clipboard access should be blocked. If set, it will not
+     * be possible to copy data from the remote desktop to the client using the
+     * clipboard.
+     */
+    bool disable_copy;
+
+    /**
+     * Whether inbound clipboard access should be blocked. If set, it will not
+     * be possible to paste data from the client to the remote desktop using
+     * the clipboard.
+     */
+    bool disable_paste;
+
 #ifdef ENABLE_COMMON_SSH
     /**
      * Whether SFTP should be enabled for the VNC connection.