Agrego la factory basada en sockets unix y un bloqueo de archivos.
parent
0c216e68f6
commit
bf285963f3
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@ -775,6 +775,8 @@ static gchar **terminal_app_profile_list_from_dir (TerminalApp *app) {
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g_ptr_array_add (builder_str, NULL);
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g_ptr_array_add (builder_str, NULL);
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profile_list = (gchar **) g_ptr_array_free (builder_str, FALSE);
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profile_list = (gchar **) g_ptr_array_free (builder_str, FALSE);
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g_dir_close (dir);
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}
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}
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//g_ptr_array_unref (builder_str);
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//g_ptr_array_unref (builder_str);
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350
src/terminal.c
350
src/terminal.c
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@ -26,6 +26,7 @@
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#include <stdlib.h>
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#include <stdlib.h>
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#include <time.h>
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#include <time.h>
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#include <unistd.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <glib.h>
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#include <glib.h>
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#include <glib/gstdio.h>
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#include <glib/gstdio.h>
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@ -34,6 +35,11 @@
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#include <gdk/gdk.h>
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#include <gdk/gdk.h>
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#include <gdk/gdkx.h>
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#include <gdk/gdkx.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <sys/un.h>
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#include <semaphore.h>
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#include "terminal-accels.h"
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#include "terminal-accels.h"
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#include "terminal-app.h"
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#include "terminal-app.h"
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#include "terminal-debug.h"
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#include "terminal-debug.h"
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@ -41,9 +47,12 @@
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#include "terminal-options.h"
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#include "terminal-options.h"
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#include "terminal-util.h"
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#include "terminal-util.h"
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#define TERMINAL_FACTORY_SERVICE_NAME_PREFIX "org.mate.Terminal.Display"
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#define TERMINAL_FACTORY_UNIX_FOLDER "gatuno-terminal"
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#define TERMINAL_FACTORY_SERVICE_PATH "/org/mate/Terminal/Factory"
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#define TERMINAL_FACTORY_SERVICE_NAME_PREFIX "factory"
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#define TERMINAL_FACTORY_INTERFACE_NAME "org.mate.Terminal.Factory"
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int factory_fd_lock = -1;
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int factory_unix_fd = -1;
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guint factory_unix_watch = 0;
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static char *
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static char *
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ay_to_string (GVariant *variant,
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ay_to_string (GVariant *variant,
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@ -130,18 +139,11 @@ typedef struct
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int argc;
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int argc;
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} OwnData;
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} OwnData;
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static void
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gboolean unix_socket_dgram_recv (GIOChannel *source, GIOCondition condition, gpointer data) {
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method_call_cb (GDBusConnection *connection,
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char *message = NULL, byte;
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const char *sender,
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int message_len;
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const char *object_path,
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int s;
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const char *interface_name,
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const char *method_name,
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GVariant *parameters,
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GDBusMethodInvocation *invocation,
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gpointer user_data)
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{
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if (g_strcmp0 (method_name, "HandleArguments") == 0)
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{
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TerminalOptions *options = NULL;
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TerminalOptions *options = NULL;
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GVariant *v_wd, *v_display, *v_sid, *v_envv, *v_argv;
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GVariant *v_wd, *v_display, *v_sid, *v_envv, *v_argv;
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char *working_directory = NULL, *display_name = NULL, *startup_id = NULL;
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char *working_directory = NULL, *display_name = NULL, *startup_id = NULL;
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@ -149,6 +151,26 @@ method_call_cb (GDBusConnection *connection,
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char **envv = NULL, **argv = NULL;
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char **envv = NULL, **argv = NULL;
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int argc;
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int argc;
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GError *error = NULL;
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GError *error = NULL;
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GVariant *parameters;
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s = g_io_channel_unix_get_fd (source);
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message_len = recvfrom (s, &byte, 1, MSG_TRUNC | MSG_PEEK, NULL, NULL);
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message = g_malloc (message_len);
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if (message == NULL) {
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return TRUE;
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}
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message_len = recvfrom (s, message, message_len, 0, NULL, NULL);
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if (message_len < 0) {
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g_free (message);
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return TRUE;
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}
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parameters = g_variant_new_from_data (G_VARIANT_TYPE ("(ayayayayiay)"), message, message_len, FALSE, NULL, NULL);
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g_variant_get (parameters, "(@ay@ay@ay@ayi@ay)",
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g_variant_get (parameters, "(@ay@ay@ay@ayi@ay)",
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&v_wd, &v_display, &v_sid, &v_envv, &initial_workspace, &v_argv);
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&v_wd, &v_display, &v_sid, &v_envv, &initial_workspace, &v_argv);
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@ -183,14 +205,12 @@ method_call_cb (GDBusConnection *connection,
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&error,
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&error,
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NULL);
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NULL);
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if (options != NULL)
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if (options != NULL) {
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{
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options->initial_workspace = initial_workspace;
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options->initial_workspace = initial_workspace;
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terminal_app_handle_options (terminal_app_get (), options, FALSE /* no resume */, &error);
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terminal_app_handle_options (terminal_app_get (), options, FALSE /* no resume */, &error);
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terminal_options_free (options);
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terminal_options_free (options);
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}
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}
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out:
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out:
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g_variant_unref (v_wd);
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g_variant_unref (v_wd);
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g_free (working_directory);
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g_free (working_directory);
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@ -203,108 +223,17 @@ out:
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g_variant_unref (v_argv);
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g_variant_unref (v_argv);
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g_strfreev (argv);
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g_strfreev (argv);
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if (error == NULL)
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if (error != NULL) {
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{
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g_dbus_method_invocation_return_value (invocation, g_variant_new ("()"));
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}
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else
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{
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g_dbus_method_invocation_return_gerror (invocation, error);
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g_error_free (error);
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g_error_free (error);
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}
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}
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}
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g_free (message);
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return TRUE;
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}
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}
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static void
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bus_acquired_cb (GDBusConnection *connection,
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static void send_ask_open (const char *name, OwnData *data)
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const char *name,
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gpointer user_data)
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{
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{
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static const char dbus_introspection_xml[] =
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"<node name='/org/mate/Terminal'>"
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"<interface name='org.mate.Terminal.Factory'>"
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"<method name='HandleArguments'>"
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"<arg type='ay' name='working_directory' direction='in' />"
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"<arg type='ay' name='display_name' direction='in' />"
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"<arg type='ay' name='startup_id' direction='in' />"
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"<arg type='ay' name='environment' direction='in' />"
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"<arg type='i' name='workspace' direction='in' />"
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"<arg type='ay' name='arguments' direction='in' />"
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"</method>"
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"</interface>"
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"</node>";
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static const GDBusInterfaceVTable interface_vtable =
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{
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method_call_cb,
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NULL,
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NULL,
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};
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OwnData *data = (OwnData *) user_data;
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GDBusNodeInfo *introspection_data;
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guint registration_id;
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GError *error = NULL;
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_terminal_debug_print (TERMINAL_DEBUG_FACTORY,
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"Bus %s acquired\n", name);
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introspection_data = g_dbus_node_info_new_for_xml (dbus_introspection_xml, NULL);
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g_assert (introspection_data != NULL);
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registration_id = g_dbus_connection_register_object (connection,
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TERMINAL_FACTORY_SERVICE_PATH,
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introspection_data->interfaces[0],
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&interface_vtable,
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NULL, NULL,
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&error);
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g_dbus_node_info_unref (introspection_data);
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if (registration_id == 0)
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{
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g_printerr ("Failed to register object: %s\n", error->message);
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g_error_free (error);
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data->exit_code = EXIT_FAILURE;
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gtk_main_quit ();
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}
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}
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static void
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name_acquired_cb (GDBusConnection *connection,
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const char *name,
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gpointer user_data)
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{
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OwnData *data = (OwnData *) user_data;
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GError *error = NULL;
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_terminal_debug_print (TERMINAL_DEBUG_FACTORY,
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"Acquired the name %s on the session bus\n", name);
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if (data->options == NULL)
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{
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/* Name re-acquired!? */
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g_assert_not_reached ();
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}
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if (!terminal_app_handle_options (terminal_app_get (), data->options, TRUE /* do resume */, &error))
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{
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g_printerr ("Failed to handle options: %s\n", error->message);
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g_error_free (error);
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data->exit_code = EXIT_FAILURE;
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gtk_main_quit ();
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}
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terminal_options_free (data->options);
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data->options = NULL;
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}
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static void
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name_lost_cb (GDBusConnection *connection,
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const char *name,
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gpointer user_data)
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{
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OwnData *data = (OwnData *) user_data;
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GError *error = NULL;
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GError *error = NULL;
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char **envv;
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char **envv;
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int i;
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int i;
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@ -313,23 +242,22 @@ name_lost_cb (GDBusConnection *connection,
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GString *string;
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GString *string;
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char *s;
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char *s;
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gsize len;
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gsize len;
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struct sockaddr_un unix_dest;
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int fd_u, ret;
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_terminal_debug_print (TERMINAL_DEBUG_FACTORY,
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_terminal_debug_print (TERMINAL_DEBUG_FACTORY,
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"Lost the name %s on the session bus\n", name);
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"Sending message to %s on the unix socket\n", name);
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/* Couldn't get the connection? No way to continue! */
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if (connection == NULL)
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{
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data->exit_code = EXIT_FAILURE;
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gtk_main_quit ();
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return;
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}
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if (data->options == NULL)
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if (data->options == NULL)
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{
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{
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/* Already handled */
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/* Already handled */
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data->exit_code = EXIT_SUCCESS;
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data->exit_code = EXIT_SUCCESS;
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gtk_main_quit ();
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return;
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}
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fd_u = socket (AF_UNIX, SOCK_DGRAM, 0);
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if (fd_u < 0) {
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data->exit_code = EXIT_FAILURE;
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return;
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return;
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}
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}
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@ -374,7 +302,21 @@ name_lost_cb (GDBusConnection *connection,
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g_variant_builder_add (&builder, "@ay",
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g_variant_builder_add (&builder, "@ay",
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g_variant_new_from_data (G_VARIANT_TYPE ("ay"), s, len, TRUE, g_free, s));
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g_variant_new_from_data (G_VARIANT_TYPE ("ay"), s, len, TRUE, g_free, s));
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value = g_dbus_connection_call_sync (connection,
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GVariant *todo;
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todo = g_variant_builder_end (&builder);
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unix_dest.sun_family = AF_UNIX;
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g_snprintf (unix_dest.sun_path, sizeof (unix_dest.sun_path), "%s%s%s%s%s", g_get_user_runtime_dir (), G_DIR_SEPARATOR_S, TERMINAL_FACTORY_UNIX_FOLDER, G_DIR_SEPARATOR_S, name);
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g_free (subcadena);
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ret = sendto (fd_u, g_variant_get_data (todo), g_variant_get_size (todo), 0, (struct sockaddr *) &unix_dest, sizeof (unix_dest));
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if (ret < 0) {
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g_printerr ("Failed to forward arguments: \n");
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data->exit_code = EXIT_FAILURE;
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}
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close (fd_u);
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/*value = g_dbus_connection_call_sync (connection,
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data->factory_name,
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data->factory_name,
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TERMINAL_FACTORY_SERVICE_PATH,
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TERMINAL_FACTORY_SERVICE_PATH,
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TERMINAL_FACTORY_INTERFACE_NAME,
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TERMINAL_FACTORY_INTERFACE_NAME,
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@ -384,29 +326,17 @@ name_lost_cb (GDBusConnection *connection,
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G_DBUS_CALL_FLAGS_NONE,
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G_DBUS_CALL_FLAGS_NONE,
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-1,
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-1,
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NULL,
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NULL,
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&error);
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&error);*/
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if (value == NULL)
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g_variant_unref (todo);
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{
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g_printerr ("Failed to forward arguments: %s\n", error->message);
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g_error_free (error);
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data->exit_code = EXIT_FAILURE;
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gtk_main_quit ();
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}
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else
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{
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g_variant_unref (value);
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data->exit_code = EXIT_SUCCESS;
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data->exit_code = EXIT_SUCCESS;
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}
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terminal_options_free (data->options);
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terminal_options_free (data->options);
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data->options = NULL;
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data->options = NULL;
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gtk_main_quit ();
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}
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}
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/* Settings storage works as follows:
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/* Settings storage works as follows:
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* /apps/mate-terminal/global/
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* ~/.config/gatuno-terminal/config
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* /apps/mate-terminal/profiles/Foo/
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* ~/.config/gatuno-terminal/profiles/Foo/
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*
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*
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* It's somewhat tricky to manage the profiles/ dir since we need to track
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* It's somewhat tricky to manage the profiles/ dir since we need to track
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* the list of profiles, but GSettings doesn't have a concept of notifying that
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* the list of profiles, but GSettings doesn't have a concept of notifying that
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@ -482,8 +412,11 @@ get_factory_name_for_display (const char *display_name)
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{
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{
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GString *name;
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GString *name;
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const char *p;
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const char *p;
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int len;
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name = g_string_sized_new (strlen (TERMINAL_FACTORY_SERVICE_NAME_PREFIX) + strlen (display_name) + 1 /* NUL */);
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len = strlen (TERMINAL_FACTORY_SERVICE_NAME_PREFIX) + strlen (display_name) + 10 /* NUL */;
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name = g_string_sized_new (len);
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g_string_append (name, TERMINAL_FACTORY_SERVICE_NAME_PREFIX);
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g_string_append (name, TERMINAL_FACTORY_SERVICE_NAME_PREFIX);
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for (p = display_name; *p; ++p)
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for (p = display_name; *p; ++p)
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@ -500,6 +433,83 @@ get_factory_name_for_display (const char *display_name)
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return g_string_free (name, FALSE);
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return g_string_free (name, FALSE);
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}
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}
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void create_factory_unix_socket_folder (void) {
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char path[8192];
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g_snprintf (path, sizeof (path), "%s%s%s", g_get_user_runtime_dir (), G_DIR_SEPARATOR_S, TERMINAL_FACTORY_UNIX_FOLDER);
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/* Crear el directorio de los sockets unix */
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g_mkdir_with_parents (path, 0700);
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}
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int get_lock_factory (char *factory_name) {
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char path[8192];
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struct flock fl;
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int fd;
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||||||
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g_snprintf (path, sizeof (path), "%s%s%s%s%s.lock", g_get_user_runtime_dir (), G_DIR_SEPARATOR_S, TERMINAL_FACTORY_UNIX_FOLDER, G_DIR_SEPARATOR_S, factory_name);
|
||||||
|
|
||||||
|
fd = open (path, O_RDWR | O_CREAT, 0600);
|
||||||
|
|
||||||
|
fl.l_start = 0;
|
||||||
|
fl.l_len = 0;
|
||||||
|
fl.l_type = F_WRLCK;
|
||||||
|
fl.l_whence = SEEK_SET;
|
||||||
|
if (fcntl(fd, F_SETLK, &fl) < 0) {
|
||||||
|
//fputs("Another instance of this program is running.\n", stderr);
|
||||||
|
return -1;
|
||||||
|
}
|
||||||
|
|
||||||
|
factory_fd_lock = fd;
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
void release_lock_factory (void) {
|
||||||
|
if (factory_fd_lock != -1) {
|
||||||
|
close (factory_fd_lock);
|
||||||
|
factory_fd_lock = -1;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
int do_bind_factory_unix_socket (char *factory_name) {
|
||||||
|
int s, ret;
|
||||||
|
struct sockaddr_un name;
|
||||||
|
|
||||||
|
s = socket (AF_UNIX, SOCK_DGRAM, 0);
|
||||||
|
|
||||||
|
if (s < 0) {
|
||||||
|
return -1;
|
||||||
|
}
|
||||||
|
|
||||||
|
name.sun_family = AF_UNIX;
|
||||||
|
g_snprintf (name.sun_path, sizeof (name.sun_path), "%s%s%s%s%s", g_get_user_runtime_dir (), G_DIR_SEPARATOR_S, TERMINAL_FACTORY_UNIX_FOLDER, G_DIR_SEPARATOR_S, factory_name);
|
||||||
|
|
||||||
|
unlink (name.sun_path);
|
||||||
|
|
||||||
|
ret = bind (s, (struct sockaddr *) &name, sizeof (name));
|
||||||
|
if (ret < 0) {
|
||||||
|
close (s);
|
||||||
|
|
||||||
|
return -1;
|
||||||
|
}
|
||||||
|
|
||||||
|
return s;
|
||||||
|
}
|
||||||
|
|
||||||
|
void release_factory_unix_socket (char *factory_name) {
|
||||||
|
struct sockaddr_un name;
|
||||||
|
if (factory_unix_fd != -1) {
|
||||||
|
g_source_remove (factory_unix_watch);
|
||||||
|
factory_unix_watch = 0;
|
||||||
|
|
||||||
|
close (factory_unix_fd);
|
||||||
|
factory_unix_fd = -1;
|
||||||
|
|
||||||
|
g_snprintf (name.sun_path, sizeof (name.sun_path), "%s%s%s%s%s", g_get_user_runtime_dir (), G_DIR_SEPARATOR_S, TERMINAL_FACTORY_UNIX_FOLDER, G_DIR_SEPARATOR_S, factory_name);
|
||||||
|
unlink (name.sun_path);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
static int
|
static int
|
||||||
get_initial_workspace (void)
|
get_initial_workspace (void)
|
||||||
{
|
{
|
||||||
|
@ -611,29 +621,65 @@ main (int argc, char **argv)
|
||||||
{
|
{
|
||||||
OwnData *data;
|
OwnData *data;
|
||||||
guint owner_id;
|
guint owner_id;
|
||||||
|
GError * error = NULL;
|
||||||
data = g_new (OwnData, 1);
|
data = g_new (OwnData, 1);
|
||||||
data->factory_name = get_factory_name_for_display (display_name);
|
data->factory_name = get_factory_name_for_display (display_name);
|
||||||
data->options = options;
|
data->options = options;
|
||||||
data->exit_code = -1;
|
data->exit_code = -1;
|
||||||
data->argv = argv_copy;
|
data->argv = argv_copy;
|
||||||
data->argc = argc_copy;
|
data->argc = argc_copy;
|
||||||
|
GIOChannel *io_channel;
|
||||||
|
|
||||||
gtk_init(&argc, &argv);
|
gtk_init(&argc, &argv);
|
||||||
options->initial_workspace = get_initial_workspace ();
|
options->initial_workspace = get_initial_workspace ();
|
||||||
|
|
||||||
owner_id = g_bus_own_name (G_BUS_TYPE_SESSION,
|
/* El proceso del factory funciona así:
|
||||||
data->factory_name,
|
* Si me pidieron usar el factory, intentar conseguir el candado.
|
||||||
G_BUS_NAME_OWNER_FLAGS_NONE,
|
* Si obtenemos el candado, poner el socket a la escucha.
|
||||||
bus_acquired_cb,
|
* Si obtenemos el socket a la escucha, somos el factory. Lanzar terminal
|
||||||
name_acquired_cb,
|
* Si no consigo el socket a la escucha, error. Lanzar terminal como si no hubiera factory.
|
||||||
name_lost_cb,
|
* Si no obtengo el candado, enviar mensaje a la otra terminal.
|
||||||
data, NULL);
|
*/
|
||||||
|
create_factory_unix_socket_folder ();
|
||||||
|
|
||||||
|
if (get_lock_factory (data->factory_name) == 0) {
|
||||||
|
factory_unix_fd = do_bind_factory_unix_socket (data->factory_name);
|
||||||
|
|
||||||
|
if (factory_unix_fd >= 0) {
|
||||||
|
/* Soy la factory */
|
||||||
|
_terminal_debug_print (TERMINAL_DEBUG_FACTORY, "Acquired the name %s on the unix socket\n", data->factory_name);
|
||||||
|
/* Instalar un vigilador del socket unix */
|
||||||
|
io_channel = g_io_channel_unix_new (factory_unix_fd);
|
||||||
|
|
||||||
|
factory_unix_watch = g_io_add_watch (io_channel, G_IO_IN, unix_socket_dgram_recv, NULL);
|
||||||
|
} else {
|
||||||
|
/* ¿Tengo lock pero no pude conseguir el socket unix? Raro, soltar el lock, puesto que no puedo recibir las peticiones del factory */
|
||||||
|
release_lock_factory ();
|
||||||
|
|
||||||
|
/* Correr la terminal de a solas */
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Correr la terminal */
|
||||||
|
if (!terminal_app_handle_options (terminal_app_get (), data->options, TRUE /* do resume */, &error))
|
||||||
|
{
|
||||||
|
g_printerr ("Failed to handle options: %s\n", error->message);
|
||||||
|
g_error_free (error);
|
||||||
|
data->exit_code = EXIT_FAILURE;
|
||||||
|
} else {
|
||||||
|
terminal_options_free (data->options);
|
||||||
|
data->options = NULL;
|
||||||
|
|
||||||
gtk_main ();
|
gtk_main ();
|
||||||
|
}
|
||||||
|
|
||||||
|
release_factory_unix_socket (data->factory_name);
|
||||||
|
release_lock_factory ();
|
||||||
|
} else {
|
||||||
|
/* Ya hay otra factory corriendo, enviar el mensaje */
|
||||||
|
send_ask_open (data->factory_name, data);
|
||||||
|
}
|
||||||
|
|
||||||
ret = data->exit_code;
|
ret = data->exit_code;
|
||||||
g_bus_unown_name (owner_id);
|
|
||||||
|
|
||||||
g_free (data->factory_name);
|
g_free (data->factory_name);
|
||||||
g_free (data);
|
g_free (data);
|
||||||
|
|
Loading…
Reference in New Issue