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gnome-session/gnome-session-kdm-support.patch

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Index: gnome-session-3.4.1/gnome-session/gdm.c
===================================================================
--- gnome-session-3.4.1.orig/gnome-session/gdm.c
+++ gnome-session-3.4.1/gnome-session/gdm.c
@@ -58,6 +58,8 @@
#define GDM_ACTION_STR_REBOOT "REBOOT"
#define GDM_ACTION_STR_SUSPEND "SUSPEND"
+#define KDM_PROTOCOL_MSG_QUERY_ACTION "caps"
+
typedef struct {
int fd;
char *auth_cookie;
@@ -66,6 +68,8 @@ typedef struct {
GdmLogoutAction current_actions;
time_t last_update;
+
+ guint is_kdm : 1;
} GdmProtocolData;
static GdmProtocolData gdm_protocol_data = {
@@ -73,12 +77,13 @@ static GdmProtocolData gdm_protocol_data
NULL,
GDM_LOGOUT_ACTION_NONE,
GDM_LOGOUT_ACTION_NONE,
- 0
+ 0,
+ FALSE
};
static char *
-gdm_send_protocol_msg (GdmProtocolData *data,
- const char *msg)
+dm_send_protocol_msg (GdmProtocolData *data,
+ const char *msg)
{
GString *retval;
char buf[256];
@@ -90,7 +95,7 @@ gdm_send_protocol_msg (GdmProtocolData *
if (write (data->fd, p, strlen (p)) < 0) {
g_free (p);
- g_warning ("Failed to send message to GDM: %s",
+ g_warning ("Failed to send message to display manager: %s",
g_strerror (errno));
return NULL;
@@ -169,7 +174,7 @@ gdm_authenticate_connection (GdmProtocol
msg = g_strdup_printf (GDM_PROTOCOL_MSG_AUTHENTICATE " %s",
data->auth_cookie);
- response = gdm_send_protocol_msg (data, msg);
+ response = dm_send_protocol_msg (data, msg);
g_free (msg);
if (response && !strcmp (response, "OK")) {
@@ -214,7 +219,7 @@ gdm_authenticate_connection (GdmProtocol
XauDisposeAuth (xau);
msg = g_strdup_printf (GDM_PROTOCOL_MSG_AUTHENTICATE " %s", buffer);
- response = gdm_send_protocol_msg (data, msg);
+ response = dm_send_protocol_msg (data, msg);
g_free (msg);
if (response && !strcmp (response, "OK")) {
@@ -237,7 +242,7 @@ gdm_authenticate_connection (GdmProtocol
}
static void
-gdm_shutdown_protocol_connection (GdmProtocolData *data)
+dm_shutdown_protocol_connection (GdmProtocolData *data)
{
if (data->fd) {
close (data->fd);
@@ -268,7 +273,7 @@ gdm_init_protocol_connection (GdmProtoco
g_warning ("Failed to create GDM socket: %s",
g_strerror (errno));
- gdm_shutdown_protocol_connection (data);
+ dm_shutdown_protocol_connection (data);
return FALSE;
}
@@ -279,18 +284,18 @@ gdm_init_protocol_connection (GdmProtoco
g_warning ("Failed to establish a connection with GDM: %s",
g_strerror (errno));
- gdm_shutdown_protocol_connection (data);
+ dm_shutdown_protocol_connection (data);
return FALSE;
}
- response = gdm_send_protocol_msg (data, GDM_PROTOCOL_MSG_VERSION);
+ response = dm_send_protocol_msg (data, GDM_PROTOCOL_MSG_VERSION);
if (!response || strncmp (response, "GDM ", strlen ("GDM ") != 0)) {
g_free (response);
g_warning ("Failed to get protocol version from GDM");
- gdm_shutdown_protocol_connection (data);
+ dm_shutdown_protocol_connection (data);
return FALSE;
}
@@ -299,13 +304,76 @@ gdm_init_protocol_connection (GdmProtoco
if (!gdm_authenticate_connection (data)) {
g_warning ("Failed to authenticate with GDM");
- gdm_shutdown_protocol_connection (data);
+ dm_shutdown_protocol_connection (data);
return FALSE;
}
return TRUE;
}
+static gboolean
+kdm_init_protocol_connection (GdmProtocolData *data)
+{
+ struct sockaddr_un addr;
+ char *dm_display;
+ char *dm_control;
+ char *p0 = NULL;
+
+ g_assert (data->fd <= 0);
+
+ data->fd = socket (AF_UNIX, SOCK_STREAM, 0);
+ if (data->fd < 0) {
+ g_warning ("Failed to create KDM socket: %s",
+ g_strerror (errno));
+ dm_shutdown_protocol_connection (data);
+ return FALSE;
+ }
+
+ dm_display = g_strdup (g_getenv ("DISPLAY"));
+ dm_control = g_strdup (g_getenv ("DM_CONTROL"));
+
+ if (dm_display && (p0 = strchr (dm_display, ':')))
+ p0 = strchr (p0, '.');
+
+ if (!dm_control || !strlen (dm_control) ||
+ !dm_display || !strlen (dm_display)) {
+ g_free (dm_control);
+ g_free (dm_display);
+
+ g_warning ("Could not locate KDM socket.");
+ dm_shutdown_protocol_connection (data);
+ return FALSE;
+ }
+
+ snprintf (addr.sun_path, sizeof (addr.sun_path), "%s/dmctl-%.*s/socket",
+ dm_control, p0 ? p0 - dm_display : 512, dm_display);
+ addr.sun_family = AF_UNIX;
+
+ g_free (dm_display);
+ g_free (dm_control);
+
+ if (connect (data->fd, (struct sockaddr *) &addr, sizeof (addr)) < 0) {
+ g_warning ("Failed to establish a connection with KDM: %s",
+ g_strerror (errno));
+ dm_shutdown_protocol_connection (data);
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+static gboolean
+dm_init_protocol_connection (GdmProtocolData *data)
+{
+ if (g_getenv ("DM_CONTROL") && !g_getenv ("GDMSESSION")) {
+ data->is_kdm = TRUE;
+ return kdm_init_protocol_connection (data);
+ }
+
+ data->is_kdm = FALSE;
+ return gdm_init_protocol_connection (data);
+}
+
static void
gdm_parse_query_response (GdmProtocolData *data,
const char *response)
@@ -360,7 +428,23 @@ gdm_parse_query_response (GdmProtocolDat
}
static void
-gdm_update_logout_actions (GdmProtocolData *data)
+kdm_parse_query_response (GdmProtocolData *data,
+ const char *response)
+{
+ data->available_actions = GDM_LOGOUT_ACTION_NONE;
+ data->current_actions = GDM_LOGOUT_ACTION_NONE;
+
+ if (!response)
+ return;
+
+ if (strstr (response, "\tshutdown"))
+ data->available_actions |= GDM_LOGOUT_ACTION_SHUTDOWN | GDM_LOGOUT_ACTION_REBOOT;
+ if (strstr (response, "\tsuspend"))
+ data->available_actions |= GDM_LOGOUT_ACTION_SUSPEND;
+}
+
+static void
+dm_update_logout_actions (GdmProtocolData *data)
{
time_t current_time;
char *response;
@@ -373,26 +457,35 @@ gdm_update_logout_actions (GdmProtocolDa
data->last_update = current_time;
- if (!gdm_init_protocol_connection (data)) {
+ if (!dm_init_protocol_connection (data)) {
return;
}
- if ((response = gdm_send_protocol_msg (data, GDM_PROTOCOL_MSG_QUERY_ACTION))) {
- gdm_parse_query_response (data, response);
- g_free (response);
+ if (data->is_kdm) {
+ /* KDM */
+ if ((response = dm_send_protocol_msg (data, KDM_PROTOCOL_MSG_QUERY_ACTION))) {
+ kdm_parse_query_response (data, response);
+ g_free (response);
+ }
+ } else {
+ /* GDM */
+ if ((response = dm_send_protocol_msg (data, GDM_PROTOCOL_MSG_QUERY_ACTION))) {
+ gdm_parse_query_response (data, response);
+ g_free (response);
+ }
}
- gdm_shutdown_protocol_connection (data);
+ dm_shutdown_protocol_connection (data);
}
gboolean
gdm_is_available (void)
{
- if (!gdm_init_protocol_connection (&gdm_protocol_data)) {
+ if (!dm_init_protocol_connection (&gdm_protocol_data)) {
return FALSE;
}
- gdm_shutdown_protocol_connection (&gdm_protocol_data);
+ dm_shutdown_protocol_connection (&gdm_protocol_data);
return TRUE;
}
@@ -400,7 +493,7 @@ gdm_is_available (void)
gboolean
gdm_supports_logout_action (GdmLogoutAction action)
{
- gdm_update_logout_actions (&gdm_protocol_data);
+ dm_update_logout_actions (&gdm_protocol_data);
return (gdm_protocol_data.available_actions & action) != 0;
}
@@ -408,21 +501,15 @@ gdm_supports_logout_action (GdmLogoutAct
GdmLogoutAction
gdm_get_logout_action (void)
{
- gdm_update_logout_actions (&gdm_protocol_data);
+ dm_update_logout_actions (&gdm_protocol_data);
return gdm_protocol_data.current_actions;
}
-void
-gdm_set_logout_action (GdmLogoutAction action)
+static char *
+gdm_logout_action_msg (GdmLogoutAction action)
{
char *action_str = NULL;
- char *msg;
- char *response;
-
- if (!gdm_init_protocol_connection (&gdm_protocol_data)) {
- return;
- }
switch (action) {
case GDM_LOGOUT_ACTION_NONE:
@@ -439,16 +526,58 @@ gdm_set_logout_action (GdmLogoutAction a
break;
}
- msg = g_strdup_printf (GDM_PROTOCOL_MSG_SET_ACTION " %s", action_str);
+ return g_strdup_printf (GDM_PROTOCOL_MSG_SET_ACTION " %s", action_str);
+}
+
+static char *
+kdm_logout_action_msg (GdmLogoutAction action)
+{
+ char *msg = NULL;
+
+ switch (action) {
+ case GDM_LOGOUT_ACTION_NONE:
+ msg = g_strdup ("shutdown\tcancel");
+ break;
+ case GDM_LOGOUT_ACTION_SHUTDOWN:
+ msg = g_strdup ("shutdown\thalt\task");
+ break;
+ case GDM_LOGOUT_ACTION_REBOOT:
+ msg = g_strdup ("shutdown\treboot\task");
+ break;
+ case GDM_LOGOUT_ACTION_SUSPEND:
+ msg = g_strdup ("suspend");
+ break;
+ default:
+ msg = g_strdup ("");
+ break;
+ }
+
+ return msg;
+}
+
+void
+gdm_set_logout_action (GdmLogoutAction action)
+{
+ char *msg;
+ char *response;
+
+ if (!dm_init_protocol_connection (&gdm_protocol_data)) {
+ return;
+ }
+
+ if (gdm_protocol_data.is_kdm)
+ msg = kdm_logout_action_msg (action);
+ else
+ msg = gdm_logout_action_msg (action);
- response = gdm_send_protocol_msg (&gdm_protocol_data, msg);
+ response = dm_send_protocol_msg (&gdm_protocol_data, msg);
g_free (msg);
g_free (response);
gdm_protocol_data.last_update = 0;
- gdm_shutdown_protocol_connection (&gdm_protocol_data);
+ dm_shutdown_protocol_connection (&gdm_protocol_data);
}
void
@@ -456,16 +585,16 @@ gdm_new_login (void)
{
char *response;
- if (!gdm_init_protocol_connection (&gdm_protocol_data)) {
+ if (!dm_init_protocol_connection (&gdm_protocol_data)) {
return;
}
- response = gdm_send_protocol_msg (&gdm_protocol_data,
- GDM_PROTOCOL_MSG_FLEXI_XSERVER);
+ response = dm_send_protocol_msg (&gdm_protocol_data,
+ GDM_PROTOCOL_MSG_FLEXI_XSERVER);
g_free (response);
gdm_protocol_data.last_update = 0;
- gdm_shutdown_protocol_connection (&gdm_protocol_data);
+ dm_shutdown_protocol_connection (&gdm_protocol_data);
}
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