From a246fd582de861f3d4bb69ed2aa9fc47e1b7b441 Mon Sep 17 00:00:00 2001
From: Jay Sorg <jay.sorg@gmail.com>
Date: Mon, 16 Jul 2012 13:20:26 -0700
Subject: [PATCH] sesman: added option to run reconnectwm.sh on session
 reconnect

---
 sesman/scp_v0.c  |  1 +
 sesman/session.c | 64 +++++++++++++++++++++++++++++++++++++++++++++---
 sesman/session.h |  3 +++
 3 files changed, 64 insertions(+), 4 deletions(-)

diff --git a/sesman/scp_v0.c b/sesman/scp_v0.c
index da60f294..dac04ad3 100644
--- a/sesman/scp_v0.c
+++ b/sesman/scp_v0.c
@@ -88,6 +88,7 @@ scp_v0_process(struct SCP_CONNECTION* c, struct SCP_SESSION* s)
                     "display :%d.0, session_pid %d", s->username, display,
                     s_item->pid);
       }
+      session_reconnect(display, s->username);
       auth_end(data);
       /* don't set data to null here */
     }
diff --git a/sesman/session.c b/sesman/session.c
index 8acc09c2..2ecdad63 100644
--- a/sesman/session.c
+++ b/sesman/session.c
@@ -49,6 +49,7 @@ static char* g_sync_client_ip;
 static tbus g_sync_data;
 static tui8 g_sync_type;
 static int g_sync_result;
+static int g_sync_cmd;
 
 /**
  * Creates a string consisting of all parameters that is hosted in the param list
@@ -627,6 +628,30 @@ session_start_fork(int width, int height, int bpp, char* username,
   return display;
 }
 
+/******************************************************************************/
+/* called with the main thread */
+static int APP_CC
+session_reconnect_fork(int display, char* username)
+{
+  int pid;
+  char text[256];
+
+  pid = g_fork();
+  if (pid == -1)
+  {
+  }
+  else if (pid == 0)
+  {
+    env_set_user(username, 0, display);
+    g_sprintf(text, "%s/%s", XRDP_CFG_PATH, "reconnectwm.sh");
+    if (g_file_exist(text))
+    {
+      g_execlp3(text, g_cfg->default_wm, 0);
+    }
+  }
+  return display;
+}
+
 /******************************************************************************/
 /* called by a worker thread, ask the main thread to call session_sync_start
    and wait till done */
@@ -640,6 +665,7 @@ session_start(int width, int height, int bpp, char* username, char* password,
   /* lock mutex */
   lock_sync_acquire();
   /* set shared vars */
+  g_sync_cmd = 0;
   g_sync_width = width;
   g_sync_height = height;
   g_sync_bpp = bpp;
@@ -662,15 +688,45 @@ session_start(int width, int height, int bpp, char* username, char* password,
   return display;
 }
 
+/******************************************************************************/
+/* called by a worker thread, ask the main thread to call session_sync_start
+   and wait till done */
+int DEFAULT_CC
+session_reconnect(int display, char* username)
+{
+  /* lock mutex */
+  lock_sync_acquire();
+  /* set shared vars */
+  g_sync_cmd = 1;
+  g_sync_width = display;
+  g_sync_username = username;
+  /* set event for main thread to see */
+  g_set_wait_obj(g_sync_event);
+  /* wait for main thread to get done */
+  lock_sync_sem_acquire();
+  /* unlock mutex */
+  lock_sync_release();
+  return 0;
+}
+
 /******************************************************************************/
 /* called with the main thread */
 int APP_CC
 session_sync_start(void)
 {
-  g_sync_result = session_start_fork(g_sync_width, g_sync_height, g_sync_bpp,
-                                     g_sync_username, g_sync_password,
-                                     g_sync_data, g_sync_type, g_sync_domain,
-                                     g_sync_program, g_sync_directory, g_sync_client_ip);
+  if (g_sync_cmd == 0)
+  {
+    g_sync_result = session_start_fork(g_sync_width, g_sync_height, g_sync_bpp,
+                                       g_sync_username, g_sync_password,
+                                       g_sync_data, g_sync_type, g_sync_domain,
+                                       g_sync_program, g_sync_directory,
+                                       g_sync_client_ip);
+  }
+  else
+  {
+    /* g_sync_width is really display */
+    g_sync_result = session_reconnect_fork(g_sync_width, g_sync_username);
+  }
   lock_sync_sem_release();
   return 0;
 }
diff --git a/sesman/session.h b/sesman/session.h
index aa15cfe7..a8de90d5 100644
--- a/sesman/session.h
+++ b/sesman/session.h
@@ -107,6 +107,9 @@ session_start(int width, int height, int bpp, char* username, char* password,
               long data, tui8 type, char* domain, char* program,
               char* directory, char* client_ip);
 
+int DEFAULT_CC
+session_reconnect(int display, char* username);
+
 /**
  *
  * @brief starts a session