activeSessions rewrite to prevent deadlock.

1 files changed, 17 insertions, 3 deletions

diff --git a/server/src/session.cc b/server/src/session.cc
index 6bb4440..57499f9 100644
--- a/server/src/session.cc
+++ b/server/src/session.cc
@@ -346,15 +346,29 @@ void Sessions::store()
   */
 }
 
-std::vector<std::string> Sessions::activeSessions()
+std::vector<Sessions::SessionInfo> Sessions::activeSessions()
 {
   MutexAutolock lock(mutex);
 
-  std::vector<std::string> act;
+  std::vector<SessionInfo> act;
 
   std::map<std::string, Session*>::iterator i = sessions.begin();
   while(i != sessions.end()) {
-    act.push_back(i->first);
+    Session *s = i->second;
+    SessionInfo si;
+    si.id = i->first;
+    si.templ = "LOCKED"
+
+    if(s->trylock()) {
+      // si.user = "simpson";
+      // si.course = s->course;
+      si.patientid = s->patientid;
+      si.templ = s->templ;
+      si.idle = s->idle();
+      // si.ondisc = false;
+      s->unlock();
+    }
+    act.push_back(si);
     i++;
   }