/*
- * $Id: sysdep.c 7989 2009-10-31 15:29:37Z davew $
- *
* Citadel context management stuff.
* Here's where we (hopefully) have all the code that manipulates contexts.
*
CtdlLogPrintf(CTDL_INFO, "Didn't terminate %d protected idle sessions;\n", killed);
}
+void terminate_stuck_sessions(void)
+{
+ CitContext *ccptr;
+ int killed = 0;
+
+ begin_critical_section(S_SESSION_TABLE);
+ for (ccptr = ContextList; ccptr != NULL; ccptr = ccptr->next) {
+ if (ccptr->client_socket != -1)
+ {
+ close(ccptr->client_socket);
+ ccptr->client_socket = -1;
+ killed++;
+ }
+ }
+ end_critical_section(S_SESSION_TABLE);
+ if (killed > 0)
+ CtdlLogPrintf(CTDL_INFO, "Flushed %d stuck sessions\n", killed);
+}
+
/*
}
FreeStrBuf(&con->MigrateBuf);
- FreeStrBuf(&con->ReadBuf);
+ FreeStrBuf(&con->RecvBuf.Buf);
CtdlLogPrintf(CTDL_DEBUG, "Done with RemoveContext()\n");
}
return NULL;
}
memset(me, 0, sizeof(CitContext));
-
/* Give the contaxt a name. Hopefully makes it easier to track */
strcpy (me->user.fullname, "SYS_notauth");
* the list.
*/
me->MigrateBuf = NewStrBuf();
- me->ReadBuf = NewStrBuf();
+ me->RecvBuf.Buf = NewStrBuf();
begin_critical_section(S_SESSION_TABLE);
me->cs_pid = ++next_pid;
me->prev = NULL;
me->next = ContextList;
+ me->lastcmd = time(NULL); /* set lastcmd to now to prevent idle timer infanticide */
ContextList = me;
if (me->next != NULL) {
me->next->prev = me;
}
+/*
+ * Initialize a new context and place it in the list. The session number
+ * used to be the PID (which is why it's called cs_pid), but that was when we
+ * had one process per session. Now we just assign them sequentially, starting
+ * at 1 (don't change it to 0 because masterCC uses 0).
+ */
+CitContext *CloneContext(CitContext *CloneMe) {
+ CitContext *me;
+ static int next_pid = 0;
+
+ me = (CitContext *) malloc(sizeof(CitContext));
+ if (me == NULL) {
+ CtdlLogPrintf(CTDL_ALERT, "citserver: can't allocate memory!!\n");
+ return NULL;
+ }
+ memcpy(me, CloneMe, sizeof(CitContext));
+
+ memset(&me->RecvBuf, 0, sizeof(IOBuffer));
+ memset(&me->SendBuf, 0, sizeof(IOBuffer));
+ memset(&me->SBuf, 0, sizeof(IOBuffer));
+ me->MigrateBuf = NULL;
+ me->sMigrateBuf = NULL;
+ me->redirect_buffer = NULL;
+#ifdef HAVE_OPENSSL
+ me->ssl = NULL;
+#endif
+
+ me->download_fp = NULL;
+ me->upload_fp = NULL;
+ /// TODO: what about the room/user?
+ me->ma = NULL;
+ me->openid_data = NULL;
+ me->ldap_dn = NULL;
+ me->session_specific_data = NULL;
+
+ me->MigrateBuf = NewStrBuf();
+ me->RecvBuf.Buf = NewStrBuf();
+
+ begin_critical_section(S_SESSION_TABLE);
+ {
+ me->cs_pid = ++next_pid;
+ me->prev = NULL;
+ me->next = ContextList;
+ me->lastcmd = time(NULL); /* set lastcmd to now to prevent idle timer infanticide */
+ ContextList = me;
+ if (me->next != NULL) {
+ me->next->prev = me;
+ }
+ ++num_sessions;
+ }
+ end_critical_section(S_SESSION_TABLE);
+ return (me);
+}
+
+
/*
* Return an array containing a copy of the context list.
* This allows worker threads to perform "for each context" operations without
strcpy (sysname, "SYS_");
strcat (sysname, name);
len = cutuserkey(sysname);
+ memcpy(context->curr_user, sysname, len + 1);
+ context->client_socket = (-1);
+
/* internal_create_user has the side effect of loading the user regardless of wether they
* already existed or needed to be created
*/
if (context->user.usernum == 0)
{ /* old system user with number 0, upgrade it */
context->user.usernum = get_new_user_number();
- CtdlLogPrintf(CTDL_DEBUG, "Upgrading system user \"%s\" from user number 0 to user number %d\n", context->user.fullname, context->user.usernum);
+ CtdlLogPrintf(CTDL_DEBUG, "Upgrading system user \"%s\" from user number 0 to user number %ld\n", context->user.fullname, context->user.usernum);
/* add user to the database */
CtdlPutUser(&(context->user));
cdb_store(CDB_USERSBYNUMBER, &(context->user.usernum), sizeof(long), context->user.fullname, strlen(context->user.fullname)+1);
}
}
+/*
+ * flush it again...
+ */
+void CtdlClearSystemContext(void)
+{
+ CitContext *CCC = MyContext();
+
+ memset(CCC, 0, sizeof(CitContext));
+ citthread_setspecific(MyConKey, NULL);
+}
+
/*
* Cleanup any contexts that are left lying around
*/
-/*
- * Bind a thread to a context. (It's inline merely to speed things up.)
- */
-INLINE void become_session(CitContext *which_con) {
-/*
- pid_t tid = syscall(SYS_gettid);
-*/
- citthread_setspecific(MyConKey, (void *)which_con );
-/*
- CtdlLogPrintf(CTDL_DEBUG, "[%d]: Now doing %s\n",
- (int) tid,
- ((which_con != NULL) && (which_con->ServiceName != NULL)) ?
- which_con->ServiceName:"");
-*/
-}
-
/*
* Set the "async waiting" flag for a session, if applicable