[Samba] eventlog functionality

[ray klassen]

maybe if this gets to be a habit I will do the git thing. But for now I've got 3 DC's to patch


--- ../samba.orig/samba-4.8.4/source3/rpc_server/srvsvc/srv_srvsvc_nt.c    2018-01-17 00:08:39.000000000 -0800
+++ source3/rpc_server/srvsvc/srv_srvsvc_nt.c    2018-09-12 16:11:12.847142820 -0700
@@ -872,6 +872,8 @@
  * count the num of open files on all sessions
  *******************************************************************/
 
+/***/
+
 static void net_count_files_for_all_sess(struct srvsvc_NetSessCtr1 *ctr1,
                      struct sessionid *session_list,
                      uint32_t resume_handle,
@@ -964,6 +966,71 @@
 }
 
 /*******************************************************************
+ fill in a sess info level 10 structure.
+ ********************************************************************/
+
+static WERROR init_srv_sess_info_10(struct pipes_struct *p,
+                   struct srvsvc_NetSessCtr10 *ctr10,
+                   uint32_t *resume_handle_p,
+                   uint32_t *total_entries)
+{
+    struct sessionid *session_list;
+    uint32_t num_entries = 0;
+    time_t now = time(NULL);
+    uint32_t resume_handle = resume_handle_p ? *resume_handle_p : 0;
+
+    ZERO_STRUCTP(ctr10);
+
+    if (ctr10 == NULL) {
+        if (resume_handle_p) {
+            *resume_handle_p = 0;
+        }
+        return WERR_OK;
+    }
+
+    *total_entries = list_sessions(p->mem_ctx, &session_list);
+
+    if (resume_handle >= *total_entries) {
+        if (resume_handle_p) {
+            *resume_handle_p = 0;
+        }
+        return WERR_OK;
+    }
+
+    /* We know num_entries must be positive, due to
+       the check resume_handle >= *total_entries above. */
+
+    num_entries = *total_entries - resume_handle;
+
+    ctr10->array = talloc_zero_array(p->mem_ctx,
+                   struct srvsvc_NetSessInfo10,
+                   num_entries);
+
+    W_ERROR_HAVE_NO_MEMORY(ctr10->array);
+
+    for (num_entries = 0; resume_handle < *total_entries; num_entries++, resume_handle++) {
+        uint32_t connect_time;
+
+        connect_time = (uint32_t)(now - session_list[resume_handle].connect_start);
+              
+        ctr10->array[num_entries].client        = session_list[resume_handle].remote_machine;
+        ctr10->array[num_entries].user        = session_list[resume_handle].username;
+        ctr10->array[num_entries].time        = connect_time;
+        ctr10->array[num_entries].idle_time    = 0;
+    }
+
+    if (resume_handle_p) {
+        if (*resume_handle_p >= *total_entries) {
+            *resume_handle_p = 0;
+        } else {
+            *resume_handle_p = resume_handle;
+        }
+    }
+
+    return WERR_OK;
+}
+
+/*******************************************************************
  find the share connection on which this open exists.
  ********************************************************************/
 
@@ -1482,6 +1549,13 @@
                             r->in.resume_handle,
                             r->out.totalentries);
             break;
+
+        case 10:
+            werr = init_srv_sess_info_10(p,
+                            r->in.info_ctr->ctr.ctr10,
+                            r->in.resume_handle,
+                            r->out.totalentries);
+            break;
         default:
             return WERR_INVALID_LEVEL;
     }


    On Wednesday, 12 September 2018, 16:37:26 GMT-7, Andrew Bartlett via samba <samba at lists.samba.org> wrote:  
 
 On Wed, 2018-09-12 at 16:23 -0700, Ray Klassen via samba wrote:
> On 2018-09-12 09:44 AM, Jeremy Allison via samba wrote:
> > 
> > On Wed, Sep 12, 2018 at 09:30:19AM -0700, Ray Klassen via samba
> > wrote:
> > > 
> > > 
> > > and from the what the hell department. I did it. Comparing
> > > 
> > > https://docs.microsoft.com/en-us/windows/desktop/api/lmshare/ns-l
> > > mshare-_session_info_1
> > > 
> > > 
> > > and
> > > 
> > > https://docs.microsoft.com/en-us/windows/desktop/api/lmshare/ns-l
> > > mshare-_session_info_10
> > > 
> > > and
> > > 
> > > init_srv_sess_info_1
> > > 
> > > 
> > > I copied, pasted and edited myself a init_srv_sess_info_1 and
> > > case  to go
> > > with it. It seems to have compiled...
> > Woo hoo ! Please post as a patch for review :-).
> > 
> Glad to. hope this is ok. I read up on the wiki about doing this via 
> git, but as this is the very first patch I've ever posted to any
> FOSS 
> project I hope you'll forgive the mess.

Thanks for having a go!  Can you re-generate that with diff -u?

If you have the time and patience, Jeremy and I would like to introduce
you to git, and how to make a full git commit and patch, but a diff -u
would be a good start.

Thanks!

Andrew Bartlett
-- 
Andrew Bartlett                      http://samba.org/~abartlet/
Authentication Developer, Samba Team  http://samba.org
Samba Developer, Catalyst IT          http://catalyst.net.nz/services/samba




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