[rancid] Re: ERX bugs in Rancid?

Mark Loveley mloveley at plus.net
Thu Jul 5 08:35:23 UTC 2007


On 17 Jun 2007, at 20:24, john heasley wrote:

> Fri, Jun 15, 2007 at 04:11:13PM +0200, Neil Orley:
>> Hello,
>>
>> I've just commmented in this line 266 in the clogin file, and now  
>> it seems
>> to work fine with the ERX1440 :
>
> Could you provide more information?  What is the actually output of  
> the
> dir command?

For me the problem is in both the commands "show env all" and "dir".

I have been seeing diffs like this for a long time. The differences  
for "show env all" are:-

   ! power: A ok, B ok
- ! *** srp redundancy: mode is file-system-synchronization         
auto-sync
+ ! srp redundancy: mode is file-system-synchronization        auto-sync
   ! enabled, switch-on-error enabled
- ! out of sync (file system)
+ ! in sync
   ! slots: ok

   ! power: A ok, B ok
   ! srp redundancy: mode is file-system-synchronization        auto- 
sync
   ! enabled, switch-on-error enabled
- ! in sync
+ ! sync in progress
   ! slots: ok

   ! power: A ok, B ok
   ! srp redundancy: mode is high-availability, state active
   !     auto-sync enabled, switch-on-error enabled
- !     sync in progress
+ !     in sync
   ! slots: ok
   !     online: 0 1 7 11 13


And for "dir" are:-

- !Flash: *** Active/standby file systems are not synchronized. ***
- !Flash: Active System Controller:
+ !Flash: active/standby file systems are synchronized
   !Flash:                                      
unshared                          in
   !Flash:         file              size        size          date  
(GMT)        use
   !Flash: ---------------------   ---------   ---------    
-------------------   ---
   !Flash: XXXXXXXXXXXXXXXXXXXXX      296984      296984   09/30/2005  
03:55:22    !
@@ -107,9 +106,8 @@
   !Flash: XXXXXXXXXXXXXXXXXXXXX   154139239   137984153   07/29/2005  
03:21:34    !
   !Flash: XXXXXXXXXXXXXXXXXXXXX   154263057   138107971   09/30/2005  
03:52:32    !
   !Flash: XXXXXXXXXXXXXXXXXXXXX       91388       91388   09/30/2005  
03:55:50
   !Flash: Capacity = 1025482752, Bytes Free = 660847516, Reserved =  
68157440
- !Flash: Standby System Controller file system is currently  
unavailable.


- !Flash: *** Active/standby file systems are being synchronized. ***
+ !Flash: Active/standby file systems are synchronized.
   !Flash:                                            unshared
   !Flash:             file                 size        size           
date (GMT)
   !Flash: ----------------------------   ---------   ---------    
-------------------

- !Flash: Active/standby file systems are synchronized.
- !Flash:                                         
unshared                          in
- !Flash:           file               size        size          date  
(GMT)        use
- !Flash: ------------------------   ---------   ---------    
-------------------   ---
- !Flash: disk0:reboot.hty               10624       10624    
02/16/2007 04:36:36
- !Flash: disk0:system.log                 171         171    
02/16/2007 04:26:18
- !Flash: disk0:XXXXXXXXXX.rel       123538358   122344440    
01/26/2007 12:45:58
- !Flash: disk0:XXXXXXXXXX.rel       117722882   116528964    
02/16/2007 04:02:28    !
- !Flash: standby-disk0:reboot.hty       14144       14144    
02/16/2007 04:33:00
- !Flash: standby-disk0:system.log         882         882    
01/29/2007 08:18:20
- !Flash:                   Disk capacity
- !Flash:                   -------------
- !Flash:                   Capacity      Free      Reserved
- !Flash:     Device        (bytes)      (bytes)    (bytes)
- !Flash: --------------   ----------   ---------   --------
- !Flash: disk0:           1047674880   756345387   68157440
- !Flash: standby-disk0:   1047674880   756218546   68157440
+ !Flash: *** Active/standby file systems are being synchronized. ***
+ !Flash:                                     
unshared                          in
+ !Flash:         file             size        size          date  
(GMT)        use
+ !Flash: --------------------   ---------   ---------    
-------------------   ---
+ !Flash: disk0:reboot.hty           10624       10624   02/16/2007  
04:36:36
+ !Flash: disk0:system.log             171         171   02/16/2007  
04:26:18
+ !Flash: disk0:XXXXXXXXXX.rel   123538358   122344440   01/26/2007  
12:45:58
+ !Flash: disk0:XXXXXXXXXX.rel   117722882   116528964   02/16/2007  
04:02:28    !
+ !Flash:               Disk capacity
+ !Flash:               -------------
+ !Flash:           Capacity      Free      Reserved
+ !Flash: Device    (bytes)      (bytes)    (bytes)
+ !Flash: ------   ----------   ---------   --------
+ !Flash: disk0:   1047674880   756345387   68157440

I have stopped the uninteresting diffs by making chahges to jerancid  
as below.

In sub DirSlotN  making the following string compare case insensitive  
obviously helps. As at some point Juniper changed the case in the  
active/standby text.

         return(-1) if (/active\/standby/i && /not sync/);

In sub ShowEnv these changes have worked for me, it may not be the  
best way of doing this.

sub ShowEnv {
     print STDERR "    In ShowEnv: $_" if ($debug);
     my $autoSyncEna = 0;                # assume auto-sync is disabled

     while (<INPUT>) {
         tr/\015//d;
         last if (/^$prompt/);
         next if (/^(\s*|\s*$cmd\s*)$/);
         next if (/^Please wait/i);
         return(-1) if (/command authorization failed/i);

         # is autoSync enabled?
         $autoSyncEna =1 if (/enabled, switch-on-error  
enabled/);        # fileSync mode (text has wrapped)
         $autoSyncEna =1 if (/auto-sync  
enabled/);                       # HA mode

         # fail if the RP is amid the auto-sync process
         return(-1) if (($autoSyncEna == 1) && (/out of sync \(file  
system\)/)); # fileSync mode
         return(-1) if (($autoSyncEna == 1) && (/sync in  
progress/));            # HA mode
#       return(-1) if (/auto-sync enabled/ && !/in sync/);

The last line in the above output is commented as it is not valid on  
my ERX's as "in sync" and "auto-sync enabled" appear on multiple  
lines or split across multiple lines (you can see that in the above  
diff's).

These changes appear to have stopped the uninteresting diffs for me.

HTH
Mark
-- 
| Mark Loveley                                  Broadband Solutions for
| Network Engineer                                    home and business
| PlusNet PLC                                             @www.plus.net
| Registered Office: Internet House, 2 Tenter Street, Sheffield, S1 4BY
| Registered in England no: 3279013
+ ------------ PlusNet - The smarter way to broadband ----------------+


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