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System flow-accounting seems to be broken.
Closed, ResolvedPublicBUG

Description

System flow-accounting perl script seems to be broken.

Simple flow-accounting configuration:

flow-accounting {
    interface eth0.10
    interface eth1
}

Obtained from:

set system flow-accounting interface eth1
set system flow-accounting interface eth0.10
commit

Results in:

$ sh flow-accounting interface eth1 | strip-private 
Argument "tcp" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 81.
Argument "--" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 82.
Argument "udp" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 81.
Argument "--" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 82.
Argument "udp" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 81.
Argument "--" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 82.
Argument "udp" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 81.
Argument "--" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 82.
Argument "udp" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 81.
Argument "--" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 82.
Argument "udp" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 81.
Argument "--" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 82.
Argument "udp" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 81.
Argument "--" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 82.
Argument "udp" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 81.
Argument "--" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 82.
Argument "udp" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 81.
Argument "--" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 82.
Argument "udp" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 81.
Argument "--" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 82.
Argument "igmp" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 81.
Argument "--" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 82.
Argument "udp" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 81.
Argument "--" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 82.
Argument "udp" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 81.
Argument "--" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 82.
Argument "igmp" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 81.
Argument "--" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 82.
Argument "igmp" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 81.
Argument "--" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 82.
Argument "igmp" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 81.
Argument "--" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 82.
Argument "igmp" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 81.
Argument "--" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 82.
Argument "igmp" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 81.
Argument "--" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 82.
Argument "igmp" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 81.
Argument "--" isn't numeric in addition (+) at /opt/vyatta/bin/sudo-users/vyatta-show-acct.pl line 82.
flow-accounting for [eth1]
Src Addr        Dst Addr        Sport Dport Proto    Packets      Bytes   Flows
xxx.xxx.20.108   0               0     0        22        tcp         --      16
xxx.xxx.20.108   0               0     0      1194        udp         --       0
xxx.xxx.108.146 0               0     0      1195        udp         --       0
xxx.xxx.20.108   0               0     0      1900        udp         --       0
xxx.xxx.20.108   0               0     0      1900        udp         --       0
xxx.xxx.20.108   0               0     0      1900        udp         --       0
xxx.xxx.207.99    0               0     0       123        udp         --       0
xxx.xxx.8.17    0               0     0      1900        udp         --       0
xxx.xxx.20.73    0               0     0      1900        udp         --       0
xxx.xxx.20.108   0               0     0      5353        udp         --       0
xxx.xxx.20.237   0               0     0         0       igmp         --       0
xxx.xxx.111.114   0               0     0       123        udp         --       0
xxx.xxx.68.189   0               0     0       123        udp         --       0
xxx.xxx.20.113   0               0     0         0       igmp         --     192
xxx.xxx.20.136   0               0     0         0       igmp         --     192
xxx.xxx.20.110   0               0     0         0       igmp         --     192
xxx.xxx.20.254   0               0     0         0       igmp         --      64
xxx.xxx.20.122   0               0     0         0       igmp         --       0
xxx.xxx.20.108   0               0     0         0       igmp         --     192

Total entries: 19
Total flows  : 848
Total pkts   : 0
Total bytes  : 0

Details

Difficulty level
Unknown (require assessment)
Version
999.201803270337
Why the issue appeared?
Will be filled on close

Event Timeline

Decided to take an actual look at the script. Seems to be a change in pmacct's output, specifically new fields between TOS ($tos) and PACKETS ($pkts).

New time stamp values make use of white space inside, which makes parsing via simple splitting on white space no longer viable unless you seperate date and time. I suggest using the CSV formatting option for pmacct's output instead if 1 to 1 header preservation is desired.

Watcher7 changed the task status from Open to In progress.Apr 3 2018, 6:08 AM
Watcher7 claimed this task.
Watcher7 triaged this task as Low priority.

Initial observation was wrong. Field headers do not seem to match to values.

Pull request here:
https://github.com/vyos/vyatta-netflow/pull/2

Watcher7 moved this task from Need Triage to Finished on the VyOS 1.2 Crux board.