Merge pull request #435 from nikakis/introduce-support-for-snmp

Introduce parsing for `/proc/<pid>/net/snmp`, `/proc/<pid>/net/snmp6` and `/proc/<pid>/net/netstat`.

Author: pgier

fixtures.ttar

@@ -156,6 +156,125 @@ Inter-|   Receive                                                |  Transmit
   eth0:     438       5    0    0    0     0          0         0      648       8    0    0    0     0       0          0
 Mode: 644
 # ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
+Path: fixtures/proc/26231/net/snmp
+Lines: 12
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+Icmp: 45 1 0 45 0 0 0 0 0 0 0 0 0 0 50 0 50 0 0 0 0 0 0 0 0 0 0
+IcmpMsg: InType3 OutType3
+IcmpMsg: 45 50
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+Tcp: 1 200 120000 -1 1103 9 8 51 15 653161 594855 348 98 1038 0
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+Udp: 10179 50 0 9846 0 0 0 58
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+UdpLite: 0 0 0 0 0 0 0 0
+Mode: 644
+# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
+Path: fixtures/proc/26231/net/netstat
+Lines: 4
+TcpExt: SyncookiesSent SyncookiesRecv SyncookiesFailed EmbryonicRsts PruneCalled RcvPruned OfoPruned OutOfWindowIcmps LockDroppedIcmps ArpFilter TW TWRecycled TWKilled PAWSActive PAWSEstab DelayedACKs DelayedACKLocked DelayedACKLost ListenOverflows ListenDrops TCPHPHits TCPPureAcks TCPHPAcks TCPRenoRecovery TCPSackRecovery TCPSACKReneging TCPSACKReorder TCPRenoReorder TCPTSReorder TCPFullUndo TCPPartialUndo TCPDSACKUndo TCPLossUndo TCPLostRetransmit TCPRenoFailures TCPSackFailures TCPLossFailures TCPFastRetrans TCPSlowStartRetrans TCPTimeouts TCPLossProbes TCPLossProbeRecovery TCPRenoRecoveryFail TCPSackRecoveryFail TCPRcvCollapsed TCPDSACKOldSent TCPDSACKOfoSent TCPDSACKRecv TCPDSACKOfoRecv TCPAbortOnData TCPAbortOnClose TCPAbortOnMemory TCPAbortOnTimeout TCPAbortOnLinger TCPAbortFailed TCPMemoryPressures TCPMemoryPressuresChrono TCPSACKDiscard TCPDSACKIgnoredOld TCPDSACKIgnoredNoUndo TCPSpuriousRTOs TCPMD5NotFound TCPMD5Unexpected TCPMD5Failure TCPSackShifted TCPSackMerged TCPSackShiftFallback TCPBacklogDrop PFMemallocDrop TCPMinTTLDrop TCPDeferAcceptDrop IPReversePathFilter TCPTimeWaitOverflow TCPReqQFullDoCookies TCPReqQFullDrop TCPRetransFail TCPRcvCoalesce TCPOFOQueue TCPOFODrop TCPOFOMerge TCPChallengeACK TCPSYNChallenge TCPFastOpenActive TCPFastOpenActiveFail TCPFastOpenPassive TCPFastOpenPassiveFail TCPFastOpenListenOverflow TCPFastOpenCookieReqd TCPFastOpenBlackhole TCPSpuriousRtxHostQueues BusyPollRxPackets TCPAutoCorking TCPFromZeroWindowAdv TCPToZeroWindowAdv TCPWantZeroWindowAdv TCPSynRetrans TCPOrigDataSent TCPHystartTrainDetect TCPHystartTrainCwnd TCPHystartDelayDetect TCPHystartDelayCwnd TCPACKSkippedSynRecv TCPACKSkippedPAWS TCPACKSkippedSeq TCPACKSkippedFinWait2 TCPACKSkippedTimeWait TCPACKSkippedChallenge TCPWinProbe TCPKeepAlive TCPMTUPFail TCPMTUPSuccess TCPWqueueTooBig
+TcpExt: 0 0 0 1 0 0 0 0 0 0 83 0 0 0 3640 287 1 7460 0 0 134193 1335 829 0 4 0 1 0 0 0 0 1 19 0 0 0 0 3 0 32 100 4 0 0 0 7460 2421 49 1 62 6 0 23 0 7 0 0 0 0 19 2 0 0 0 0 0 6 0 0 0 0 3 0 0 0 0 92425 65515 0 2421 4 4 0 0 0 0 0 0 0 0 0 10 0 0 0 16 2221 0 0 2 45 0 0 3 0 0 0 0 456 0 0 0
+IpExt: InNoRoutes InTruncatedPkts InMcastPkts OutMcastPkts InBcastPkts OutBcastPkts InOctets OutOctets InMcastOctets OutMcastOctets InBcastOctets OutBcastOctets InCsumErrors InNoECTPkts InECT1Pkts InECT0Pkts InCEPkts ReasmOverlaps
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+Mode: 644
+# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
+Path: fixtures/proc/26231/net/snmp6
+Lines: 92
+Ip6InReceives                   	92166
+Ip6InHdrErrors                  	0
+Ip6InTooBigErrors               	0
+Ip6InNoRoutes                   	0
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+Icmp6InErrors                   	0
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+Icmp6InGroupMembResponses       	0
+Icmp6InGroupMembReductions      	0
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+UdpLite6InCsumErrors            	0
+Mode: 644
+# ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 Directory: fixtures/proc/26231/ns
 Mode: 755
 # ttar - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -