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add linux support for netstat -i
This commit is contained in:
Kelly Brazil
32
README.md
32
README.md
@ -1704,6 +1704,38 @@ $ netstat -r | jc --netstat -p # or: jc -p netstat -r
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"kind": "route"
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}
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]
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$ netstat -i | jc --netstat -p # or: jc -p netstat -i
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[
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{
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"iface": "ens33",
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"mtu": 1500,
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"rx_ok": 476,
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"rx_err": 0,
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"rx_drp": 0,
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"rx_ovr": 0,
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"tx_ok": 312,
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"tx_err": 0,
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"tx_drp": 0,
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"tx_ovr": 0,
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"flg": "BMRU",
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"kind": "interface"
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},
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{
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"iface": "lo",
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"mtu": 65536,
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"rx_ok": 0,
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"rx_err": 0,
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"rx_drp": 0,
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"rx_ovr": 0,
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"tx_ok": 0,
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"tx_err": 0,
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"tx_drp": 0,
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"tx_ovr": 0,
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"flg": "LRU",
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"kind": "interface"
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}
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]
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```
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### ntpq
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```
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@ -203,6 +203,38 @@ Examples:
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}
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]
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$ netstat -i | jc --netstat -p
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[
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{
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"iface": "ens33",
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"mtu": 1500,
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"rx_ok": 476,
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"rx_err": 0,
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"rx_drp": 0,
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"rx_ovr": 0,
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"tx_ok": 312,
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"tx_err": 0,
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"tx_drp": 0,
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"tx_ovr": 0,
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"flg": "BMRU",
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"kind": "interface"
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},
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{
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"iface": "lo",
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"mtu": 65536,
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"rx_ok": 0,
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"rx_err": 0,
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"rx_drp": 0,
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"rx_ovr": 0,
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"tx_ok": 0,
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"tx_err": 0,
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"tx_drp": 0,
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"tx_ovr": 0,
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"flg": "LRU",
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"kind": "interface"
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}
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]
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## info
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```python
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info(self, /, *args, **kwargs)
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@ -275,7 +307,23 @@ Returns:
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"window": integer,
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"irtt": integer,
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"iface": string,
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"metric": integer
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"metric": integer,
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"network": string,
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"address": string,
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"ipkts": integer, - = null
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"ierrs": integer, - = null
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"opkts": integer, - = null
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"oerrs": integer, - = null
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"coll": integer, - = null
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"rx_ok": integer,
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"rx_err": integer,
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"rx_drp": integer,
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"rx_ovr": integer,
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"tx_ok": integer,
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"tx_err": integer,
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"tx_drp": integer,
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"tx_ovr": integer,
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"flg": string
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}
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]
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@ -203,7 +203,36 @@ Examples:
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]
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$ netstat -i | jc --netstat -p
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[
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{
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"iface": "ens33",
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"mtu": 1500,
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"rx_ok": 476,
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"rx_err": 0,
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"rx_drp": 0,
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"rx_ovr": 0,
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"tx_ok": 312,
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"tx_err": 0,
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"tx_drp": 0,
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"tx_ovr": 0,
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"flg": "BMRU",
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"kind": "interface"
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},
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{
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"iface": "lo",
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"mtu": 65536,
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"rx_ok": 0,
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"rx_err": 0,
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"rx_drp": 0,
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"rx_ovr": 0,
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"tx_ok": 0,
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"tx_err": 0,
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"tx_drp": 0,
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"tx_ovr": 0,
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"flg": "LRU",
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"kind": "interface"
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}
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]
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"""
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@ -286,7 +315,6 @@ def process(proc_data):
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"irtt": integer,
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"iface": string,
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"metric": integer,
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"network": string,
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"address": string,
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"ipkts": integer, - = null
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@ -294,6 +322,15 @@ def process(proc_data):
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"opkts": integer, - = null
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"oerrs": integer, - = null
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"coll": integer, - = null
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"rx_ok": integer,
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"rx_err": integer,
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"rx_drp": integer,
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"rx_ovr": integer,
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"tx_ok": integer,
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"tx_err": integer,
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"tx_drp": integer,
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"tx_ovr": integer,
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"flg": string
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}
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]
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"""
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@ -302,7 +339,8 @@ def process(proc_data):
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int_list = ['recv_q', 'send_q', 'pid', 'refcnt', 'inode', 'unit', 'vendor', 'class',
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'osx_flags', 'subcla', 'pcbcount', 'rcvbuf', 'sndbuf', 'rxbytes', 'txbytes',
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'route_refs', 'use', 'mtu', 'mss', 'window', 'irtt', 'metric', 'ipkts',
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'ierrs', 'opkts', 'oerrs', 'coll']
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'ierrs', 'opkts', 'oerrs', 'coll', 'rx_ok', 'rx_err', 'rx_drp', 'rx_ovr',
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'tx_ok', 'tx_err', 'tx_drp', 'tx_ovr']
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for key in int_list:
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if key in entry:
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try:
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@ -23,6 +23,13 @@ def normalize_route_headers(header):
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return header
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def normalize_interface_headers(header):
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header = header.lower()
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header = header.replace('-', '_')
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return header
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def parse_network(headers, entry):
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# Count words in header
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# if len of line is one less than len of header, then insert None in field 5
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@ -79,6 +86,14 @@ def parse_route(headers, entry):
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return output_line
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def parse_interface(headers, entry):
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entry = entry.split(maxsplit=len(headers) - 1)
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output_line = dict(zip(headers, entry))
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output_line['kind'] = 'interface'
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return output_line
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def parse_post(raw_data):
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# clean up trailing whitespace on each item in each entry
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# flags --- = null
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@ -157,6 +172,7 @@ def parse(cleandata):
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socket = False
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bluetooth = False
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routing_table = False
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interface_table = False
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headers = None
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for line in cleandata:
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@ -166,6 +182,7 @@ def parse(cleandata):
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socket = False
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bluetooth = False
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routing_table = False
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interface_table = False
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continue
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if line.startswith('Active UNIX'):
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@ -173,6 +190,7 @@ def parse(cleandata):
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socket = True
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bluetooth = False
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routing_table = False
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interface_table = False
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continue
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if line.startswith('Active Bluetooth'):
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@ -180,6 +198,7 @@ def parse(cleandata):
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socket = False
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bluetooth = True
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routing_table = False
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interface_table = False
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continue
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if line.startswith('Kernel IP routing table'):
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@ -187,8 +206,18 @@ def parse(cleandata):
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socket = False
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bluetooth = False
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routing_table = True
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interface_table = False
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continue
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if line.startswith('Kernel Interface table'):
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network = False
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socket = False
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bluetooth = False
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routing_table = False
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interface_table = True
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continue
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# get headers
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if line.startswith('Proto'):
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header_text = normalize_headers(line)
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headers = header_text.split()
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@ -199,6 +228,12 @@ def parse(cleandata):
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headers = header_text.split()
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continue
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if line.startswith('Iface '):
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header_text = normalize_interface_headers(line)
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headers = header_text.split()
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continue
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# parse items
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if network:
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raw_output.append(parse_network(headers, line))
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continue
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@ -215,4 +250,8 @@ def parse(cleandata):
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raw_output.append(parse_route(headers, line))
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continue
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if interface_table:
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raw_output.append(parse_interface(headers, line))
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continue
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return parse_post(raw_output)
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5
tests/fixtures/centos-7.7/netstat-i.out
vendored
Normal file
5
tests/fixtures/centos-7.7/netstat-i.out
vendored
Normal file
@ -0,0 +1,5 @@
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Kernel Interface table
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Iface MTU RX-OK RX-ERR RX-DRP RX-OVR TX-OK TX-ERR TX-DRP TX-OVR Flg
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docker0 1500 0 0 0 0 0 0 0 0 BMU
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ens33 1500 476 0 0 0 312 0 0 0 BMRU
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lo 65536 0 0 0 0 0 0 0 0 LRU
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