mirror of
https://github.com/kellyjonbrazil/jc.git
synced 2025-06-17 00:07:37 +02:00
269 lines
9.9 KiB
Python
269 lines
9.9 KiB
Python
"""jc - JSON Convert Proc file output parser
|
|
|
|
This parser automatically identifies the Proc file and calls the
|
|
corresponding parser to peform the parsing. The specific parsers can also
|
|
be called directly, if desired and have a naming convention of
|
|
`proc-<name>` (cli) or `proc_<name>` (module).
|
|
|
|
Usage (cli):
|
|
|
|
$ cat /proc/meminfo | jc --proc
|
|
|
|
or
|
|
|
|
$ cat /proc/meminfo | jc --proc-memifno
|
|
|
|
Usage (module):
|
|
|
|
import jc
|
|
result = jc.parse('proc', proc_file)
|
|
|
|
Schema:
|
|
|
|
See the specific Proc parser for the schema:
|
|
|
|
$ jc --help --proc-<name>
|
|
|
|
For example:
|
|
|
|
$ jc --help --proc-meminfo
|
|
|
|
Specific Proc file parser names can be found with `jc -hh` or `jc -a`.
|
|
|
|
Schemas can also be found online at:
|
|
|
|
https://kellyjonbrazil.github.io/jc/docs/parsers/proc_<name>
|
|
|
|
For example:
|
|
|
|
https://kellyjonbrazil.github.io/jc/docs/parsers/proc_meminfo
|
|
|
|
Examples:
|
|
|
|
$ cat /proc/modules | jc --proc -p
|
|
[
|
|
{
|
|
"module": "binfmt_misc",
|
|
"size": 24576,
|
|
"used": 1,
|
|
"used_by": [],
|
|
"status": "Live",
|
|
"location": "0xffffffffc0ab4000"
|
|
},
|
|
{
|
|
"module": "vsock_loopback",
|
|
"size": 16384,
|
|
"used": 0,
|
|
"used_by": [],
|
|
"status": "Live",
|
|
"location": "0xffffffffc0a14000"
|
|
},
|
|
{
|
|
"module": "vmw_vsock_virtio_transport_common",
|
|
"size": 36864,
|
|
"used": 1,
|
|
"used_by": [
|
|
"vsock_loopback"
|
|
],
|
|
"status": "Live",
|
|
"location": "0xffffffffc0a03000"
|
|
},
|
|
...
|
|
]
|
|
|
|
$ proc_modules | jc --proc_modules -p -r
|
|
[
|
|
{
|
|
"module": "binfmt_misc",
|
|
"size": "24576",
|
|
"used": "1",
|
|
"used_by": [],
|
|
"status": "Live",
|
|
"location": "0xffffffffc0ab4000"
|
|
},
|
|
{
|
|
"module": "vsock_loopback",
|
|
"size": "16384",
|
|
"used": "0",
|
|
"used_by": [],
|
|
"status": "Live",
|
|
"location": "0xffffffffc0a14000"
|
|
},
|
|
{
|
|
"module": "vmw_vsock_virtio_transport_common",
|
|
"size": "36864",
|
|
"used": "1",
|
|
"used_by": [
|
|
"vsock_loopback"
|
|
],
|
|
"status": "Live",
|
|
"location": "0xffffffffc0a03000"
|
|
},
|
|
...
|
|
]
|
|
"""
|
|
import re
|
|
import importlib
|
|
from typing import List, Dict
|
|
import jc.utils
|
|
from jc.exceptions import ParseError
|
|
|
|
|
|
class info():
|
|
"""Provides parser metadata (version, author, etc.)"""
|
|
version = '1.0'
|
|
description = '`/proc/` file parser'
|
|
author = 'Kelly Brazil'
|
|
author_email = 'kellyjonbrazil@gmail.com'
|
|
compatible = ['linux']
|
|
|
|
|
|
__version__ = info.version
|
|
|
|
|
|
def parse(
|
|
data: str,
|
|
raw: bool = False,
|
|
quiet: bool = False
|
|
) -> List[Dict]:
|
|
"""
|
|
Main text parsing function
|
|
|
|
Parameters:
|
|
|
|
data: (string) text data to parse
|
|
raw: (boolean) unprocessed output if True
|
|
quiet: (boolean) suppress warning messages if True
|
|
|
|
Returns:
|
|
|
|
List of Dictionaries. Raw or processed structured data.
|
|
"""
|
|
jc.utils.input_type_check(data)
|
|
|
|
if jc.utils.has_data(data):
|
|
# signatures
|
|
buddyinfo_p = re.compile(r'^Node \d+, zone\s+\w+\s+(?:\d+\s+){11}\n')
|
|
consoles_p = re.compile(r'^\w+\s+[\-WUR]{3} \([ECBpba ]+\)\s+\d+:\d+\n')
|
|
cpuinfo_p = re.compile(r'^processor\t+: \d+.*bogomips\t+: \d+.\d\d\n', re.DOTALL)
|
|
crypto_p = re.compile(r'^name\s+:.*\ndriver\s+:.*\nmodule\s+:.*\n')
|
|
devices_p = re.compile(r'^Character devices:\n\s+\d+ .*\n')
|
|
diskstats_p = re.compile(r'^\s*\d+\s+\d\s\w+\s(?:\d+\s){16}\d\n')
|
|
filesystems_p = re.compile(r'^(?:(?:nodev\t|\t)\w+\n){3}')
|
|
interrupts_p = re.compile(r'^\s+(?:CPU\d+ +)+\n\s*\d+:\s+\d+')
|
|
iomem_p = re.compile(r'^00000000-[0-9a-f]{8} : .*\n[0-9a-f]{8}-[0-9a-f]{8} : ')
|
|
ioports_p = re.compile(r'^0000-[0-9a-f]{4} : .*\n\s*0000-[0-9a-f]{4} : ')
|
|
loadavg_p = re.compile(r'^\d+.\d\d \d+.\d\d \d+.\d\d \d+/\d+ \d+$')
|
|
locks_p = re.compile(r'^\d+: (?:POSIX|FLOCK|OFDLCK)\s+(?:ADVISORY|MANDATORY)\s+(?:READ|WRITE) ')
|
|
meminfo_p = re.compile(r'^MemTotal:.*\nMemFree:.*\nMemAvailable:.*\n')
|
|
modules_p = re.compile(r'^\w+ \d+ \d+ (?:-|\w+,).*0x[0-9a-f]{16}\n')
|
|
mtrr_p = re.compile(r'^reg\d+: base=0x[0-9a-f]+ \(')
|
|
pagetypeinfo_p = re.compile(r'^Page block order:\s+\d+\nPages per block:\s+\d+\n\n')
|
|
partitions_p = re.compile(r'^major minor #blocks name\n\n\s*\d+\s+\d+\s+\d+ \w+\n')
|
|
slabinfo_p = re.compile(r'^slabinfo - version: \d+.\d+\n')
|
|
softirqs_p = re.compile(r'^\s+(CPU\d+\s+)+\n\s+HI:\s+\d')
|
|
stat_p = re.compile(r'^cpu\s+(?: \d+){10}.*intr ', re.DOTALL)
|
|
swaps_p = re.compile(r'^Filename\t\t\t\tType\t\tSize\t\tUsed\t\tPriority\n')
|
|
uptime_p = re.compile(r'^\d+.\d\d \d+.\d\d$')
|
|
version_p = re.compile(r'^.+\sversion\s[^\n]+$')
|
|
vmallocinfo_p = re.compile(r'^0x[0-9a-f]{16}-0x[0-9a-f]{16}\s+\d+ \w+\+\w+/\w+ ')
|
|
vmstat_p = re.compile(r'nr_free_pages \d+\n.* \d$', re.DOTALL)
|
|
zoneinfo_p = re.compile(r'^Node \d+, zone\s+\w+\n')
|
|
|
|
driver_rtc_p = re.compile(r'^rtc_time\t: .*\nrtc_date\t: .*\nalrm_time\t: .*\n')
|
|
|
|
net_arp_p = re.compile(r'^IP address\s+HW type\s+Flags\s+HW address\s+Mask\s+Device\n')
|
|
net_dev_p = re.compile(r'^Inter-\|\s+Receive\s+\|\s+Transmit\n')
|
|
net_dev_mcast_p = re.compile(r'^\d+\s+\w+\s+\d+\s+\d+\s+[0-9a-f]{12}')
|
|
net_if_inet6_p = re.compile(r'^[0-9a-f]{32} \d\d \d\d \d\d \d\d\s+\w+')
|
|
net_igmp_p = re.compile(r'^Idx\tDevice\s+:\s+Count\s+Querier\tGroup\s+Users\s+Timer\tReporter\n')
|
|
net_igmp6_p = re.compile(r'^\d+\s+\w+\s+[0-9a-f]{32}\s+\d+\s+[0-9A-F]{8}\s+\d+')
|
|
net_ipv6_route_p = re.compile(r'^[0-9a-f]{32} \d\d [0-9a-f]{32} \d\d [0-9a-f]{32} (?:[0-9a-f]{8} ){4}\s+\w+')
|
|
net_netlink_p = re.compile(r'^sk\s+Eth Pid\s+Groups\s+Rmem\s+Wmem')
|
|
net_netstat_p = re.compile(r'^TcpExt: SyncookiesSent SyncookiesRecv SyncookiesFailed')
|
|
net_packet_p = re.compile(r'^sk RefCnt Type Proto Iface R Rmem User Inode\n')
|
|
net_protocols_p = re.compile(r'^protocol size sockets memory press maxhdr slab module cl co di ac io in de sh ss gs se re sp bi br ha uh gp em\n')
|
|
net_route_p = re.compile(r'^Iface\tDestination\tGateway \tFlags\tRefCnt\tUse\tMetric\tMask\t\tMTU\tWindow\tIRTT\s+\n')
|
|
net_unix_p = re.compile(r'^Num RefCount Protocol Flags Type St Inode Path\n')
|
|
|
|
pid_status_p = re.compile(r'^Name:\t.+\nUmask:\t\d+\nState:\t.+\nTgid:\t\d+\n')
|
|
pid_statm_p = re.compile(r'^\d+ \d+ \d+\s\d+\s\d+\s\d+\s\d+$')
|
|
pid_stat_p = re.compile(r'^\d+ \(.{1,16}\) \w \d+ \d+ \d+ \d+ -?\d+ (?:\d+ ){43}\d+$')
|
|
pid_smaps_p = re.compile(r'^[0-9a-f]{12}-[0-9a-f]{12} [rwxsp\-]{4} [0-9a-f]{8} [0-9a-f]{2}:[0-9a-f]{2} \d+ [^\n]+\nSize:\s+\d+ \S\S\n')
|
|
pid_maps_p = re.compile(r'^[0-9a-f]{12}-[0-9a-f]{12} [rwxsp\-]{4} [0-9a-f]{8} [0-9a-f]{2}:[0-9a-f]{2} \d+ ')
|
|
pid_numa_maps_p = re.compile(r'^[a-f0-9]{12} default [^\n]+\n')
|
|
pid_io_p = re.compile(r'^rchar: \d+\nwchar: \d+\nsyscr: \d+\n')
|
|
pid_mountinfo_p = re.compile(r'^\d+ \d+ \d+:\d+ /.+\n')
|
|
pid_fdinfo_p = re.compile(r'^pos:\t\d+\nflags:\t\d+\nmnt_id:\t\d+\n')
|
|
|
|
scsi_device_info = re.compile(r"^'\w+' '.+' 0x\d+")
|
|
scsi_scsi_p = re.compile(r'^Attached devices:\nHost: \w+ ')
|
|
|
|
procmap = {
|
|
buddyinfo_p: 'proc_buddyinfo',
|
|
consoles_p: 'proc_consoles',
|
|
cpuinfo_p: 'proc_cpuinfo',
|
|
crypto_p: 'proc_crypto',
|
|
devices_p: 'proc_devices',
|
|
diskstats_p: 'proc_diskstats',
|
|
filesystems_p: 'proc_filesystems',
|
|
interrupts_p: 'proc_interrupts',
|
|
iomem_p: 'proc_iomem',
|
|
ioports_p: 'proc_ioports',
|
|
loadavg_p: 'proc_loadavg',
|
|
locks_p: 'proc_locks',
|
|
meminfo_p: 'proc_meminfo',
|
|
modules_p: 'proc_modules',
|
|
mtrr_p: 'proc_mtrr',
|
|
pagetypeinfo_p: 'proc_pagetypeinfo',
|
|
partitions_p: 'proc_partitions',
|
|
slabinfo_p: 'proc_slabinfo',
|
|
softirqs_p: 'proc_softirqs',
|
|
stat_p: 'proc_stat',
|
|
swaps_p: 'proc_swaps',
|
|
uptime_p: 'proc_uptime',
|
|
version_p: 'proc_version',
|
|
vmallocinfo_p: 'proc_vmallocinfo',
|
|
vmstat_p: 'proc_vmstat',
|
|
zoneinfo_p: 'proc_zoneinfo',
|
|
|
|
driver_rtc_p: 'proc_driver_rtc',
|
|
|
|
net_arp_p: 'proc_net_arp',
|
|
net_dev_p: 'proc_net_dev',
|
|
net_if_inet6_p: 'proc_net_if_inet6',
|
|
net_igmp_p: 'proc_net_igmp',
|
|
net_igmp6_p: 'proc_net_igmp6',
|
|
net_netlink_p: 'proc_net_netlink',
|
|
net_netstat_p: 'proc_net_netstat',
|
|
net_packet_p: 'proc_net_packet',
|
|
net_protocols_p: 'proc_net_protocols',
|
|
net_route_p: 'proc_net_route',
|
|
net_unix_p: 'proc_net_unix',
|
|
net_ipv6_route_p: 'proc_net_ipv6_route', # before net_dev_mcast
|
|
net_dev_mcast_p: 'proc_net_dev_mcast', # after net_ipv6_route
|
|
|
|
pid_fdinfo_p: 'proc_pid_fdinfo',
|
|
pid_io_p: 'proc_pid_io',
|
|
pid_mountinfo_p: 'proc_pid_mountinfo',
|
|
pid_numa_maps_p: 'proc_pid_numa_maps',
|
|
pid_stat_p: 'proc_pid_stat',
|
|
pid_statm_p: 'proc_pid_statm',
|
|
pid_status_p: 'proc_pid_status',
|
|
pid_smaps_p: 'proc_pid_smaps', # before pid_maps
|
|
pid_maps_p: 'proc_pid_maps', # after pid_smaps
|
|
|
|
scsi_device_info: 'proc_scsi_device_info',
|
|
scsi_scsi_p: 'proc_scsi_scsi'
|
|
}
|
|
|
|
for reg_pattern, parse_mod in procmap.items():
|
|
if reg_pattern.search(data):
|
|
try:
|
|
procparser = importlib.import_module('jc.parsers.' + parse_mod)
|
|
return procparser.parse(data, quiet=quiet, raw=raw)
|
|
except ModuleNotFoundError:
|
|
raise ParseError('Proc file type not yet implemented.')
|
|
|
|
raise ParseError('Proc file could not be identified.')
|