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mirror of https://github.com/kellyjonbrazil/jc.git synced 2025-06-17 00:07:37 +02:00

add proc-pagetypeinfo parser

This commit is contained in:
Kelly Brazil
2022-09-16 11:06:33 -07:00
parent d115d43559
commit edbae09a17
4 changed files with 367 additions and 0 deletions

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@ -0,0 +1,139 @@
[Home](https://kellyjonbrazil.github.io/jc/)
<a id="jc.parsers.proc_pagetypeinfo"></a>
# jc.parsers.proc\_pagetypeinfo
jc - JSON Convert `/proc/pagetypeinfo` file parser
Usage (cli):
$ cat /proc/pagetypeinfo | jc --proc
or
$ jc /proc/pagetypeinfo
or
$ cat /proc/pagetypeinfo | jc --proc-pagetypeinfo
Usage (module):
import jc
result = jc.parse('proc', proc_pagetypeinfo_file)
or
import jc
result = jc.parse('proc_pagetypeinfo', proc_pagetypeinfo_file)
Schema:
{
"page_block_order": integer,
"pages_per_block": integer,
"free_pages": [
{
"node": integer,
"zone": string,
"type": string,
"free": [
integer
]
],
"num_blocks_type": [
{
"node": integer,
"zone": string,
"unmovable": integer,
"movable": integer,
"reclaimable": integer,
"high_atomic": integer,
"isolate": integer
}
]
}
Examples:
$ cat /proc/pagetypeinfo | jc --proc -p
{
"page_block_order": 9,
"pages_per_block": 512,
"free_pages": [
{
"node": 0,
"zone": "DMA",
"type": "Unmovable",
"free": [
0,
0,
0,
1,
1,
1,
1,
1,
0,
0,
0
]
},
...
],
"num_blocks_type": [
{
"node": 0,
"zone": "DMA",
"unmovable": 1,
"movable": 7,
"reclaimable": 0,
"high_atomic": 0,
"isolate": 0
},
{
"node": 0,
"zone": "DMA32",
"unmovable": 8,
"movable": 1472,
"reclaimable": 48,
"high_atomic": 0,
"isolate": 0
},
{
"node": 0,
"zone": "Normal",
"unmovable": 120,
"movable": 345,
"reclaimable": 47,
"high_atomic": 0,
"isolate": 0
}
]
}
<a id="jc.parsers.proc_pagetypeinfo.parse"></a>
### parse
```python
def parse(data: str, raw: bool = False, quiet: bool = False) -> 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:
Dictionary. Raw or processed structured data.
### Parser Information
Compatibility: linux
Version 1.0 by Kelly Brazil (kellyjonbrazil@gmail.com)

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@ -101,6 +101,7 @@ parsers = [
'proc-meminfo', 'proc-meminfo',
'proc-modules', 'proc-modules',
'proc-mtrr', 'proc-mtrr',
'proc-pagetypeinfo',
'proc-pid-numa-maps', 'proc-pid-numa-maps',
'ps', 'ps',
'route', 'route',

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@ -0,0 +1,222 @@
"""jc - JSON Convert `/proc/pagetypeinfo` file parser
Usage (cli):
$ cat /proc/pagetypeinfo | jc --proc
or
$ jc /proc/pagetypeinfo
or
$ cat /proc/pagetypeinfo | jc --proc-pagetypeinfo
Usage (module):
import jc
result = jc.parse('proc', proc_pagetypeinfo_file)
or
import jc
result = jc.parse('proc_pagetypeinfo', proc_pagetypeinfo_file)
Schema:
{
"page_block_order": integer,
"pages_per_block": integer,
"free_pages": [
{
"node": integer,
"zone": string,
"type": string,
"free": [
integer
]
],
"num_blocks_type": [
{
"node": integer,
"zone": string,
"unmovable": integer,
"movable": integer,
"reclaimable": integer,
"high_atomic": integer,
"isolate": integer
}
]
}
Examples:
$ cat /proc/pagetypeinfo | jc --proc -p
{
"page_block_order": 9,
"pages_per_block": 512,
"free_pages": [
{
"node": 0,
"zone": "DMA",
"type": "Unmovable",
"free": [
0,
0,
0,
1,
1,
1,
1,
1,
0,
0,
0
]
},
...
],
"num_blocks_type": [
{
"node": 0,
"zone": "DMA",
"unmovable": 1,
"movable": 7,
"reclaimable": 0,
"high_atomic": 0,
"isolate": 0
},
{
"node": 0,
"zone": "DMA32",
"unmovable": 8,
"movable": 1472,
"reclaimable": 48,
"high_atomic": 0,
"isolate": 0
},
{
"node": 0,
"zone": "Normal",
"unmovable": 120,
"movable": 345,
"reclaimable": 47,
"high_atomic": 0,
"isolate": 0
}
]
}
"""
from typing import Dict
import jc.utils
class info():
"""Provides parser metadata (version, author, etc.)"""
version = '1.0'
description = '`/proc/pagetypeinfo` file parser'
author = 'Kelly Brazil'
author_email = 'kellyjonbrazil@gmail.com'
compatible = ['linux']
hidden = True
__version__ = info.version
def _process(proc_data: Dict) -> Dict:
"""
Final processing to conform to the schema.
Parameters:
proc_data: (Dictionary) raw structured data to process
Returns:
Dictionary. Structured to conform to the schema.
"""
return proc_data
def parse(
data: str,
raw: bool = False,
quiet: bool = False
) -> 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:
Dictionary. Raw or processed structured data.
"""
jc.utils.compatibility(__name__, info.compatible, quiet)
jc.utils.input_type_check(data)
raw_output: Dict = {}
section = ''
if jc.utils.has_data(data):
for line in filter(None, data.splitlines()):
if line.startswith('Page block order:'):
raw_output['page_block_order'] = int(line.split(':', maxsplit=1)[1])
continue
if line.startswith('Pages per block:'):
raw_output['pages_per_block'] = int(line.split(':', maxsplit=1)[1])
continue
if line.startswith('Free pages count per migrate type at order'):
section = 'free_pages'
raw_output['free_pages'] = []
continue
if line.startswith('Number of blocks type'):
section = 'num_blocks_type'
raw_output['num_blocks_type'] = []
continue
# Free pages count per migrate type at order 0 1 2 3 4 5 6 7 8 9 10
# Node 0, zone DMA, type Unmovable 0 0 0 1 1 1 1 1 0 0 0
if section == 'free_pages':
split_line = line.replace(',', ' ').split()
output_line = {
'node': int(split_line[1]),
'zone': split_line[3],
'type': split_line[5],
'free': [int(x) for x in split_line[6:]]
}
raw_output['free_pages'].append(output_line)
continue
# Number of blocks type Unmovable Movable Reclaimable HighAtomic Isolate
# Node 0, zone DMA 1 7 0 0 0
if section == 'num_blocks_type':
split_line = line.replace(',', ' ').split()
output_line = {
'node': int(split_line[1]),
'zone': split_line[3],
'unmovable': int(split_line[4]),
'movable': int(split_line[5]),
'reclaimable': int(split_line[6]),
'high_atomic': int(split_line[7]),
'isolate': int(split_line[8]),
}
raw_output['num_blocks_type'].append(output_line)
continue
return raw_output if raw else _process(raw_output)

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@ -490,6 +490,11 @@ PLIST file parser
\fB--proc-mtrr\fP \fB--proc-mtrr\fP
`/proc/mtrr` file parser `/proc/mtrr` file parser
.TP
.B
\fB--proc-pagetypeinfo\fP
`/proc/pagetypeinfo` file parser
.TP .TP
.B .B
\fB--proc-pid-numa-maps\fP \fB--proc-pid-numa-maps\fP