add udevadm parser

jc/lib.py

@@ -161,6 +161,7 @@ parsers = [
     'top-s',
     'tracepath',
     'traceroute',
+    'udevadm',
     'ufw',
     'ufw-appinfo',
     'uname',

jc/parsers/udevadm.py

@@ -0,0 +1,118 @@
+"""jc - JSON Convert `udevadm info` command output parser
+
+Usage (cli):
+
+    $ udevadm info --query=all /dev/sda | jc --udevadm
+
+or
+
+    $ jc udevadm info --query=all /dev/sda
+
+Usage (module):
+
+    import jc
+    result = jc.parse('udevadm', udevadm_command_output)
+
+Schema:
+
+    [
+      {
+        "udevadm":     string,
+        "bar":     boolean,
+        "baz":     integer
+      }
+    ]
+
+Examples:
+
+    $ udevadm info --query=all /dev/sda | jc --udevadm -p
+    []
+
+    $ udevadm info --query=all /dev/sda | jc --udevadm -p -r
+    []
+"""
+from typing import List, Dict
+import jc.utils
+
+
+class info():
+    """Provides parser metadata (version, author, etc.)"""
+    version = '1.0'
+    description = '`udevadm info` command parser'
+    author = 'Kelly Brazil'
+    author_email = 'kellyjonbrazil@gmail.com'
+    compatible = ['linux']
+    magic_commands = ['udevadm info']
+
+
+__version__ = info.version
+
+
+def _process(proc_data: Dict) -> Dict:
+    """
+    Final processing to conform to the schema.
+
+    Parameters:
+
+        proc_data:   (List of Dictionaries) raw structured data to process
+
+    Returns:
+
+        List of Dictionaries. 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 = {}
+    s_list: List = []
+    e_list: List = []
+
+    if jc.utils.has_data(data):
+        for line in filter(None, data.splitlines()):
+            prefix, value = line.split(maxsplit=1)
+
+            if prefix == 'P:':
+                raw_output['P'] = value
+                continue
+
+            if prefix == 'S:':
+                s_list.append(value)
+                continue
+
+            if prefix == 'E:':
+                e_list.append(value)
+                continue
+
+            raw_output[prefix[:-1]] = value
+
+    if s_list:
+        raw_output['S'] = s_list
+
+    if e_list:
+        raw_output['E'] = {}
+        for item in e_list:
+            k, v = item.split('=')
+            raw_output['E'][k] = v
+
+    return raw_output if raw else _process(raw_output)

tests/fixtures/generic/udevadm.out

@@ -0,0 +1,33 @@
+P: /devices/pci0000:00/0000:00:10.0/host32/target32:0:0/32:0:0:0/block/sda
+N: sda
+L: 0
+S: disk/by-path/pci-0000:00:10.0-scsi-0:0:0:0
+E: DEVPATH=/devices/pci0000:00/0000:00:10.0/host32/target32:0:0/32:0:0:0/block/sda
+E: DEVNAME=/dev/sda
+E: DEVTYPE=disk
+E: MAJOR=8
+E: MINOR=0
+E: SUBSYSTEM=block
+E: USEC_INITIALIZED=6100111
+E: SCSI_TPGS=0
+E: SCSI_TYPE=disk
+E: SCSI_VENDOR=VMware,
+E: SCSI_VENDOR_ENC=VMware,\x20
+E: SCSI_MODEL=VMware_Virtual_S
+E: SCSI_MODEL_ENC=VMware\x20Virtual\x20S
+E: SCSI_REVISION=1.0
+E: ID_SCSI=1
+E: ID_VENDOR=VMware_
+E: ID_VENDOR_ENC=VMware\x2c\x20
+E: ID_MODEL=VMware_Virtual_S
+E: ID_MODEL_ENC=VMware\x20Virtual\x20S
+E: ID_REVISION=1.0
+E: ID_TYPE=disk
+E: MPATH_SBIN_PATH=/sbin
+E: ID_BUS=scsi
+E: ID_PATH=pci-0000:00:10.0-scsi-0:0:0:0
+E: ID_PATH_TAG=pci-0000_00_10_0-scsi-0_0_0_0
+E: ID_PART_TABLE_UUID=a5bd0c01-4210-46f2-b558-5c11c209a8f7
+E: ID_PART_TABLE_TYPE=gpt
+E: DEVLINKS=/dev/disk/by-path/pci-0000:00:10.0-scsi-0:0:0:0
+E: TAGS=:systemd: