Source code for insights.parsers.gcp_instance_type

"""
GCPInstanceType
===============

This parser simply reads the output of command
``curl http://metadata.google.internal/computeMetadata/v1/instance/machine-type -H 'Metadata-Flavor: Google'``,
which is used to check the machine type of the Google instance of the host.

For more details, See:
- https://cloud.google.com/compute/docs/machine-types
- https://cloud.google.com/compute/docs/storing-retrieving-metadata#api_4

"""

from insights import parser, CommandParser
from insights.specs import Specs
from insights.parsers import SkipException, ParseException


[docs]@parser(Specs.gcp_instance_type) class GCPInstanceType(CommandParser): """ Class for parsing the GCP Instance type returned by command ``curl -s -H 'Metadata-Flavor: Google' http://metadata.google.internal/computeMetadata/v1/instance/machine-type``, Typical output of this command is:: projects/123456789/machineTypes/n2-highcpu-16 Raises: SkipException: When content is empty or no parse-able content. ParseException: When type cannot be recognized. Attributes: type (str): The type of VM instance in GCP, e.g: n2 size (str): The size of VM instance in GCP, e.g: highcpu-16 raw (str): The fully type string, e.g. 'n2-highcpu-16' raw_line (str): The fully type string returned by the ``curl`` command Examples: >>> gcp_inst.type 'n2' >>> gcp_inst.size 'highcpu-16' >>> gcp_inst.raw 'n2-highcpu-16' """
[docs] def parse_content(self, content): if not content or 'curl: ' in content[0]: raise SkipException() self.raw_line = self.raw = self.type = self.size = None # Ignore any curl stats that may be present in data for l in content: l_strip = l.strip() if ' ' not in l_strip and '-' in l_strip: self.raw_line = l_strip self.raw = l_strip.split('/')[-1] type_sp = self.raw.split('-', 1) self.type, self.size = type_sp[0], type_sp[1] if not self.type: raise ParseException('Unrecognized type: "{0}"', content[0])
def __repr__(self): return "<gcp_type: {t}, size: {s}, raw: {r}>".format( t=self.type, s=self.size, r=self.raw_line)