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import sys
from sos.component import SoSComponent
class MissingCollect(SoSComponent):
"""This is used as a placeholder for when the local sos installation
attempts to import sos.collector, but that module is not present. In those
scenarios, it means that sos has been split into sub-packages. Barring
incorrect splitting, this 'sos.missing' module should always be available
to the main sos package.
"""
load_policy = False
configure_logging = False
desc = '(unavailable) Collect an sos report from multiple nodes'
def execute(self):
sys.stderr.write(
"The collect command is unavailable as it appears to be packaged "
"separately for your distribution.\n\nPlease install the latest "
"sos-collector package to enable this functionality.\n"
)
def load_options(self):
"""Override the normal component method to basically ignore all options
given, so that we always print the error message that collect is
unavailable, rather than failing on the parser when collect is called
with options.
"""
return []
class MissingPexpect(MissingCollect):
"""This is used as a placeholder for when the collect component is locally
installed, but cannot be used due to a missing pexpect dependency.
"""
def execute(self):
sys.stderr.write(
"The collect command is unavailable due to a missing dependency "
"on python3-pexpect.\n\nPlease install python3-pexpect to enable "
"this functionality.\n"
)
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