66 lines
2.0 KiB
Python
Executable File
66 lines
2.0 KiB
Python
Executable File
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from threading import Thread
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import os, logging, subprocess, json
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# import logger
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logger = logging.getLogger(__name__)
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class IrisSystemThread(Thread):
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def __init__(self, action, callback):
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Thread.__init__(self)
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self.action = action
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self.callback = callback
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self.path = os.path.dirname(__file__)
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##
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# Run the defined action
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##
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def run(self):
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logger.info("Running system action '"+self.action+"'")
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try:
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self.can_run()
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except Exception as e:
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logger.error(e)
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error = {
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'message': "Permission denied",
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'description': str(e)
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}
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if self.callback:
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self.callback(False, error)
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return
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# Run the actual task (this is the process-blocking instruction)
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output = subprocess.check_output([self.path+"/system.sh "+self.action], shell=True)
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logger.debug("System action '"+self.action+"' completed with output:")
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logger.debug(output)
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# And then, when complete, return to our callback
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if self.callback:
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response = {
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'output': str(output)
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}
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self.callback(response, False)
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##
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# Check if we have access to the system script (system.sh)
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#
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# @return boolean or exception
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##
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def can_run(self, *args, **kwargs):
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# Attempt an empty call to our system file
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process = subprocess.Popen("sudo -n "+self.path+"/system.sh", stdout=subprocess.PIPE, stderr=subprocess.PIPE, shell=True)
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result, error = process.communicate()
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exitCode = process.wait()
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# Some kind of failure, so we can't run any commands this way
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if exitCode > 0:
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raise Exception("Password-less access to "+self.path+"/system.sh was refused. Check your /etc/sudoers file.")
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else:
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return True
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