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import os, sys, time, traceback
import smtplib
from boto.utils import ShellCommand, get_ts
import boto
class ScriptBase:
def __init__(self, config_file=None):
self.instance_id = boto.config.get('Instance', 'instance-id', 'default')
self.name = self.__class__.__name__
self.ts = get_ts()
if config_file:
boto.config.read(config_file)
def notify(self, subject, body=''):
to_string = boto.config.get_value('Notification', 'smtp_to', None)
if to_string:
try:
from_string = boto.config.get_value('Notification', 'smtp_from', 'boto')
msg = "From: %s\n" % from_string
msg += "To: %s\n" % to_string
msg += "Subject: %s\n\n" % subject
msg += body
smtp_host = boto.config.get_value('Notification', 'smtp_host', 'localhost')
server = smtplib.SMTP(smtp_host)
smtp_user = boto.config.get_value('Notification', 'smtp_user', '')
smtp_pass = boto.config.get_value('Notification', 'smtp_pass', '')
if smtp_user:
server.login(smtp_user, smtp_pass)
server.sendmail(from_string, to_string, msg)
server.quit()
except:
boto.log.error('notify failed')
def mkdir(self, path):
if not os.path.isdir(path):
try:
os.mkdir(path)
except:
boto.log.error('Error creating directory: %s' % path)
def umount(self, path):
if os.path.ismount(path):
self.run('umount %s' % path)
def run(self, command, notify=True, exit_on_error=False):
self.last_command = ShellCommand(command)
if self.last_command.status != 0:
boto.log.error(self.last_command.output)
if notify:
self.notify('Error encountered', self.last_command.output)
if exit_on_error:
sys.exit(-1)
return self.last_command.status
def main(self):
pass
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