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Server : Apache/2.4.18 (Ubuntu) System : Linux canvaswebdesign 3.13.0-71-generic #114-Ubuntu SMP Tue Dec 1 02:34:22 UTC 2015 x86_64 User : oppastar ( 1041) PHP Version : 7.0.33-0ubuntu0.16.04.15 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority, Directory : /usr/lib/python2.7/dist-packages/landscape/lib/ |
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import os
import json
import logging
from landscape.lib.fs import read_file
def get_juju_info(config):
"""
Returns available Juju info or C{None} if the path referenced from
L{config} is not a valid file.
"""
if not os.path.exists(config.juju_filename):
return
json_contents = read_file(config.juju_filename)
try:
juju_info = json.loads(json_contents)
# Catch any error the json lib could throw, because we don't know or
# care what goes wrong - we'll display a generic error message and
# return None in any case.
except Exception:
logging.exception(
"Error attempting to read JSON from %s" % config.juju_filename)
return None
juju_info["api-addresses"] = juju_info["api-addresses"].split()
return juju_info