fancsali/cdist-backup
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Save output streams.

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Implementation is 99% based on Steven's initial implementation.
This commit is contained in:
Darko Poljak 2018-01-09 09:31:40 +01:00
commit 9703e0f08e
21 changed files with 483 additions and 120 deletions
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18
cdist/exec/util.py
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@ -1,6 +1,6 @@
# -*- coding: utf-8 -*-
#
# 2016 Darko Poljak (darko.poljak at gmail.com)
# 2016-2017 Darko Poljak (darko.poljak at gmail.com)
#
# This file is part of cdist.
#
@ -20,6 +20,7 @@
#
import subprocess
import os
from tempfile import TemporaryFile
import cdist
@ -115,6 +116,7 @@ import cdist
# return (result.stdout, result.stderr)
# Currently not used.
def call_get_output(command, env=None, stderr=None):
"""Run the given command with the given environment.
Return the tuple of stdout and stderr output as a byte strings.
@ -145,6 +147,7 @@ def handle_called_process_error(err, command):
" ".join(command), err.returncode, output))
# Currently not used.
def _call_get_stdout(command, env=None, stderr=None):
"""Run the given command with the given environment.
Return the stdout output as a byte string, stderr is ignored.
@ -158,3 +161,16 @@ def _call_get_stdout(command, env=None, stderr=None):
output = fout.read()
return output
def get_std_fd(base_path, name):
path = os.path.join(base_path, name)
stdfd = open(path, 'ba+')
return stdfd
def log_std_fd(log, command, stdfd, prefix):
if stdfd is not None and stdfd != subprocess.DEVNULL:
stdfd.seek(0, 0)
log.trace("Command: {}; {}: {}".format(
command, prefix, stdfd.read().decode()))