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Add check for known_hosts changing during tests. (#26470)
* Add check for known_hosts changing during tests. * Don't use known hosts file for delegate_to test.
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2 changed files with 21 additions and 1 deletions
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@ -2,4 +2,5 @@
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set -eux
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ANSIBLE_SSH_ARGS='-C -o ControlMaster=auto -o ControlPersist=60s -o UserKnownHostsFile=/dev/null' \
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ANSIBLE_HOST_KEY_CHECKING=false ansible-playbook test_delegate_to.yml -i ../../inventory -v "$@"
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@ -14,6 +14,7 @@ import stat
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import random
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import string
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import atexit
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import hashlib
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import lib.pytar
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import lib.thread
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@ -1199,6 +1200,7 @@ class EnvironmentDescription(object):
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pip_paths = dict((v, find_executable('pip%s' % v, required=False)) for v in sorted(versions))
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pip_versions = dict((v, self.get_version([pip_paths[v], '--version'])) for v in sorted(pip_paths) if pip_paths[v])
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pip_interpreters = dict((v, self.get_shebang(pip_paths[v])) for v in sorted(pip_paths) if pip_paths[v])
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known_hosts_hash = self.get_hash(os.path.expanduser('~/.ssh/known_hosts'))
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self.data = dict(
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python_paths=python_paths,
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@ -1206,6 +1208,7 @@ class EnvironmentDescription(object):
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pip_paths=pip_paths,
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pip_versions=pip_versions,
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pip_interpreters=pip_interpreters,
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known_hosts_hash=known_hosts_hash,
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)
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def __str__(self):
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@ -1260,6 +1263,22 @@ class EnvironmentDescription(object):
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with open(path) as script_fd:
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return script_fd.readline()
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@staticmethod
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def get_hash(path):
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"""
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:type path: str
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:rtype: str | None
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"""
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if not os.path.exists(path):
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return None
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file_hash = hashlib.md5()
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with open(path, 'rb') as file_fd:
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file_hash.update(file_fd.read())
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return file_hash.hexdigest()
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class NoChangesDetected(ApplicationWarning):
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"""Exception when change detection was performed, but no changes were found."""
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