def remove_remote(client):
"""Remove ohai-solo from specifc remote system.
Currently supports:
- ubuntu [10.x, 12.x]
- debian [6.x, 7.x]
- redhat [5.x, 6.x]
- centos [5.x, 6.x]
"""
if client.is_windows():
raise errors.UnsupportedPlatform(
"ohai-solo is a linux-only sytem info provider. "
"Target platform was %s", client.platform_info['dist'])
else:
platform_info = client.platform_info
if client.is_debian():
remove = "dpkg --purge ohai-solo"
elif client.is_fedora():
remove = "yum -y erase ohai-solo"
else:
raise errors.UnsupportedPlatform("Unknown distro: %s" %
platform_info['dist'])
command = "%s" % remove
output = client.execute(command, cwd='/tmp', escalate=True)
return output
def remove_remote(client, install_dir=None):
"""Remove ohai-solo from specifc remote system.
:param install_dir string containing directory ohai-solo was installed in
Currently supports:
- ubuntu [10.x, 12.x]
- debian [6.x, 7.x]
- redhat [5.x, 6.x]
- centos [5.x, 6.x]
"""
if client.is_windows():
raise errors.UnsupportedPlatform(
"ohai-solo is a linux-only sytem info provider. "
"Target platform was %s", client.platform_info['dist'])
else:
platform_info = client.platform_info
if install_dir is not None:
install_dir = six.moves.shlex_quote("%s/ohai-solo/" % install_dir)
remove = 'rm -rf %s' % install_dir
elif client.is_debian():
remove = "dpkg --purge ohai-solo"
elif client.is_fedora():
remove = "yum -y erase ohai-solo"
else:
raise errors.UnsupportedPlatform("Unknown distro: %s" %
platform_info['dist'])
command = "%s" % remove
output = client.execute(command, cwd='/tmp', escalate=True)
return output
def remove_remote(client):
"""Remove ohai-solo from specifc remote system.
Currently supports:
- ubuntu [10.x, 12.x]
- debian [6.x, 7.x]
- redhat [5.x, 6.x]
- centos [5.x, 6.x]
"""
if client.is_windows():
powershell_command = ('Remove-Item -Path (Join-Path -Path '
'$($env:PSModulePath.Split(";") '
'| Where-Object { $_.StartsWith('
'$env:SystemRoot)}) -ChildPath '
'"PoSh-Ohai") -Recurse -Force -ErrorAction '
'SilentlyContinue')
output = client.execute(
'powershell -EncodedCommand %s' %
client._client._posh_encode(powershell_command))
return output
else:
platform_info = client.platform_info
if client.is_debian():
remove = "sudo dpkg --purge ohai-solo"
elif client.is_fedora():
remove = "sudo yum -y erase ohai-solo"
else:
raise errors.UnsupportedPlatform("Unknown distro: %s" %
platform_info['dist'])
command = "%s" % remove
output = client.execute(command, wd='/tmp')
return output
def perform_install(client, install_dir=None):
"""Install ohai-solo on remote system.
Optionally install via a tar file, and install in a
non default directory"""
LOG.info("Installing (or updating) ohai-solo on device %s at %s:%d",
client.host, client.host, client.port)
# Check if it a windows box, but fail safely to Linux
is_windows = False
try:
is_windows = client.is_windows()
except Exception:
pass
if is_windows:
raise errors.UnsupportedPlatform(
"ohai-solo is a linux-only sytem info provider. "
"Target platform was %s", client.platform_info['dist'])
else:
# Download to host
command = ("wget -N http://readonly.configdiscovery.rackspace.com"
"/install.sh")
output = client.execute(command,
cwd='/tmp',
escalate=True,
allow_many=False)
LOG.debug("Downloaded ohai-solo | %s", output['stdout'])
# Run install
if install_dir:
install_dir = pipes.quote(install_dir)
command = "bash install.sh -t -i %s" % install_dir
else:
command = "bash install.sh"
install_output = client.execute(command,
cwd='/tmp',
with_exit_code=True,
escalate=True,
allow_many=False)
LOG.debug("Ran ohai-solo install script. | %s.",
install_output['stdout'])
# Be a good citizen and clean up your tmp data
command = "rm install.sh"
client.execute(command, cwd='/tmp', escalate=True, allow_many=False)
# Process install command output
if install_output['exit_code'] != 0:
raise errors.SystemInfoCommandInstallFailed(
install_output['stderr'][:256])
else:
return install_output
def system_info(client, with_install=False, install_dir=None):
"""Run ohai-solo on a remote system and gather the output.
:param client: :class:`ssh.SSH` instance
:param with_install Will install ohai-solo if set to True
:param install_dir string containing directory to install to
:returns: dict -- system information from ohai-solo
:raises: SystemInfoCommandMissing, SystemInfoCommandOld, SystemInfoNotJson
SystemInfoMissingJson
SystemInfoCommandMissing if `ohai` is not installed.
SystemInfoCommandOld if `ohai` is not the latest.
SystemInfoNotJson if `ohai` does not return valid JSON.
SystemInfoMissingJson if `ohai` does not return any JSON.
"""
if with_install:
perform_install(client, install_dir=install_dir)
if client.is_windows():
raise errors.UnsupportedPlatform(
"ohai-solo is a linux-only sytem info provider. "
"Target platform was %s", client.platform_info['dist'])
ohai_solo_prefix = (install_dir or '/opt')
ohai_solo_command = six.moves.shlex_quote("%s/ohai-solo/bin/ohai-solo"
% ohai_solo_prefix)
command = ("unset GEM_CACHE GEM_HOME GEM_PATH && "
"sudo %s" % ohai_solo_command)
output = client.execute(command, escalate=True, allow_many=False)
not_found_msgs = ["command not found", "Could not find ohai"]
if any(m in k for m in not_found_msgs
for k in list(output.values()) if isinstance(k,
six.string_types)):
LOG.warning("SystemInfoCommandMissing on host: [%s]", client.host)
raise errors.SystemInfoCommandMissing("ohai-solo missing on %s" %
client.host)
# use string formatting to handle unicode
unicode_output = "%s" % output['stdout']
try:
results = json.loads(unicode_output)
except ValueError as exc:
try:
clean_output = get_json(unicode_output)
results = json.loads(clean_output)
except ValueError as exc:
raise errors.SystemInfoNotJson(exc)
return results
def remove_remote(client):
"""Remove ohai-solo from specifc remote system.
Currently supports:
- ubuntu [10.x, 12.x]
- debian [6.x, 7.x]
- redhat [5.x, 6.x]
- centos [5.x, 6.x]
"""
platform_info = client.platform_info
if is_debian(platform_info):
remove = "sudo dpkg --purge ohai-solo"
elif is_fedora(platform_info):
remove = "sudo yum -y erase ohai-solo"
else:
raise errors.UnsupportedPlatform("Unknown distro: %s" %
platform_info['dist'])
command = "%s" % remove
output = client.execute(command, wd='/tmp')
return output