def read(self):
#
# If on RHEV-M the user data will be contained on the
# floppy device in file deltacloud-user-data.txt.
# To access it:
# modprobe floppy
# mount /dev/fd0 /media
# read /media/deltacloud-user-data.txt
#
# Note:
# On RHEVm the deltacloud drive had been delivering the user
# data base64 decoded at one point that changed such that the
# deltacloud drive leaves the date base64 encoded. This
# Code segment will handle both base64 encoded and decoded
# user data.
#
# Since ':' is used as a field delimiter in the user data
# and is not a valid base64 char, if ':' is found assume
# the data is already base64 decoded.
#
# modprobe floppy
cmd = ['/sbin/modprobe', 'floppy']
ret = run_cmd(cmd)
if ret['subproc'].returncode != 0:
raise AAError(('Failed command: \n%s \nError: \n%s') % \
(' '.join(cmd), str(ret['err'])))
cmd = ['/bin/mkdir', '/media']
ret = run_cmd(cmd)
# If /media is already there (1) or any other error (0)
if (ret['subproc'].returncode != 1) and \
(ret['subproc'].returncode != 0):
raise AAError(('Failed command: \n%s \nError: \n%s') % \
(' '.join(cmd), str(ret['err'])))
cmd = ['/bin/mount', '/dev/fd0', '/media']
ret = run_cmd(cmd)
# If /media is already mounted (32) or any other error (0)
if (ret['subproc'].returncode != 32) and \
(ret['subproc'].returncode != 0):
raise AAError(('Failed command: \n%s \nError: \n%s') % \
(' '.join(cmd), str(ret['err'])))
# Condfig Server (CS) address:port.
# This could be done using "with open()" but that's not available
# in Python 2.4 as used on RHEL5
try:
user_data_file = open(DELTA_CLOUD_USER_DATA, 'r')
user_data = user_data_file.read().strip()
user_data_file.close()
except Exception, e:
raise AAError('Failed accessing RHEVm user data: %s' % e)
def read(self):
#
# If on RHEV-M the user data will be contained on the
# floppy device in file deltacloud-user-data.txt.
# To access it:
# modprobe floppy
# mount /dev/fd0 /media
# read /media/deltacloud-user-data.txt
#
# Note:
# On RHEVm the deltacloud drive had been delivering the user
# data base64 decoded at one point that changed such that the
# deltacloud drive leaves the date base64 encoded. This
# Code segment will handle both base64 encoded and decoded
# user data.
#
# Since ':' is used as a field delimiter in the user data
# and is not a valid base64 char, if ':' is found assume
# the data is already base64 decoded.
#
# modprobe floppy
cmd = ['/sbin/modprobe', 'floppy']
ret = run_cmd(cmd)
if ret['subproc'].returncode != 0:
raise AAError(('Failed command: \n%s \nError: \n%s') % \
(' '.join(cmd), str(ret['err'])))
cmd = ['/bin/mkdir', '/media']
ret = run_cmd(cmd)
# If /media is already there (1) or any other error (0)
if (ret['subproc'].returncode != 1) and \
(ret['subproc'].returncode != 0):
raise AAError(('Failed command: \n%s \nError: \n%s') % \
(' '.join(cmd), str(ret['err'])))
cmd = ['/bin/mount', '/dev/fd0', '/media']
ret = run_cmd(cmd)
# If /media is already mounted (32) or any other error (0)
if (ret['subproc'].returncode != 32) and \
(ret['subproc'].returncode != 0):
raise AAError(('Failed command: \n%s \nError: \n%s') % \
(' '.join(cmd), str(ret['err'])))
# Condfig Server (CS) address:port.
# This could be done using "with open()" but that's not available
# in Python 2.4 as used on RHEL5
try:
user_data_file = open(DELTA_CLOUD_USER_DATA, 'r')
user_data = user_data_file.read().strip()
user_data_file.close()
except Exception, e:
raise AAError('Failed accessing RHEVm user data: %s' % e)
def gen_env(self):
'''
Description:
Generate the os environment variables from the config params.
Input:
serv_name - A service name
e.g.:
jon_agent_config
param_val - A parameter name&val pair. The value is base64 encoded.
e.g.:
jon_server_ip&MTkyLjE2OC4wLjE=
Output:
Set environment variables of the form:
<name>=<value>
e.g.:
jon_server_ip=base64.b64decode('MTkyLjE2OC4wLjE=')
jon_server_ip='192.168.0.1
Raises AAError when encountering an error.
'''
LOGGER.debug('Invoked gen_env()')
for param in self.params:
var_name = '_'.join(('AUDREY_VAR', self.name, param))
os.environ[var_name] = \
base64.b64decode(self.params[param])
# Get what was set and log it.
cmd = ['/usr/bin/printenv', var_name]
ret = run_cmd(cmd)
LOGGER.debug(var_name + '=' + str(ret['out'].strip()))
def gen_env(self):
'''
Description:
Generate the os environment variables from the config params.
Input:
serv_name - A service name
e.g.:
jon_agent_config
param_val - A parameter name&val pair. The value is base64 encoded.
e.g.:
jon_server_ip&MTkyLjE2OC4wLjE=
Output:
Set environment variables of the form:
<name>=<value>
e.g.:
jon_server_ip=base64.b64decode('MTkyLjE2OC4wLjE=')
jon_server_ip='192.168.0.1
Raises AAError when encountering an error.
'''
LOGGER.debug('Invoked gen_env()')
for param in self.params:
var_name = '_'.join(('AUDREY_VAR', self.name, param))
os.environ[var_name] = \
base64.b64decode(self.params[param])
# Get what was set and log it.
cmd = ['/usr/bin/printenv', var_name]
ret = run_cmd(cmd)
LOGGER.debug(var_name + '=' + str(ret['out'].strip()))
def read(self):
#
# If on vSphere the user data will be contained on the
# floppy device in file deltacloud-user-data.txt.
# To access it:
# mount /dev/fd0 /media
# read /media/deltacloud-user-data.txt
#
# Note:
# On vSphere the deltacloud drive had been delivering the user
# data base64 decoded at one point that changed such that the
# deltacloud drive leaves the date base64 encoded. This
# Code segment will handle both base64 encoded and decoded
# user data.
cmd = ['/bin/mkdir', '/media']
ret = run_cmd(cmd)
# If /media is already there (1) or any other error (0)
if (ret['subproc'].returncode != 1) and \
(ret['subproc'].returncode != 0):
raise AAError(('Failed command: \n%s \nError: \n%s') % \
(' '.join(cmd), str(ret['err'])))
cmd = ['/bin/mount', '/dev/cdrom', '/media']
ret = run_cmd(cmd)
# If /media is already mounted (32) or any other error (0)
if (ret['subproc'].returncode != 32) and \
(ret['subproc'].returncode != 0):
raise AAError(('Failed command: \n%s \nError: \n%s') % \
(' '.join(cmd), str(ret['err'])))
try:
user_data_file = open(DELTA_CLOUD_USER_DATA, 'r')
user_data = user_data_file.read().strip()
user_data_file.close()
except Exception, e:
raise AAError('Failed accessing vSphere user data file. %s' % e)
def read(self):
#
# If on vSphere the user data will be contained on the
# floppy device in file deltacloud-user-data.txt.
# To access it:
# mount /dev/fd0 /media
# read /media/deltacloud-user-data.txt
#
# Note:
# On vSphere the deltacloud drive had been delivering the user
# data base64 decoded at one point that changed such that the
# deltacloud drive leaves the date base64 encoded. This
# Code segment will handle both base64 encoded and decoded
# user data.
cmd = ['/bin/mkdir', '/media']
ret = run_cmd(cmd)
# If /media is already there (1) or any other error (0)
if (ret['subproc'].returncode != 1) and \
(ret['subproc'].returncode != 0):
raise AAError(('Failed command: \n%s \nError: \n%s') % \
(' '.join(cmd), str(ret['err'])))
cmd = ['/bin/mount', '/dev/cdrom', '/media']
ret = run_cmd(cmd)
# If /media is already mounted (32) or any other error (0)
if (ret['subproc'].returncode != 32) and \
(ret['subproc'].returncode != 0):
raise AAError(('Failed command: \n%s \nError: \n%s') % \
(' '.join(cmd), str(ret['err'])))
try:
user_data_file = open(DELTA_CLOUD_USER_DATA, 'r')
user_data = user_data_file.read().strip()
user_data_file.close()
except Exception, e:
raise AAError('Failed accessing vSphere user data file. %s' % e)
def invoke(self, service):
'''
Description:
Invoke the configuration tooling for the specified services.
Input:
services - A list of ServiceParams objects.
'''
service.gen_env()
try:
top_level, tooling_path = self.find_tooling(service.name)
except AAError:
# No tooling found. Try the next service.
return -1
if top_level:
pass
# this case has been eliminated from the design spec
# and probably will never be used.
cmd = [tooling_path]
cmd_dir = os.path.dirname(tooling_path)
ret = run_cmd(cmd, cmd_dir)
LOGGER.info('Execute Tooling command: ' + ' '.join(cmd))
retcode = ret['subproc'].returncode
LOGGER.info('\n\tStart Output of: %s >>>\n%s\n\t<<< End Output' % \
(' '.join(cmd), ret['out']))
if retcode == 0:
# Command successed, log the output.
LOGGER.info('return code: %s' % retcode)
else:
# Command failed, log the errors.
LOGGER.error('error code: %s' % retcode)
LOGGER.error('error msg: %s' % ret['err'])
return retcode
def invoke(self, service):
'''
Description:
Invoke the configuration tooling for the specified services.
Input:
services - A list of ServiceParams objects.
'''
service.gen_env()
try:
top_level, tooling_path = self.find_tooling(service.name)
except AAError:
# No tooling found. Try the next service.
return -1
if top_level:
pass
# this case has been eliminated from the design spec
# and probably will never be used.
cmd = [tooling_path]
cmd_dir = os.path.dirname(tooling_path)
ret = run_cmd(cmd, cmd_dir)
LOGGER.info('Execute Tooling command: ' + ' '.join(cmd))
retcode = ret['subproc'].returncode
LOGGER.info('\n\tStart Output of: %s >>>\n%s\n\t<<< End Output' % \
(' '.join(cmd), ret['out']))
if retcode == 0:
# Command successed, log the output.
LOGGER.info('return code: %s' % retcode)
else:
# Command failed, log the errors.
LOGGER.error('error code: %s' % retcode)
LOGGER.error('error msg: %s' % ret['err'])
return retcode
def test_fail_run_cmd(self):
self.assertEqual("[Errno 2] No such file or directory",
run_cmd(["notreal"])['err'])
def test_fail_run_cmd(self):
self.assertEqual("[Errno 2] No such file or directory",
run_cmd(["notreal"])['err'])
