def databag_create(databag_list, planet, config):
# prepare and execute knife command for each databag in list
result = dict()
# upload databags for un/encrypted databag directories
for databag_collection in databag_list:
# acquire absolute path to databag directory
databag_abs_path = databag_collection.values()[0]['path']
# run knife command on each databag found in directory
for databag in databag_collection.values()[0]['databags']:
# prepare knife command to create databag
knife_cmd = ['knife', 'data', 'bag', 'create', databag,
'--config', planet.get_knife_file()]
# execute knife command as subprocess trapping standard output and error
stdout_value, stderr_value = run_subproc(knife_cmd,
env=prepare_knife_env(planet, config))
# gather command execution results per databag
result[databag] = {
'create': {'stdout': stdout_value, 'stderr': stderr_value}
}
# prepare knife command to upload databag items
knife_cmd = ['knife', 'data', 'bag', 'from', 'file',
databag, os.path.join(databag_abs_path, databag),
'--config', planet.get_knife_file()]
# execute knife command as subprocess trapping standard output and error
stdout_value, stderr_value = run_subproc(knife_cmd,
env=prepare_knife_env(planet, config))
# gather command execution results per databag
result[databag]['items'] = {'stdout': stdout_value,
'stderr': stderr_value}
return result
def role_create(chef_role_attr, planet, config):
# create temporary file to be based to knife cmd
with tempfile.NamedTemporaryFile(suffix='.json') as role_attr_file:
# write attributes to temp file as JSON
role_attr_file.write(json.dumps(chef_role_attr))
role_attr_file.seek(0)
# prepare knife cookbook upload command as list
knife_cmd = ['knife', 'role', 'from', 'file',
'--config', planet.get_knife_file(),
role_attr_file.name]
# execute knife command as subprocess trapping standard output and error
stdout_value, stderr_value = run_subproc(knife_cmd,
env=prepare_knife_env(planet, config))
result = {
'stdout': stdout_value,
'stderr': stderr_value,
}
return result
def cookbook_upload(planet, service, config):
# prepare and execute knife command for each cookbook in list
result = []
for cookbook in service.install.ordered_cookbooks:
# prepare knife cookbook upload command as list
knife_cmd = ['knife', 'cookbook', 'upload',
'--config', planet.get_knife_file(),
'--cookbook-path', service.install.cookbook_path,
cookbook]
# execute knife command as subprocess trapping standard output and error
stdout_value, stderr_value = run_subproc(knife_cmd,
env=prepare_knife_env(planet, config))
# report command execution output
result.append({
cookbook: {
'stdout': stdout_value,
'stderr': stderr_value,
}
})
return result
def environment_create(chef_env_attr, planet, config):
# create temporary file to be based to knife cmd
try:
with tempfile.NamedTemporaryFile(suffix='.json') as env_attr_file:
# write attributes to temp file as JSON
env_attr_file.write(json.dumps(chef_env_attr))
env_attr_file.seek(0)
# prepare knife cookbook upload command as list
knife_cmd = ['knife', 'environment', 'from', 'file',
'--config', planet.get_knife_file(),
env_attr_file.name]
# execute knife command as subprocess trapping standard output and error
stdout_value, stderr_value = run_subproc(knife_cmd,
env=prepare_knife_env(planet, config))
result = {'stdout': stdout_value, 'stderr': stderr_value}
except Exception as e:
result = {type(e).__name__: str(e)}
return result