diff options
author | shangxdy <shang.xiaodong@zte.com.cn> | 2016-04-07 14:08:49 -0400 |
---|---|---|
committer | shangxdy <shang.xiaodong@zte.com.cn> | 2016-04-07 14:59:30 -0400 |
commit | c8201c119ec686e79797721156767685fe848aca (patch) | |
tree | cce6aa15ded38d89c18a14b76c21f21e0b1a24f7 /tosca2heat/tosca-parser/toscaparser/shell.py | |
parent | 4e4c86a06d58b1816c074c7f9da4c58bbf10368c (diff) |
Update tosca lib to version 0.5
Use tosca-parser and heat-translator to analyze to the basic
nfv-tosca type definitions, and use simple tosca new feature
such as policy, group and trigger, which are now supported by
the latest version of tosca-parser and heat-translator.
JIRA:PARSER-18
Change-Id: I797bcacbb5b32005d0aeb0f3f32851ac96e30f01
Signed--off-by: shangxdy <shang.xiaodong@zte.com.cn>
Signed-off-by: shangxdy <shang.xiaodong@zte.com.cn>
Diffstat (limited to 'tosca2heat/tosca-parser/toscaparser/shell.py')
-rw-r--r-- | tosca2heat/tosca-parser/toscaparser/shell.py | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/tosca2heat/tosca-parser/toscaparser/shell.py b/tosca2heat/tosca-parser/toscaparser/shell.py new file mode 100644 index 0000000..848726f --- /dev/null +++ b/tosca2heat/tosca-parser/toscaparser/shell.py @@ -0,0 +1,106 @@ +# Licensed under the Apache License, Version 2.0 (the "License"); you may +# not use this file except in compliance with the License. You may obtain +# a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT +# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the +# License for the specific language governing permissions and limitations +# under the License. + + +import os +import sys + +from toscaparser.tosca_template import ToscaTemplate +from toscaparser.utils.gettextutils import _ +import toscaparser.utils.urlutils + +""" +CLI entry point to show how TOSCA Parser can be used programmatically + +This is a basic command line utility showing the entry point in the +TOSCA Parser and how to iterate over parsed template. It can be extended +or modified to fit an individual need. + +It can be used as, +#tosca-parser --template-file=<path to the YAML template> +#tosca-parser --template-file=<path to the CSAR zip file> +#tosca-parser --template-file=<URL to the template or CSAR> + +e.g. +#tosca-parser + --template-file=toscaparser/tests/data/tosca_helloworld.yaml +#tosca-parser + --template-file=toscaparser/tests/data/CSAR/csar_hello_world.zip +""" + + +class ParserShell(object): + + def _validate(self, args): + if len(args) < 1: + msg = _('The program requires a template or a CSAR file as an ' + 'argument. Please refer to the usage documentation.') + raise ValueError(msg) + if "--template-file=" not in args[0]: + msg = _('The program expects "--template-file" as the first ' + 'argument. Please refer to the usage documentation.') + raise ValueError(msg) + + def main(self, args): + self._validate(args) + path = args[0].split('--template-file=')[1] + if os.path.isfile(path): + self.parse(path) + elif toscaparser.utils.urlutils.UrlUtils.validate_url(path): + self.parse(path, False) + else: + raise ValueError(_('"%(path)s" is not a valid file.') + % {'path': path}) + + def parse(self, path, a_file=True): + output = None + tosca = ToscaTemplate(path, None, a_file) + + version = tosca.version + if tosca.version: + print ("\nversion: " + version) + + if hasattr(tosca, 'description'): + description = tosca.description + if description: + print ("\ndescription: " + description) + + if hasattr(tosca, 'inputs'): + inputs = tosca.inputs + if inputs: + print ("\ninputs:") + for input in inputs: + print ("\t" + input.name) + + if hasattr(tosca, 'nodetemplates'): + nodetemplates = tosca.nodetemplates + if nodetemplates: + print ("\nnodetemplates:") + for node in nodetemplates: + print ("\t" + node.name) + + if hasattr(tosca, 'outputs'): + outputs = tosca.outputs + if outputs: + print ("\noutputs:") + for output in outputs: + print ("\t" + output.name) + + +def main(args=None): + if args is None: + args = sys.argv[1:] + ParserShell().main(args) + + +if __name__ == '__main__': + main() |