Create shell entry point
Create a shell entry point for tosca-parser. Partially Implements: blueprint tosca-shell-entry-support Change-Id: If3096c2e67534c080ccbae6a760a2556f00015bd
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spzala
parent
46895b33a1
commit
8b99827bad
@ -22,6 +22,10 @@ classifier =
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packages =
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toscaparser
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[entry_points]
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console_scripts =
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tosca-parser = toscaparser.shell:main
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[build_sphinx]
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source-dir = doc/source
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build-dir = doc/build
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@ -11,19 +11,10 @@
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# under the License.
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import os
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import sys
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from toscaparser.tosca_template import ToscaTemplate
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from toscaparser.utils.gettextutils import _
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import toscaparser.utils.urlutils
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from toscaparser import shell as parser_shell
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"""
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CLI test utility to show how TOSCA Parser can be used programmatically
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This is a basic command line test utility showing the entry point in the
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TOSCA Parser and how to iterate over parsed template. It can be extended
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or modified to fit an individual need.
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Test utility to show how TOSCA Parser can be used programmatically
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It can be used as,
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#python tosca_parser.py --template-file=<path to the YAML template>
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@ -37,49 +28,5 @@ e.g.
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--template-file=toscaparser/tests/data/CSAR/csar_hello_world.zip
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"""
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def main():
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if len(sys.argv) < 2:
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msg = _("The program requires template or CSAR file as an argument. "
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"Please refer to the usage documentation.")
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raise ValueError(msg)
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if "--template-file=" not in sys.argv[1]:
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msg = _("The program expects --template-file as first argument. "
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"Please refer to the usage documentation.")
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path = sys.argv[1].split('--template-file=')[1]
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if os.path.isfile(path):
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parse(path)
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elif toscaparser.utils.urlutils.UrlUtils.validate_url(path):
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parse(path, False)
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else:
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raise ValueError(_("%(path)s is not a valid file.") % {'path': path})
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def parse(path, a_file=True):
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output = None
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tosca = ToscaTemplate(path, None, a_file)
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version = tosca.version
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if tosca.version:
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print ("\nversion:\n" + version)
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description = tosca.description
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if description:
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print ("\ndescription:\n" + description)
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inputs = tosca.inputs
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if inputs:
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print ("\ninputs:")
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for input in inputs:
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print (input.name)
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nodetemplates = tosca.nodetemplates
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if nodetemplates:
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print ("\nnodetemplates:")
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for node in nodetemplates:
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print (node.name)
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outputs = tosca.outputs
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if outputs:
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print ("\noutputs:")
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for output in outputs:
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print (output.name)
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if __name__ == '__main__':
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main()
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parser_shell.main()
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85
toscaparser/shell.py
Normal file
85
toscaparser/shell.py
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@ -0,0 +1,85 @@
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import os
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import sys
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from toscaparser.tosca_template import ToscaTemplate
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from toscaparser.utils.gettextutils import _
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import toscaparser.utils.urlutils
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"""
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CLI entry point to show how TOSCA Parser can be used programmatically
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This is a basic command line utility showing the entry point in the
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TOSCA Parser and how to iterate over parsed template. It can be extended
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or modified to fit an individual need.
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It can be used as,
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#tosca-parser --template-file=<path to the YAML template>
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#tosca-parser --template-file=<path to the CSAR zip file>
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#tosca-parser --template-file=<URL to the template or CSAR>
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e.g.
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#tosca-parser
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--template-file=toscaparser/tests/data/tosca_helloworld.yaml
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#tosca-parser
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--template-file=toscaparser/tests/data/CSAR/csar_hello_world.zip
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"""
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def main():
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if len(sys.argv) < 2:
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msg = _("The program requires template or CSAR file as an argument. "
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"Please refer to the usage documentation.")
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raise ValueError(msg)
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if "--template-file=" not in sys.argv[1]:
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msg = _("The program expects --template-file as first argument. "
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"Please refer to the usage documentation.")
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path = sys.argv[1].split('--template-file=')[1]
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if os.path.isfile(path):
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parse(path)
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elif toscaparser.utils.urlutils.UrlUtils.validate_url(path):
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parse(path, False)
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else:
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raise ValueError(_("%(path)s is not a valid file.") % {'path': path})
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def parse(path, a_file=True):
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output = None
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tosca = ToscaTemplate(path, None, a_file)
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version = tosca.version
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if tosca.version:
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print ("\nversion: " + version)
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description = tosca.description
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if description:
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print ("\ndescription: " + description)
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inputs = tosca.inputs
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if inputs:
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print ("\ninputs:")
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for input in inputs:
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print ("\t" + input.name)
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nodetemplates = tosca.nodetemplates
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if nodetemplates:
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print ("\nnodetemplates:")
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for node in nodetemplates:
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print ("\t" + node.name)
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outputs = tosca.outputs
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if outputs:
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print ("\noutputs:")
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for output in outputs:
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print ("\t" + output.name)
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if __name__ == '__main__':
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main()
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