9d983e4874
Add cleaning step to remove ending slash in template path entered from CLI Change-Id: I1ec8f48918b54b4733658ed7001b6e6462bef7a8
111 lines
4.5 KiB
Python
111 lines
4.5 KiB
Python
# Copyright 2019 AT&T Intellectual Property. All other rights reserved.
|
|
#
|
|
# 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 logging
|
|
import os
|
|
import shutil
|
|
|
|
import jinja2
|
|
|
|
from spyglass.data_extractor.models import site_document_data_factory
|
|
from spyglass.data_extractor.models import SiteDocumentData
|
|
from spyglass.site_processors.base import BaseProcessor
|
|
|
|
LOG = logging.getLogger(__name__)
|
|
|
|
|
|
class SiteProcessor(BaseProcessor):
|
|
def __init__(self, site_data, manifest_dir, force_write):
|
|
super().__init__()
|
|
if isinstance(site_data, SiteDocumentData):
|
|
self.site_data = site_data
|
|
else:
|
|
self.site_data = site_document_data_factory(site_data)
|
|
self.manifest_dir = manifest_dir
|
|
self.force_write = force_write
|
|
|
|
def render_template(self, template_dir):
|
|
"""The method renders network config yaml from j2 templates.
|
|
|
|
Network configs common to all racks (i.e oam, overlay, storage,
|
|
calico) are generated in a single file. Rack specific
|
|
configs( pxe and oob) are generated per rack.
|
|
"""
|
|
# Check if manifest_dir exists
|
|
if self.manifest_dir is not None:
|
|
site_manifest_dir = os.path.join(
|
|
self.manifest_dir, 'pegleg_manifests', 'site')
|
|
else:
|
|
site_manifest_dir = os.path.join('pegleg_manifests', 'site')
|
|
LOG.info("Site manifest output dir:{}".format(site_manifest_dir))
|
|
|
|
LOG.debug("Template Path: %s", template_dir)
|
|
|
|
if self.force_write:
|
|
logging_undefined = \
|
|
jinja2.make_logging_undefined(LOG, base=jinja2.Undefined)
|
|
else:
|
|
logging_undefined = \
|
|
jinja2.make_logging_undefined(LOG, base=jinja2.StrictUndefined)
|
|
|
|
template_folder_name = os.path.split(template_dir.rstrip(os.sep))[1]
|
|
created_file_list = []
|
|
created_dir_list = []
|
|
|
|
for dirpath, dirs, files in os.walk(template_dir):
|
|
loader = jinja2.FileSystemLoader(dirpath)
|
|
for filename in files:
|
|
j2_env = jinja2.Environment(
|
|
autoescape=True,
|
|
loader=loader,
|
|
trim_blocks=True,
|
|
lstrip_blocks=True,
|
|
undefined=logging_undefined)
|
|
templatefile = os.path.join(dirpath, filename)
|
|
LOG.debug("Template file: %s", templatefile)
|
|
outdirs = dirpath.split(template_folder_name)[1].lstrip(os.sep)
|
|
LOG.debug("outdirs: %s", outdirs)
|
|
|
|
outfile_path = os.path.join(
|
|
site_manifest_dir, self.site_data.site_info.region_name,
|
|
outdirs)
|
|
LOG.debug("outfile path: %s", outfile_path)
|
|
outfile_yaml = os.path.split(templatefile)[1]
|
|
outfile_yaml = os.path.splitext(outfile_yaml)[0]
|
|
outfile = os.path.join(outfile_path, outfile_yaml)
|
|
LOG.debug("outfile: %s", outfile)
|
|
outfile_dir = os.path.dirname(outfile)
|
|
if not os.path.exists(outfile_dir):
|
|
os.makedirs(outfile_dir)
|
|
created_dir_list.append(outfile_dir)
|
|
template_j2 = j2_env.get_template(filename)
|
|
try:
|
|
out = open(outfile, "w")
|
|
created_file_list.append(outfile)
|
|
LOG.info("Rendering {}".format(outfile_yaml))
|
|
rendered = template_j2.render(data=self.site_data)
|
|
out.write(rendered)
|
|
out.close()
|
|
except IOError as ioe:
|
|
LOG.error(
|
|
"IOError during rendering:{}".format(outfile_yaml))
|
|
raise SystemExit(
|
|
"Error when generating {:s}:\n{:s}".format(
|
|
outfile, ioe.strerror))
|
|
except jinja2.UndefinedError as e:
|
|
LOG.info('Undefined data found, rolling back changes...')
|
|
out.close()
|
|
shutil.rmtree(site_manifest_dir)
|
|
raise e
|