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# Copyright 2021 Spirent Communications.
#
# 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.
"""
Render Jinja templates to corresponding files
"""
import os
#from conf import merge_spec
from conf import settings
from jinja2 import Environment, FileSystemLoader
def listdir_nohidden(path):
"""
Exclude hidden directories
"""
for fname in os.listdir(path):
if not fname.startswith('.'):
yield fname
def render_content_jinja_baremetal(pkt_size):
"""
Render Templates
"""
templates_dir_path = settings.getValue('TRAFFICGEN_PROX_TEMPLATES_DIR')
values_from_vineperf = {
'm1_admin_ip' : settings.getValue('TRAFFICGEN_PROX_EAST_MGMT_IP'),
'm2_admin_ip' : settings.getValue('TRAFFICGEN_PROX_WEST_MGMT_IP'),
'local_ip1' : settings.getValue('TRAFFICGEN_PROX_EAST_IP'),
'local_ip2' : settings.getValue('TRAFFICGEN_PROX_WEST_IP'),
'local_eip1' : settings.getValue('TRAFFICGEN_PROX_EAST_ENV_IP'),
'local_eip2' : settings.getValue('TRAFFICGEN_PROX_WEST_ENV_IP'),
'mac1' : settings.getValue('TRAFFICGEN_PROX_EAST_MAC'),
'mac2' : settings.getValue('TRAFFICGEN_PROX_WEST_MAC'),
'emac1' : settings.getValue('TRAFFICGEN_PROX_EAST_ENV_MAC'),
'emac2' : settings.getValue('TRAFFICGEN_PROX_WEST_ENV_MAC'),
'pci1': settings.getValue('TRAFFICGEN_PROX_EAST_PCI_ID'),
'pci2': settings.getValue('TRAFFICGEN_PROX_WEST_PCI_ID'),
'mcore' : settings.getValue('TRAFFICGEN_PROX_MASTER_CORES'),
'gencores' : settings.getValue('TRAFFICGEN_PROX_GENERATOR_CORES'),
'latcores' : settings.getValue('TRAFFICGEN_PROX_LATENCY_CORES'),
'config_file' : os.path.join(settings.getValue('TRAFFICGEN_PROX_CONF_DIR'),
settings.getValue('TRAFFICGEN_PROX_GENERATOR_CONFIG_FILENAME')),
'user' : settings.getValue('TRAFFICGEN_PROX_GENERATOR_USER'),
'key' : os.path.join(settings.getValue('TRAFFICGEN_PROX_CONF_DIR'),
settings.getValue('TRAFFICGEN_PROX_GENERATOR_KEYFILE')),
'latency_buckets': settings.getValue('TRAFFICGEN_PROX_LATENCY_BUCKETS'),
}
if pkt_size:
values_from_vineperf['pktsizes'] = pkt_size
else:
values_from_vineperf['pktsizes'] = settings.getValue('TRAFFICGEN_PROX_PKTSIZES')
file_loader = FileSystemLoader(templates_dir_path)
env = Environment(loader = file_loader)
destination_dir = settings.getValue("TRAFFICGEN_PROX_CONF_DIR")
for filename in listdir_nohidden(templates_dir_path):
file = env.get_template(filename)
rendered_content = file.render(data = values_from_vineperf)
filename = os.path.splitext(filename)[0]
with open(os.path.join(destination_dir, filename), "w+") as fileh:
fileh.write(rendered_content)
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