gns3-registry/build.py
2015-08-05 15:49:23 +02:00

120 lines
4.0 KiB
Python

#!/usr/bin/env python
#
# Copyright (C) 2015 GNS3 Technologies Inc.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import os
import sys
import json
import shutil
import copy
import base64
from jinja2 import Environment, FileSystemLoader
import logging
log = logging.getLogger(__name__)
log.setLevel(logging.DEBUG)
handler = logging.StreamHandler(sys.stdout)
formatter = logging.Formatter('%(asctime)s %(levelname)s %(message)s')
handler.setFormatter(formatter)
log.addHandler(handler)
if os.path.exists('build'):
for file in os.listdir('build'):
if os.path.isdir(os.path.join('build', file)):
shutil.rmtree(os.path.join('build', file))
else:
os.remove(os.path.join('build', file))
else:
os.mkdir('build')
os.mkdir(os.path.join('build', 'devices'))
os.mkdir(os.path.join('build', 'images'))
def render(template_file, out, **kwargs):
log.info('Build %s', out)
env = Environment(loader=FileSystemLoader('templates'))
env.filters['jsonify'] = json.dumps
env.filters['b64encode'] = lambda s: base64.b64encode(s.encode()).decode("utf-8")
template = env.get_template(template_file)
template.stream(**kwargs).dump(os.path.join('build', out))
def keep_only_version_with_device(md5sum, device):
"""
Filter device version in order to keep only the
version where the image is present.
:param md5sum: Md5sum of the image
:param device: Device hash
:returns: List of version
"""
new_versions = []
for version in device["versions"]:
found = False
for image in version["images"].values():
if image["md5sum"] == md5sum:
found = True
break
if found:
new_versions.append(version)
return new_versions
render('index.html', 'index.html')
render('chat.html', 'chat.html')
render('downloads.html', 'downloads.html')
devices = []
for device_file in os.listdir('devices'):
log.info("Process " + device_file)
out_filename = device_file[:-5]
with open(os.path.join('devices', device_file)) as f:
device = json.load(f)
device['id'] = out_filename
# Resolve version image to the corresponding file
for version in device['versions']:
for image_type, filename in version['images'].items():
found = False
for file in device['images']:
if file['filename'] == filename:
version['images'][image_type] = copy.copy(file)
version['images'][image_type]["type"] = image_type
found = True
break
if not found:
log.critical('Image for {} {} with filename {} is missing'.format(device["name"], version["name"], file['filename']))
sys.exit(1)
render('device.html', os.path.join('devices', out_filename + '.html'), device=device)
devices.append(device)
# Build a page named with the md5sum of each file of the device
# it's allow to get the device informations via HTTP with just an md5sum
# it's what powered the import feature
for image in device['images']:
# We keep only version with this image in the page
image_device = copy.copy(device)
image_device['versions'] = keep_only_version_with_device(image['md5sum'], device)
render('device.html', os.path.join('images', image['md5sum'] + '.html'), device=image_device)
render('devices.html', os.path.join('devices', 'index.html'), devices=devices)