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#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# (c) 2017, Alice Ferrazzi <alice.ferrazzi@gmail.com>
# Distributed under the terms of the GNU General Public License v2 or later
import uuid
import os
import werkzeug
from flask import jsonify, make_response
from flask_restful import Resource, reqparse, fields, marshal
from elivepatch_server.resources.livepatch import PaTch
pack_fields = {
'KernelVersion': fields.String,
'LivepatchStatus': fields.String,
'UserID': fields.String
}
packs = {
'id': 1,
'KernelVersion': None,
'LivepatchStatus': None,
'UserID': None
}
def set_kernel_dir(kernel_ID):
kernel_absolute_path = 'linux-' + str(kernel_ID) + '-gentoo'
kernel_path = os.path.join('/usr','src',kernel_absolute_path)
lpatch.set_kernel_dir(kernel_path)
lpatch = PaTch()
kernel_dir = lpatch.get_kernel_dir()
set_kernel_dir(kernel_dir)
class BuildLivePatch(Resource):
def __init__(self):
self.reqparse = reqparse.RequestParser()
self.reqparse.add_argument('KernelVersion', type=str, required=False,
help='No task title provided',
location='json')
self.reqparse.add_argument('LivepatchStatus', type=str, required=False,
help='No task title provided',
location='json')
self.reqparse.add_argument('UserID', type=str, required=False,
help='No task title provided',
location='json')
super(BuildLivePatch, self).__init__()
pass
def get(self):
# lpatch.build_livepatch(kernel_dir, kernel_dir + '/vmlinux')
return {'packs': [marshal(pack, pack_fields) for pack in packs]}
def post(self):
args = self.reqparse.parse_args()
if not args['UserID']:
args['UserID'] = id_generate()
else:
print('UserID: ' + str(args['UserID']))
if args['KernelVersion']:
set_kernel_dir(args['KernelVersion'])
kernel_dir = lpatch.get_kernel_dir()
kernel_config = lpatch.get_config()
kernel_patch = lpatch.get_patch()
if kernel_config and kernel_patch:
lpatch.set_lp_status('working')
print("build livepatch: " + str(args))
# check vmlinux presence if not rebuild the kernel
kernel_vmlinux = os.path.join(kernel_dir, 'vmlinux')
if not os.path.isdir(kernel_dir):
lpatch.get_kernel(kernel_dir, kernel_vmlinux)
if not os.path.isfile(kernel_vmlinux):
lpatch.build_kernel(kernel_dir)
lpatch.build_livepatch(kernel_dir, kernel_vmlinux)
pack = {
'id': packs['id'] + 1,
'KernelVersion': args['KernelVersion'],
'LivepatchStatus': lpatch.livepatch_status,
'UserID' : args['UserID']
}
return {'build_livepatch': marshal(pack, pack_fields)}, 201
class GetLivePatch(Resource):
def __init__(self):
self.reqparse = reqparse.RequestParser()
self.reqparse.add_argument('KernelVersion', type=str, required=False,
help='No task title provided',
location='json')
self.reqparse.add_argument('UserID', type=str, required=False,
help='No task title provided',
location='json')
super(GetLivePatch, self).__init__()
pass
def get(self):
args = self.reqparse.parse_args()
print("get livepatch: " + str(args))
# check if is a new user
if not args['UserID']:
args['UserID'] = id_generate()
else:
print('UserID: ' + str(args['UserID']))
# Getting livepatch build status
status = lpatch.update_lp_status("kpatch-1.ko")
if status == 'done':
with open('kpatch-1.ko', 'rb') as fp:
response = make_response(fp.read())
response.headers['content-type'] = 'application/octet-stream'
return response
return {'packs': [marshal(pack, pack_fields) for pack in packs]}
def post(self):
return make_response(jsonify({'message': 'These are not the \
patches you are looking for'}), 403)
class GetConfig(Resource):
def __init__(self):
self.reqparse = reqparse.RequestParser()
self.reqparse.add_argument('KernelVersion', type=str, required=False,
help='No task title provided',
location='headers')
self.reqparse.add_argument('UserID', type=str, required=False,
help='No task title provided',
location='headers')
super(GetConfig, self).__init__()
pass
def get(self):
return make_response(jsonify({'message': 'These are not the \
patches you are looking for'}), 403)
def post(self):
args = self.reqparse.parse_args()
print("json get config: " + str(args))
if not args['UserID']:
args['UserID'] = str(id_generate())
else:
print('UserID: ' + str(args['UserID']))
parse = reqparse.RequestParser()
parse.add_argument('file', type=werkzeug.datastructures.FileStorage,
location='files')
file_args = parse.parse_args()
print("file get config: " + str(file_args))
configFile = file_args['file']
configFile_name = file_args['file'].filename
# debug filename
#print('configfile_name: '+ str(configFile_name))
#print('configfile: '+ str(configFile))
configFile_name = os.path.join('/tmp','elivepatch-' + args['UserID'], configFile_name)
if not os.path.exists('/tmp/elivepatch-' + args['UserID']):
os.makedirs('/tmp/elivepatch-' + args['UserID'])
configFile.save(configFile_name)
lpatch.set_config(configFile_name)
pack = {
'id': packs['id'] + 1,
'KernelVersion': None,
'UserID' : args['UserID']
}
return {'get_config': marshal(pack, pack_fields)}, 201
class GetPatch(Resource):
def __init__(self):
self.reqparse = reqparse.RequestParser()
self.reqparse.add_argument('KernelVersion', type=str, required=False,
help='No task title provided',
location='json')
self.reqparse.add_argument('UserID', type=str, required=False,
help='No task title provided',
location='headers')
super(GetPatch, self).__init__()
pass
def get(self):
return make_response(jsonify({'message': 'These are not the \
patches you are looking for'}), 403)
def post(self):
args = self.reqparse.parse_args()
print("get patch: " + str(args))
if not args['UserID']:
args['UserID'] = str(id_generate())
else:
print('UserID: ' + str(args['UserID']))
# parse file request information's
parse = reqparse.RequestParser()
parse.add_argument('file', type=werkzeug.datastructures.FileStorage,
location='files')
file_args = parse.parse_args()
patchFile = file_args['file']
patchFile_name = file_args['file'].filename
#print(audioFile_name)
#print(audioFile)
patchFile_name = os.path.join('/tmp', 'elivepatch-' + args['UserID'], patchFile_name)
if not os.path.exists('/tmp/elivepatch-'+args['UserID']):
os.makedirs('/tmp/elivepatch-'+args['UserID'])
patchFile.save(patchFile_name)
lpatch.set_patch(patchFile_name)
pack = {
'id': packs['id'] + 1,
'KernelVersion': None,
'UserID' : args['UserID']
}
return {'get_patch': marshal(pack, pack_fields)}, 201
class GetID(Resource):
def __init__(self):
self.reqparse = reqparse.RequestParser()
self.reqparse.add_argument('UserID', type=str, required=False,
help='No task title provided',
location='json')
super(GetID, self).__init__()
pass
def get(self):
return make_response(jsonify({'message': 'These are not the \
patches you are looking for'}), 403)
def post(self):
args = self.reqparse.parse_args()
print("get ID: " + str(args))
def id_generate():
UserID = uuid.uuid4()
return UserID
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