#!/usr/bin/python
import json
from optparse import OptionParser
import os
import urllib2
import sys
import logging
import logging.config

logging.basicConfig(filename="import_project.log", level=logging.INFO)
logger = logging.getLogger()

class Parameters(object):
    def __init__(self):
        self.admiral_endpoint = ''
        self.tokenfile = ''
        self.projectsfile = ''
        self.init_from_input()

    @staticmethod
    def parse_input():
        usage = "usage: %prog [options] <admiralendpoint> <tokenfile> <projectsfile>"
        parser = OptionParser(usage)
        parser.add_option("-a", "--admiralendpoint", dest="admiral_endpoint", help="admiral endpoint")
        parser.add_option("-t", "--tokenfile", dest="tokenfile", help="the path of token file")
        parser.add_option("-f", "--projectsfile", dest="projectsfile", help="the path of exported json file")

        (options, args) = parser.parse_args()
        return (options.admiral_endpoint, options.tokenfile, options.projectsfile)

    def init_from_input(self):
        (self.admiral_endpoint, self.tokenfile, self.projectsfile) = Parameters.parse_input()

class Project:
    def __init__(self, name, public):
        self.project_name = name
        self.public = public

class Admiral:
    def __init__(self, admiral_url, token):
        self.admiral_url = admiral_url + '/projects'
        self.token = token

    def __import_project(self, project, retry=True):
        project_data = json.dumps({ "name": project.project_name, "isPublic": project.public,
                                    "customProperties": {"__enableContentTrust": False, "__preventVulnerableImagesFromRunning":False,
                                    "__preventVulnerableImagesFromRunningSeverity":"high", "__automaticallyScanImagesOnPush":False }})
        data_len = len(project_data)
        request = urllib2.Request(self.admiral_url, project_data)
        request.add_header('x-xenon-auth-token', self.token)
        request.add_header('Content-Type', 'application/json')
        request.add_header('Content-Length', data_len)

        try:
            urllib2.urlopen(request)
        except Exception, e:
            if not retry:
                logger.error("failed to import project: %s, admiral_endpoint: %s, error: %s " % (project.project_name, self.admiral_url, str(e)))
                return
            self.__import_project(project, False)

    def import_project(self, projects):
        for project in projects:
            self.__import_project(project)

def main():
    commandline_input = Parameters()
    
    try:
        if not os.path.exists(commandline_input.projectsfile):
            raise Exception('Error: %s does not exist' % commandline_input.projectsfile)

        if not os.path.exists(commandline_input.tokenfile):
            raise Exception('Error: %s does not exist' % commandline_input.tokenfile)

        with open(commandline_input.tokenfile, 'r') as f:
            token = f.readlines()

        if len(token) == 0:
            raise Exception('No token found in the properties file %s' % commandline_input.tokenfile)

        admiral = Admiral(commandline_input.admiral_endpoint, token[0])
			
        with open(commandline_input.projectsfile, 'r') as project_data_file:
            project_data = json.load(project_data_file)

        projects_import_list = []
        for item in project_data['projects']:
        	projects_import_list.append(Project(item['project_name'], item['public']))

        admiral.import_project(projects_import_list)

    except Exception, e:
        logger.error("failed to import project, admiral_endpoint: %s, error: %s " % (commandline_input.admiral_endpoint, str(e)))
        sys.exit(1)

if __name__ == '__main__':
    main()