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Diffstat (limited to 'deploy/deploy-config.py')
| -rw-r--r-- | deploy/deploy-config.py | 300 |
1 files changed, 300 insertions, 0 deletions
diff --git a/deploy/deploy-config.py b/deploy/deploy-config.py new file mode 100644 index 000000000..a0a44c1ed --- /dev/null +++ b/deploy/deploy-config.py @@ -0,0 +1,300 @@ +#!/usr/bin/python +############################################################################### +# Copyright (c) 2015 Ericsson AB and others. +# jonas.bjurel@ericsson.com +# All rights reserved. This program and the accompanying materials +# are made available under the terms of the Apache License, Version 2.0 +# which accompanies this distribution, and is available at +# http://www.apache.org/licenses/LICENSE-2.0 +############################################################################### + +############################################################################### +# Description +# This script constructs the final deployment dea.yaml and dha.yaml files +# The dea.yaml get's constructed from (in reverse priority): +# 1) dea-base +# 2) dea-pod-override +# 3) deployment-scenario dea-override-config section +# +# The dha.yaml get's constructed from (in reverse priority): +# 1) pod dha +# 2) deployment-scenario dha-override-config section +############################################################################### + +import os +import yaml +import sys +import urllib2 +import calendar +import time +import collections +import hashlib + +from functools import reduce +from operator import or_ +from common import ( + log, + exec_cmd, + err, + warn, + check_file_exists, + create_dir_if_not_exists, + delete, + check_if_root, + ArgParser, +) + +def parse_arguments(): + parser = ArgParser(prog='python %s' % __file__) + parser.add_argument('-dha', dest='dha_uri', action='store', + default=False, help='dha configuration file FQDN URI', required=True) + parser.add_argument('-deab', dest='dea_base_uri', action='store', + default=False, help='dea base configuration FQDN URI', required=True) + parser.add_argument('-deao', dest='dea_pod_override_uri', action='store', + default=False, help='dea POD override configuration FQDN URI', + required=True) + parser.add_argument('-scenario-base-uri', dest='scenario_base_uri', action='store', + default=False, help='Deploymen scenario base directory URI', + required=True) + parser.add_argument('-scenario', dest='scenario', action='store', + default=False, help='Deploymen scenario short-name (priority), or base file name (in the absense of a shortname defenition)', + required=True) + + parser.add_argument('-plugins', dest='plugins_uri', action='store', + default=False, help='Plugin configurations directory URI', + required=True) + parser.add_argument('-output', dest='output_path', action='store', + default=False, + help='Local path for resulting output configuration files', + required=True) + args = parser.parse_args() + log(args) + kwargs = {'dha_uri': args.dha_uri, + 'dea_base_uri': args.dea_base_uri, + 'dea_pod_override_uri': args.dea_pod_override_uri, + 'scenario_base_uri': args.scenario_base_uri, + 'scenario': args.scenario, + 'plugins_uri': args.plugins_uri, + 'output_path': args.output_path} + return kwargs + +def setup_yaml(): + represent_dict_order = lambda self, data: self.represent_mapping('tag:yaml.org,2002:map', data.items()) + yaml.add_representer(collections.OrderedDict, represent_dict_order) + +def sha_uri(uri): + import hashlib + response = urllib2.urlopen(uri) + data = response.read() + sha1 = hashlib.sha1() + sha1.update(data) + return sha1.hexdigest() + +def mergedicts(dict1, dict2): + for k in set(dict1.keys()).union(dict2.keys()): + if k in dict1 and k in dict2: + if isinstance(dict1[k], dict) and isinstance(dict2[k], dict): + yield (k, dict(mergedicts(dict1[k], dict2[k]))) + else: + # If one of the values is not a dict, you can't continue + # merging it. + # Value from second dict overrides one in first and we move on. + yield (k, dict2[k]) + elif k in dict1: + yield (k, dict1[k]) + else: + yield (k, dict2[k]) + +setup_yaml() +kwargs = parse_arguments() + +# Generate final dea.yaml by merging following config files/fragments in revers priority order: +# "dea-base", "dea-pod-override", "deplyment-scenario/module-config-override" +# and "deployment-scenario/dea-override" +print 'Generating final dea.yaml configuration....' + +# Fetch dea-base, extract and purge meta-data +print 'Parsing dea-base from: ' + kwargs["dea_base_uri"] + "...." +response = urllib2.urlopen(kwargs["dea_base_uri"]) +dea_base_conf = yaml.load(response.read()) +dea_base_title = dea_base_conf['dea-base-config-metadata']['title'] +dea_base_version = dea_base_conf['dea-base-config-metadata']['version'] +dea_base_creation = dea_base_conf['dea-base-config-metadata']['created'] +dea_base_sha = sha_uri(kwargs["dea_base_uri"]) +dea_base_comment = dea_base_conf['dea-base-config-metadata']['comment'] +dea_base_conf.pop('dea-base-config-metadata') +final_dea_conf = dea_base_conf + +# Fetch dea-pod-override, extract and purge meta-data, merge with previous dea data structure +print 'Parsing the dea-pod-override from: ' + kwargs["dea_pod_override_uri"] + "...." +response = urllib2.urlopen(kwargs["dea_pod_override_uri"]) +dea_pod_override_conf = yaml.load(response.read()) +if dea_pod_override_conf: + dea_pod_title = dea_pod_override_conf['dea-pod-override-config-metadata']['title'] + dea_pod_version = dea_pod_override_conf['dea-pod-override-config-metadata']['version'] + dea_pod_creation = dea_pod_override_conf['dea-pod-override-config-metadata']['created'] + dea_pod_sha = sha_uri(kwargs["dea_pod_override_uri"]) + dea_pod_comment = dea_pod_override_conf['dea-pod-override-config-metadata']['comment'] + print 'Merging dea-base and dea-pod-override configuration ....' + dea_pod_override_conf.pop('dea-pod-override-config-metadata') + if dea_pod_override_conf: + final_dea_conf = dict(mergedicts(final_dea_conf, dea_pod_override_conf)) + +# Fetch deployment-scenario, extract and purge meta-data, merge deployment-scenario/ +# dea-override-configith previous dea data structure +print 'Parsing deployment-scenario from: ' + kwargs["scenario"] + "...." + +response = urllib2.urlopen(kwargs["scenario_base_uri"] + "/scenario.yaml") +scenario_short_translation_conf = yaml.load(response.read()) +if kwargs["scenario"] in scenario_short_translation_conf: + scenario_uri = kwargs["scenario_base_uri"] + "/" + scenario_short_translation_conf[kwargs["scenario"]]['configfile'] +else: + scenario_uri = kwargs["scenario_base_uri"] + "/" + kwargs["scenario"] +response = urllib2.urlopen(scenario_uri) +deploy_scenario_conf = yaml.load(response.read()) + +if deploy_scenario_conf: + deploy_scenario_title = deploy_scenario_conf['deployment-scenario-metadata']['title'] + deploy_scenario_version = deploy_scenario_conf['deployment-scenario-metadata']['version'] + deploy_scenario_creation = deploy_scenario_conf['deployment-scenario-metadata']['created'] + deploy_scenario_sha = sha_uri(scenario_uri) + deploy_scenario_comment = deploy_scenario_conf['deployment-scenario-metadata']['comment'] + deploy_scenario_conf.pop('deployment-scenario-metadata') +else: + print "Deployment scenario file not found or is empty" + print "Cannot continue, exiting ...." + sys.exit(1) + +dea_scenario_override_conf = deploy_scenario_conf["dea-override-config"] +if dea_scenario_override_conf: + print 'Merging dea-base-, dea-pod-override- and deployment-scenario configuration into final dea.yaml configuration....' + final_dea_conf = dict(mergedicts(final_dea_conf, dea_scenario_override_conf)) + +# Fetch plugin-configuration configuration files, extract and purge meta-data, +# merge/append with previous dea data structure, override plugin-configuration with +# deploy-scenario/module-config-override +modules = [] +module_uris = [] +module_titles = [] +module_versions = [] +module_creations = [] +module_shas = [] +module_comments = [] +if deploy_scenario_conf["stack-extensions"]: + for module in deploy_scenario_conf["stack-extensions"]: + print 'Loading configuration for module: ' + module["module"] + ' and merging it to final dea.yaml configuration....' + response = urllib2.urlopen(kwargs["plugins_uri"] + '/' + module["module-config-name"] + '_' + module["module-config-version"] + '.yaml') + module_conf = yaml.load(response.read()) + modules.append(module["module"]) + module_uris.append(kwargs["plugins_uri"] + '/' + module["module-config-name"] + '_' + module["module-config-version"] + '.yaml') + module_titles.append(str(module_conf['plugin-config-metadata']['title'])) + module_versions.append(str(module_conf['plugin-config-metadata']['version'])) + module_creations.append(str(module_conf['plugin-config-metadata']['created'])) + module_shas.append(sha_uri(kwargs["plugins_uri"] + '/' + module["module-config-name"] + '_' + module["module-config-version"] + '.yaml')) + module_comments.append(str(module_conf['plugin-config-metadata']['comment'])) + module_conf.pop('plugin-config-metadata') + final_dea_conf['settings']['editable'].update(module_conf) + scenario_module_override_conf = module['module-config-override'] + if scenario_module_override_conf: + dea_scenario_module_override_conf = {} + dea_scenario_module_override_conf['settings'] = {} + dea_scenario_module_override_conf['settings']['editable'] = {} + dea_scenario_module_override_conf['settings']['editable'][module["module"]] = scenario_module_override_conf + final_dea_conf = dict(mergedicts(final_dea_conf, dea_scenario_module_override_conf)) + +# Dump final dea.yaml including configuration management meta-data to argument provided +# directory +if not os.path.exists(kwargs["output_path"]): + os.makedirs(kwargs["output_path"]) +print 'Dumping final dea.yaml to ' + kwargs["output_path"] + '/dea.yaml....' +with open(kwargs["output_path"] + '/dea.yaml', "w") as f: + f.write("title: DEA.yaml file automatically generated from the configuration files stated in the \"configuration-files\" fragment below\n") + f.write("version: " + str(calendar.timegm(time.gmtime())) + "\n") + f.write("created: " + str(time.strftime("%d/%m/%Y")) + " " + str(time.strftime("%H:%M:%S")) + "\n") + f.write("comment: none\n") + + f.write("configuration-files:\n") + f.write(" dea-base:\n") + f.write(" uri: " + kwargs["dea_base_uri"] + "\n") + f.write(" title: " + str(dea_base_title) + "\n") + f.write(" version: " + str(dea_base_version) + "\n") + f.write(" created: " + str(dea_base_creation) + "\n") + f.write(" sha1: " + str(dea_base_sha) + "\n") + f.write(" comment: " + str(dea_base_comment) + "\n") + + f.write(" pod-override:\n") + f.write(" uri: " + kwargs["dea_pod_override_uri"] + "\n") + f.write(" title: " + str(dea_pod_title) + "\n") + f.write(" version: " + str(dea_pod_version) + "\n") + f.write(" created: " + str(dea_pod_creation) + "\n") + f.write(" sha1: " + str(dea_pod_sha) + "\n") + f.write(" comment: " + str(dea_pod_comment) + "\n") + + f.write(" deployment-scenario:\n") + f.write(" uri: " + str(scenario_uri) + "\n") + f.write(" title: " + str(deploy_scenario_title) + "\n") + f.write(" version: " + str(deploy_scenario_version) + "\n") + f.write(" created: " + str(deploy_scenario_creation) + "\n") + f.write(" sha1: " + str(deploy_scenario_sha) + "\n") + f.write(" comment: " + str(deploy_scenario_comment) + "\n") + + f.write(" plugin-modules:\n") + for k in range(0,len(modules)): + f.write(" - module: " + modules[k] + "\n") + f.write(" uri: " + module_uris[k] + "\n") + f.write(" title: " + module_titles[k] + "\n") + f.write(" version: " + module_versions[k] + "\n") + f.write(" created: " + module_creations[k] + "\n") + f.write(" sha-1: " + module_shas[k] + "\n") + f.write(" comment: " + module_comments[k] + "\n") + + yaml.dump(final_dea_conf, f, default_flow_style=False) + +# Load POD dha and override it with "deployment-scenario/dha-override-config" section +print 'Generating final dha.yaml configuration....' +print 'Parsing dha-pod yaml configuration....' +response = urllib2.urlopen(kwargs["dha_uri"]) +dha_pod_conf = yaml.load(response.read()) +dha_pod_title = dha_pod_conf['dha-pod-config-metadata']['title'] +dha_pod_version = dha_pod_conf['dha-pod-config-metadata']['version'] +dha_pod_creation = dha_pod_conf['dha-pod-config-metadata']['created'] +dha_pod_sha = sha_uri(kwargs["dha_uri"]) +dha_pod_comment = dha_pod_conf['dha-pod-config-metadata']['comment'] +dha_pod_conf.pop('dha-pod-config-metadata') +final_dha_conf = dha_pod_conf + +dha_scenario_override_conf = deploy_scenario_conf["dha-override-config"] +# Only virtual deploy scenarios can override dha.yaml since there +# is no way to programatically override a physical environment: +# wireing, IPMI set-up, etc. +# For Physical environments, dha.yaml overrides will be silently ignored +if dha_scenario_override_conf and (final_dha_conf['adapter'] == 'libvirt' or final_dha_conf['adapter'] == 'esxi' or final_dha_conf['adapter'] == 'vbox'): + print 'Merging dha-pod and deployment-scenario override information to final dha.yaml configuration....' + final_dha_conf = dict(mergedicts(final_dha_conf, dha_scenario_override_conf)) + +# Dump final dha.yaml to argument provided directory +print 'Dumping final dha.yaml to ' + kwargs["output_path"] + '/dha.yaml....' +with open(kwargs["output_path"] + '/dha.yaml', "w") as f: + f.write("title: DHA.yaml file automatically generated from the configuration files stated in the \"configuration-files\" fragment below\n") + f.write("version: " + str(calendar.timegm(time.gmtime())) + "\n") + f.write("created: " + str(time.strftime("%d/%m/%Y")) + " " + str(time.strftime("%H:%M:%S")) + "\n") + f.write("comment: none\n") + + f.write("configuration-files:\n") + + f.write(" dha-pod-configuration:\n") + f.write(" uri: " + kwargs["dha_uri"] + "\n") + f.write(" title: " + str(dha_pod_title) + "\n") + f.write(" version: " + str(dha_pod_version) + "\n") + f.write(" created: " + str(dha_pod_creation) + "\n") + f.write(" sha-1: " + str(dha_pod_sha) + "\n") + f.write(" comment: " + str(dha_pod_comment) + "\n") + + f.write(" deployment-scenario:\n") + f.write(" uri: " + str(scenario_uri) + "\n") + f.write(" title: " + str(deploy_scenario_title) + "\n") + f.write(" version: " + str(deploy_scenario_version) + "\n") + f.write(" created: " + str(deploy_scenario_creation) + "\n") + f.write(" sha-1: " + str(deploy_scenario_sha) + "\n") + f.write(" comment: " + str(deploy_scenario_comment) + "\n") + yaml.dump(final_dha_conf, f, default_flow_style=False) |