1 ##############################################################################
2 # Copyright (c) 2016 Michael Chapman (michapma@redhat.com) and others.
4 # All rights reserved. This program and the accompanying materials
5 # are made available under the terms of the Apache License, Version 2.0
6 # which accompanies this distribution, and is available at
7 # http://www.apache.org/licenses/LICENSE-2.0
8 ##############################################################################
14 REQ_DEPLOY_SETTINGS = ['sdn_controller',
25 OPT_DEPLOY_SETTINGS = ['performance', 'vsperf', 'ceph_device']
27 VALID_ROLES = ['Controller', 'Compute', 'ObjectStorage']
28 VALID_PERF_OPTS = ['kernel', 'nova', 'vpp']
29 VALID_DATAPLANES = ['ovs', 'ovs_dpdk', 'fdio']
32 class DeploySettings(dict):
34 This class parses a APEX deploy settings yaml file into an object
36 Currently the parsed object is dumped into a bash global definition file
37 for deploy.sh consumption. This object will later be used directly as
38 deployment script move to python.
40 def __init__(self, filename):
42 if isinstance(filename, str):
43 with open(filename, 'r') as deploy_settings_file:
44 init_dict = yaml.safe_load(deploy_settings_file)
46 # assume input is a dict to build from
49 super().__init__(init_dict)
50 self._validate_settings()
52 def _validate_settings(self):
54 Validates the deploy settings file provided
56 DeploySettingsException will be raised if validation fails.
59 if 'deploy_options' not in self:
60 raise DeploySettingsException("No deploy options provided in"
61 " deploy settings file")
62 if 'global_params' not in self:
63 raise DeploySettingsException("No global options provided in"
64 " deploy settings file")
66 deploy_options = self['deploy_options']
67 if not isinstance(deploy_options, dict):
68 raise DeploySettingsException("deploy_options should be a list")
70 for setting, value in deploy_options.items():
71 if setting not in REQ_DEPLOY_SETTINGS + OPT_DEPLOY_SETTINGS:
72 raise DeploySettingsException("Invalid deploy_option {} "
73 "specified".format(setting))
74 if setting == 'dataplane':
75 if value not in VALID_DATAPLANES:
76 planes = ' '.join(VALID_DATAPLANES)
77 raise DeploySettingsException(
78 "Invalid dataplane {} specified. Valid dataplanes:"
79 " {}".format(value, planes))
81 for req_set in REQ_DEPLOY_SETTINGS:
82 if req_set not in deploy_options:
83 if req_set == 'dataplane':
84 self['deploy_options'][req_set] = 'ovs'
86 self['deploy_options'][req_set] = False
88 if 'performance' in deploy_options:
89 if not isinstance(deploy_options['performance'], dict):
90 raise DeploySettingsException("Performance deploy_option"
91 "must be a dictionary.")
92 for role, role_perf_sets in deploy_options['performance'].items():
93 if role not in VALID_ROLES:
94 raise DeploySettingsException("Performance role {}"
95 "is not valid, choose"
101 for key in role_perf_sets:
102 if key not in VALID_PERF_OPTS:
103 raise DeploySettingsException("Performance option {} "
104 "is not valid, choose"
111 def _dump_performance(self):
113 Creates performance settings string for bash consumption.
115 Output will be in the form of a list that can be iterated over in
116 bash, with each string being the direct input to the performance
117 setting script in the form <role> <category> <key> <value> to
118 facilitate modification of the correct image.
120 bash_str = 'performance_options=(\n'
121 deploy_options = self['deploy_options']
122 for role, settings in deploy_options['performance'].items():
123 for category, options in settings.items():
124 for key, value in options.items():
125 bash_str += "\"{} {} {} {}\"\n".format(role,
131 bash_str += 'performance_roles=(\n'
132 for role in self['deploy_options']['performance']:
133 bash_str += role + '\n'
139 def _dump_deploy_options_array(self):
141 Creates deploy settings array in bash syntax.
144 for key, value in self['deploy_options'].items():
145 if not isinstance(value, bool):
146 bash_str += "deploy_options_array[{}]=\"{}\"\n".format(key,
149 bash_str += "deploy_options_array[{}]={}\n".format(key,
153 def dump_bash(self, path=None):
155 Prints settings for bash consumption.
157 If optional path is provided, bash string will be written to the file
161 for key, value in self['global_params'].items():
162 bash_str += "{}={}\n".format(key, value)
163 if 'performance' in self['deploy_options']:
164 bash_str += self._dump_performance()
165 bash_str += self._dump_deploy_options_array()
168 with open(path, 'w') as file:
174 class DeploySettingsException(Exception):
175 def __init__(self, value):