173 lines
6.5 KiB
Python
173 lines
6.5 KiB
Python
# Copyright 2019 VMware, Inc.
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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LB_METHOD_ROUND_ROBIN = 'ROUND_ROBIN'
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LB_METHOD_LEAST_CONNECTIONS = 'LEAST_CONNECTIONS'
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LB_METHOD_SOURCE_IP = 'SOURCE_IP'
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SUPPORTED_LB_ALGORITHMS = (LB_METHOD_LEAST_CONNECTIONS, LB_METHOD_ROUND_ROBIN,
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LB_METHOD_SOURCE_IP)
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PROTOCOL_TCP = 'TCP'
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PROTOCOL_HTTP = 'HTTP'
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PROTOCOL_HTTPS = 'HTTPS'
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PROTOCOL_TERMINATED_HTTPS = 'TERMINATED_HTTPS'
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POOL_SUPPORTED_PROTOCOLS = (PROTOCOL_TCP, PROTOCOL_HTTPS, PROTOCOL_HTTP)
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LISTENER_SUPPORTED_PROTOCOLS = (PROTOCOL_TCP, PROTOCOL_HTTPS, PROTOCOL_HTTP,
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PROTOCOL_TERMINATED_HTTPS)
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LISTENER_POOL_COMPATIBLE_PROTOCOLS = (
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(PROTOCOL_TCP, PROTOCOL_TCP),
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(PROTOCOL_HTTP, PROTOCOL_HTTP),
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(PROTOCOL_HTTPS, PROTOCOL_HTTPS),
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(PROTOCOL_HTTP, PROTOCOL_TERMINATED_HTTPS))
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HEALTH_MONITOR_PING = 'PING'
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HEALTH_MONITOR_TCP = 'TCP'
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HEALTH_MONITOR_HTTP = 'HTTP'
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HEALTH_MONITOR_HTTPS = 'HTTPS'
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SUPPORTED_HEALTH_MONITOR_TYPES = (HEALTH_MONITOR_HTTP, HEALTH_MONITOR_HTTPS,
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HEALTH_MONITOR_PING, HEALTH_MONITOR_TCP)
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HTTP_METHOD_GET = 'GET'
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HTTP_METHOD_HEAD = 'HEAD'
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HTTP_METHOD_POST = 'POST'
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HTTP_METHOD_PUT = 'PUT'
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HTTP_METHOD_DELETE = 'DELETE'
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HTTP_METHOD_TRACE = 'TRACE'
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HTTP_METHOD_OPTIONS = 'OPTIONS'
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HTTP_METHOD_CONNECT = 'CONNECT'
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HTTP_METHOD_PATCH = 'PATCH'
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SUPPORTED_HTTP_METHODS = (HTTP_METHOD_GET, HTTP_METHOD_HEAD, HTTP_METHOD_POST,
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HTTP_METHOD_PUT, HTTP_METHOD_DELETE,
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HTTP_METHOD_TRACE, HTTP_METHOD_OPTIONS,
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HTTP_METHOD_CONNECT, HTTP_METHOD_PATCH)
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# URL path regex according to RFC 3986
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# Format: path = "/" *( "/" segment )
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# segment = *pchar
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# pchar = unreserved / pct-encoded / sub-delims / ":" / "@"
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# unreserved = ALPHA / DIGIT / "-" / "." / "_" / "~"
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# pct-encoded = "%" HEXDIG HEXDIG
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# sub-delims = "!" / "$" / "&" / "'" / "(" / ")"
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# / "*" / "+" / "," / ";" / "="
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SUPPORTED_URL_PATH = (
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"^(/([a-zA-Z0-9-._~!$&\'()*+,;=:@]|(%[a-fA-F0-9]{2}))*)+$")
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SESSION_PERSISTENCE_SOURCE_IP = 'SOURCE_IP'
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SESSION_PERSISTENCE_HTTP_COOKIE = 'HTTP_COOKIE'
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SESSION_PERSISTENCE_APP_COOKIE = 'APP_COOKIE'
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SUPPORTED_SP_TYPES = (SESSION_PERSISTENCE_SOURCE_IP,
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SESSION_PERSISTENCE_HTTP_COOKIE,
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SESSION_PERSISTENCE_APP_COOKIE)
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L7_RULE_TYPE_HOST_NAME = 'HOST_NAME'
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L7_RULE_TYPE_PATH = 'PATH'
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L7_RULE_TYPE_FILE_TYPE = 'FILE_TYPE'
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L7_RULE_TYPE_HEADER = 'HEADER'
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L7_RULE_TYPE_COOKIE = 'COOKIE'
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SUPPORTED_L7_RULE_TYPES = (L7_RULE_TYPE_HOST_NAME,
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L7_RULE_TYPE_PATH,
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L7_RULE_TYPE_FILE_TYPE,
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L7_RULE_TYPE_HEADER,
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L7_RULE_TYPE_COOKIE)
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L7_RULE_COMPARE_TYPE_REGEX = 'REGEX'
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L7_RULE_COMPARE_TYPE_STARTS_WITH = 'STARTS_WITH'
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L7_RULE_COMPARE_TYPE_ENDS_WITH = 'ENDS_WITH'
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L7_RULE_COMPARE_TYPE_CONTAINS = 'CONTAINS'
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L7_RULE_COMPARE_TYPE_EQUAL_TO = 'EQUAL_TO'
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SUPPORTED_L7_RULE_COMPARE_TYPES = (L7_RULE_COMPARE_TYPE_REGEX,
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L7_RULE_COMPARE_TYPE_STARTS_WITH,
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L7_RULE_COMPARE_TYPE_ENDS_WITH,
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L7_RULE_COMPARE_TYPE_CONTAINS,
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L7_RULE_COMPARE_TYPE_EQUAL_TO)
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L7_POLICY_ACTION_REJECT = 'REJECT'
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L7_POLICY_ACTION_REDIRECT_TO_POOL = 'REDIRECT_TO_POOL'
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L7_POLICY_ACTION_REDIRECT_TO_URL = 'REDIRECT_TO_URL'
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SUPPORTED_L7_POLICY_ACTIONS = (L7_POLICY_ACTION_REJECT,
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L7_POLICY_ACTION_REDIRECT_TO_POOL,
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L7_POLICY_ACTION_REDIRECT_TO_URL)
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URL_REGEX = "http[s]?://(?:[a-zA-Z]|[0-9]|[$-_@.&+]|[!*(),]|\
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(?:%[0-9a-fA-F][0-9a-fA-F]))+"
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# See RFCs 2616, 2965, 6265, 7230: Should match characters valid in a
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# http header or cookie name.
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HTTP_HEADER_COOKIE_NAME_REGEX = r'\A[a-zA-Z0-9!#$%&\'*+-.^_`|~]+\Z'
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# See RFCs 2616, 2965, 6265: Should match characters valid in a cookie value.
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HTTP_COOKIE_VALUE_REGEX = r'\A[a-zA-Z0-9!#$%&\'()*+-./:<=>?@[\]^_`{|}~]+\Z'
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# See RFC 7230: Should match characters valid in a header value.
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HTTP_HEADER_VALUE_REGEX = (r'\A[a-zA-Z0-9'
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r'!"#$%&\'()*+,-./:;<=>?@[\]^_`{|}~\\]+\Z')
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# Also in RFC 7230: Should match characters valid in a header value
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# when quoted with double quotes.
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HTTP_QUOTED_HEADER_VALUE_REGEX = (r'\A"[a-zA-Z0-9 \t'
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r'!"#$%&\'()*+,-./:;<=>?@[\]^_`{|}~\\]*"\Z')
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STATS_ACTIVE_CONNECTIONS = 'active_connections'
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STATS_MAX_CONNECTIONS = 'max_connections'
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STATS_TOTAL_CONNECTIONS = 'total_connections'
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STATS_CURRENT_SESSIONS = 'current_sessions'
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STATS_MAX_SESSIONS = 'max_sessions'
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STATS_TOTAL_SESSIONS = 'total_sessions'
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STATS_IN_BYTES = 'bytes_in'
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STATS_OUT_BYTES = 'bytes_out'
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STATS_CONNECTION_ERRORS = 'connection_errors'
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STATS_RESPONSE_ERRORS = 'response_errors'
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STATS_STATUS = 'status'
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STATS_HEALTH = 'health'
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STATS_FAILED_CHECKS = 'failed_checks'
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# Constants to extend status strings in neutron.plugins.common.constants
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ONLINE = 'ONLINE'
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OFFLINE = 'OFFLINE'
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DEGRADED = 'DEGRADED'
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DISABLED = 'DISABLED'
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NO_MONITOR = 'NO_MONITOR'
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OPERATING_STATUSES = (ONLINE, OFFLINE, DEGRADED, DISABLED, NO_MONITOR)
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NO_CHECK = 'no check'
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# LBaaS V2 Agent Constants
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LBAAS_AGENT_SCHEDULER_V2_EXT_ALIAS = 'lbaas_agent_schedulerv2'
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AGENT_TYPE_LOADBALANCERV2 = 'Loadbalancerv2 agent'
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LOADBALANCER_PLUGINV2 = 'n-lbaasv2-plugin'
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LOADBALANCER_AGENTV2 = 'n-lbaasv2_agent'
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LOADBALANCER = "LOADBALANCER"
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LOADBALANCERV2 = "LOADBALANCERV2"
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# Used to check number of connections per second allowed
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# for the LBaaS V1 vip and LBaaS V2 listeners. -1 indicates
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# no limit, the value cannot be less than -1.
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MIN_CONNECT_VALUE = -1
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# LBaas V2 Table entities
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LISTENER_EVENT = 'listener'
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LISTENER_STATS_EVENT = 'listener_stats'
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LOADBALANCER_EVENT = 'loadbalancer'
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LOADBALANCER_STATS_EVENT = 'loadbalancer_stats'
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MEMBER_EVENT = 'member'
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OPERATING_STATUS = 'operating_status'
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POOL_EVENT = 'pool'
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