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/*
* Copyright 2018-2023 Open Networking Foundation (ONF) and the ONF Contributors
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package config
import (
"flag"
"os"
"time"
)
// RW Core service default constants
const (
EtcdStoreName = "etcd"
)
// RWCoreFlags represents the set of configurations used by the read-write core service
type RWCoreFlags struct {
// Command line parameters
GrpcNBIAddress string
GrpcSBIAddress string
KafkaClusterAddress string
KVStoreType string
KVStoreTimeout time.Duration
KVStoreAddress string
EventTopic string
EventTopicPartitions int
EventTopicReplicas int
LogLevel string
Banner bool
DisplayVersionOnly bool
RWCoreKey string
RWCoreCert string
RWCoreCA string
InternalTimeout time.Duration
RPCTimeout time.Duration
FlowTimeout time.Duration
MaxConnectionRetries int
ConnectionRetryInterval time.Duration
LiveProbeInterval time.Duration
NotLiveProbeInterval time.Duration
ProbeAddress string
TraceEnabled bool
TraceAgentAddress string
LogCorrelationEnabled bool
VolthaStackID string
BackoffRetryInitialInterval time.Duration
BackoffRetryMaxElapsedTime time.Duration
BackoffRetryMaxInterval time.Duration
}
// ParseCommandArguments parses the arguments when running read-write core service
func (cf *RWCoreFlags) ParseCommandArguments(args []string) {
fs := flag.NewFlagSet(os.Args[0], flag.ExitOnError)
fs.StringVar(&cf.GrpcNBIAddress,
"grpc_nbi_address",
":50057",
"GRPC NBI server - address")
fs.StringVar(&cf.GrpcSBIAddress,
"grpc_sbi_address",
":50058",
"GRPC SBI server - address")
fs.StringVar(&cf.KafkaClusterAddress,
"kafka_cluster_address",
"127.0.0.1:9092",
"Kafka - Cluster messaging address")
fs.StringVar(&cf.EventTopic,
"event_topic",
"voltha.events",
"RW Core Event topic")
fs.IntVar(&cf.EventTopicPartitions,
"EventTopicPartitions",
1,
"RW Core Event topic partitions")
fs.IntVar(&cf.EventTopicReplicas,
"EventTopicReplicas",
1,
"RW Core Event topic replicas")
fs.StringVar(&cf.KVStoreType,
"kv_store_type",
EtcdStoreName,
"KV store type")
fs.DurationVar(&cf.KVStoreTimeout,
"kv_store_request_timeout",
5*time.Second,
"The default timeout when making a kv store request")
fs.StringVar(&cf.KVStoreAddress,
"kv_store_address",
"127.0.0.1:2379",
"KV store address")
fs.StringVar(&cf.LogLevel,
"log_level",
"warn",
"Log level")
fs.DurationVar(&(cf.InternalTimeout),
"internal_timeout",
5*time.Second,
"Core internal timeout")
fs.DurationVar(&(cf.RPCTimeout),
"rpc_timeout",
5*time.Second,
"RPC timeout")
fs.DurationVar(&(cf.FlowTimeout), //Note flow time out will be considered for flows related rpc's not rpc timeout
"flow_timeout",
30*time.Second,
"Flow timeout")
fs.BoolVar(&cf.Banner,
"banner",
false,
"Show startup banner log lines")
fs.BoolVar(&cf.DisplayVersionOnly,
"version",
false,
"Show version information and exit")
fs.IntVar(&cf.MaxConnectionRetries,
"max_connection_retries",
-1,
"The number of retries to connect to a dependent component")
fs.DurationVar(&cf.ConnectionRetryInterval,
"connection_retry_interval",
2*time.Second,
"The number of seconds between each connection retry attempt")
fs.DurationVar(&cf.LiveProbeInterval,
"live_probe_interval",
60*time.Second,
"The number of seconds between liveness probes while in a live state")
fs.DurationVar(&cf.NotLiveProbeInterval,
"not_live_probe_interval",
5*time.Second,
"The number of seconds between liveness probes while in a not live state")
fs.StringVar(&cf.ProbeAddress,
"probe_address",
":8080",
"The address on which to listen to answer liveness and readiness probe queries over HTTP")
fs.BoolVar(&(cf.TraceEnabled),
"trace_enabled",
false,
"Whether to send logs to tracing agent?")
fs.StringVar(&cf.TraceAgentAddress,
"trace_agent_address",
"127.0.0.1:6831",
"The address of tracing agent to which span info should be sent")
fs.BoolVar(&cf.LogCorrelationEnabled,
"log_correlation_enabled",
true,
"Whether to enrich log statements with fields denoting operation being executed for achieving correlation?")
fs.StringVar(&cf.VolthaStackID,
"stack_id",
"voltha",
"ID for the current voltha stack")
fs.DurationVar(&cf.BackoffRetryInitialInterval,
"backoff_retry_initial_interval",
500*time.Millisecond,
"The initial number of milliseconds an exponential backoff will wait before a retry")
fs.DurationVar(&cf.BackoffRetryMaxElapsedTime,
"backoff_retry_max_elapsed_time",
0*time.Second,
"The maximum number of milliseconds an exponential backoff can elasped")
fs.DurationVar(&cf.BackoffRetryMaxInterval,
"backoff_retry_max_interval",
1*time.Minute,
"The maximum number of milliseconds of an exponential backoff interval")
_ = fs.Parse(args)
}