/
flags.go
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/
flags.go
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// Copyright 2016 IBM Corporation
//
// 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 (
"strings"
"time"
"github.com/amalgam8/amalgam8/registry/cluster"
"github.com/urfave/cli"
)
// Flag names
const (
LogLevelFlag = "log_level"
LogFormatFlag = "log_format"
AuthModeFlag = "auth_mode"
JWTSecretFlag = "jwt_secret"
RequireHTTPSFlag = "require_https"
RestAPIPortFlag = "api_port"
ReplicationPortFlag = "replication_port"
ReplicationFlag = "replication"
SyncTimeoutFlag = "sync_timeout"
ClusterDirectoryFlag = "cluster_dir"
ClusterSizeFlag = "cluster_size"
NamespaceCapacityFlag = "namespace_capacity"
DefaultTTLFlag = "default_ttl"
MaxTTLFlag = "max_ttl"
MinTTLFlag = "min_ttl"
K8sURLFlag = "k8s_url"
K8sTokenFlag = "k8s_token"
EurekaURLsFlag = "eureka_url"
FSCatalogFlag = "fs_catalog"
StoreFlag = "store"
StoreAddrFlag = "store_address"
StorePasswordFlag = "store_password"
)
// Flags represents the set of supported flags
var Flags = []cli.Flag{
cli.StringFlag{
Name: LogLevelFlag,
EnvVar: envVarFromFlag(LogLevelFlag),
Value: "info",
Usage: "Logging level. Supported values are: 'debug', 'info', 'warn', 'error', 'fatal', 'panic'",
},
cli.StringFlag{
Name: LogFormatFlag,
EnvVar: envVarFromFlag(LogFormatFlag),
Value: "text",
Usage: "Logging format. Supported values are: 'text', 'json', 'logstash'",
},
cli.StringSliceFlag{
Name: AuthModeFlag,
EnvVar: envVarFromFlag(AuthModeFlag),
Usage: "Authentication modes. Supported values are: 'trusted', 'jwt'",
},
cli.StringFlag{
Name: JWTSecretFlag,
EnvVar: envVarFromFlag(JWTSecretFlag),
Usage: "Secret key for JWT authentication",
},
cli.BoolFlag{
Name: RequireHTTPSFlag,
EnvVar: envVarFromFlag(RequireHTTPSFlag),
Usage: "Require clients to use HTTPS for API calls",
},
cli.IntFlag{
Name: RestAPIPortFlag,
EnvVar: envVarFromFlag(RestAPIPortFlag),
Value: 8080,
Usage: "REST API port number",
},
cli.IntFlag{
Name: ReplicationPortFlag,
EnvVar: envVarFromFlag(ReplicationPortFlag),
Value: 6100,
Usage: "Replication port number",
},
cli.BoolFlag{
Name: ReplicationFlag,
EnvVar: envVarFromFlag(ReplicationFlag),
Usage: "Enable replication",
},
cli.DurationFlag{
Name: SyncTimeoutFlag,
EnvVar: envVarFromFlag(SyncTimeoutFlag),
Value: 30 * time.Second,
Usage: "Registry timeout for establishing peer synchronization connection",
},
cli.StringFlag{
Name: ClusterDirectoryFlag,
EnvVar: envVarFromFlag(ClusterDirectoryFlag),
Value: cluster.DefaultDirectory,
Usage: "Filesystem directory for cluster membership",
},
cli.IntFlag{
Name: ClusterSizeFlag,
EnvVar: envVarFromFlag(ClusterSizeFlag),
Value: 0,
Usage: "Cluster minimal healthy size",
},
cli.DurationFlag{
Name: DefaultTTLFlag,
EnvVar: envVarFromFlag(DefaultTTLFlag),
Value: 30 * time.Second,
Usage: "Registry default TTL",
},
cli.DurationFlag{
Name: MaxTTLFlag,
EnvVar: envVarFromFlag(MaxTTLFlag),
Value: 10 * time.Minute,
Usage: "Registry maximum TTL",
},
cli.DurationFlag{
Name: MinTTLFlag,
EnvVar: envVarFromFlag(MinTTLFlag),
Value: 10 * time.Second,
Usage: "Registry minimum TTL",
},
cli.IntFlag{
Name: NamespaceCapacityFlag,
EnvVar: envVarFromFlag(NamespaceCapacityFlag),
Value: -1,
Usage: "Registry namespace capacity, value of -1 indicates no capacity limit",
},
cli.StringFlag{
Name: K8sURLFlag,
EnvVar: envVarFromFlag(K8sURLFlag),
Usage: "Enable kubernetes catalog and specify the kubernetes API server URL",
},
cli.StringFlag{
Name: K8sTokenFlag,
EnvVar: envVarFromFlag(K8sTokenFlag),
Usage: "Kubernetes token API",
},
cli.StringSliceFlag{
Name: EurekaURLsFlag,
EnvVar: envVarFromFlag(EurekaURLsFlag),
Usage: "Enable eureka catalog and specify the eureka API server URLs",
},
cli.StringFlag{
Name: FSCatalogFlag,
EnvVar: envVarFromFlag(FSCatalogFlag),
Usage: "Enable FileSystem catalog and specify the name of the data file",
},
cli.StringFlag{
Name: StoreFlag,
EnvVar: envVarFromFlag(StoreFlag),
Value: "inmem",
Usage: "Backing store. Supported values are: 'inmem', 'redis'",
},
cli.StringFlag{
Name: StoreAddrFlag,
EnvVar: envVarFromFlag(StoreAddrFlag),
Value: "",
Usage: "Store address",
},
cli.StringFlag{
Name: StorePasswordFlag,
EnvVar: envVarFromFlag(StorePasswordFlag),
Value: "",
Usage: "Store password",
},
}
// envVarFromFlag returns the environment variable bound to the given flag
func envVarFromFlag(name string) string {
return "A8_" + strings.ToUpper(name)
}