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|
package websockets
import (
"strings"
"time"
"github.com/spiral/roadrunner/v2/pkg/pool"
)
/*
# GLOBAL
redis:
addrs:
- 'localhost:6379'
websockets:
# pubsubs should implement PubSub interface to be collected via endure.Collects
pubsubs:["redis", "amqp", "memory"]
# OR local
redis:
addrs:
- 'localhost:6379'
# path used as websockets path
path: "/ws"
*/
type RedisConfig struct {
Addrs []string `mapstructure:"addrs"`
DB int `mapstructure:"db"`
Username string `mapstructure:"username"`
Password string `mapstructure:"password"`
MasterName string `mapstructure:"master_name"`
SentinelPassword string `mapstructure:"sentinel_password"`
RouteByLatency bool `mapstructure:"route_by_latency"`
RouteRandomly bool `mapstructure:"route_randomly"`
MaxRetries int `mapstructure:"max_retries"`
DialTimeout time.Duration `mapstructure:"dial_timeout"`
MinRetryBackoff time.Duration `mapstructure:"min_retry_backoff"`
MaxRetryBackoff time.Duration `mapstructure:"max_retry_backoff"`
PoolSize int `mapstructure:"pool_size"`
MinIdleConns int `mapstructure:"min_idle_conns"`
MaxConnAge time.Duration `mapstructure:"max_conn_age"`
ReadTimeout time.Duration `mapstructure:"read_timeout"`
WriteTimeout time.Duration `mapstructure:"write_timeout"`
PoolTimeout time.Duration `mapstructure:"pool_timeout"`
IdleTimeout time.Duration `mapstructure:"idle_timeout"`
IdleCheckFreq time.Duration `mapstructure:"idle_check_freq"`
ReadOnly bool `mapstructure:"read_only"`
}
// Config represents configuration for the ws plugin
type Config struct {
// http path for the websocket
Path string `mapstructure:"path"`
// ["redis", "amqp", "memory"]
PubSubs []string `mapstructure:"pubsubs"`
Middleware []string `mapstructure:"middleware"`
AllowedOrigin string `mapstructure:"allowed_origin"`
// wildcard origin
allowedWOrigins []wildcard
allowedOrigins []string
allowedAll bool
Redis *RedisConfig `mapstructure:"redis"`
Pool *pool.Config `mapstructure:"pool"`
}
// InitDefault initialize default values for the ws config
func (c *Config) InitDefault() {
if c.Path == "" {
c.Path = "/ws"
}
if len(c.PubSubs) == 0 {
// memory used by default
c.PubSubs = append(c.PubSubs, "memory")
}
if c.Pool == nil {
c.Pool = &pool.Config{}
if c.Pool.NumWorkers == 0 {
// 2 workers by default
c.Pool.NumWorkers = 2
}
if c.Pool.AllocateTimeout == 0 {
c.Pool.AllocateTimeout = time.Minute
}
if c.Pool.DestroyTimeout == 0 {
c.Pool.DestroyTimeout = time.Minute
}
if c.Pool.Supervisor != nil {
c.Pool.Supervisor.InitDefaults()
}
}
if c.Redis != nil {
if c.Redis.Addrs == nil {
// append default
c.Redis.Addrs = append(c.Redis.Addrs, "localhost:6379")
}
}
if c.AllowedOrigin == "" {
c.AllowedOrigin = "*"
}
// Normalize
origin := strings.ToLower(c.AllowedOrigin)
if origin == "*" {
// If "*" is present in the list, turn the whole list into a match all
c.allowedAll = true
return
} else if i := strings.IndexByte(origin, '*'); i >= 0 {
// Split the origin in two: start and end string without the *
w := wildcard{origin[0:i], origin[i+1:]}
c.allowedWOrigins = append(c.allowedWOrigins, w)
} else {
c.allowedOrigins = append(c.allowedOrigins, origin)
}
}
|
