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binwiederhier-ntfy/config/config.go
2021-11-05 13:46:27 -04:00

57 lines
2 KiB
Go

// Package config provides the main configuration
package config
import (
"time"
)
// Defines default config settings
const (
DefaultListenHTTP = ":80"
DefaultCacheDuration = 12 * time.Hour
DefaultKeepaliveInterval = 30 * time.Second
DefaultManagerInterval = time.Minute
)
// Defines all the limits
// - global topic limit: max number of topics overall
// - per visistor request limit: max number of PUT/GET/.. requests (here: 60 requests bucket, replenished at a rate of one per 10 seconds)
// - per visistor subscription limit: max number of subscriptions (active HTTP connections) per per-visitor/IP
const (
DefaultGlobalTopicLimit = 5000
DefaultVisitorRequestLimitBurst = 60
DefaultVisitorRequestLimitReplenish = 10 * time.Second
DefaultVisitorSubscriptionLimit = 30
)
// Config is the main config struct for the application. Use New to instantiate a default config struct.
type Config struct {
ListenHTTP string
FirebaseKeyFile string
CacheFile string
CacheDuration time.Duration
KeepaliveInterval time.Duration
ManagerInterval time.Duration
GlobalTopicLimit int
VisitorRequestLimitBurst int
VisitorRequestLimitReplenish time.Duration
VisitorSubscriptionLimit int
BehindProxy bool
}
// New instantiates a default new config
func New(listenHTTP string) *Config {
return &Config{
ListenHTTP: listenHTTP,
FirebaseKeyFile: "",
CacheFile: "",
CacheDuration: DefaultCacheDuration,
KeepaliveInterval: DefaultKeepaliveInterval,
ManagerInterval: DefaultManagerInterval,
GlobalTopicLimit: DefaultGlobalTopicLimit,
VisitorRequestLimitBurst: DefaultVisitorRequestLimitBurst,
VisitorRequestLimitReplenish: DefaultVisitorRequestLimitReplenish,
VisitorSubscriptionLimit: DefaultVisitorSubscriptionLimit,
BehindProxy: false,
}
}