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ntfy/server/config.go

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package server
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import (
"time"
)
// Defines default config settings
const (
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DefaultListenHTTP = ":80"
DefaultCacheDuration = 12 * time.Hour
DefaultKeepaliveInterval = 55 * time.Second // Not too frequently to save battery (Android read timeout is 77s!)
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DefaultManagerInterval = time.Minute
DefaultAtSenderInterval = 10 * time.Second
DefaultMinDelay = 10 * time.Second
DefaultMaxDelay = 3 * 24 * time.Hour
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DefaultMessageLimit = 4096
DefaultFirebaseKeepaliveInterval = 3 * time.Hour // Not too frequently to save battery
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)
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// Defines all the limits
// - global topic limit: max number of topics overall
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// - per visitor request limit: max number of PUT/GET/.. requests (here: 60 requests bucket, replenished at a rate of one per 10 seconds)
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// - per visitor email limit: max number of emails (here: 16 email bucket, replenished at a rate of one per hour)
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// - per visitor subscription limit: max number of subscriptions (active HTTP connections) per per-visitor/IP
const (
DefaultGlobalTopicLimit = 5000
DefaultVisitorRequestLimitBurst = 60
DefaultVisitorRequestLimitReplenish = 10 * time.Second
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DefaultVisitorEmailLimitBurst = 16
DefaultVisitorEmailLimitReplenish = time.Hour
DefaultVisitorSubscriptionLimit = 30
)
// Config is the main config struct for the application. Use New to instantiate a default config struct.
type Config struct {
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BaseURL string
ListenHTTP string
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ListenHTTPS string
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ListenUnix string
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KeyFile string
CertFile string
FirebaseKeyFile string
CacheFile string
CacheDuration time.Duration
KeepaliveInterval time.Duration
ManagerInterval time.Duration
AtSenderInterval time.Duration
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FirebaseKeepaliveInterval time.Duration
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SMTPSenderAddr string
SMTPSenderUser string
SMTPSenderPass string
SMTPSenderFrom string
SMTPServerListen string
SMTPServerDomain string
SMTPServerAddrPrefix string
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MessageLimit int
MinDelay time.Duration
MaxDelay time.Duration
GlobalTopicLimit int
VisitorRequestLimitBurst int
VisitorRequestLimitReplenish time.Duration
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VisitorEmailLimitBurst int
VisitorEmailLimitReplenish time.Duration
VisitorSubscriptionLimit int
BehindProxy bool
}
// NewConfig instantiates a default new server config
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func NewConfig() *Config {
return &Config{
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BaseURL: "",
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ListenHTTP: DefaultListenHTTP,
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ListenHTTPS: "",
KeyFile: "",
CertFile: "",
FirebaseKeyFile: "",
CacheFile: "",
CacheDuration: DefaultCacheDuration,
KeepaliveInterval: DefaultKeepaliveInterval,
ManagerInterval: DefaultManagerInterval,
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MessageLimit: DefaultMessageLimit,
MinDelay: DefaultMinDelay,
MaxDelay: DefaultMaxDelay,
AtSenderInterval: DefaultAtSenderInterval,
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FirebaseKeepaliveInterval: DefaultFirebaseKeepaliveInterval,
GlobalTopicLimit: DefaultGlobalTopicLimit,
VisitorRequestLimitBurst: DefaultVisitorRequestLimitBurst,
VisitorRequestLimitReplenish: DefaultVisitorRequestLimitReplenish,
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VisitorEmailLimitBurst: DefaultVisitorEmailLimitBurst,
VisitorEmailLimitReplenish: DefaultVisitorEmailLimitReplenish,
VisitorSubscriptionLimit: DefaultVisitorSubscriptionLimit,
BehindProxy: false,
}
}