220 lines
11 KiB
Go
220 lines
11 KiB
Go
package server
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import (
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"heckel.io/ntfy/user"
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"io/fs"
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"net/netip"
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"time"
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)
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// Defines default config settings (excluding limits, see below)
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const (
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DefaultListenHTTP = ":80"
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DefaultCacheDuration = 12 * time.Hour
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DefaultKeepaliveInterval = 45 * time.Second // Not too frequently to save battery (Android read timeout used to be 77s!)
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DefaultManagerInterval = time.Minute
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DefaultDelayedSenderInterval = 10 * time.Second
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DefaultMinDelay = 10 * time.Second
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DefaultMaxDelay = 3 * 24 * time.Hour
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DefaultFirebaseKeepaliveInterval = 3 * time.Hour // ~control topic (Android), not too frequently to save battery
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DefaultFirebasePollInterval = 20 * time.Minute // ~poll topic (iOS), max. 2-3 times per hour (see docs)
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DefaultFirebaseQuotaExceededPenaltyDuration = 10 * time.Minute // Time that over-users are locked out of Firebase if it returns "quota exceeded"
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DefaultStripePriceCacheDuration = 3 * time.Hour // Time to keep Stripe prices cached in memory before a refresh is needed
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)
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// Defines all global and per-visitor limits
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// - message size limit: the max number of bytes for a message
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// - total topic limit: max number of topics overall
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// - various attachment limits
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const (
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DefaultMessageLengthLimit = 4096 // Bytes
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DefaultTotalTopicLimit = 15000
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DefaultAttachmentTotalSizeLimit = int64(5 * 1024 * 1024 * 1024) // 5 GB
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DefaultAttachmentFileSizeLimit = int64(15 * 1024 * 1024) // 15 MB
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DefaultAttachmentExpiryDuration = 3 * time.Hour
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)
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// Defines all per-visitor limits
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// - per visitor subscription limit: max number of subscriptions (active HTTP connections) per per-visitor/IP
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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 5 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 attachment size limit: total per-visitor attachment size in bytes to be stored on the server
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// - per visitor attachment daily bandwidth limit: number of bytes that can be transferred to/from the server
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const (
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DefaultVisitorSubscriptionLimit = 30
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DefaultVisitorRequestLimitBurst = 60
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DefaultVisitorRequestLimitReplenish = 5 * time.Second
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DefaultVisitorMessageDailyLimit = 0
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DefaultVisitorEmailLimitBurst = 16
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DefaultVisitorEmailLimitReplenish = time.Hour
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DefaultVisitorAccountCreationLimitBurst = 3
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DefaultVisitorAccountCreationLimitReplenish = 24 * time.Hour
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DefaultVisitorAuthFailureLimitBurst = 30
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DefaultVisitorAuthFailureLimitReplenish = time.Minute
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DefaultVisitorAttachmentTotalSizeLimit = 100 * 1024 * 1024 // 100 MB
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DefaultVisitorAttachmentDailyBandwidthLimit = 500 * 1024 * 1024 // 500 MB
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)
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var (
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// DefaultVisitorStatsResetTime defines the time at which visitor stats are reset (wall clock only)
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DefaultVisitorStatsResetTime = time.Date(0, 0, 0, 0, 0, 0, 0, time.UTC)
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// DefaultDisallowedTopics defines the topics that are forbidden, because they are used elsewhere. This array can be
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// extended using the server.yml config. If updated, also update in Android and web app.
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DefaultDisallowedTopics = []string{"docs", "static", "file", "app", "metrics", "account", "settings", "signup", "login", "v1"}
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)
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// Config is the main config struct for the application. Use New to instantiate a default config struct.
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type Config struct {
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File string // Config file, only used for testing
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BaseURL string
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ListenHTTP string
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ListenHTTPS string
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ListenUnix string
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ListenUnixMode fs.FileMode
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KeyFile string
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CertFile string
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FirebaseKeyFile string
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CacheFile string
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CacheDuration time.Duration
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CacheStartupQueries string
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CacheBatchSize int
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CacheBatchTimeout time.Duration
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AuthFile string
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AuthStartupQueries string
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AuthDefault user.Permission
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AuthBcryptCost int
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AuthStatsQueueWriterInterval time.Duration
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AttachmentCacheDir string
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AttachmentTotalSizeLimit int64
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AttachmentFileSizeLimit int64
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AttachmentExpiryDuration time.Duration
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KeepaliveInterval time.Duration
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ManagerInterval time.Duration
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DisallowedTopics []string
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WebRootIsApp bool
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DelayedSenderInterval time.Duration
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FirebaseKeepaliveInterval time.Duration
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FirebasePollInterval time.Duration
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FirebaseQuotaExceededPenaltyDuration time.Duration
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UpstreamBaseURL string
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SMTPSenderAddr string
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SMTPSenderUser string
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SMTPSenderPass string
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SMTPSenderFrom string
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SMTPServerListen string
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SMTPServerDomain string
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SMTPServerAddrPrefix string
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MetricsEnable bool
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MetricsListenHTTP string
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ProfileListenHTTP string
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MessageLimit int
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MinDelay time.Duration
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MaxDelay time.Duration
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TotalTopicLimit int
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TotalAttachmentSizeLimit int64
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VisitorSubscriptionLimit int
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VisitorAttachmentTotalSizeLimit int64
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VisitorAttachmentDailyBandwidthLimit int64
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VisitorRequestLimitBurst int
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VisitorRequestLimitReplenish time.Duration
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VisitorRequestExemptIPAddrs []netip.Prefix
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VisitorMessageDailyLimit int
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VisitorEmailLimitBurst int
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VisitorEmailLimitReplenish time.Duration
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VisitorAccountCreationLimitBurst int
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VisitorAccountCreationLimitReplenish time.Duration
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VisitorAuthFailureLimitBurst int
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VisitorAuthFailureLimitReplenish time.Duration
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VisitorStatsResetTime time.Time // Time of the day at which to reset visitor stats
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VisitorSubscriberRateLimiting bool // Enable subscriber-based rate limiting for UnifiedPush topics
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BehindProxy bool
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StripeSecretKey string
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StripeWebhookKey string
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StripePriceCacheDuration time.Duration
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BillingContact string
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EnableWeb bool
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EnableSignup bool // Enable creation of accounts via API and UI
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EnableLogin bool
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EnableReservations bool // Allow users with role "user" to own/reserve topics
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EnableMetrics bool
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AccessControlAllowOrigin string // CORS header field to restrict access from web clients
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Version string // injected by App
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}
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// NewConfig instantiates a default new server config
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func NewConfig() *Config {
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return &Config{
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File: "", // Only used for testing
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BaseURL: "",
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ListenHTTP: DefaultListenHTTP,
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ListenHTTPS: "",
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ListenUnix: "",
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ListenUnixMode: 0,
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KeyFile: "",
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CertFile: "",
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FirebaseKeyFile: "",
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CacheFile: "",
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CacheDuration: DefaultCacheDuration,
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CacheStartupQueries: "",
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CacheBatchSize: 0,
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CacheBatchTimeout: 0,
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AuthFile: "",
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AuthStartupQueries: "",
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AuthDefault: user.PermissionReadWrite,
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AuthBcryptCost: user.DefaultUserPasswordBcryptCost,
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AuthStatsQueueWriterInterval: user.DefaultUserStatsQueueWriterInterval,
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AttachmentCacheDir: "",
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AttachmentTotalSizeLimit: DefaultAttachmentTotalSizeLimit,
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AttachmentFileSizeLimit: DefaultAttachmentFileSizeLimit,
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AttachmentExpiryDuration: DefaultAttachmentExpiryDuration,
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KeepaliveInterval: DefaultKeepaliveInterval,
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ManagerInterval: DefaultManagerInterval,
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DisallowedTopics: DefaultDisallowedTopics,
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WebRootIsApp: false,
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DelayedSenderInterval: DefaultDelayedSenderInterval,
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FirebaseKeepaliveInterval: DefaultFirebaseKeepaliveInterval,
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FirebasePollInterval: DefaultFirebasePollInterval,
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FirebaseQuotaExceededPenaltyDuration: DefaultFirebaseQuotaExceededPenaltyDuration,
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UpstreamBaseURL: "",
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SMTPSenderAddr: "",
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SMTPSenderUser: "",
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SMTPSenderPass: "",
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SMTPSenderFrom: "",
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SMTPServerListen: "",
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SMTPServerDomain: "",
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SMTPServerAddrPrefix: "",
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MessageLimit: DefaultMessageLengthLimit,
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MinDelay: DefaultMinDelay,
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MaxDelay: DefaultMaxDelay,
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TotalTopicLimit: DefaultTotalTopicLimit,
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TotalAttachmentSizeLimit: 0,
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VisitorSubscriptionLimit: DefaultVisitorSubscriptionLimit,
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VisitorAttachmentTotalSizeLimit: DefaultVisitorAttachmentTotalSizeLimit,
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VisitorAttachmentDailyBandwidthLimit: DefaultVisitorAttachmentDailyBandwidthLimit,
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VisitorRequestLimitBurst: DefaultVisitorRequestLimitBurst,
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VisitorRequestLimitReplenish: DefaultVisitorRequestLimitReplenish,
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VisitorRequestExemptIPAddrs: make([]netip.Prefix, 0),
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VisitorMessageDailyLimit: DefaultVisitorMessageDailyLimit,
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VisitorEmailLimitBurst: DefaultVisitorEmailLimitBurst,
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VisitorEmailLimitReplenish: DefaultVisitorEmailLimitReplenish,
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VisitorAccountCreationLimitBurst: DefaultVisitorAccountCreationLimitBurst,
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VisitorAccountCreationLimitReplenish: DefaultVisitorAccountCreationLimitReplenish,
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VisitorAuthFailureLimitBurst: DefaultVisitorAuthFailureLimitBurst,
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VisitorAuthFailureLimitReplenish: DefaultVisitorAuthFailureLimitReplenish,
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VisitorStatsResetTime: DefaultVisitorStatsResetTime,
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VisitorSubscriberRateLimiting: false,
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BehindProxy: false,
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StripeSecretKey: "",
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StripeWebhookKey: "",
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StripePriceCacheDuration: DefaultStripePriceCacheDuration,
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BillingContact: "",
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EnableWeb: true,
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EnableSignup: false,
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EnableLogin: false,
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EnableReservations: false,
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AccessControlAllowOrigin: "*",
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Version: "",
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}
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}
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