129 lines
7.1 KiB
Go
129 lines
7.1 KiB
Go
// Package cmd provides the ntfy CLI application
|
|
package cmd
|
|
|
|
import (
|
|
"errors"
|
|
"fmt"
|
|
"github.com/urfave/cli/v2"
|
|
"github.com/urfave/cli/v2/altsrc"
|
|
"heckel.io/ntfy/config"
|
|
"heckel.io/ntfy/server"
|
|
"heckel.io/ntfy/util"
|
|
"log"
|
|
"os"
|
|
"time"
|
|
)
|
|
|
|
// New creates a new CLI application
|
|
func New() *cli.App {
|
|
flags := []cli.Flag{
|
|
&cli.StringFlag{Name: "config", Aliases: []string{"c"}, EnvVars: []string{"NTFY_CONFIG_FILE"}, Value: "/etc/ntfy/config.yml", DefaultText: "/etc/ntfy/config.yml", Usage: "config file"},
|
|
altsrc.NewStringFlag(&cli.StringFlag{Name: "listen-http", Aliases: []string{"l"}, EnvVars: []string{"NTFY_LISTEN_HTTP"}, Value: config.DefaultListenHTTP, Usage: "ip:port used to as HTTP listen address"}),
|
|
altsrc.NewStringFlag(&cli.StringFlag{Name: "listen-https", Aliases: []string{"L"}, EnvVars: []string{"NTFY_LISTEN_HTTPS"}, Usage: "ip:port used to as HTTPS listen address"}),
|
|
altsrc.NewStringFlag(&cli.StringFlag{Name: "key-file", Aliases: []string{"K"}, EnvVars: []string{"NTFY_KEY_FILE"}, Usage: "private key file, if listen-https is set"}),
|
|
altsrc.NewStringFlag(&cli.StringFlag{Name: "cert-file", Aliases: []string{"E"}, EnvVars: []string{"NTFY_CERT_FILE"}, Usage: "certificate file, if listen-https is set"}),
|
|
altsrc.NewStringFlag(&cli.StringFlag{Name: "firebase-key-file", Aliases: []string{"F"}, EnvVars: []string{"NTFY_FIREBASE_KEY_FILE"}, Usage: "Firebase credentials file; if set additionally publish to FCM topic"}),
|
|
altsrc.NewStringFlag(&cli.StringFlag{Name: "cache-file", Aliases: []string{"C"}, EnvVars: []string{"NTFY_CACHE_FILE"}, Usage: "cache file used for message caching"}),
|
|
altsrc.NewDurationFlag(&cli.DurationFlag{Name: "cache-duration", Aliases: []string{"b"}, EnvVars: []string{"NTFY_CACHE_DURATION"}, Value: config.DefaultCacheDuration, Usage: "buffer messages for this time to allow `since` requests"}),
|
|
altsrc.NewDurationFlag(&cli.DurationFlag{Name: "keepalive-interval", Aliases: []string{"k"}, EnvVars: []string{"NTFY_KEEPALIVE_INTERVAL"}, Value: config.DefaultKeepaliveInterval, Usage: "interval of keepalive messages"}),
|
|
altsrc.NewDurationFlag(&cli.DurationFlag{Name: "manager-interval", Aliases: []string{"m"}, EnvVars: []string{"NTFY_MANAGER_INTERVAL"}, Value: config.DefaultManagerInterval, Usage: "interval of for message pruning and stats printing"}),
|
|
altsrc.NewIntFlag(&cli.IntFlag{Name: "global-topic-limit", Aliases: []string{"T"}, EnvVars: []string{"NTFY_GLOBAL_TOPIC_LIMIT"}, Value: config.DefaultGlobalTopicLimit, Usage: "total number of topics allowed"}),
|
|
altsrc.NewIntFlag(&cli.IntFlag{Name: "visitor-subscription-limit", Aliases: []string{"V"}, EnvVars: []string{"NTFY_VISITOR_SUBSCRIPTION_LIMIT"}, Value: config.DefaultVisitorSubscriptionLimit, Usage: "number of subscriptions per visitor"}),
|
|
altsrc.NewIntFlag(&cli.IntFlag{Name: "visitor-request-limit-burst", Aliases: []string{"B"}, EnvVars: []string{"NTFY_VISITOR_REQUEST_LIMIT_BURST"}, Value: config.DefaultVisitorRequestLimitBurst, Usage: "initial limit of requests per visitor"}),
|
|
altsrc.NewDurationFlag(&cli.DurationFlag{Name: "visitor-request-limit-replenish", Aliases: []string{"R"}, EnvVars: []string{"NTFY_VISITOR_REQUEST_LIMIT_REPLENISH"}, Value: config.DefaultVisitorRequestLimitReplenish, Usage: "interval at which burst limit is replenished (one per x)"}),
|
|
altsrc.NewBoolFlag(&cli.BoolFlag{Name: "behind-proxy", Aliases: []string{"P"}, EnvVars: []string{"NTFY_BEHIND_PROXY"}, Value: false, Usage: "if set, use X-Forwarded-For header to determine visitor IP address (for rate limiting)"}),
|
|
}
|
|
return &cli.App{
|
|
Name: "ntfy",
|
|
Usage: "Simple pub-sub notification service",
|
|
UsageText: "ntfy [OPTION..]",
|
|
HideHelp: true,
|
|
HideVersion: true,
|
|
EnableBashCompletion: true,
|
|
UseShortOptionHandling: true,
|
|
Reader: os.Stdin,
|
|
Writer: os.Stdout,
|
|
ErrWriter: os.Stderr,
|
|
Action: execRun,
|
|
Before: initConfigFileInputSource("config", flags),
|
|
Flags: flags,
|
|
}
|
|
}
|
|
|
|
func execRun(c *cli.Context) error {
|
|
// Read all the options
|
|
listenHTTP := c.String("listen-http")
|
|
listenHTTPS := c.String("listen-https")
|
|
keyFile := c.String("key-file")
|
|
certFile := c.String("cert-file")
|
|
firebaseKeyFile := c.String("firebase-key-file")
|
|
cacheFile := c.String("cache-file")
|
|
cacheDuration := c.Duration("cache-duration")
|
|
keepaliveInterval := c.Duration("keepalive-interval")
|
|
managerInterval := c.Duration("manager-interval")
|
|
globalTopicLimit := c.Int("global-topic-limit")
|
|
visitorSubscriptionLimit := c.Int("visitor-subscription-limit")
|
|
visitorRequestLimitBurst := c.Int("visitor-request-limit-burst")
|
|
visitorRequestLimitReplenish := c.Duration("visitor-request-limit-replenish")
|
|
behindProxy := c.Bool("behind-proxy")
|
|
|
|
// Check values
|
|
if firebaseKeyFile != "" && !util.FileExists(firebaseKeyFile) {
|
|
return errors.New("if set, FCM key file must exist")
|
|
} else if keepaliveInterval < 5*time.Second {
|
|
return errors.New("keepalive interval cannot be lower than five seconds")
|
|
} else if managerInterval < 5*time.Second {
|
|
return errors.New("manager interval cannot be lower than five seconds")
|
|
} else if cacheDuration < managerInterval {
|
|
return errors.New("cache duration cannot be lower than manager interval")
|
|
} else if keyFile != "" && !util.FileExists(keyFile) {
|
|
return errors.New("if set, key file must exist")
|
|
} else if certFile != "" && !util.FileExists(certFile) {
|
|
return errors.New("if set, certificate file must exist")
|
|
} else if listenHTTPS != "" && (keyFile == "" || certFile == "") {
|
|
return errors.New("if listen-https is set, both key-file and cert-file must be set")
|
|
}
|
|
|
|
// Run server
|
|
conf := config.New(listenHTTP)
|
|
conf.ListenHTTPS = listenHTTPS
|
|
conf.KeyFile = keyFile
|
|
conf.CertFile = certFile
|
|
conf.FirebaseKeyFile = firebaseKeyFile
|
|
conf.CacheFile = cacheFile
|
|
conf.CacheDuration = cacheDuration
|
|
conf.KeepaliveInterval = keepaliveInterval
|
|
conf.ManagerInterval = managerInterval
|
|
conf.GlobalTopicLimit = globalTopicLimit
|
|
conf.VisitorSubscriptionLimit = visitorSubscriptionLimit
|
|
conf.VisitorRequestLimitBurst = visitorRequestLimitBurst
|
|
conf.VisitorRequestLimitReplenish = visitorRequestLimitReplenish
|
|
conf.BehindProxy = behindProxy
|
|
s, err := server.New(conf)
|
|
if err != nil {
|
|
log.Fatalln(err)
|
|
}
|
|
if err := s.Run(); err != nil {
|
|
log.Fatalln(err)
|
|
}
|
|
log.Printf("Exiting.")
|
|
return nil
|
|
}
|
|
|
|
// initConfigFileInputSource is like altsrc.InitInputSourceWithContext and altsrc.NewYamlSourceFromFlagFunc, but checks
|
|
// if the config flag is exists and only loads it if it does. If the flag is set and the file exists, it fails.
|
|
func initConfigFileInputSource(configFlag string, flags []cli.Flag) cli.BeforeFunc {
|
|
return func(context *cli.Context) error {
|
|
configFile := context.String(configFlag)
|
|
if context.IsSet(configFlag) && !util.FileExists(configFile) {
|
|
return fmt.Errorf("config file %s does not exist", configFile)
|
|
} else if !context.IsSet(configFlag) && !util.FileExists(configFile) {
|
|
return nil
|
|
}
|
|
inputSource, err := altsrc.NewYamlSourceFromFile(configFile)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
return altsrc.ApplyInputSourceValues(context, inputSource, flags)
|
|
}
|
|
}
|