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Add validation mode for config

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Signed-off-by: Knut Ahlers <knut@ahlers.me>
This commit is contained in:
Knut Ahlers 2021-07-12 14:52:30 +02:00
parent 890242845c
commit 71c708570c
Signed by: luzifer
GPG key ID: 0066F03ED215AD7D
2 changed files with 13 additions and 5 deletions
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1
README.md
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@ -24,5 +24,6 @@ Usage of twitch-bot:
--storage-file string Where to store the data (default "./storage.json.gz")
--twitch-client string Client ID to act as
--twitch-token string OAuth token valid for client
-v, --validate-config Loads the config, logs any errors and quits with status 0 on success
--version Prints current version and exits
```

17
main.go
View file

@ -25,6 +25,7 @@ var (
StorageFile string `flag:"storage-file" default:"./storage.json.gz" description:"Where to store the data"`
TwitchClient string `flag:"twitch-client" default:"" description:"Client ID to act as"`
TwitchToken string `flag:"twitch-token" default:"" description:"OAuth token valid for client"`
ValidateConfig bool `flag:"validate-config,v" default:"false" description:"Loads the config, logs any errors and quits with status 0 on success"`
VersionAndExit bool `flag:"version" default:"false" description:"Prints current version and exits"`
}{}
@ -66,6 +67,17 @@ func init() {
func main() {
var err error
if err = loadConfig(cfg.Config); err != nil {
log.WithError(err).Fatal("Initial config load failed")
}
defer func() { config.CloseRawMessageWriter() }()
if cfg.ValidateConfig {
// We were asked to only validate the config, this was successful
log.Info("Config validated successfully")
return
}
if err = startCheck(); err != nil {
log.WithError(err).Fatal("Missing required parameters")
}
@ -74,11 +86,6 @@ func main() {
log.WithError(err).Fatal("Unable to load storage file")
}
if err = loadConfig(cfg.Config); err != nil {
log.WithError(err).Fatal("Initial config load failed")
}
defer func() { config.CloseRawMessageWriter() }()
fsEvents := make(chan configChangeEvent, 1)
go watchConfigChanges(cfg.Config, fsEvents)