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Add NATS support

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This commit is contained in:
John Hooks 2023-07-21 15:10:15 -04:00 committed by Márk Sági-Kazár
parent d5c5c83bfc
commit 1e811d1f02
3 changed files with 18 additions and 5 deletions
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9
README.md
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@ -488,6 +488,15 @@ err := viper.ReadRemoteConfig()
Of course, you're allowed to use `SecureRemoteProvider` also Of course, you're allowed to use `SecureRemoteProvider` also
#### NATS
```go
viper.AddRemoteProvider("nats", "nats://127.0.0.1:4222", "myapp.config")
viper.SetConfigType("json")
err := viper.ReadRemoteConfig()
```
### Remote Key/Value Store Example - Encrypted ### Remote Key/Value Store Example - Encrypted
```go ```go

4
remote/remote.go
View file

@ -91,6 +91,8 @@ func getConfigManager(rp viper.RemoteProvider) (crypt.ConfigManager, error) {
cm, err = crypt.NewEtcdV3ConfigManager(endpoints, kr) cm, err = crypt.NewEtcdV3ConfigManager(endpoints, kr)
case "firestore": case "firestore":
cm, err = crypt.NewFirestoreConfigManager(endpoints, kr) cm, err = crypt.NewFirestoreConfigManager(endpoints, kr)
case "nats":
cm, err = crypt.NewNatsConfigManager(endpoints, kr)
default: default:
cm, err = crypt.NewConsulConfigManager(endpoints, kr) cm, err = crypt.NewConsulConfigManager(endpoints, kr)
} }
@ -102,6 +104,8 @@ func getConfigManager(rp viper.RemoteProvider) (crypt.ConfigManager, error) {
cm, err = crypt.NewStandardEtcdV3ConfigManager(endpoints) cm, err = crypt.NewStandardEtcdV3ConfigManager(endpoints)
case "firestore": case "firestore":
cm, err = crypt.NewStandardFirestoreConfigManager(endpoints) cm, err = crypt.NewStandardFirestoreConfigManager(endpoints)
case "nats":
cm, err = crypt.NewStandardNatsConfigManager(endpoints)
default: default:
cm, err = crypt.NewStandardConsulConfigManager(endpoints) cm, err = crypt.NewStandardConsulConfigManager(endpoints)
} }

10
viper.go
View file

@ -301,7 +301,7 @@ func NewWithOptions(opts ...Option) *Viper {
func Reset() { func Reset() {
v = New() v = New()
SupportedExts = []string{"json", "toml", "yaml", "yml", "properties", "props", "prop", "hcl", "tfvars", "dotenv", "env", "ini"} SupportedExts = []string{"json", "toml", "yaml", "yml", "properties", "props", "prop", "hcl", "tfvars", "dotenv", "env", "ini"}
SupportedRemoteProviders = []string{"etcd", "etcd3", "consul", "firestore"} SupportedRemoteProviders = []string{"etcd", "etcd3", "consul", "firestore", "nats"}
} }
// TODO: make this lazy initialization instead // TODO: make this lazy initialization instead
@ -420,7 +420,7 @@ type RemoteProvider interface {
var SupportedExts = []string{"json", "toml", "yaml", "yml", "properties", "props", "prop", "hcl", "tfvars", "dotenv", "env", "ini"} var SupportedExts = []string{"json", "toml", "yaml", "yml", "properties", "props", "prop", "hcl", "tfvars", "dotenv", "env", "ini"}
// SupportedRemoteProviders are universally supported remote providers. // SupportedRemoteProviders are universally supported remote providers.
var SupportedRemoteProviders = []string{"etcd", "etcd3", "consul", "firestore"} var SupportedRemoteProviders = []string{"etcd", "etcd3", "consul", "firestore", "nats"}
// OnConfigChange sets the event handler that is called when a config file changes. // OnConfigChange sets the event handler that is called when a config file changes.
func OnConfigChange(run func(in fsnotify.Event)) { v.OnConfigChange(run) } func OnConfigChange(run func(in fsnotify.Event)) { v.OnConfigChange(run) }
@ -584,8 +584,8 @@ func (v *Viper) AddConfigPath(in string) {
// AddRemoteProvider adds a remote configuration source. // AddRemoteProvider adds a remote configuration source.
// Remote Providers are searched in the order they are added. // Remote Providers are searched in the order they are added.
// provider is a string value: "etcd", "etcd3", "consul" or "firestore" are currently supported. // provider is a string value: "etcd", "etcd3", "consul", "firestore" or "nats" are currently supported.
// endpoint is the url. etcd requires http://ip:port consul requires ip:port // endpoint is the url. etcd requires http://ip:port, consul requires ip:port, nats requires nats://ip:port
// path is the path in the k/v store to retrieve configuration // path is the path in the k/v store to retrieve configuration
// To retrieve a config file called myapp.json from /configs/myapp.json // To retrieve a config file called myapp.json from /configs/myapp.json
// you should set path to /configs and set config name (SetConfigName()) to // you should set path to /configs and set config name (SetConfigName()) to
@ -615,7 +615,7 @@ func (v *Viper) AddRemoteProvider(provider, endpoint, path string) error {
// AddSecureRemoteProvider adds a remote configuration source. // AddSecureRemoteProvider adds a remote configuration source.
// Secure Remote Providers are searched in the order they are added. // Secure Remote Providers are searched in the order they are added.
// provider is a string value: "etcd", "etcd3", "consul" or "firestore" are currently supported. // provider is a string value: "etcd", "etcd3", "consul", "firestore" or "nats" are currently supported.
// endpoint is the url. etcd requires http://ip:port consul requires ip:port // endpoint is the url. etcd requires http://ip:port consul requires ip:port
// secretkeyring is the filepath to your openpgp secret keyring. e.g. /etc/secrets/myring.gpg // secretkeyring is the filepath to your openpgp secret keyring. e.g. /etc/secrets/myring.gpg
// path is the path in the k/v store to retrieve configuration // path is the path in the k/v store to retrieve configuration