97 lines
2.0 KiB
Go
97 lines
2.0 KiB
Go
// Package config is an interface for dynamic configuration.
|
|
package config
|
|
|
|
import (
|
|
"context"
|
|
|
|
"github.com/micro/go-micro/v2/config/loader"
|
|
"github.com/micro/go-micro/v2/config/reader"
|
|
"github.com/micro/go-micro/v2/config/source"
|
|
"github.com/micro/go-micro/v2/config/source/file"
|
|
)
|
|
|
|
// Config is an interface abstraction for dynamic configuration
|
|
type Config interface {
|
|
// provide the reader.Values interface
|
|
reader.Values
|
|
// Init the config
|
|
Init(opts ...Option) error
|
|
// Stop the config loader/watcher
|
|
Close() error
|
|
// Load config sources
|
|
Load(source ...source.Source) error
|
|
// Force a source changeset sync
|
|
Sync() error
|
|
// Watch a value for changes
|
|
Watch(path ...string) (Watcher, error)
|
|
}
|
|
|
|
// Watcher is the config watcher
|
|
type Watcher interface {
|
|
Next() (reader.Value, error)
|
|
Stop() error
|
|
}
|
|
|
|
type Options struct {
|
|
Loader loader.Loader
|
|
Reader reader.Reader
|
|
Source []source.Source
|
|
|
|
// for alternative data
|
|
Context context.Context
|
|
}
|
|
|
|
type Option func(o *Options)
|
|
|
|
var (
|
|
// Default Config Manager
|
|
DefaultConfig, _ = NewConfig()
|
|
)
|
|
|
|
// NewConfig returns new config
|
|
func NewConfig(opts ...Option) (Config, error) {
|
|
return newConfig(opts...)
|
|
}
|
|
|
|
// Return config as raw json
|
|
func Bytes() []byte {
|
|
return DefaultConfig.Bytes()
|
|
}
|
|
|
|
// Return config as a map
|
|
func Map() map[string]interface{} {
|
|
return DefaultConfig.Map()
|
|
}
|
|
|
|
// Scan values to a go type
|
|
func Scan(v interface{}) error {
|
|
return DefaultConfig.Scan(v)
|
|
}
|
|
|
|
// Force a source changeset sync
|
|
func Sync() error {
|
|
return DefaultConfig.Sync()
|
|
}
|
|
|
|
// Get a value from the config
|
|
func Get(path ...string) reader.Value {
|
|
return DefaultConfig.Get(path...)
|
|
}
|
|
|
|
// Load config sources
|
|
func Load(source ...source.Source) error {
|
|
return DefaultConfig.Load(source...)
|
|
}
|
|
|
|
// Watch a value for changes
|
|
func Watch(path ...string) (Watcher, error) {
|
|
return DefaultConfig.Watch(path...)
|
|
}
|
|
|
|
// LoadFile is short hand for creating a file source and loading it
|
|
func LoadFile(path string) error {
|
|
return Load(file.NewSource(
|
|
file.WithPath(path),
|
|
))
|
|
}
|