mirror of
https://github.com/octoleo/restic.git
synced 2024-12-30 13:40:36 +00:00
107 lines
3.4 KiB
Go
107 lines
3.4 KiB
Go
package location
|
|
|
|
import (
|
|
"context"
|
|
"net/http"
|
|
|
|
"github.com/restic/restic/internal/backend"
|
|
"github.com/restic/restic/internal/backend/limiter"
|
|
)
|
|
|
|
type Registry struct {
|
|
factories map[string]Factory
|
|
}
|
|
|
|
func NewRegistry() *Registry {
|
|
return &Registry{
|
|
factories: make(map[string]Factory),
|
|
}
|
|
}
|
|
|
|
func (r *Registry) Register(factory Factory) {
|
|
if r.factories[factory.Scheme()] != nil {
|
|
panic("duplicate backend")
|
|
}
|
|
r.factories[factory.Scheme()] = factory
|
|
}
|
|
|
|
func (r *Registry) Lookup(scheme string) Factory {
|
|
return r.factories[scheme]
|
|
}
|
|
|
|
type Factory interface {
|
|
Scheme() string
|
|
ParseConfig(s string) (interface{}, error)
|
|
StripPassword(s string) string
|
|
Create(ctx context.Context, cfg interface{}, rt http.RoundTripper, lim limiter.Limiter) (backend.Backend, error)
|
|
Open(ctx context.Context, cfg interface{}, rt http.RoundTripper, lim limiter.Limiter) (backend.Backend, error)
|
|
}
|
|
|
|
type genericBackendFactory[C any, T backend.Backend] struct {
|
|
scheme string
|
|
parseConfigFn func(s string) (*C, error)
|
|
stripPasswordFn func(s string) string
|
|
createFn func(ctx context.Context, cfg C, rt http.RoundTripper, lim limiter.Limiter) (T, error)
|
|
openFn func(ctx context.Context, cfg C, rt http.RoundTripper, lim limiter.Limiter) (T, error)
|
|
}
|
|
|
|
func (f *genericBackendFactory[C, T]) Scheme() string {
|
|
return f.scheme
|
|
}
|
|
|
|
func (f *genericBackendFactory[C, T]) ParseConfig(s string) (interface{}, error) {
|
|
return f.parseConfigFn(s)
|
|
}
|
|
func (f *genericBackendFactory[C, T]) StripPassword(s string) string {
|
|
if f.stripPasswordFn != nil {
|
|
return f.stripPasswordFn(s)
|
|
}
|
|
return s
|
|
}
|
|
func (f *genericBackendFactory[C, T]) Create(ctx context.Context, cfg interface{}, rt http.RoundTripper, lim limiter.Limiter) (backend.Backend, error) {
|
|
return f.createFn(ctx, *cfg.(*C), rt, lim)
|
|
}
|
|
func (f *genericBackendFactory[C, T]) Open(ctx context.Context, cfg interface{}, rt http.RoundTripper, lim limiter.Limiter) (backend.Backend, error) {
|
|
return f.openFn(ctx, *cfg.(*C), rt, lim)
|
|
}
|
|
|
|
func NewHTTPBackendFactory[C any, T backend.Backend](
|
|
scheme string,
|
|
parseConfigFn func(s string) (*C, error),
|
|
stripPasswordFn func(s string) string,
|
|
createFn func(ctx context.Context, cfg C, rt http.RoundTripper) (T, error),
|
|
openFn func(ctx context.Context, cfg C, rt http.RoundTripper) (T, error)) Factory {
|
|
|
|
return &genericBackendFactory[C, T]{
|
|
scheme: scheme,
|
|
parseConfigFn: parseConfigFn,
|
|
stripPasswordFn: stripPasswordFn,
|
|
createFn: func(ctx context.Context, cfg C, rt http.RoundTripper, _ limiter.Limiter) (T, error) {
|
|
return createFn(ctx, cfg, rt)
|
|
},
|
|
openFn: func(ctx context.Context, cfg C, rt http.RoundTripper, _ limiter.Limiter) (T, error) {
|
|
return openFn(ctx, cfg, rt)
|
|
},
|
|
}
|
|
}
|
|
|
|
func NewLimitedBackendFactory[C any, T backend.Backend](
|
|
scheme string,
|
|
parseConfigFn func(s string) (*C, error),
|
|
stripPasswordFn func(s string) string,
|
|
createFn func(ctx context.Context, cfg C, lim limiter.Limiter) (T, error),
|
|
openFn func(ctx context.Context, cfg C, lim limiter.Limiter) (T, error)) Factory {
|
|
|
|
return &genericBackendFactory[C, T]{
|
|
scheme: scheme,
|
|
parseConfigFn: parseConfigFn,
|
|
stripPasswordFn: stripPasswordFn,
|
|
createFn: func(ctx context.Context, cfg C, _ http.RoundTripper, lim limiter.Limiter) (T, error) {
|
|
return createFn(ctx, cfg, lim)
|
|
},
|
|
openFn: func(ctx context.Context, cfg C, _ http.RoundTripper, lim limiter.Limiter) (T, error) {
|
|
return openFn(ctx, cfg, lim)
|
|
},
|
|
}
|
|
}
|