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signaturehandler.go
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signaturehandler.go
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package server
import (
"net/http"
"github.com/docker/distribution/context"
"github.com/docker/distribution/reference"
"github.com/docker/distribution/registry/auth"
"github.com/docker/distribution/registry/handlers"
)
// RegisterSignatureHandler registers the Docker image signature extension to Docker
// registry.
func RegisterSignatureHandler(app *handlers.App) {
extensionsRouter := app.NewRoute().PathPrefix("/extensions/v2/").Subrouter()
var (
getSignatureAccess = func(r *http.Request) []auth.Access {
return []auth.Access{
{
Resource: auth.Resource{
Type: "signature",
Name: context.GetStringValue(context.WithVars(app, r), "vars.name"),
},
Action: "get",
},
}
}
putSignatureAccess = func(r *http.Request) []auth.Access {
return []auth.Access{
{
Resource: auth.Resource{
Type: "signature",
Name: context.GetStringValue(context.WithVars(app, r), "vars.name"),
},
Action: "put",
},
}
}
)
app.RegisterRoute(
extensionsRouter.Path("/{name:"+reference.NameRegexp.String()+"}/signatures/{digest:"+reference.DigestRegexp.String()+"}").Methods("GET"),
SignatureDispatcher,
handlers.NameRequired,
getSignatureAccess,
)
app.RegisterRoute(
extensionsRouter.Path("/{name:"+reference.NameRegexp.String()+"}/signatures/{digest:"+reference.DigestRegexp.String()+"}").Methods("PUT"),
SignatureDispatcher,
handlers.NameRequired,
putSignatureAccess,
)
}