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Recognize clients that don't support schema2, and convert manifests to schema1 on the fly

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Signed-off-by: Aaron Lehmann <aaron.lehmann@docker.com>
This commit is contained in:
Aaron Lehmann
2015-12-15 11:37:28 -08:00
parent befd4d6e3c
commit 3f746a8207
2 changed files with 58 additions and 4 deletions
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17
registry/handlers/app.go
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@@ -30,6 +30,7 @@ import (
storagedriver "github.com/docker/distribution/registry/storage/driver"
"github.com/docker/distribution/registry/storage/driver/factory"
storagemiddleware "github.com/docker/distribution/registry/storage/driver/middleware"
"github.com/docker/libtrust"
"github.com/garyburd/redigo/redis"
"github.com/gorilla/mux"
"golang.org/x/net/context"
@@ -67,10 +68,15 @@ type App struct {
redis *redis.Pool
// true if this registry is configured as a pull through cache
// trustKey is a deprecated key used to sign manifests converted to
// schema1 for backward compatibility. It should not be used for any
// other purposes.
trustKey libtrust.PrivateKey
// isCache is true if this registry is configured as a pull through cache
isCache bool
// true if the registry is in a read-only maintenance mode
// readOnly is true if the registry is in a read-only maintenance mode
readOnly bool
}
@@ -139,6 +145,13 @@ func NewApp(ctx context.Context, configuration *configuration.Configuration) *Ap
app.configureRedis(configuration)
app.configureLogHook(configuration)
// Generate an ephemeral key to be used for signing converted manifests
// for clients that don't support schema2.
app.trustKey, err = libtrust.GenerateECP256PrivateKey()
if err != nil {
panic(err)
}
if configuration.HTTP.Host != "" {
u, err := url.Parse(configuration.HTTP.Host)
if err != nil {