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api/server, dockerversion: modify context key

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Signed-off-by: KimMachineGun <geon0250@gmail.com>
This commit is contained in:
KimMachineGun
2018-08-22 11:20:22 +09:00
parent ef50da44b3
commit 1377a2ddee
4 changed files with 7 additions and 10 deletions
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6
dockerversion/useragent.go
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@@ -10,7 +10,7 @@ import (
)
// UAStringKey is used as key type for user-agent string in net/context struct
const UAStringKey = "upstream-user-agent"
type UAStringKey struct{}
// DockerUserAgent is the User-Agent the Docker client uses to identify itself.
// In accordance with RFC 7231 (5.5.3) is of the form:
@@ -39,9 +39,9 @@ func DockerUserAgent(ctx context.Context) string {
func getUserAgentFromContext(ctx context.Context) string {
var upstreamUA string
if ctx != nil {
var ki interface{} = ctx.Value(UAStringKey)
var ki interface{} = ctx.Value(UAStringKey{})
if ki != nil {
upstreamUA = ctx.Value(UAStringKey).(string)
upstreamUA = ctx.Value(UAStringKey{}).(string)
}
}
return upstreamUA