docker private registry + nginx basic auth

access.log

10.143.7.175 - - [02/Sep/2013:04:08:22 +0000] "GET /v1/_ping HTTP/1.1" 200 4 "-" "Go 1.1 package http" "-"
10.143.7.175 - - [02/Sep/2013:04:08:32 +0000] "POST /v1/users/ HTTP/1.1" 201 14 "-" "Go 1.1 package http" "-"
10.143.7.175 - - [02/Sep/2013:04:08:32 +0000] "GET /v1/_ping HTTP/1.1" 200 4 "-" "Go 1.1 package http" "-"
10.143.7.175 - docker [02/Sep/2013:04:08:32 +0000] "PUT /v1/repositories/test/essential/ HTTP/1.1" 200 2 "-" "go/go1.1.1 kernel/3.8.0-29-generic" "-"
10.143.7.175 - - [02/Sep/2013:04:08:32 +0000] "GET /v1/images/8dbd9e392a964056420e5d58ca5cc376ef18e2de93b5cc90e868a1bbc8318c1c/json HTTP/1.1" 401 194 "-" "go/go1.1.1 kernel/3.8.0-29-generic" "-"
10.143.7.175 - - [02/Sep/2013:04:08:32 +0000] "PUT /v1/images/8dbd9e392a964056420e5d58ca5cc376ef18e2de93b5cc90e868a1bbc8318c1c/json HTTP/1.1" 401 194 "-" "go/go1.1.1 kernel/3.8.0-29-generic" "-"

docker output

[debug] api.go:1012 Calling POST /auth
2013/09/02 04:08:31 POST /v1.4/auth
[debug] api.go:1012 Calling POST /images/{name:.*}/push
2013/09/02 04:08:31 POST /v1.4/images/private_registry.localdomain/test/essential/push?authConfig=eyJ1c2VybmFtZSI6ImRvY2tlciIsInBhc3N3b3JkIjoiZG9ja2VyIiwiYXV0
aCI6IiIsImVtYWlsIjoiZW5nQG5pdHJvdXMuaW8iLCJzZXJ2ZXJhZGRyZXNzIjoiaHR0cHM6Ly9kb2NrZXItcmVnaXN0cnkubml0cm91cy5pby92MS8ifQ%3D%3D
[debug] registry.go:500 [registry] PUT https://private_registry.localdomain/v1/repositories/test/essential/
[debug] registry.go:501 Image list pushed to index:
[{"id":"8dbd9e392a964056420e5d58ca5cc376ef18e2de93b5cc90e868a1bbc8318c1c","Tag":"latest"},{"id":"585ead4598c25cb34b95d813f2958359c05d95f1f6741d0aaccb20a3dec09c
d2","Tag":"latest"},{"id":"a2a602880c66f106677e59055f1eee4808c83d6351ca763f36616891890c764d","Tag":"latest"},{"id":"c3d06ad14450346b218644fe7e71d08bb512df044d8
aca321778fdea109808e7","Tag":"latest"},{"id":"8c487ba88e7088c021e7392f87dce5f04b01b3e5f93be744f8a0b1c13e6e750e","Tag":"latest"},{"id":"f844be4f00c92267ca7e1ef5
5a674c7ec5c6dcbe35b5a3e5fd82f2c6779a0b25","Tag":"latest"}]

[debug] registry.go:551 Auth token: [Token signature=7SJLT936X41G6LQ2,repository="test/essential",access=write]
[debug] registry.go:394 [registry] Calling PUT https://docker-registry.test.io/v1/images/8dbd9e392a964056420e5d58ca5cc376ef18e2de93b5cc90e868a1bbc8318c1c/js
on

nginx config

location /_ping {
  auth_basic off;
  proxy_pass        http://0.0.0.0:5000;
  proxy_set_header  X-Real-IP  $remote_addr;
}

location /v1/_ping {
  auth_basic off;
  proxy_pass        http://0.0.0.0:5000;
  proxy_set_header  X-Real-IP  $remote_addr;
}

location / {
  auth_basic            "Restricted";
  auth_basic_user_file  htpasswd;
  proxy_pass        http://0.0.0.0:5000;
  proxy_set_header  X-Real-IP  $remote_addr;
}