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authorKamil Trzcinski <ayufan@ayufan.eu>2016-06-30 14:49:58 +0200
committerKamil Trzcinski <ayufan@ayufan.eu>2016-07-15 17:35:23 +0200
commit3e4dc164a7a99f19c24accc64b15fb33c0bee1aa (patch)
treec28ec585f70ca4a06709577b3273652063ff5547 /lib/container_registry
parenta3d8a7e6be2511ba9457a5045581de2b3ce80ab0 (diff)
downloadgitlab-ce-3e4dc164a7a99f19c24accc64b15fb33c0bee1aa.tar.gz
Explicitly remove authorization token and make sure that invalid addresses are properly handled
Diffstat (limited to 'lib/container_registry')
-rw-r--r--lib/container_registry/client.rb72
1 files changed, 35 insertions, 37 deletions
diff --git a/lib/container_registry/client.rb b/lib/container_registry/client.rb
index 50ddf79601d..3dda60f607c 100644
--- a/lib/container_registry/client.rb
+++ b/lib/container_registry/client.rb
@@ -10,54 +10,41 @@ module ContainerRegistry
# Taken from: FaradayMiddleware::FollowRedirects
REDIRECT_CODES = Set.new [301, 302, 303, 307]
- # Regex that matches characters that need to be escaped in URLs, sans
- # the "%" character which we assume already represents an escaped sequence.
- URI_UNSAFE = /[^\-_.!~*'()a-zA-Z\d;\/?:@&=+$,\[\]%]/
-
def initialize(base_uri, options = {})
@base_uri = base_uri
- @faraday = Faraday.new(@base_uri) do |conn|
- initialize_connection(conn, options)
- end
+ @options = options
end
def repository_tags(name)
- response_body @faraday.get("/v2/#{name}/tags/list")
+ response_body faraday.get("/v2/#{name}/tags/list")
end
def repository_manifest(name, reference)
- response_body @faraday.get("/v2/#{name}/manifests/#{reference}")
+ response_body faraday.get("/v2/#{name}/manifests/#{reference}")
end
def repository_tag_digest(name, reference)
- response = @faraday.head("/v2/#{name}/manifests/#{reference}")
+ response = faraday.head("/v2/#{name}/manifests/#{reference}")
response.headers['docker-content-digest'] if response.success?
end
def delete_repository_tag(name, reference)
- @faraday.delete("/v2/#{name}/manifests/#{reference}").success?
+ faraday.delete("/v2/#{name}/manifests/#{reference}").success?
end
def blob(name, digest, type = nil)
- headers = {}
- headers['Accept'] = type if type
- response_body @faraday.get("/v2/#{name}/blobs/#{digest}", nil, headers), allow_redirect: true
+ type ||= 'application/octet-stream'
+ response_body faraday_blob.get("/v2/#{name}/blobs/#{digest}", nil, 'Accept' => type), allow_redirect: true
end
def delete_blob(name, digest)
- @faraday.delete("/v2/#{name}/blobs/#{digest}").success?
+ faraday.delete("/v2/#{name}/blobs/#{digest}").success?
end
-
+
private
-
+
def initialize_connection(conn, options)
conn.request :json
- conn.headers['Accept'] = MANIFEST_VERSION
-
- conn.response :json, content_type: 'application/json'
- conn.response :json, content_type: 'application/vnd.docker.distribution.manifest.v1+prettyjws'
- conn.response :json, content_type: 'application/vnd.docker.distribution.manifest.v1+json'
- conn.response :json, content_type: 'application/vnd.docker.distribution.manifest.v2+json'
if options[:user] && options[:password]
conn.request(:basic_auth, options[:user].to_s, options[:password].to_s)
@@ -68,32 +55,43 @@ module ContainerRegistry
conn.adapter :net_http
end
+ def accept_manifest(conn)
+ conn.headers['Accept'] = MANIFEST_VERSION
+
+ conn.response :json, content_type: 'application/json'
+ conn.response :json, content_type: 'application/vnd.docker.distribution.manifest.v1+prettyjws'
+ conn.response :json, content_type: 'application/vnd.docker.distribution.manifest.v1+json'
+ conn.response :json, content_type: 'application/vnd.docker.distribution.manifest.v2+json'
+ end
+
def response_body(response, allow_redirect: false)
if allow_redirect && REDIRECT_CODES.include?(response.status)
- response = redirect_response(response.env['url'], response.headers['location'])
+ response = redirect_response(response.headers['location'])
end
response.body if response && response.success?
end
- def redirect_response(url, location)
+ def redirect_response(location)
return unless location
- url += safe_escape(location)
+ # We explicitly remove authorization token
+ faraday_blob.get(location) do |req|
+ req['Authorization'] = ''
+ end
+ end
- # We use HTTParty due to fact that @faraday contains internal authorization token
- HTTParty.get(url)
+ def faraday
+ @faraday ||= Faraday.new(@base_uri) do |conn|
+ initialize_connection(conn, @options)
+ accept_manifest(conn)
+ end
end
- # Taken from: FaradayMiddleware::FollowRedirects
- # Internal: escapes unsafe characters from an URL which might be a path
- # component only or a fully qualified URI so that it can be joined onto an
- # URI:HTTP using the `+` operator. Doesn't escape "%" characters so to not
- # risk double-escaping.
- def safe_escape(uri)
- uri.to_s.gsub(URI_UNSAFE) { |match|
- '%' + match.unpack('H2' * match.bytesize).join('%').upcase
- }
+ def faraday_blob
+ @faraday_blob ||= Faraday.new(@base_uri) do |conn|
+ initialize_connection(conn, @options)
+ end
end
end
end