{"action":"created","comment":{"url":"https://api.github.com/repos/coreos/etcd/pulls/comments/34734475","id":34734475,"diff_hunk":"@@ -0,0 +1,273 @@\n+// Copyright 2015 CoreOS, Inc.\n+//\n+// Licensed under the Apache License, Version 2.0 (the \"License\");\n+// you may not use this file except in compliance with the License.\n+// You may obtain a copy of the License at\n+//\n+//     http://www.apache.org/licenses/LICENSE-2.0\n+//\n+// Unless required by applicable law or agreed to in writing, software\n+// distributed under the License is distributed on an \"AS IS\" BASIS,\n+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n+// See the License for the specific language governing permissions and\n+// limitations under the License.\n+\n+package client\n+\n+import (\n+\t\"errors\"\n+\t\"log\"\n+\t\"math\"\n+\t\"path\"\n+\t\"sort\"\n+\t\"strconv\"\n+\t\"strings\"\n+\t\"time\"\n+\n+\t\"github.com/coreos/etcd/Godeps/_workspace/src/github.com/jonboulle/clockwork\"\n+\t\"github.com/coreos/etcd/Godeps/_workspace/src/golang.org/x/net/context\"\n+\t\"github.com/coreos/etcd/pkg/types\"\n+)\n+\n+var (\n+\tErrInvalidURL           = errors.New(\"discovery: invalid URL\")","path":"client/discovery.go","position":33,"original_position":33,"commit_id":"773ea384eeaf3679b3668cc42f14d02af08c144c","original_commit_id":"773ea384eeaf3679b3668cc42f14d02af08c144c","user":{"login":"yichengq","id":2976232,"avatar_url":"https://avatars.githubusercontent.com/u/2976232?v=3","gravatar_id":"","url":"https://api.github.com/users/yichengq","html_url":"https://github.com/yichengq","followers_url":"https://api.github.com/users/yichengq/followers","following_url":"https://api.github.com/users/yichengq/following{/other_user}","gists_url":"https://api.github.com/users/yichengq/gists{/gist_id}","starred_url":"https://api.github.com/users/yichengq/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/yichengq/subscriptions","organizations_url":"https://api.github.com/users/yichengq/orgs","repos_url":"https://api.github.com/users/yichengq/repos","events_url":"https://api.github.com/users/yichengq/events{/privacy}","received_events_url":"https://api.github.com/users/yichengq/received_events","type":"User","site_admin":false},"body":"i mostly agree. The drawback is that etcd/client cannot get rid of `NewKeysAPIWithPrefix` constructor. Personally I think keeping the API is fine because it is common to have a reverse proxy that changes HTTP endpoint location.","created_at":"2015-07-15T21:55:49Z","updated_at":"2015-07-15T21:55:49Z","html_url":"https://github.com/coreos/etcd/pull/3137#discussion_r34734475","pull_request_url":"https://api.github.com/repos/coreos/etcd/pulls/3137","_links":{"self":{"href":"https://api.github.com/repos/coreos/etcd/pulls/comments/34734475"},"html":{"href":"https://github.com/coreos/etcd/pull/3137#discussion_r34734475"},"pull_request":{"href":"https://api.github.com/repos/coreos/etcd/pulls/3137"}}},"pull_request":{"url":"https://api.github.com/repos/coreos/etcd/pulls/3137","id":40047398,"html_url":"https://github.com/coreos/etcd/pull/3137","diff_url":"https://github.com/coreos/etcd/pull/3137.diff","patch_url":"https://github.com/coreos/etcd/pull/3137.patch","issue_url":"https://api.github.com/repos/coreos/etcd/issues/3137","number":3137,"state":"open","locked":false,"title":"Move discovery client into client package","user":{"login":"yichengq","id":2976232,"avatar_url":"https://avatars.githubusercontent.com/u/2976232?v=3","gravatar_id":"","url":"https://api.github.com/users/yichengq","html_url":"https://github.com/yichengq","followers_url":"https://api.github.com/users/yichengq/followers","following_url":"https://api.github.com/users/yichengq/following{/other_user}","gists_url":"https://api.github.com/users/yichengq/gists{/gist_id}","starred_url":"https://api.github.com/users/yichengq/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/yichengq/subscriptions","organizations_url":"https://api.github.com/users/yichengq/orgs","repos_url":"https://api.github.com/users/yichengq/repos","events_url":"https://api.github.com/users/yichengq/events{/privacy}","received_events_url":"https://api.github.com/users/yichengq/received_events","type":"User","site_admin":false},"body":"There exists a client in the etcd/discovery pkg that wraps a\r\netcd/client.Client and adds logic specifically for interacting with an\r\netcd discovery service. Move it into client package because it is a\r\ngeneral client logic.\r\n\r\n@barakmich I removed plog in the client logic because:\r\n1. capnslog intercepts standard log output. When client package is used\r\nin other projects, it could be rather unfriendly.\r\n2. client package should use as less dependency as possible.\r\n\r\nIt introduces dependency `github.com/jonboulle/clockwork` into client package. The package exists mainly for better testing. @bcwaldon Any opinion?\r\n\r\nfixes #2256 \r\n\r\n/cc @bcwaldon 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