{"action":"created","comment":{"url":"https://api.github.com/repos/elastic/elasticsearch/pulls/comments/46672399","id":46672399,"diff_hunk":"@@ -284,6 +286,15 @@ public static void parseField(FieldMapper.Builder builder, String name, Map<Stri\n                 builder.fieldDataSettings(settings);\n                 iterator.remove();\n             } else if (propName.equals(\"copy_to\")) {\n+                if (parserContext.isWithinMultiField()) {\n+                    if (indexVersionCreated.after(Version.V_2_1_0) ||\n+                        (indexVersionCreated.after(Version.V_2_0_1) && indexVersionCreated.before(Version.V_2_1_0))) {\n+                        throw new MapperParsingException(\"copy_to in multi fields is not allowed. Found the copy_to in field [\" + name + \"] which is within a multi field.\");\n+                    } else {\n+                        ESLoggerFactory.getLogger(\"mapping [\" + parserContext.type() + \"]\").warn(\"Found a copy_to in field [\" + name + \"] which is within a multi field. This feature has been removed and the copy_to will be ignored.\");\n+                        // we still parse this, otherwise the message will only appear once and the copy_to removed. After that it will appear again. Better to have it always.\n+                    }\n+                }\n                 parseCopyFields(propNode, builder);","path":"core/src/main/java/org/elasticsearch/index/mapper/core/TypeParsers.java","position":68,"original_position":68,"commit_id":"80c7cf54f8749f1b38fd68b6c3ca8f1af306e39e","original_commit_id":"80c7cf54f8749f1b38fd68b6c3ca8f1af306e39e","user":{"login":"brwe","id":4320215,"avatar_url":"https://avatars.githubusercontent.com/u/4320215?v=3","gravatar_id":"","url":"https://api.github.com/users/brwe","html_url":"https://github.com/brwe","followers_url":"https://api.github.com/users/brwe/followers","following_url":"https://api.github.com/users/brwe/following{/other_user}","gists_url":"https://api.github.com/users/brwe/gists{/gist_id}","starred_url":"https://api.github.com/users/brwe/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/brwe/subscriptions","organizations_url":"https://api.github.com/users/brwe/orgs","repos_url":"https://api.github.com/users/brwe/repos","events_url":"https://api.github.com/users/brwe/events{/privacy}","received_events_url":"https://api.github.com/users/brwe/received_events","type":"User","site_admin":false},"body":"I can do that but it might be weird with rolling upgrades. The mapping will have the copy_to until an upgraded node becomes master and then this entry suddenly vanishes and the warning stops. Seems like an undesirable behavior. \r\n@clintongormley and I discussed this yesterday and we thought that it is not a big deal to keep the copy_to because it will only warn whenever the mapping is changed so it will not spam the log with warnings in any case. \r\nIf one wants to get rid of the warning they can still remove it from the mapping by updating it explicitly.","created_at":"2015-12-04T11:22:59Z","updated_at":"2015-12-04T11:22:59Z","html_url":"https://github.com/elastic/elasticsearch/pull/15213#discussion_r46672399","pull_request_url":"https://api.github.com/repos/elastic/elasticsearch/pulls/15213","_links":{"self":{"href":"https://api.github.com/repos/elastic/elasticsearch/pulls/comments/46672399"},"html":{"href":"https://github.com/elastic/elasticsearch/pull/15213#discussion_r46672399"},"pull_request":{"href":"https://api.github.com/repos/elastic/elasticsearch/pulls/15213"}}},"pull_request":{"url":"https://api.github.com/repos/elastic/elasticsearch/pulls/15213","id":52523321,"html_url":"https://github.com/elastic/elasticsearch/pull/15213","diff_url":"https://github.com/elastic/elasticsearch/pull/15213.diff","patch_url":"https://github.com/elastic/elasticsearch/pull/15213.patch","issue_url":"https://api.github.com/repos/elastic/elasticsearch/issues/15213","number":15213,"state":"open","locked":false,"title":"throw exception if a copy_to is within a multi field","user":{"login":"brwe","id":4320215,"avatar_url":"https://avatars.githubusercontent.com/u/4320215?v=3","gravatar_id":"","url":"https://api.github.com/users/brwe","html_url":"https://github.com/brwe","followers_url":"https://api.github.com/users/brwe/followers","following_url":"https://api.github.com/users/brwe/following{/other_user}","gists_url":"https://api.github.com/users/brwe/gists{/gist_id}","starred_url":"https://api.github.com/users/brwe/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/brwe/subscriptions","organizations_url":"https://api.github.com/users/brwe/orgs","repos_url":"https://api.github.com/users/brwe/repos","events_url":"https://api.github.com/users/brwe/events{/privacy}","received_events_url":"https://api.github.com/users/brwe/received_events","type":"User","site_admin":false},"body":"Copy to within multi field is ignored from 2.0 on, see #10802.\r\nInstead of just ignoring it, we should throw an exception if this\r\nis found in the mapping when a mapping is added. For already\r\nexisting indices we should at least log a warning.\r\n\r\nrelated to #14946 \r\n\r\nI made it so that a warning is logged each time a mapping is parsed that has a copy_to in a multi field. \r\nBut the copy_to is not removed from the mapping so now the exception is logged each time the mapping is parsed. Is that OK?\r\n\r\n\r\n","created_at":"2015-12-03T11:39:12Z","updated_at":"2015-12-04T11:22:59Z","closed_at":null,"merged_at":null,"merge_commit_sha":"dba1ccf91e5f8159e9edd9b13cf0c685e9e739e1","assignee":null,"milestone":null,"commits_url":"https://api.github.com/repos/elastic/elasticsearch/pulls/15213/commits","review_comments_url":"https://api.github.com/repos/elastic/elasticsearch/pulls/15213/comments","review_comment_url":"https://api.github.com/repos/elastic/elasticsearch/pulls/comments{/number}","comments_url":"https://api.github.com/repos/elastic/elasticsearch/issues/15213/comments","statuses_url":"https://api.github.com/repos/elastic/elasticsearch/statuses/80c7cf54f8749f1b38fd68b6c3ca8f1af306e39e","head":{"label":"brwe:copy-to-in-multi-fields-exception","ref":"copy-to-in-multi-fields-exception","sha":"80c7cf54f8749f1b38fd68b6c3ca8f1af306e39e","user":{"login":"brwe","id":4320215,"avatar_url":"https://avatars.githubusercontent.com/u/4320215?v=3","gravatar_id":"","url":"https://api.github.com/users/brwe","html_url":"https://github.com/brwe","followers_url":"https://api.github.com/users/brwe/followers","following_url":"https://api.github.com/users/brwe/following{/other_user}","gists_url":"https://api.github.com/users/brwe/gists{/gist_id}","starred_url":"https://api.github.com/users/brwe/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/brwe/subscriptions","organizations_url":"https://api.github.com/users/brwe/orgs","repos_url":"https://api.github.com/users/brwe/repos","events_url":"https://api.github.com/users/brwe/events{/privacy}","received_events_url":"https://api.github.com/users/brwe/received_events","type":"User","site_admin":false},"repo":{"id":9810286,"name":"elasticsearch","full_name":"brwe/elasticsearch","owner":{"login":"brwe","id":4320215,"avatar_url":"https://avatars.githubusercontent.com/u/4320215?v=3","gravatar_id":"","url":"https://api.github.com/users/brwe","html_url":"https://github.com/brwe","followers_url":"https://api.github.com/users/brwe/followers","following_url":"https://api.github.com/users/brwe/following{/other_user}","gists_url":"https://api.github.com/users/brwe/gists{/gist_id}","starred_url":"https://api.github.com/users/brwe/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/brwe/subscriptions","organizations_url":"https://api.github.com/users/brwe/orgs","repos_url":"https://api.github.com/users/brwe/repos","events_url":"https://api.github.com/users/brwe/events{/privacy}","received_events_url":"https://api.github.com/users/brwe/received_events","type":"User","site_admin":false},"private":false,"html_url":"https://github.com/brwe/elasticsearch","description":"Open Source, Distributed, RESTful Search Engine","fork":true,"url":"https://api.github.com/repos/brwe/elasticsearch","forks_url":"https://api.github.com/repos/brwe/elasticsearch/forks","keys_url":"https://api.github.com/repos/brwe/elasticsearch/keys{/key_id}","collaborators_url":"https://api.github.com/repos/brwe/elasticsearch/collaborators{/collaborator}","teams_url":"https://api.github.com/repos/brwe/elasticsearch/teams","hooks_url":"https://api.github.com/repos/brwe/elasticsearch/hooks","issue_events_url":"https://api.github.com/repos/brwe/elasticsearch/issues/events{/number}","events_url":"https://api.github.com/repos/brwe/elasticsearch/events","assignees_url":"https://api.github.com/repos/brwe/elasticsearch/assignees{/user}","branches_url":"https://api.github.com/repos/brwe/elasticsearch/branches{/branch}","tags_url":"https://api.github.com/repos/brwe/elasticsearch/tags","blobs_url":"https://api.github.com/repos/brwe/elasticsearch/git/blobs{/sha}","git_tags_url":"https://api.github.com/repos/brwe/elasticsearch/git/tags{/sha}","git_refs_url":"https://api.github.com/repos/brwe/elasticsearch/git/refs{/sha}","trees_url":"https://api.github.com/repos/brwe/elasticsearch/git/trees{/sha}","statuses_url":"https://api.github.com/repos/brwe/elasticsearch/statuses/{sha}","languages_url":"https://api.github.com/repos/brwe/elasticsearch/languages","stargazers_url":"https://api.github.com/repos/brwe/elasticsearch/stargazers","contributors_url":"https://api.github.com/repos/brwe/elasticsearch/contributors","subscribers_url":"https://api.github.com/repos/brwe/elasticsearch/subscribers","subscription_url":"https://api.github.com/repos/brwe/elasticsearch/subscription","commits_url":"https://api.github.com/repos/brwe/elasticsearch/commits{/sha}","git_commits_url":"https://api.github.com/repos/brwe/elasticsearch/git/commits{/sha}","comments_url":"https://api.github.com/repos/brwe/elasticsearch/comments{/number}","issue_comment_url":"https://api.github.com/repos/brwe/elasticsearch/issues/comments{/number}","contents_url":"https://api.github.com/repos/brwe/elasticsearch/contents/{+path}","compare_url":"https://api.github.com/repos/brwe/elasticsearch/compare/{base}...{head}","merges_url":"https://api.github.com/repos/brwe/elasticsearch/merges","archive_url":"https://api.github.com/repos/brwe/elasticsearch/{archive_format}{/ref}","downloads_url":"https://api.github.com/repos/brwe/elasticsearch/downloads","issues_url":"https://api.github.com/repos/brwe/elasticsearch/issues{/number}","pulls_url":"https://api.github.com/repos/brwe/elasticsearch/pulls{/number}","milestones_url":"https://api.github.com/repos/brwe/elasticsearch/milestones{/number}","notifications_url":"https://api.github.com/repos/brwe/elasticsearch/notifications{?since,all,participating}","labels_url":"https://api.github.com/repos/brwe/elasticsearch/labels{/name}","releases_url":"https://api.github.com/repos/brwe/elasticsearch/releases{/id}","created_at":"2013-05-02T09:49:12Z","updated_at":"2014-08-14T12:47:29Z","pushed_at":"2015-12-03T13:01:57Z","git_url":"git://github.com/brwe/elasticsearch.git","ssh_url":"git@github.com:brwe/elasticsearch.git","clone_url":"https://github.com/brwe/elasticsearch.git","svn_url":"https://github.com/brwe/elasticsearch","homepage":"http://elasticsearch.org","size":180709,"stargazers_count":0,"watchers_count":0,"language":"Java","has_issues":false,"has_downloads":true,"has_wiki":false,"has_pages":false,"forks_count":0,"mirror_url":null,"open_issues_count":0,"forks":0,"open_issues":0,"watchers":0,"default_branch":"master"}},"base":{"label":"elastic:2.x","ref":"2.x","sha":"975c86e50e237897376a99beb1be37553e7a14bc","user":{"login":"elastic","id":6764390,"avatar_url":"https://avatars.githubusercontent.com/u/6764390?v=3","gravatar_id":"","url":"https://api.github.com/users/elastic","html_url":"https://github.com/elastic","followers_url":"https://api.github.com/users/elastic/followers","following_url":"https://api.github.com/users/elastic/following{/other_user}","gists_url":"https://api.github.com/users/elastic/gists{/gist_id}","starred_url":"https://api.github.com/users/elastic/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/elastic/subscriptions","organizations_url":"https://api.github.com/users/elastic/orgs","repos_url":"https://api.github.com/users/elastic/repos","events_url":"https://api.github.com/users/elastic/events{/privacy}","received_events_url":"https://api.github.com/users/elastic/received_events","type":"Organization","site_admin":false},"repo":{"id":507775,"name":"elasticsearch","full_name":"elastic/elasticsearch","owner":{"login":"elastic","id":6764390,"avatar_url":"https://avatars.githubusercontent.com/u/6764390?v=3","gravatar_id":"","url":"https://api.github.com/users/elastic","html_url":"https://github.com/elastic","followers_url":"https://api.github.com/users/elastic/followers","following_url":"https://api.github.com/users/elastic/following{/other_user}","gists_url":"https://api.github.com/users/elastic/gists{/gist_id}","starred_url":"https://api.github.com/users/elastic/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/elastic/subscriptions","organizations_url":"https://api.github.com/users/elastic/orgs","repos_url":"https://api.github.com/users/elastic/repos","events_url":"https://api.github.com/users/elastic/events{/privacy}","received_events_url":"https://api.github.com/users/elastic/received_events","type":"Organization","site_admin":false},"private":false,"html_url":"https://github.com/elastic/elasticsearch","description":"Open Source, Distributed, RESTful Search Engine","fork":false,"url":"https://api.github.com/repos/elastic/elasticsearch","forks_url":"https://api.github.com/repos/elastic/elasticsearch/forks","keys_url":"https://api.github.com/repos/elastic/elasticsearch/keys{/key_id}","collaborators_url":"https://api.github.com/repos/elastic/elasticsearch/collaborators{/collaborator}","teams_url":"https://api.github.com/repos/elastic/elasticsearch/teams","hooks_url":"https://api.github.com/repos/elastic/elasticsearch/hooks","issue_events_url":"https://api.github.com/repos/elastic/elasticsearch/issues/events{/number}","events_url":"https://api.github.com/repos/elastic/elasticsearch/events","assignees_url":"https://api.github.com/repos/elastic/elasticsearch/assignees{/user}","branches_url":"https://api.github.com/repos/elastic/elasticsearch/branches{/branch}","tags_url":"https://api.github.com/repos/elastic/elasticsearch/tags","blobs_url":"https://api.github.com/repos/elastic/elasticsearch/git/blobs{/sha}","git_tags_url":"https://api.github.com/repos/elastic/elasticsearch/git/tags{/sha}","git_refs_url":"https://api.github.com/repos/elastic/elasticsearch/git/refs{/sha}","trees_url":"https://api.github.com/repos/elastic/elasticsearch/git/trees{/sha}","statuses_url":"https://api.github.com/repos/elastic/elasticsearch/statuses/{sha}","languages_url":"https://api.github.com/repos/elastic/elasticsearch/languages","stargazers_url":"https://api.github.com/repos/elastic/elasticsearch/stargazers","contributors_url":"https://api.github.com/repos/elastic/elasticsearch/contributors","subscribers_url":"https://api.github.com/repos/elastic/elasticsearch/subscribers","subscription_url":"https://api.github.com/repos/elastic/elasticsearch/subscription","commits_url":"https://api.github.com/repos/elastic/elasticsearch/commits{/sha}","git_commits_url":"https://api.github.com/repos/elastic/elasticsearch/git/commits{/sha}","comments_url":"https://api.github.com/repos/elastic/elasticsearch/comments{/number}","issue_comment_url":"https://api.github.com/repos/elastic/elasticsearch/issues/comments{/number}","contents_url":"https://api.github.com/repos/elastic/elasticsearch/contents/{+path}","compare_url":"https://api.github.com/repos/elastic/elasticsearch/compare/{base}...{head}","merges_url":"https://api.github.com/repos/elastic/elasticsearch/merges","archive_url":"https://api.github.com/repos/elastic/elasticsearch/{archive_format}{/ref}","downloads_url":"https://api.github.com/repos/elastic/elasticsearch/downloads","issues_url":"https://api.github.com/repos/elastic/elasticsearch/issues{/number}","pulls_url":"https://api.github.com/repos/elastic/elasticsearch/pulls{/number}","milestones_url":"https://api.github.com/repos/elastic/elasticsearch/milestones{/number}","notifications_url":"https://api.github.com/repos/elastic/elasticsearch/notifications{?since,all,participating}","labels_url":"https://api.github.com/repos/elastic/elasticsearch/labels{/name}","releases_url":"https://api.github.com/repos/elastic/elasticsearch/releases{/id}","created_at":"2010-02-08T13:20:56Z","updated_at":"2015-12-04T09:36:27Z","pushed_at":"2015-12-04T10:51:36Z","git_url":"git://github.com/elastic/elasticsearch.git","ssh_url":"git@github.com:elastic/elasticsearch.git","clone_url":"https://github.com/elastic/elasticsearch.git","svn_url":"https://github.com/elastic/elasticsearch","homepage":"https://www.elastic.co/products/elasticsearch","size":225680,"stargazers_count":13824,"watchers_count":13824,"language":"Java","has_issues":true,"has_downloads":true,"has_wiki":false,"has_pages":false,"forks_count":4583,"mirror_url":null,"open_issues_count":1231,"forks":4583,"open_issues":1231,"watchers":13824,"default_branch":"master"}},"_links":{"self":{"href":"https://api.github.com/repos/elastic/elasticsearch/pulls/15213"},"html":{"href":"https://github.com/elastic/elasticsearch/pull/15213"},"issue":{"href":"https://api.github.com/repos/elastic/elasticsearch/issues/15213"},"comments":{"href":"https://api.github.com/repos/elastic/elasticsearch/issues/15213/comments"},"review_comments":{"href":"https://api.github.com/repos/elastic/elasticsearch/pulls/15213/comments"},"review_comment":{"href":"https://api.github.com/repos/elastic/elasticsearch/pulls/comments{/number}"},"commits":{"href":"https://api.github.com/repos/elastic/elasticsearch/pulls/15213/commits"},"statuses":{"href":"https://api.github.com/repos/elastic/elasticsearch/statuses/80c7cf54f8749f1b38fd68b6c3ca8f1af306e39e"}}}}