{"action":"opened","issue":{"url":"https://api.github.com/repos/prestodb/presto-admin/issues/250","repository_url":"https://api.github.com/repos/prestodb/presto-admin","labels_url":"https://api.github.com/repos/prestodb/presto-admin/issues/250/labels{/name}","comments_url":"https://api.github.com/repos/prestodb/presto-admin/issues/250/comments","events_url":"https://api.github.com/repos/prestodb/presto-admin/issues/250/events","html_url":"https://github.com/prestodb/presto-admin/issues/250","id":175887955,"number":250,"title":"Display a warning when an invalid host is specified via '-x'","user":{"login":"mattsfuller","id":1254211,"avatar_url":"https://avatars.githubusercontent.com/u/1254211?v=3","gravatar_id":"","url":"https://api.github.com/users/mattsfuller","html_url":"https://github.com/mattsfuller","followers_url":"https://api.github.com/users/mattsfuller/followers","following_url":"https://api.github.com/users/mattsfuller/following{/other_user}","gists_url":"https://api.github.com/users/mattsfuller/gists{/gist_id}","starred_url":"https://api.github.com/users/mattsfuller/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/mattsfuller/subscriptions","organizations_url":"https://api.github.com/users/mattsfuller/orgs","repos_url":"https://api.github.com/users/mattsfuller/repos","events_url":"https://api.github.com/users/mattsfuller/events{/privacy}","received_events_url":"https://api.github.com/users/mattsfuller/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":0,"created_at":"2016-09-08T23:13:07Z","updated_at":"2016-09-08T23:13:07Z","closed_at":null,"body":"On a four node cluster with master, slave1, slave2 and slave3, when I run a presto-admin command say connector add hive and specify an invalid host name via -x, no warning is displayed about the host being invalid.\r\n$./prestoadmin/presto-admin connector add hive -x blah \r\nDeploying hive.properties connector configurations on: master \r\nDeploying hive.properties connector configurations on: slave1 \r\nDeploying hive.properties connector configurations on: slave2 \r\nDeploying hive.properties connector configurations on: slave3\r\nI suspect that this behavior is true for all presto-admin commands that support -x option, though I haven't tried it for all the commands.\r\nAlso opened the PR: https://github.com/prestodb/presto-admin/issues/159\r\nYou may want to add a negative test for presto admin commands for this scenario."}}
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