{"action":"created","issue":{"url":"https://api.github.com/repos/istio/istio/issues/9716","repository_url":"https://api.github.com/repos/istio/istio","labels_url":"https://api.github.com/repos/istio/istio/issues/9716/labels{/name}","comments_url":"https://api.github.com/repos/istio/istio/issues/9716/comments","events_url":"https://api.github.com/repos/istio/istio/issues/9716/events","html_url":"https://github.com/istio/istio/issues/9716","id":376827937,"node_id":"MDU6SXNzdWUzNzY4Mjc5Mzc=","number":9716,"title":"grpc-transcoding issues for some services","user":{"login":"mukundha","id":1277515,"node_id":"MDQ6VXNlcjEyNzc1MTU=","avatar_url":"https://avatars0.githubusercontent.com/u/1277515?v=4","gravatar_id":"","url":"https://api.github.com/users/mukundha","html_url":"https://github.com/mukundha","followers_url":"https://api.github.com/users/mukundha/followers","following_url":"https://api.github.com/users/mukundha/following{/other_user}","gists_url":"https://api.github.com/users/mukundha/gists{/gist_id}","starred_url":"https://api.github.com/users/mukundha/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/mukundha/subscriptions","organizations_url":"https://api.github.com/users/mukundha/orgs","repos_url":"https://api.github.com/users/mukundha/repos","events_url":"https://api.github.com/users/mukundha/events{/privacy}","received_events_url":"https://api.github.com/users/mukundha/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":1,"created_at":"2018-11-02T14:16:42Z","updated_at":"2018-11-05T22:42:03Z","closed_at":null,"author_association":"NONE","body":"**Describe the bug**\r\ngrpc-transcoding using the Envoy filter is not working for some services, \r\n\r\nNot working = receiving a empty response, instead of a JSON response\r\nI created a gist to reproduce the problem,\r\nhttps://gist.github.com/mukundha/4e8a7527f87cca1da73461269dc77ae2\r\nAs you will notice, transcoding works for the products service but not for currencyservice, \r\nFWIW, i have tested the same configuration with cloud endpoints (with esp proxy), its working for all services, but not working in Istio. So I guess, the pb config and http annotations are good, might be a issue with istio\r\n\r\n**Expected behavior**\r\ngrpc-transcoding works for all services (in this case, currencyservice)\r\n\r\n**Steps to reproduce the bug**\r\nSteps on GCP https://gist.github.com/mukundha/4e8a7527f87cca1da73461269dc77ae2\r\n\r\n**Version**\r\nGKE - v1.10.7-gke.6\r\nIstio - 1.0.3\r\n\r\n**Installation**\r\nhttps://istio.io/docs/setup/kubernetes/quick-start/\r\n\r\n**Environment**\r\nGKE\r\n\r\n**Cluster state**\r\n[istio-dump.tar.gz](https://github.com/istio/istio/files/2542783/istio-dump.tar.gz)\r\n"},"comment":{"url":"https://api.github.com/repos/istio/istio/issues/comments/436063146","html_url":"https://github.com/istio/istio/issues/9716#issuecomment-436063146","issue_url":"https://api.github.com/repos/istio/istio/issues/9716","id":436063146,"node_id":"MDEyOklzc3VlQ29tbWVudDQzNjA2MzE0Ng==","user":{"login":"lizan","id":1016047,"node_id":"MDQ6VXNlcjEwMTYwNDc=","avatar_url":"https://avatars1.githubusercontent.com/u/1016047?v=4","gravatar_id":"","url":"https://api.github.com/users/lizan","html_url":"https://github.com/lizan","followers_url":"https://api.github.com/users/lizan/followers","following_url":"https://api.github.com/users/lizan/following{/other_user}","gists_url":"https://api.github.com/users/lizan/gists{/gist_id}","starred_url":"https://api.github.com/users/lizan/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/lizan/subscriptions","organizations_url":"https://api.github.com/users/lizan/orgs","repos_url":"https://api.github.com/users/lizan/repos","events_url":"https://api.github.com/users/lizan/events{/privacy}","received_events_url":"https://api.github.com/users/lizan/received_events","type":"User","site_admin":false},"created_at":"2018-11-05T22:42:03Z","updated_at":"2018-11-05T22:42:03Z","author_association":"CONTRIBUTOR","body":"Do you have access log for the failed request? How do you generate the pb descriptors?"}}
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