{"action":"created","issue":{"url":"https://api.github.com/repos/cilium/cilium/issues/4119","repository_url":"https://api.github.com/repos/cilium/cilium","labels_url":"https://api.github.com/repos/cilium/cilium/issues/4119/labels{/name}","comments_url":"https://api.github.com/repos/cilium/cilium/issues/4119/comments","events_url":"https://api.github.com/repos/cilium/cilium/issues/4119/events","html_url":"https://github.com/cilium/cilium/issues/4119","id":323436088,"number":4119,"title":"Issue with Istio Getting Started Guide: NetworkPolicyHosts: Duplicate host entry","user":{"login":"danwent","id":413995,"avatar_url":"https://avatars2.githubusercontent.com/u/413995?v=4","gravatar_id":"","url":"https://api.github.com/users/danwent","html_url":"https://github.com/danwent","followers_url":"https://api.github.com/users/danwent/followers","following_url":"https://api.github.com/users/danwent/following{/other_user}","gists_url":"https://api.github.com/users/danwent/gists{/gist_id}","starred_url":"https://api.github.com/users/danwent/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/danwent/subscriptions","organizations_url":"https://api.github.com/users/danwent/orgs","repos_url":"https://api.github.com/users/danwent/repos","events_url":"https://api.github.com/users/danwent/events{/privacy}","received_events_url":"https://api.github.com/users/danwent/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":{"login":"rlenglet","id":126329,"avatar_url":"https://avatars3.githubusercontent.com/u/126329?v=4","gravatar_id":"","url":"https://api.github.com/users/rlenglet","html_url":"https://github.com/rlenglet","followers_url":"https://api.github.com/users/rlenglet/followers","following_url":"https://api.github.com/users/rlenglet/following{/other_user}","gists_url":"https://api.github.com/users/rlenglet/gists{/gist_id}","starred_url":"https://api.github.com/users/rlenglet/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/rlenglet/subscriptions","organizations_url":"https://api.github.com/users/rlenglet/orgs","repos_url":"https://api.github.com/users/rlenglet/repos","events_url":"https://api.github.com/users/rlenglet/events{/privacy}","received_events_url":"https://api.github.com/users/rlenglet/received_events","type":"User","site_admin":false},"assignees":[{"login":"rlenglet","id":126329,"avatar_url":"https://avatars3.githubusercontent.com/u/126329?v=4","gravatar_id":"","url":"https://api.github.com/users/rlenglet","html_url":"https://github.com/rlenglet","followers_url":"https://api.github.com/users/rlenglet/followers","following_url":"https://api.github.com/users/rlenglet/following{/other_user}","gists_url":"https://api.github.com/users/rlenglet/gists{/gist_id}","starred_url":"https://api.github.com/users/rlenglet/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/rlenglet/subscriptions","organizations_url":"https://api.github.com/users/rlenglet/orgs","repos_url":"https://api.github.com/users/rlenglet/repos","events_url":"https://api.github.com/users/rlenglet/events{/privacy}","received_events_url":"https://api.github.com/users/rlenglet/received_events","type":"User","site_admin":false}],"milestone":null,"comments":2,"created_at":"2018-05-16T01:16:29Z","updated_at":"2018-05-16T17:32:13Z","closed_at":"2018-05-16T17:32:13Z","author_association":"CONTRIBUTOR","body":"This was encountered in the istio-proxy logs while running the Istio Getting Started Guide, and attempting to access the Istio ingress.  \r\n\r\nSeems like the NetworkPolicyHosts config being passed to envoy is invalid, and has a duplicate entry: \r\n\r\n```\r\n[2018-05-16 00:49:36.856][11][warning][config] bazel-out/k8-opt/bin/external/envoy/source/common/config/_virtual_includes/grpc_mux_subscription_lib/common/config/grpc_mux_subscription_impl.h:69] gRPC config for type.googleapis.com/cilium.NetworkPolicyHosts rejected: NetworkPolicyHosts: Duplicate host entry 100.96.7.36:13051\r\n[2018-05-16 00:49:36.856][11][warning][config] cilium_host_map.cc:51] Bad NetworkPolicyHosts Configuration\r\n[2018-05-16 00:49:36.858][11][warning][upstream] external/envoy/source/common/config/grpc_mux_impl.cc:188] gRPC config for type.googleapis.com/cilium.NetworkPolicyHosts update rejected: NetworkPolicyHosts: Duplicate host entry W.X.Y.Z:13051\r\n```\r\n\r\nAlso has errors like this, which I think are just pointing to the same root cause: \r\n\r\n```\r\n[2018-05-16 00:20:36.935][13][warning][config] cilium_network_policy.cc:84] Bad Network Policy Configuration\r\n[2018-05-16 00:20:41.935][13][warning][upstream] external/envoy/source/common/config/grpc_mux_impl.cc:205] gRPC config stream closed: 1, \r\n[2018-05-16 00:20:41.935][13][warning][config] bazel-out/k8-opt/bin/external/envoy/source/common/config/_virtual_includes/grpc_mux_subscription_lib/common/config/grpc_mux_subscription_impl.h:66] gRPC update for type.googleapis.com/cilium.NetworkPolicy failed\r\n```"},"comment":{"url":"https://api.github.com/repos/cilium/cilium/issues/comments/389602164","html_url":"https://github.com/cilium/cilium/issues/4119#issuecomment-389602164","issue_url":"https://api.github.com/repos/cilium/cilium/issues/4119","id":389602164,"user":{"login":"rlenglet","id":126329,"avatar_url":"https://avatars3.githubusercontent.com/u/126329?v=4","gravatar_id":"","url":"https://api.github.com/users/rlenglet","html_url":"https://github.com/rlenglet","followers_url":"https://api.github.com/users/rlenglet/followers","following_url":"https://api.github.com/users/rlenglet/following{/other_user}","gists_url":"https://api.github.com/users/rlenglet/gists{/gist_id}","starred_url":"https://api.github.com/users/rlenglet/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/rlenglet/subscriptions","organizations_url":"https://api.github.com/users/rlenglet/orgs","repos_url":"https://api.github.com/users/rlenglet/repos","events_url":"https://api.github.com/users/rlenglet/events{/privacy}","received_events_url":"https://api.github.com/users/rlenglet/received_events","type":"User","site_admin":false},"created_at":"2018-05-16T17:32:13Z","updated_at":"2018-05-16T17:32:13Z","author_association":"CONTRIBUTOR","body":"This log is the key: `NetworkPolicyHosts update rejected: NetworkPolicyHosts: Duplicate host entry W.X.Y.Z:13051`.\r\nThis is a duplicate of https://github.com/cilium/cilium/issues/3825, which was fixed in https://github.com/cilium/cilium/pull/3865.\r\nThat fix is in Cilium v1.0.0 and beyond."}}
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