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server/grpc: avoid panic in case of nil Header (#1303)

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Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>
This commit is contained in:
Василий Толстов 2020-03-05 17:45:31 +03:00
parent 6ebe79538a
commit b48f919b7b
1 changed files with 5 additions and 0 deletions
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5
subscriber.go
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@ -178,6 +178,11 @@ func (g *grpcServer) createSubHandler(sb *subscriber, opts server.Options) broke
}() }()
msg := p.Message() msg := p.Message()
// if we don't ave headers, create empty map
if msg.Header == nil {
msg.Header = make(map[string]string)
}
ct := msg.Header["Content-Type"] ct := msg.Header["Content-Type"]
if len(ct) == 0 { if len(ct) == 0 {
msg.Header["Content-Type"] = defaultContentType msg.Header["Content-Type"] = defaultContentType