Update librdkafka dependencies.

Some changes required on Dockerfile to avoid:
confluentinc/confluent-kafka-go#454

tools/kafka-converter/Dockerfile

@@ -5,7 +5,7 @@ RUN mkdir /app && \
     apk add --no-cache build-base git librdkafka-dev@edgecommunity
 ADD ./ /app/
 WORKDIR /app
-RUN go build -a -o kafka-converter .
+RUN CGO_ENABLED=1 GOOS=linux GOARCH=amd64 go build -tags musl -a -o kafka-converter .
 
 FROM alpine
 ENV BOOTSTRAP_SERVERS="localhost:9092" \

tools/kafka-converter/go.mod

@@ -3,7 +3,7 @@ module github.com/agalue/kafka-converter
 go 1.13
 
 require (
-	github.com/confluentinc/confluent-kafka-go v1.3.0
-	github.com/golang/protobuf v1.3.3
+	github.com/golang/protobuf v1.4.0
 	github.com/jeremywohl/flatten v1.0.1
+	gopkg.in/confluentinc/confluent-kafka-go.v1 v1.4.0
 )

tools/kafka-converter/go.sum

@@ -1,6 +1,22 @@
-github.com/confluentinc/confluent-kafka-go v1.3.0 h1:1gJm/SgUqG01jRYJ1pSZ9GldAhXZ0xrFPKxINlVZ3z0=
-github.com/confluentinc/confluent-kafka-go v1.3.0/go.mod h1:MPUvNqmycSJrQZKGPS6LyLZLJH1hmLKkBmHQgQR7Ma0=
-github.com/golang/protobuf v1.3.3 h1:gyjaxf+svBWX08ZjK86iN9geUJF0H6gp2IRKX6Nf6/I=
-github.com/golang/protobuf v1.3.3/go.mod h1:vzj43D7+SQXF/4pzW/hwtAqwc6iTitCiVSaWz5lYuqw=
+github.com/golang/protobuf v1.4.0-rc.1/go.mod h1:ceaxUfeHdC40wWswd/P6IGgMaK3YpKi5j83Wpe3EHw8=
+github.com/golang/protobuf v1.4.0-rc.1.0.20200221234624-67d41d38c208/go.mod h1:xKAWHe0F5eneWXFV3EuXVDTCmh+JuBKY0li0aMyXATA=
+github.com/golang/protobuf v1.4.0-rc.2/go.mod h1:LlEzMj4AhA7rCAGe4KMBDvJI+AwstrUpVNzEA03Pprs=
+github.com/golang/protobuf v1.4.0-rc.4.0.20200313231945-b860323f09d0/go.mod h1:WU3c8KckQ9AFe+yFwt9sWVRKCVIyN9cPHBJSNnbL67w=
+github.com/golang/protobuf v1.4.0 h1:oOuy+ugB+P/kBdUnG5QaMXSIyJ1q38wWSojYCb3z5VQ=
+github.com/golang/protobuf v1.4.0/go.mod h1:jodUvKwWbYaEsadDk5Fwe5c77LiNKVO9IDvqG2KuDX0=
+github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
+github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU=
+github.com/google/go-cmp v0.4.0 h1:xsAVV57WRhGj6kEIi8ReJzQlHHqcBYCElAvkovg3B/4=
+github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
 github.com/jeremywohl/flatten v1.0.1 h1:LrsxmB3hfwJuE+ptGOijix1PIfOoKLJ3Uee/mzbgtrs=
 github.com/jeremywohl/flatten v1.0.1/go.mod h1:4AmD/VxjWcI5SRB0n6szE2A6s2fsNHDLO0nAlMHgfLQ=
+golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4=
+golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8=
+google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0=
+google.golang.org/protobuf v0.0.0-20200228230310-ab0ca4ff8a60/go.mod h1:cfTl7dwQJ+fmap5saPgwCLgHXTUD7jkjRqWcaiX5VyM=
+google.golang.org/protobuf v1.20.1-0.20200309200217-e05f789c0967/go.mod h1:A+miEFZTKqfCUM6K7xSMQL9OKL/b6hQv+e19PK+JZNE=
+google.golang.org/protobuf v1.21.0 h1:qdOKuR/EIArgaWNjetjgTzgVTAZ+S/WXVrq9HW9zimw=
+google.golang.org/protobuf v1.21.0/go.mod h1:47Nbq4nVaFHyn7ilMalzfO3qCViNmqZ2kzikPIcrTAo=
+gopkg.in/confluentinc/confluent-kafka-go.v1 v1.4.0 h1:70Hht0HKadDe6GpSgstEtYrDMtHo3ZqK+3KeHepusaw=
+gopkg.in/confluentinc/confluent-kafka-go.v1 v1.4.0/go.mod h1:ZdI3yfYmdNSLQPNCpO1y00EHyWaHG5EnQEyL/ntAegY=

tools/kafka-converter/main.go

@@ -11,9 +11,9 @@ import (
 	"strings"
 
 	"github.com/agalue/kafka-converter/api/producer"
-	"github.com/confluentinc/confluent-kafka-go/kafka"
 	"github.com/golang/protobuf/proto"
 	"github.com/jeremywohl/flatten"
+	"gopkg.in/confluentinc/confluent-kafka-go.v1/kafka"
 )
 
 const (