Bug#1026696: golang-github-prometheus-client-model: FTBFS: make: *** [debian/rules:6: binary] Error 25

[Daniel Swarbrick]

Updating the 01-Use_go_generate.patch as follows results in a successful build (without needing to add golang-google-protobuf-dev as a dependency):

index cafa5e2..ffa83cf 100644
--- a/debian/patches/01-Use_go_generate.patch
+++ b/debian/patches/01-Use_go_generate.patch

 @@ -0,0 +1,3 @@
 +package io_prometheus_client
 +





I am not aware of any way to influence protoc to use the old timestamp type.

diff --git a/debian/patches/01-Use_go_generate.patch b/debian/patches/01-Use_go_generate.patch @@ -6,4 +6,4 @@ Description: Use go generate to avoid depending on special make rules in -+//go:generate protoc --proto_path=../io/prometheus/client --go_out=paths=source_relative:. metrics.proto ++//go:generate protoc --proto_path=../io/prometheus/client --go_out=paths=source_relative,Mgoogle/protobuf/timestamp.proto=github.com/golang/protobuf/ptypes/timestamp:. metrics.proto However, the generated metrics.pb.go still uses *timestamppb.Timestamp for the timestamp fields, which will cause undesirable side-effects on downstream packages.

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