move median from chainlink

.gitignore

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+.idea

README.md

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+# Chainlink Feeds
+
+This repo contains the Chainlink feeds plugin.

cmd/chainlink-feeds/main.go

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+package main
+
+import (
+	"github.com/hashicorp/go-plugin"
+
+	"github.com/smartcontractkit/chainlink-relay/pkg/loop"
+
+	"github.com/smartcontractkit/chainlink-feeds/median"
+)
+
+const (
+	loggerName = "PluginMedian"
+)
+
+func main() {
+	s := loop.MustNewStartedServer(loggerName)
+	defer s.Stop()
+
+	p := median.NewPlugin(s.Logger)
+	defer s.Logger.ErrorIfFn(p.Close, "Failed to close")
+
+	s.MustRegister(p)
+
+	stop := make(chan struct{})
+	defer close(stop)
+
+	plugin.Serve(&plugin.ServeConfig{
+		HandshakeConfig: loop.PluginMedianHandshakeConfig(),
+		Plugins: map[string]plugin.Plugin{
+			loop.PluginMedianName: &loop.GRPCPluginMedian{
+				PluginServer: p,
+				BrokerConfig: loop.BrokerConfig{
+					StopCh:   stop,
+					Logger:   s.Logger,
+					GRPCOpts: s.GRPCOpts,
+				},
+			},
+		},
+		GRPCServer: s.GRPCOpts.NewServer,
+	})
+}

go.mod

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+module github.com/smartcontractkit/chainlink-feeds
+
+go 1.21.3
+
+require (
+	github.com/hashicorp/go-plugin v1.5.2
+	github.com/smartcontractkit/chainlink-relay v0.1.7-0.20231103123128-5a205cd9ae84
+	github.com/smartcontractkit/libocr v0.0.0-20231020123319-d255366a6545
+)
+
+require (
+	cloud.google.com/go/compute/metadata v0.2.3 // indirect
+	github.com/beorn7/perks v1.0.1 // indirect
+	github.com/cenkalti/backoff/v4 v4.2.1 // indirect
+	github.com/cespare/xxhash/v2 v2.2.0 // indirect
+	github.com/fatih/color v1.13.0 // indirect
+	github.com/go-logr/logr v1.2.4 // indirect
+	github.com/go-logr/stdr v1.2.2 // indirect
+	github.com/golang/protobuf v1.5.3 // indirect
+	github.com/google/uuid v1.3.1 // indirect
+	github.com/grpc-ecosystem/go-grpc-middleware/providers/prometheus v1.0.0 // indirect
+	github.com/grpc-ecosystem/go-grpc-middleware/v2 v2.0.0-rc.3 // indirect
+	github.com/grpc-ecosystem/grpc-gateway/v2 v2.16.0 // indirect
+	github.com/hashicorp/go-hclog v1.5.0 // indirect
+	github.com/hashicorp/yamux v0.0.0-20180604194846-3520598351bb // indirect
+	github.com/jpillora/backoff v1.0.0 // indirect
+	github.com/mattn/go-colorable v0.1.13 // indirect
+	github.com/mattn/go-isatty v0.0.16 // indirect
+	github.com/matttproud/golang_protobuf_extensions v1.0.4 // indirect
+	github.com/mitchellh/go-testing-interface v1.14.1 // indirect
+	github.com/mr-tron/base58 v1.2.0 // indirect
+	github.com/mwitkow/grpc-proxy v0.0.0-20230212185441-f345521cb9c9 // indirect
+	github.com/oklog/run v1.0.0 // indirect
+	github.com/pkg/errors v0.9.1 // indirect
+	github.com/prometheus/client_golang v1.17.0 // indirect
+	github.com/prometheus/client_model v0.4.1-0.20230718164431-9a2bf3000d16 // indirect
+	github.com/prometheus/common v0.44.0 // indirect
+	github.com/prometheus/procfs v0.11.1 // indirect
+	github.com/shopspring/decimal v1.3.1 // indirect
+	go.opentelemetry.io/contrib/instrumentation/google.golang.org/grpc/otelgrpc v0.45.0 // indirect
+	go.opentelemetry.io/otel v1.19.0 // indirect
+	go.opentelemetry.io/otel/exporters/otlp/otlptrace v1.18.0 // indirect
+	go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracegrpc v1.18.0 // indirect
+	go.opentelemetry.io/otel/metric v1.19.0 // indirect
+	go.opentelemetry.io/otel/sdk v1.19.0 // indirect
+	go.opentelemetry.io/otel/trace v1.19.0 // indirect
+	go.opentelemetry.io/proto/otlp v1.0.0 // indirect
+	go.uber.org/multierr v1.11.0 // indirect
+	go.uber.org/zap v1.26.0 // indirect
+	golang.org/x/crypto v0.13.0 // indirect
+	golang.org/x/exp v0.0.0-20230425010034-47ecfdc1ba53 // indirect
+	golang.org/x/net v0.15.0 // indirect
+	golang.org/x/sys v0.12.0 // indirect
+	golang.org/x/text v0.13.0 // indirect
+	google.golang.org/genproto/googleapis/api v0.0.0-20230711160842-782d3b101e98 // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20230711160842-782d3b101e98 // indirect
+	google.golang.org/grpc v1.58.3 // indirect
+	google.golang.org/protobuf v1.31.0 // indirect
+)
+
+replace (
+	// until merged upstream: https://github.com/hashicorp/go-plugin/pull/257
+	github.com/hashicorp/go-plugin => github.com/smartcontractkit/go-plugin v0.0.0-20231003134350-e49dad63b306
+
+	// until merged upstream: https://github.com/mwitkow/grpc-proxy/pull/69
+	github.com/mwitkow/grpc-proxy => github.com/smartcontractkit/grpc-proxy v0.0.0-20230731113816-f1be6620749f
+)