Remove loki dependency, copy files from logproto

Signed-off-by: Bogdan Drutu <bogdandrutu@gmail.com>

.chloggen/rmloki.yaml

@@ -0,0 +1,19 @@
+# One of 'breaking', 'deprecation', 'new_component', 'enhancement', 'bug_fix'
+change_type: enhancement
+
+# The name of the component, or a single word describing the area of concern, (e.g. filelogreceiver)
+component: pkg/translator/loki
+
+# A brief description of the change.  Surround your text with quotes ("") if it needs to start with a backtick (`).
+note: Remove loki dependency, copy files from logproto
+
+# One or more tracking issues related to the change
+issues: [16822]
+
+# (Optional) One or more lines of additional information to render under the primary note.
+# These lines will be padded with 2 spaces and then inserted directly into the document.
+# Use pipe (|) for multiline entries.
+subtext: |
+  Files copied from github.com/grafana/loki/pkg/logproto to remove unnecessary dependencies. 
+  In logproto.pb.go I had to remove few types Query[Request|Response] and SampleQuery[Request|Response]
+  and the gRPC service that uses them, because they depend on another loki package stats.

exporter/lokiexporter/go.mod

@@ -5,7 +5,6 @@ go 1.18
 require (
 	github.com/gogo/protobuf v1.3.2
 	github.com/golang/snappy v0.0.4
-	github.com/grafana/loki v1.6.2-0.20221206154352-fee23745328c
 	github.com/open-telemetry/opentelemetry-collector-contrib/internal/common v0.66.0
 	github.com/open-telemetry/opentelemetry-collector-contrib/internal/coreinternal v0.66.0
 	github.com/open-telemetry/opentelemetry-collector-contrib/pkg/translator/loki v0.66.0
@@ -22,101 +21,39 @@ require (
 )
 
 require (
-	github.com/armon/go-metrics v0.4.0 // indirect
-	github.com/beorn7/perks v1.0.1 // indirect
 	github.com/cenkalti/backoff/v4 v4.2.0 // indirect
 	github.com/cespare/xxhash/v2 v2.1.2 // indirect
-	github.com/coreos/go-semver v0.3.0 // indirect
-	github.com/coreos/go-systemd/v22 v22.4.0 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
-	github.com/dennwc/varint v1.0.0 // indirect
-	github.com/dustin/go-humanize v1.0.0 // indirect
-	github.com/fatih/color v1.13.0 // indirect
 	github.com/felixge/httpsnoop v1.0.3 // indirect
-	github.com/go-kit/log v0.2.1 // indirect
 	github.com/go-logfmt/logfmt v0.5.1 // indirect
 	github.com/go-logr/logr v1.2.3 // indirect
 	github.com/go-logr/stdr v1.2.2 // indirect
-	github.com/gogo/googleapis v1.4.0 // indirect
-	github.com/gogo/status v1.1.1 // indirect
 	github.com/golang/protobuf v1.5.2 // indirect
-	github.com/google/btree v1.0.1 // indirect
-	github.com/gorilla/mux v1.8.0 // indirect
-	github.com/grafana/dskit v0.0.0-20220928083349-b1b307db4f30 // indirect
 	github.com/grafana/regexp v0.0.0-20221005093135-b4c2bcb0a4b6 // indirect
-	github.com/grpc-ecosystem/go-grpc-middleware v1.3.0 // indirect
-	github.com/hashicorp/consul/api v1.18.0 // indirect
-	github.com/hashicorp/errwrap v1.1.0 // indirect
-	github.com/hashicorp/go-cleanhttp v0.5.2 // indirect
-	github.com/hashicorp/go-hclog v1.3.1 // indirect
-	github.com/hashicorp/go-immutable-radix v1.3.1 // indirect
-	github.com/hashicorp/go-msgpack v0.5.5 // indirect
-	github.com/hashicorp/go-multierror v1.1.1 // indirect
-	github.com/hashicorp/go-rootcerts v1.0.2 // indirect
-	github.com/hashicorp/go-sockaddr v1.0.2 // indirect
-	github.com/hashicorp/golang-lru v0.5.4 // indirect
-	github.com/hashicorp/memberlist v0.5.0 // indirect
-	github.com/hashicorp/serf v0.10.1 // indirect
-	github.com/jpillora/backoff v1.0.0 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
 	github.com/klauspost/compress v1.15.12 // indirect
 	github.com/knadh/koanf v1.4.4 // indirect
-	github.com/mattn/go-colorable v0.1.12 // indirect
-	github.com/mattn/go-isatty v0.0.14 // indirect
-	github.com/matttproud/golang_protobuf_extensions v1.0.2-0.20181231171920-c182affec369 // indirect
-	github.com/miekg/dns v1.1.50 // indirect
 	github.com/mitchellh/copystructure v1.2.0 // indirect
-	github.com/mitchellh/go-homedir v1.1.0 // indirect
 	github.com/mitchellh/mapstructure v1.5.0 // indirect
 	github.com/mitchellh/reflectwalk v1.0.2 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.2 // indirect
-	github.com/mwitkow/go-conntrack v0.0.0-20190716064945-2f068394615f // indirect
-	github.com/opentracing-contrib/go-grpc v0.0.0-20210225150812-73cb765af46e // indirect
-	github.com/opentracing-contrib/go-stdlib v1.0.0 // indirect
-	github.com/opentracing/opentracing-go v1.2.0 // indirect
-	github.com/pkg/errors v0.9.1 // indirect
 	github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect
-	github.com/prometheus/client_golang v1.14.0 // indirect
-	github.com/prometheus/client_model v0.3.0 // indirect
-	github.com/prometheus/exporter-toolkit v0.8.2 // indirect
-	github.com/prometheus/procfs v0.8.0 // indirect
 	github.com/prometheus/prometheus v0.40.5 // indirect
 	github.com/rs/cors v1.8.2 // indirect
-	github.com/sean-/seed v0.0.0-20170313163322-e2103e2c3529 // indirect
-	github.com/sercand/kuberesolver v2.4.0+incompatible // indirect
-	github.com/sirupsen/logrus v1.8.1 // indirect
-	github.com/stretchr/objx v0.5.0 // indirect
-	github.com/uber/jaeger-client-go v2.30.0+incompatible // indirect
-	github.com/uber/jaeger-lib v2.4.1+incompatible // indirect
-	github.com/weaveworks/common v0.0.0-20221201103051-7c2720a9024d // indirect
-	github.com/weaveworks/promrus v1.2.0 // indirect
-	go.etcd.io/etcd/api/v3 v3.5.4 // indirect
-	go.etcd.io/etcd/client/pkg/v3 v3.5.4 // indirect
-	go.etcd.io/etcd/client/v3 v3.5.4 // indirect
 	go.opencensus.io v0.24.0 // indirect
 	go.opentelemetry.io/collector/featuregate v0.66.1-0.20221202005155-1c54042beb70 // indirect
 	go.opentelemetry.io/contrib/instrumentation/net/http/otelhttp v0.36.4 // indirect
 	go.opentelemetry.io/otel v1.11.1 // indirect
 	go.opentelemetry.io/otel/metric v0.33.0 // indirect
 	go.opentelemetry.io/otel/trace v1.11.1 // indirect
 	go.uber.org/atomic v1.10.0 // indirect
-	go.uber.org/goleak v1.2.0 // indirect
-	golang.org/x/crypto v0.1.0 // indirect
-	golang.org/x/exp v0.0.0-20221031165847-c99f073a8326 // indirect
-	golang.org/x/mod v0.7.0 // indirect
 	golang.org/x/net v0.3.0 // indirect
-	golang.org/x/oauth2 v0.1.0 // indirect
-	golang.org/x/sync v0.1.0 // indirect
 	golang.org/x/sys v0.3.0 // indirect
 	golang.org/x/text v0.5.0 // indirect
-	golang.org/x/time v0.1.0 // indirect
-	golang.org/x/tools v0.2.0 // indirect
-	google.golang.org/appengine v1.6.7 // indirect
 	google.golang.org/genproto v0.0.0-20221027153422-115e99e71e1c // indirect
 	google.golang.org/grpc v1.51.0 // indirect
 	google.golang.org/protobuf v1.28.1 // indirect
-	gopkg.in/yaml.v2 v2.4.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )
 
@@ -127,6 +64,3 @@ replace github.com/open-telemetry/opentelemetry-collector-contrib/internal/corei
 replace github.com/open-telemetry/opentelemetry-collector-contrib/pkg/translator/loki => ../../pkg/translator/loki
 
 retract v0.65.0
-
-// fork containing a line-buffered logger which should improve logging performance for loki
-replace github.com/go-kit/log => github.com/dannykopping/go-kit-log v0.2.2-0.20221002180827-5591c1641b6b