go version updated to 1.21

.github/workflows/go.yml

@@ -16,7 +16,7 @@ jobs:
     - name: Set up Go
       uses: actions/setup-go@v2
       with:
-        go-version: 1.17
+        go-version: 1.21
 
     - name: Build
       run: make binary

.gitignore

@@ -4,3 +4,4 @@ dcgm-exporter
 !etc/
 !deployment/
 tags
+.env

Makefile

@@ -16,7 +16,7 @@ MKDIR    ?= mkdir
 REGISTRY ?= nvidia
 
 DCGM_VERSION   := 3.3.0
-GOLANG_VERSION := 1.18
+GOLANG_VERSION := 1.21.5
 VERSION        := 3.2.0
 FULL_VERSION   := $(DCGM_VERSION)-$(VERSION)
 OUTPUT         := type=oci,dest=/tmp/dcgm-exporter.tar
@@ -36,7 +36,7 @@ binary:
 	cd cmd/dcgm-exporter; go build -ldflags "-X main.BuildVersion=${DCGM_VERSION}-${VERSION}"
 
 test-main: $(NON_TEST_FILES) $(MAIN_TEST_FILES)
-	go test ./...
+	go test ./... -short
 
 install: binary
 	install -m 755 cmd/dcgm-exporter/dcgm-exporter /usr/bin/dcgm-exporter

docker/Dockerfile.ubi8

@@ -1,7 +1,41 @@
+FROM nvcr.io/nvidia/cuda:12.2.2-base-ubi8 AS builder
 ARG GOLANG_VERSION
-FROM golang:$GOLANG_VERSION AS builder
 WORKDIR /go/src/github.com/NVIDIA/dcgm-exporter
+RUN set -eux; \
+	dnf clean expire-cache; \
+	dnf install -y go-toolset make wget
+RUN dnf clean all
 
+# Install Go official release
+RUN set -eux; \
+    url=; \
+    arch=$(uname -m) && if [ "${arch}" = "x86_64" ]; then arch=amd64; fi && if [ "${arch}" = "aarch64" ]; then arch=arm64; fi; \
+	case "$arch" in \
+		'amd64') \
+			url="https://dl.google.com/go/go${GOLANG_VERSION}.linux-amd64.tar.gz"; \
+			;; \
+		'arm64') \
+			url="https://dl.google.com/go/go${GOLANG_VERSION}.linux-arm64.tar.gz"; \
+			;; \
+		*) echo >&2 "error: unsupported architecture '$arch' (likely packaging update needed)"; exit 1 ;; \
+	esac; \
+	build=; \
+	if [ -z "$url" ]; then \
+# https://github.com/golang/go/issues/38536#issuecomment-616897960
+		build=1; \
+		url="https://dl.google.com/go/go${GOLANG_VERSION}.src.tar.gz"; \
+		echo >&2; \
+		echo >&2 "warning: current architecture ($arch) does not have a compatible Go binary release; will be building from source"; \
+		echo >&2; \
+	fi; \
+    wget -O go.tgz "$url" --progress=dot:giga; \
+    tar -C /usr/local -xzf go.tgz; \
+	rm go.tgz;
+ENV GOTOOLCHAIN=local
+ENV GOPATH /go
+ENV PATH $GOPATH/bin:$PATH
+RUN mkdir -p "$GOPATH/src" "$GOPATH/bin" && chmod -R 1777 "$GOPATH"
+ENV PATH $PATH:/usr/local/go/bin   
 COPY . .
 
 RUN make binary check-format
@@ -11,6 +45,7 @@ LABEL io.k8s.display-name="NVIDIA DCGM Exporter"
 
 ARG DCGM_VERSION
 
+RUN dnf update --disablerepo=* --enablerepo=ubi-8-appstream-rpms --enablerepo=ubi-8-baseos-rpms -y && rm -rf /var/cache/yum
 RUN dnf clean expire-cache && dnf install -y datacenter-gpu-manager-${DCGM_VERSION} libcap
 
 COPY --from=builder /go/src/github.com/NVIDIA/dcgm-exporter/cmd/dcgm-exporter/dcgm-exporter /usr/bin/

docker/Dockerfile.ubuntu20.04

@@ -1,7 +1,46 @@
-ARG GOLANG_VERSION
-FROM golang:$GOLANG_VERSION AS builder
+FROM nvcr.io/nvidia/cuda:12.2.2-base-ubuntu20.04 AS builder
+ARG GOLANG_VERSION=1.21.5
 WORKDIR /go/src/github.com/NVIDIA/dcgm-exporter
-
+RUN set -eux; \
+	apt-get update; \
+	apt-get install -y --no-install-recommends \
+		g++ \
+		gcc \
+		libc6-dev \
+		make \
+		pkg-config \
+        wget \
+	; \
+	rm -rf /var/lib/apt/lists/*
+RUN set -eux; \
+	arch="$(dpkg --print-architecture)"; arch="${arch##*-}"; \
+	url=; \
+	case "$arch" in \
+		'amd64') \
+			url="https://dl.google.com/go/go${GOLANG_VERSION}.linux-amd64.tar.gz"; \
+			;; \
+		'arm64') \
+			url="https://dl.google.com/go/go${GOLANG_VERSION}.linux-arm64.tar.gz"; \
+			;; \
+		*) echo >&2 "error: unsupported architecture '$arch' (likely packaging update needed)"; exit 1 ;; \
+	esac; \
+	build=; \
+	if [ -z "$url" ]; then \
+# https://github.com/golang/go/issues/38536#issuecomment-616897960
+		build=1; \
+		url="https://dl.google.com/go/go${GOLANG_VERSION}.src.tar.gz"; \
+		echo >&2; \
+		echo >&2 "warning: current architecture ($arch) does not have a compatible Go binary release; will be building from source"; \
+		echo >&2; \
+	fi; \
+    wget -O go.tgz "$url" --progress=dot:giga; \
+    tar -C /usr/local -xzf go.tgz; \
+	rm go.tgz;
+ENV GOTOOLCHAIN=local
+ENV GOPATH /go
+ENV PATH $GOPATH/bin:$PATH
+RUN mkdir -p "$GOPATH/src" "$GOPATH/bin" && chmod -R 1777 "$GOPATH"
+ENV PATH $PATH:/usr/local/go/bin   
 COPY . .
 
 RUN make binary check-format

go.mod

@@ -1,6 +1,6 @@
 module github.com/NVIDIA/dcgm-exporter
 
-go 1.18
+go 1.21
 
 replace (
 	k8s.io/api => k8s.io/api v0.20.2
@@ -31,19 +31,19 @@ require (
 	github.com/NVIDIA/go-dcgm v0.0.0-20231211194335-fa02d3a1c15f
 	github.com/NVIDIA/gpu-monitoring-tools v0.0.0-20211102125545-5a2c58442e48
 	github.com/avast/retry-go/v4 v4.5.1
-	github.com/bits-and-blooms/bitset v1.2.1
-	github.com/gorilla/mux v1.8.0
+	github.com/bits-and-blooms/bitset v1.12.0
+	github.com/gorilla/mux v1.8.1
 	github.com/prometheus/common v0.45.0
-	github.com/prometheus/exporter-toolkit v0.10.0
-	github.com/sirupsen/logrus v1.9.0
+	github.com/prometheus/exporter-toolkit v0.11.0
+	github.com/sirupsen/logrus v1.9.3
 	github.com/stretchr/testify v1.8.4
-	github.com/urfave/cli/v2 v2.3.0
-	google.golang.org/grpc v1.56.3
+	github.com/urfave/cli/v2 v2.26.0
+	google.golang.org/grpc v1.60.0
 	k8s.io/api v0.20.2
 	k8s.io/apimachinery v0.20.2
 	k8s.io/client-go v0.20.2
 	k8s.io/kubelet v0.20.2
-	k8s.io/kubernetes v0.0.0-00010101000000-000000000000
+	k8s.io/kubernetes v1.18.20
 )
 
 require (
@@ -74,16 +74,17 @@ require (
 	github.com/prometheus/client_model v0.4.1-0.20230718164431-9a2bf3000d16 // indirect
 	github.com/prometheus/procfs v0.11.1 // indirect
 	github.com/russross/blackfriday/v2 v2.1.0 // indirect
-	golang.org/x/crypto v0.14.0 // indirect
+	github.com/xrash/smetrics v0.0.0-20201216005158-039620a65673 // indirect
+	golang.org/x/crypto v0.16.0 // indirect
 	golang.org/x/net v0.17.0 // indirect
-	golang.org/x/oauth2 v0.12.0 // indirect
-	golang.org/x/sync v0.3.0 // indirect
-	golang.org/x/sys v0.13.0 // indirect
-	golang.org/x/term v0.13.0 // indirect
-	golang.org/x/text v0.13.0 // indirect
-	golang.org/x/time v0.1.0 // indirect
-	google.golang.org/appengine v1.6.7 // indirect
-	google.golang.org/genproto v0.0.0-20230410155749-daa745c078e1 // indirect
+	golang.org/x/oauth2 v0.13.0 // indirect
+	golang.org/x/sync v0.5.0 // indirect
+	golang.org/x/sys v0.15.0 // indirect
+	golang.org/x/term v0.15.0 // indirect
+	golang.org/x/text v0.14.0 // indirect
+	golang.org/x/time v0.0.0-20200630173020-3af7569d3a1e // indirect
+	google.golang.org/appengine v1.6.8 // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20231002182017-d307bd883b97 // indirect
 	google.golang.org/protobuf v1.31.0 // indirect
 	gopkg.in/inf.v0 v0.9.1 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect