add go l.18

1.18/Dockerfile

@@ -0,0 +1,106 @@
+FROM repository.anxinyun.cn/devops/alpine:3-tz-hw
+
+RUN apk add --no-cache ca-certificates
+
+# set up nsswitch.conf for Go's "netgo" implementation
+# - https://github.com/golang/go/blob/go1.9.1/src/net/conf.go#L194-L275
+# - docker run --rm debian:stretch grep '^hosts:' /etc/nsswitch.conf
+RUN [ ! -e /etc/nsswitch.conf ] && echo 'hosts: files dns' > /etc/nsswitch.conf
+
+ENV PATH /usr/local/go/bin:$PATH
+
+ENV GOLANG_VERSION 1.18.2
+
+RUN set -eux; \
+	apk add --no-cache --virtual .fetch-deps gnupg; \
+	arch="$(apk --print-arch)"; \
+	url=; \
+	case "$arch" in \
+		'x86_64') \
+			export GOAMD64='v1' GOARCH='amd64' GOOS='linux'; \
+			;; \
+		'armhf') \
+			export GOARCH='arm' GOARM='6' GOOS='linux'; \
+			;; \
+		'armv7') \
+			export GOARCH='arm' GOARM='7' GOOS='linux'; \
+			;; \
+		'aarch64') \
+			export GOARCH='arm64' GOOS='linux'; \
+			;; \
+		'x86') \
+			export GO386='softfloat' GOARCH='386' GOOS='linux'; \
+			;; \
+		'ppc64le') \
+			export GOARCH='ppc64le' GOOS='linux'; \
+			;; \
+		's390x') \
+			export GOARCH='s390x' GOOS='linux'; \
+			;; \
+		*) echo >&2 "error: unsupported architecture '$arch' (likely packaging update needed)"; exit 1 ;; \
+	esac; \
+	build=; \
+	if [ -z "$url" ]; then \
+# https://github.com/golang/go/issues/38536#issuecomment-616897960
+		build=1; \
+		url='https://dl.google.com/go/go1.18.2.src.tar.gz'; \
+		sha256='2c44d03ea2c34092137ab919ba602f2c261a038d08eb468528a3f3a28e5667e2'; \
+# the precompiled binaries published by Go upstream are not compatible with Alpine, so we always build from source here ������
+	fi; \
+	\
+	wget -O go.tgz.asc "$url.asc"; \
+	wget -O go.tgz "$url"; \
+	echo "$sha256 *go.tgz" | sha256sum -c -; \
+	\
+# https://github.com/golang/go/issues/14739#issuecomment-324767697
+	GNUPGHOME="$(mktemp -d)"; export GNUPGHOME; \
+# https://www.google.com/linuxrepositories/
+	gpg --batch --keyserver keyserver.ubuntu.com --recv-keys 'EB4C 1BFD 4F04 2F6D DDCC  EC91 7721 F63B D38B 4796'; \
+# let's also fetch the specific subkey of that key explicitly that we expect "go.tgz.asc" to be signed by, just to make sure we definitely have it
+	gpg --batch --keyserver keyserver.ubuntu.com --recv-keys '2F52 8D36 D67B 69ED F998  D857 78BD 6547 3CB3 BD13'; \
+	gpg --batch --verify go.tgz.asc go.tgz; \
+	gpgconf --kill all; \
+	rm -rf "$GNUPGHOME" go.tgz.asc; \
+	\
+	tar -C /usr/local -xzf go.tgz; \
+	rm go.tgz; \
+	\
+	if [ -n "$build" ]; then \
+		apk add --no-cache --virtual .build-deps \
+			bash \
+			gcc \
+			go \
+			musl-dev \
+		; \
+		\
+		export GOCACHE='/tmp/gocache'; \
+		\
+		( \
+			cd /usr/local/go/src; \
+# set GOROOT_BOOTSTRAP + GOHOST* such that we can build Go successfully
+			export GOROOT_BOOTSTRAP="$(go env GOROOT)" GOHOSTOS="$GOOS" GOHOSTARCH="$GOARCH"; \
+			./make.bash; \
+		); \
+		\
+		apk del --no-network .build-deps; \
+		\
+# remove a few intermediate / bootstrapping files the official binary release tarballs do not contain
+		rm -rf \
+			/usr/local/go/pkg/*/cmd \
+			/usr/local/go/pkg/bootstrap \
+			/usr/local/go/pkg/obj \
+			/usr/local/go/pkg/tool/*/api \
+			/usr/local/go/pkg/tool/*/go_bootstrap \
+			/usr/local/go/src/cmd/dist/dist \
+			"$GOCACHE" \
+		; \
+	fi; \
+	\
+	apk del --no-network .fetch-deps; \
+	\
+	go version
+
+ENV GOPATH /go
+ENV PATH $GOPATH/bin:$PATH
+RUN mkdir -p "$GOPATH/src" "$GOPATH/bin" && chmod -R 777 "$GOPATH"
+WORKDIR $GOPATH