Merge pull request #373 from techknowlogick/alpine3.14

Alpine 3.14

Author: yosifkit

1.15/alpine3.13/Dockerfile

@@ -1,4 +1,5 @@
-FROM alpine:{{ env.variant | ltrimstr("alpine") }}
+{{ def alpine_version: env.variant | ltrimstr("alpine") -}}
+FROM alpine:{{ alpine_version }}
 
 RUN apk add --no-cache \
 		ca-certificates
@@ -76,17 +77,28 @@ RUN set -eux; \
 		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="$GOARCH"; \
-		if [ "${GO386:-}" = 'softfloat' ]; then \
+{{
+	def need_386_hack:
+		(env.version == "1.15" and alpine_version != "3.13")
+		or (env.version != "1.15" and alpine_version == "3.13")
+-}}
+{{ if need_386_hack then ( -}}
+		if [ -n "${GO386:-}" ]; then \
 # https://github.com/docker-library/golang/issues/359 -> https://github.com/golang/go/issues/44500
-# (once our Alpine base has Go 1.16, we can remove this hack)
+# Go 1.15 + Alpine 3.14 == Go 1.16 bootstrap
+# Go 1.16 + Alpine 3.13 == Go 1.15 bootstrap
+# (once Go 1.15 *and* Alpine 3.13 go away, we can remove this)
 			GO386= ./bootstrap.bash; \
 			export GOROOT_BOOTSTRAP="/usr/local/go-$GOOS-$GOARCH-bootstrap"; \
 			"$GOROOT_BOOTSTRAP/bin/go" version; \
 		fi; \
+{{ ) else "" end -}}
 		./make.bash; \
-		if [ "${GO386:-}" = 'softfloat' ]; then \
+{{ if need_386_hack then ( -}}
+		if [ -n "${GO386:-}" ]; then \
 			rm -rf "$GOROOT_BOOTSTRAP"; \
 		fi; \
+{{ ) else "" end -}}
 	); \
 	\
 # pre-compile the standard library, just like the official binary release tarballs do

1.15/alpine3.12/Dockerfile renamed to 1.15/alpine3.14/Dockerfile

@@ -10,7 +10,7 @@ defaultDebianSuite='buster'
 declare -A debianSuite=(
 	#[1.13-rc]='buster'
 )
-defaultAlpineVersion='3.13'
+defaultAlpineVersion='3.14'
 declare -A alpineVersion=(
 	#[1.9]='3.7'
 )

1.16/alpine3.13/Dockerfile

@@ -136,8 +136,8 @@
     "variants": [
       "buster",
       "stretch",
+      "alpine3.14",
       "alpine3.13",
-      "alpine3.12",
       "windows/windowsservercore-1809",
       "windows/windowsservercore-ltsc2016",
       "windows/nanoserver-1809"
@@ -290,8 +290,8 @@
     "variants": [
       "buster",
       "stretch",
+      "alpine3.14",
       "alpine3.13",
-      "alpine3.12",
       "windows/windowsservercore-1809",
       "windows/windowsservercore-ltsc2016",
       "windows/nanoserver-1809"
@@ -453,8 +453,8 @@
     "variants": [
       "buster",
       "stretch",
+      "alpine3.14",
       "alpine3.13",
-      "alpine3.12",
       "windows/windowsservercore-1809",
       "windows/windowsservercore-ltsc2016",
       "windows/nanoserver-1809"

1.16/alpine3.12/Dockerfile renamed to 1.16/alpine3.14/Dockerfile

@@ -131,8 +131,8 @@ for version in "${versions[@]}"; do
 			"buster",
 			"stretch",
 			(
-				"3.13",
-				"3.12"
+				"3.14",
+				"3.13"
 			| "alpine" + .),
 			if .arches | has("windows-amd64") then
 				(