Use alpine 3.11 everywhere. Increase buildkit cache buffer to 1GB.

Author: vladaionescu

build.earth

@@ -1,4 +1,4 @@
-FROM golang:1.13-alpine3.10
+FROM golang:1.13-alpine3.11
 
 RUN apk add --update --no-cache \
 	openssl \

buildkitd/entrypoint.sh

@@ -14,8 +14,8 @@ if [ -z "$EARTHLY_TMP_DIR" ]; then
 fi
 
 BUILDKIT_ROOT_DIR="$EARTHLY_TMP_DIR"/buildkit
-# Leave 500MB as additional buffer.
-buildkit_cache_size_mb=$(( CACHE_SIZE_MB - 500 ))
+# Leave 1GB as additional buffer.
+buildkit_cache_size_mb=$(( CACHE_SIZE_MB - 1000 ))
 sed 's^:BUILDKIT_ROOT_DIR:^'"$BUILDKIT_ROOT_DIR"'^g; s/:CACHE_SIZE_MB:/'"$buildkit_cache_size_mb"'/g' \
     /etc/buildkitd.toml.template > /etc/buildkitd.toml
 

docs/01-basics/basics.md

@@ -87,7 +87,7 @@ target:
 For example, here is an earthfile of an example go app:
 
 ```earth
-FROM golang:1.13-alpine3.10
+FROM golang:1.13-alpine3.11
 WORKDIR /go-example
 
 build:
@@ -130,8 +130,8 @@ Finally, notice how the output of the build: the docker image `go-example:latest
 Going back to the example earthfile definition, here is what each command does:
 
 ```earth
-# The build starts from a docker image: golang:1.13-alpine3.10
-FROM golang:1.13-alpine3.10
+# The build starts from a docker image: golang:1.13-alpine3.11
+FROM golang:1.13-alpine3.11
 # We change the current working directory.
 WORKDIR /go-example
 

earthfile2llb/parser/build.earth

@@ -1,4 +1,4 @@
-FROM golang:1.13-alpine3.10
+FROM golang:1.13-alpine3.11
 
 RUN apk add --update --no-cache \
     openjdk11 \

examples/go/build.earth

@@ -1,4 +1,4 @@
-FROM golang:1.13-alpine3.10
+FROM golang:1.13-alpine3.11
 
 WORKDIR /go-example
 

examples/tests/build-arg.earth

@@ -1,4 +1,4 @@
-FROM alpine:3.10
+FROM alpine:3.11
 WORKDIR /test
 file-exists:
     ARG VAR1=nope.txt

examples/tests/builtin-args.earth

@@ -1,4 +1,4 @@
-FROM alpine:3.10
+FROM alpine:3.11
 builtin-args-test:
     ARG EARTHLY_TARGET
     ARG EARTHLY_TARGET_PROJECT

examples/tests/cache1.earth

@@ -1,4 +1,4 @@
-FROM alpine:3.10
+FROM alpine:3.11
 test:
     RUN mkdir -p /cache-test
     RUN --mount=type=cache,target=/cache-test echo "HELLO" > /cache-test/test.txt

examples/tests/cache2.earth

@@ -1,3 +1,3 @@
-FROM alpine:3.10
+FROM alpine:3.11
 test:
     RUN --mount=type=cache,target=/cache-test test -f /cache-test/test.txt

examples/tests/excludes.earth

@@ -1,4 +1,4 @@
-FROM alpine:3.10
+FROM alpine:3.11
 test:
     WORKDIR /test
     COPY . .

examples/tests/privileged.earth

@@ -1,4 +1,4 @@
-FROM alpine:3.10
+FROM alpine:3.11
 test:
     RUN cat /proc/self/status | grep CapEff | grep 00000000a80425fb
     RUN --privileged cat /proc/self/status | grep CapEff | grep 0000003fffffffff

examples/tests/secrets.earth

@@ -1,4 +1,4 @@
-FROM alpine:3.10
+FROM alpine:3.11
 test:
     WORKDIR /test
     RUN --secret=SECRET1=+secrets/SECRET1 test "$SECRET1" == "foo"

examples/tests/star.earth

@@ -1,4 +1,4 @@
-FROM alpine:3.10
+FROM alpine:3.11
 WORKDIR /test
 test:
     COPY *.txt ./

llbutil/fakedep.go

@@ -4,7 +4,7 @@ import (
 	"github.com/moby/buildkit/client/llb"
 )
 
-const fakeDepImg = "alpine:3.10"
+const fakeDepImg = "alpine:3.11"
 
 // WithDependency creates a fake dependency between two states.
 func WithDependency(state llb.State, depState llb.State, opts ...llb.RunOption) llb.State {