.dockerignore

@@ -3,3 +3,4 @@
 /buildimage
 /dockerdeps
 /tmp
+*.docker.tzst

.gitignore

@@ -4,3 +4,5 @@ vendor
 /tmp
 /buildimage/go.mod
 /buildimage/go.sum
+*.docker.tzst
+*.tzst

Dockerfile

@@ -1,29 +1,47 @@
-## lint image
+FROM golang:1.19.3-bullseye AS cacher
-FROM golangci/golangci-lint:v1.50.1
 
+ENV GOPATH /go
+ENV DEBIAN_FRONTEND noninteractive
+RUN --mount=type=cache,target=/var/cache/apt \
+    apt update && apt install -y make zstd curl unzip
 RUN mkdir -p /build
 WORKDIR /build
-COPY ./ ./
-RUN golangci-lint run
 
-## build image:
+# install newer protoc
-FROM sneak/mfer-build AS builder
+RUN wget https://github.com/protocolbuffers/protobuf/releases/download/v21.10/protoc-21.10-linux-aarch_64.zip && \
+    unzip *.zip -d /usr/local && rm -v *.zip && protoc --version
+
+RUN go install -v google.golang.org/protobuf/cmd/protoc-gen-go@v1.28.1
+
+COPY ./go.mod .
+COPY ./go.sum .
+
+RUN --mount=type=cache,target=/go/pkg go mod download -x
+RUN go env
+## build image
+FROM golang:1.19.3-bullseye AS builder
+
+COPY --from=cacher /usr/local /usr/local
+COPY --from=cacher /usr/bin /usr/bin
+COPY --from=cacher /go/bin /go/bin
+COPY --from=cacher /build /build
+
 WORKDIR /build
 
-COPY go.mod .
-COPY go.sum .
-
 COPY ./ ./
-# don't lint again during build because there's no golangci-lint in this
+RUN --mount=type=cache,target=/go/pkg go mod download -x && go mod tidy && cd mfer && go generate .
-# image and we already did it in a previous stage
+RUN --mount=type=cache,target=/go/pkg make mfer.cmd && go mod vendor
-#RUN make lint
+RUN tar -c . | zstdmt -19 > /src.tzst
-RUN make mfer.cmd
-#RUN go mod vendor
-RUN tar -c . | bzip2 > /src.tbz2
 
+## lint image
+FROM golangci/golangci-lint:v1.50.1 AS linter
+
+COPY --from=cacher /build /build
+WORKDIR /build
+RUN golangci-lint run
 
 FROM scratch
-COPY --from=builder /src.tbz2 /src.tbz2
+COPY --from=builder /src.tzst /src.tzst
 COPY --from=builder /build/mfer.cmd /mfer
 ENTRYPOINT ["/mfer"]
 

Makefile

@@ -1,8 +1,11 @@
 export DOCKER_BUILDKIT := 1
+export PROGRESS_NO_TRUNC := 1
 GOPATH := $(shell go env GOPATH)
 export PATH := $(PATH):$(GOPATH)/bin
 PROTOC_GEN_GO := $(GOPATH)/bin/protoc-gen-go
 
+SOURCEFILES := mfer/*.go mfer/*.proto internal/*/*.go cmd/*/*.go go.mod go.sum
+
 ARCH := $(shell uname -m)
 GITREV := $(shell git describe --always --dirty=-dirty)
 APPNAME := mfer
@@ -12,26 +15,30 @@ GOLDFLAGS += -X main.Version=0.1.0
 GOLDFLAGS += -X main.Gitrev=$(GITREV)
 GOFLAGS := -ldflags "$(GOLDFLAGS)"
 
-default: test
+.PHONY: docker default run ci test fixme 
+
+default: fmt test
 
 run: ./mfer.cmd
 	./$<
 	./$< gen --ignore-dotfiles
 
-test: fmt
+ci: test
+
+test:
 	go test -v --timeout 3s ./...
 
 $(PROTOC_GEN_GO):
-	test -e $(PROTOC_GEN_GO) || go install -v google.golang.org/protobuf/cmd/protoc-gen-go@latest
+	test -e $(PROTOC_GEN_GO) || go install -v google.golang.org/protobuf/cmd/protoc-gen-go@v1.28.1
 
 fixme:
 	@grep -nir fixme . | grep -v Makefile
 
 devprereqs:
 	which gofumpt || go install -v mvdan.cc/gofumpt@latest
-	which golangci-lint || go install -v github.com/golangci/golangci-lint/cmd/golangci-lint@latest
+	which golangci-lint || go install -v github.com/golangci/golangci-lint/cmd/golangci-lint@v1.50.1
 
-mfer.cmd: mfer/*.go internal/*/*.go cmd/*/*.go
+mfer.cmd: $(SOURCEFILES)
 	protoc --version
 	cd mfer && go generate .
 	make test
@@ -40,7 +47,8 @@ mfer.cmd: mfer/*.go internal/*/*.go cmd/*/*.go
 clean:
 	rm -rfv mfer/*.pb.go mfer.cmd cmd/mfer/mfer
 
-fmt: devprereqs
+fmt:
+	devprereqs
 	gofumpt -l -w mfer internal cmd
 	golangci-lint run --fix
 	-prettier -w *.json
@@ -50,9 +58,13 @@ lint:
 	golangci-lint run
 	sh -c 'test -z "$$(gofmt -l .)"'
 
-docker:
+docker: sneak-mfer.$(ARCH).docker.tzst
+
+sneak-mfer.$(ARCH).docker.tzst: $(SOURCEFILES)
 	bash -x bin/docker-prereqs.sh
-	docker build .
+	docker build --progress plain -t sneak/mfer .
+	docker save sneak/mfer | pv | zstdmt -19 > $@
+	du -sh $@
 
 godoc:
 	open http://127.0.0.1:6060

bin/docker-prereqs.sh

@@ -2,7 +2,6 @@
 set -euxo pipefail
 GOI="golang:1.19.3-bullseye"
 CII="golangci/golangci-lint:v1.50.1"
-BII="sneak/mfer-build"
 
 if [[ ! -d "$DOCKER_IMAGE_CACHE_DIR" ]]; then
     mkdir -p "$DOCKER_IMAGE_CACHE_DIR"
@@ -22,16 +21,6 @@ function buildImageCache() {
         docker save $CII | pv | zstdmt -19 > $DICD/ci.tzst.tmp && \
             mv $DICD/ci.tzst.tmp $DICD/ci.tzst
     fi
-
-    if [[ ! -e "$DICD/build.tzst" ]]; then
-        go mod download -x
-        cd buildimage
-        cp ../go.mod ../go.sum .
-        docker build -t $BII . && rm -rf go.mod go.sum && \
-        cd .. && \
-        docker save $BII | pv | zstdmt -19 > $DICD/build.tzst.tmp && \
-            mv $DICD/build.tzst.tmp $DICD/build.tzst
-    fi
 }
 
 function loadImageCache() {
@@ -40,9 +29,6 @@ function loadImageCache() {
 
     docker image ls $GOI || \
         zstdmt -d --stdout $DICD/go.tzst | pv | docker load
-
-    docker image ls $BII || \
-        zstdmt -d --stdout $DICD/build.tzst | pv | docker load
 }
 
 buildImageCache

go.mod

@@ -1,6 +1,6 @@
 module git.eeqj.de/sneak/mfer
 
-go 1.16
+go 1.19
 
 require (
 	github.com/apex/log v1.9.0
@@ -10,4 +10,25 @@ require (
 	github.com/stretchr/testify v1.8.1
 	github.com/urfave/cli/v2 v2.3.0
 	google.golang.org/protobuf v1.28.1
+
+)
+
+require (
+	github.com/atomicgo/cursor v0.0.1 // indirect
+	github.com/cpuguy83/go-md2man/v2 v2.0.0-20190314233015-f79a8a8ca69d // indirect
+	github.com/fatih/color v1.7.0 // indirect
+	github.com/gookit/color v1.4.2 // indirect
+	github.com/mattn/go-colorable v0.1.2 // indirect
+	github.com/mattn/go-isatty v0.0.8 // indirect
+	github.com/mattn/go-runewidth v0.0.13 // indirect
+	github.com/pkg/errors v0.9.1 // indirect
+	github.com/pmezard/go-difflib v1.0.0 // indirect
+	github.com/rivo/uniseg v0.2.0 // indirect
+	github.com/russross/blackfriday/v2 v2.0.1 // indirect
+	github.com/shurcooL/sanitized_anchor_name v1.0.0 // indirect
+	github.com/xo/terminfo v0.0.0-20210125001918-ca9a967f8778 // indirect
+	golang.org/x/sys v0.0.0-20211013075003-97ac67df715c // indirect
+	golang.org/x/term v0.0.0-20210927222741-03fcf44c2211 // indirect
+	golang.org/x/text v0.3.4 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
 )

mfer/mf.proto

@@ -20,6 +20,7 @@ message MFFileOuter {
     // and not for cryptographic integrity.
     int64 size = 103;
     bytes sha256 = 104;
+    bytes deleteme = 105;
 
     // 2xx for optional manifest root attributes
     // think we might use gosignify instead of gpg: