add travis

Signed-off-by: Tonis Tiigi <tonistiigi@gmail.com>

.travis.yml

@@ -0,0 +1,15 @@
+dist: trusty
+sudo: required
+
+install:
+  - docker run --name buildkit --rm -d --privileged -p 1234:1234 $REPO_SLUG_ORIGIN --addr tcp://0.0.0.0:1234
+  - sudo docker cp buildkit:/usr/bin/buildctl /usr/bin/
+  - export BUILDKIT_HOST=tcp://0.0.0.0:1234
+
+env:
+  global:
+    - PLATFORMS="linux/amd64,linux/arm/v6,linux/arm/v7,linux/arm64,linux/s390x,linux/ppc64le"
+    - PREFER_BUILDCTL="1"
+
+script:
+  - make binaries validate-all && TARGETPLATFORM="${PLATFORMS},darwin/amd64,windows/amd64" ./hack/cross

Dockerfile

@@ -10,7 +10,7 @@ FROM --platform=$BUILDPLATFORM tonistiigi/xx:golang@sha256:6f7d999551dd471b58f70
 
 FROM --platform=$BUILDPLATFORM golang:1.12-alpine AS gobase
 COPY --from=xgo / /
-RUN apk add --no-cache file
+RUN apk add --no-cache file git
 ENV GOFLAGS=-mod=vendor
 WORKDIR /src
 

Makefile

@@ -14,7 +14,12 @@ install: binaries
 lint:
 	./hack/lint
 
+validate-vendor:
+	./hack/validate-vendor
+	
+validate-all: lint validate-vendor
+
 vendor:
 	./hack/update-vendor
 
-.PHONY: vendor lint shell binaries install
+.PHONY: vendor lint shell binaries install binaries-cross validate-all

hack/dockerfiles/lint.Dockerfile

@@ -5,6 +5,6 @@ RUN  apk add --no-cache git
 RUN  go get -u gopkg.in/alecthomas/gometalinter.v1 \
   && mv /go/bin/gometalinter.v1 /go/bin/gometalinter \
   && gometalinter --install
-WORKDIR /go/src/github.com/moby/buildkit
+WORKDIR /go/src/github.com/tonistiigi/buildx
 RUN --mount=target=/go/src/github.com/tonistiigi/buildx \
 	gometalinter --config=gometalinter.json ./...