adding drone config

.drone.yml

@@ -0,0 +1,135 @@
+---
+kind: pipeline
+type: docker
+name: build 386
+
+clone:
+  depth: 1
+
+steps:
+  - name: build 386
+    image: registry.sean.farm/honda-builder
+    commands:
+      - ./ci/scripts/build.sh linux 386 $${DRONE_COMMIT_SHA}
+
+image_pull_secrets:
+  - dockerconfigjson
+
+---
+kind: pipeline
+type: docker
+name: build amd64
+
+clone:
+  depth: 1
+
+steps:
+  - name: build amd64
+    image: registry.sean.farm/honda-builder
+    commands:
+      - ./ci/scripts/build.sh linux amd64 $${DRONE_COMMIT_SHA}
+
+image_pull_secrets:
+  - dockerconfigjson
+
+---
+kind: pipeline
+type: docker
+name: build arm64
+
+clone:
+  depth: 1
+
+steps:
+  - name: build arm64
+    image: registry.sean.farm/honda-builder
+    commands:
+      - ./ci/scripts/build.sh linux arm64 $${DRONE_COMMIT_SHA}
+
+image_pull_secrets:
+  - dockerconfigjson
+
+---
+kind: pipeline
+type: docker
+name: build armv7
+
+clone:
+  depth: 1
+
+steps:
+  - name: build armv7
+    image: registry.sean.farm/honda-builder
+    commands:
+      - ./ci/scripts/build.sh linux armv7 $${DRONE_COMMIT_SHA}
+
+image_pull_secrets:
+  - dockerconfigjson
+
+---
+kind: pipeline
+type: docker
+name: build riscv64
+
+clone:
+  depth: 1
+
+steps:
+  - name: build riscv64
+    image: registry.sean.farm/honda-builder
+    commands:
+      - ./ci/scripts/build.sh linux riscv64 $${DRONE_COMMIT_SHA}
+
+image_pull_secrets:
+  - dockerconfigjson
+
+---
+kind: pipeline
+type: docker
+name: build mips64le
+
+clone:
+  depth: 1
+
+steps:
+  - name: build mips64le
+    image: registry.sean.farm/honda-builder
+    commands:
+      - ./ci/scripts/build.sh linux mips64le $${DRONE_COMMIT_SHA}
+
+image_pull_secrets:
+  - dockerconfigjson
+
+---
+kind: pipeline
+type: docker
+name: build ppc64le
+
+clone:
+  depth: 1
+
+steps:
+  - name: build ppc64le
+    image: registry.sean.farm/honda-builder
+    commands:
+      - ./ci/scripts/build.sh linux ppc64le $${DRONE_COMMIT_SHA}
+
+image_pull_secrets:
+  - dockerconfigjson
+
+---
+kind: pipeline
+type: docker
+name: build s390x
+
+clone:
+  depth: 1
+
+steps:
+  - name: build s390x
+    image: registry.sean.farm/honda-builder
+    commands:
+      - ./ci/scripts/build.sh linux s390x $${DRONE_COMMIT_SHA}
+
+image_pull_secrets:
+  - dockerconfigjson

ci/Dockerfile.sid

@@ -0,0 +1,7 @@
+FROM registry.sean.farm/sid-builder as stage
+COPY . .
+RUN /usr/bin/make -j 8
+
+FROM scratch AS export
+COPY --from=stage /zerotier-one .
+COPY --from=stage /zerotier-cli .

ci/scripts/build.sh

@@ -0,0 +1,28 @@
+#!/bin/bash
+set -euo pipefail
+IFS=$'\n\t'
+
+export GOOS=$1
+export GOARCH=$2
+export VERSION=$3
+export DOCKER_BUILDKIT=1
+
+echo "nproc: $(nproc)"
+
+case $GOARCH in
+    armv5)
+        export ARCH=arm/v5
+        ;;
+    armv7)
+        export ARCH=arm/v7
+        ;;
+    arm64)
+        export ARCH=arm64/v8
+        ;;
+    *)
+        export ARCH=$GOARCH
+        ;;
+esac
+
+docker run --privileged --rm tonistiigi/binfmt --install all
+docker buildx build --platform ${GOOS}/${ARCH} -f ci/Dockerfile.sid --target export -t test . --output out/${GOOS}/${GOARCH}