chore: support docker. fix #30

Dockerfile

@@ -0,0 +1,18 @@
+FROM golang:1.20-bullseye AS builder
+RUN apt-get update && apt-get install -y llvm clang git make
+WORKDIR /build/
+ADD go.mod go.sum ./
+RUN go mod download
+ADD . .
+RUN git submodule update --init
+RUN make OUTPUT=dae GOFLAGS="-buildvcs=false" CC=clang CGO_ENABLED=0
+
+FROM alpine
+RUN mkdir -p /usr/local/share/dae/
+RUN mkdir -p /etc/dae/
+RUN wget -O /usr/local/share/dae/geoip.dat https://github.com/v2ray/geoip/releases/latest/download/geoip.dat
+RUN wget -O /usr/local/share/dae/geosite.dat https://github.com/v2ray/domain-list-community/releases/latest/download/dlc.dat
+COPY --from=builder /build/dae /usr/local/bin
+COPY --from=builder /build/install/empty.dae /etc/dae/config.dae
+RUN chmod 0600 /etc/dae/config.dae
+CMD ["dae", "run", "-c", "/etc/dae/config.dae"]

cmd/run.go

@@ -205,7 +205,7 @@ func newControlPlane(log *logrus.Logger, bpf interface{}, conf *config.Config) (
 	}
 
 	if len(conf.Global.LanInterface) == 0 && len(conf.Global.WanInterface) == 0 {
-		log.Warnln("No binding interface.")
+		log.Warnln("No interface to bind.")
 	}
 
 	c, err = control.NewControlPlane(

control/control_plane.go

@@ -143,7 +143,7 @@ func NewControlPlane(
 			return nil, fmt.Errorf("load eBPF objects: %w", err)
 		}
 	}
-
+	log.Infof("eBPF programs and maps loaded")
 	// outboundId2Name can be modified later.
 	outboundId2Name := make(map[uint8]string)
 	core := newControlPlaneCore(

docker-compose.yml

@@ -0,0 +1,11 @@
+version: "3"
+services:
+  dae:
+    privileged: true
+    network_mode: host
+    pid: host
+    build:
+      context: .
+    volumes:
+      - /sys:/sys
+      - /etc/dae:/etc/dae

install/empty.dae

@@ -0,0 +1 @@
+global {} routing {}