docker-tests: simplify build step

docker-tests/Dockerfile.innernet

@@ -1,47 +1,34 @@
 ####################################################################################################
-## Builder
+## WireGuard
 ####################################################################################################
-FROM rust:slim as builder
-RUN apt-get update && \
-	apt-get install -y --no-install-recommends build-essential clang libclang-dev libsqlite3-dev
-WORKDIR /app
-
-COPY . .
-RUN cargo build
-RUN strip /app/target/debug/innernet /app/target/debug/innernet-server
-
 FROM golang:latest as wireguard
 ARG wg_go_tag=0.0.20210323
 ARG wg_tools_tag=v1.0.20210315
-RUN apt-get update && \
-    apt-get install -y --no-install-recommends git
 
-RUN git clone -b $wg_go_tag --depth 1 https://git.zx2c4.com/wireguard-go && \
-    cd wireguard-go && \
-    make && \
-    make install
-
-ENV WITH_WGQUICK=yes
-RUN git clone -b $wg_tools_tag --depth 1 https://git.zx2c4.com/wireguard-tools && \
-    cd wireguard-tools && \
-    cd src && \
-    make && \
-    make install
+RUN mkdir /repo \
+    && curl -L https://github.com/WireGuard/wireguard-go/archive/refs/tags/0.0.20210424.tar.gz \
+    | tar -xzC /repo --strip-components=1 \
+    && cd /repo \
+    && make
 
 ####################################################################################################
 ## Final image
 ####################################################################################################
-FROM debian:buster-slim
+FROM rust:slim
 RUN apt-get update && \
-    apt-get install -y --no-install-recommends libsqlite3-dev iproute2 iputils-ping && \
+    apt-get install -y --no-install-recommends libsqlite3-dev iproute2 iputils-ping build-essential clang libclang-dev && \
     rm -rf /var/lib/apt/lists/*
 
 WORKDIR /app
 
+COPY . .
+RUN cargo build \
+    && strip /app/target/debug/innernet /app/target/debug/innernet-server \
+    && cp /app/target/debug/innernet /app/target/debug/innernet-server /usr/bin/ \
+    && cargo clean
+
 COPY ./docker-tests/start-client.sh ./
 COPY ./docker-tests/start-server.sh ./
-COPY --from=wireguard /usr/bin/wireguard-go /usr/bin/wg* /usr/bin/
-COPY --from=builder /app/target/debug/innernet /usr/bin/
-COPY --from=builder /app/target/debug/innernet-server /usr/bin/
+COPY --from=wireguard /repo/wireguard-go /usr/bin/
 
 CMD ["/app/start-server.sh"]

docker-tests/run-docker-tests.sh

@@ -60,7 +60,7 @@ cmd docker start -a "$SERVER_CONTAINER" &
 
 info "server started as $SERVER_CONTAINER"
 info "Waiting for server to initialize."
-cmd sleep 10
+cmd sleep 5
 
 info "Starting first peer."
 cmd docker cp "$SERVER_CONTAINER:/app/peer1.toml" "$tmp_dir"
@@ -125,11 +125,11 @@ cmd docker exec "$PEER1_CONTAINER" innernet \
     --admin false \
     --ip "10.66.2.100" \
     --save-config "/app/peer3.toml" \
-    --invite-expires "5s" \
+    --invite-expires "1s" \
     --yes
 
 info "waiting 15 seconds to see if the server clears out the IP address."
-sleep 15
+sleep 11
 
 info "Re-requesting invite after expiration with the same parameters."
 cmd docker exec "$PEER1_CONTAINER" innernet \