Implement deployment with Fly.io and Docker

.dockerignore

@@ -0,0 +1 @@
+.gitignore

.github/workflows/ci.yml

@@ -49,3 +49,17 @@ jobs:
       - run: npm run check
 
       - run: npm run build
+
+  deploy:
+    name: Deploy
+    runs-on: ubuntu-latest
+    if: github.event_name == 'push' && github.ref == 'refs/heads/main'
+    needs: [rustfmt, rust, web]
+    steps:
+      - uses: actions/checkout@v2
+
+      - uses: superfly/flyctl-actions@master
+        env:
+          FLY_API_TOKEN: ${{ secrets.FLY_API_TOKEN }}
+        with:
+          args: "deploy --remote-only"

Dockerfile

@@ -0,0 +1,18 @@
+FROM rust:alpine as backend
+WORKDIR /home/rust/src
+RUN apk --no-cache add musl-dev openssl-dev protoc
+RUN rustup component add rustfmt
+COPY . .
+RUN cargo build --release
+
+FROM node:lts-alpine as frontend
+WORKDIR /usr/src/app
+COPY . .
+RUN npm ci
+RUN npm run build
+
+FROM alpine:latest
+WORKDIR /root
+COPY --from=frontend /usr/src/app/build build
+COPY --from=backend /home/rust/src/target/release/sshx-server .
+CMD ["./sshx-server", "--host"]

fly.toml

@@ -0,0 +1,27 @@
+app = "sshx"
+
+kill_signal = "SIGINT"
+kill_timeout = 5
+processes = []
+
+[experimental]
+  allowed_public_ports = []
+  auto_rollback = true
+
+[[services]]
+  internal_port = 8051
+  processes = ["app"]
+  protocol = "tcp"
+
+  [[services.ports]]
+    handlers = ["tls"]
+    port = 443
+
+  [services.ports.tls_options]
+    alpn = ["h2"]
+
+  [[services.tcp_checks]]
+    grace_period = "1s"
+    interval = "15s"
+    restart_limit = 0
+    timeout = "2s"