Add CI Github Action (#36)

* Generate link with Github action on commit

---------

Co-authored-by: Justin <jrussel1055@gmail.com>

.github/workflows/ci.yaml

@@ -0,0 +1,27 @@
+name: CI
+
+on:
+  push:
+    branches:
+      - '**' # This will run the workflow on every push to any branch
+
+jobs:
+  build_and_test:
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout code
+      uses: actions/checkout@v4
+
+    - name: Build images
+      run: make docker
+
+    - name: Launch gateway and create link on gateway
+      run: make link-ci GATEWAY=gateway-sshd FQDN=app.example.com EXPOSE=app:3000
+
+    #- name: Ensure link works by making request to app.example.com
+    #  run: curl --resolve app.example.com:443:127.0.0.1 http://app.example.com:443
+
+
+    - name: Cleanup
+      run: docker compose -f ./ci/docker-compose.yaml down

.gitignore

@@ -0,0 +1 @@
+gateway-sim-key*

Makefile

@@ -1,4 +1,4 @@
-.PHONY: docker link setup gateway
+.PHONY: docker link setup gateway ci
 
 docker:
 	docker build -t fractalnetworks/selfhosted-gateway:latest ./src/gateway/
@@ -16,4 +16,7 @@ link:
 	docker run -e SSH_AGENT_PID=$$SSH_AGENT_PID -e SSH_AUTH_SOCK=$$SSH_AUTH_SOCK -v $$SSH_AUTH_SOCK:$$SSH_AUTH_SOCK --rm -it fractalnetworks/gateway-cli:latest $(GATEWAY) $(FQDN) $(EXPOSE)
 
 link-macos:
-	docker run -v /run/host-services/ssh-auth.sock:/run/host-services/ssh-auth.sock -e SSH_AUTH_SOCK="/run/host-services/ssh-auth.sock" --rm -it fractalnetworks/gateway-cli:latest $(GATEWAY) $(FQDN) $(EXPOSE}
+	docker run -v /run/host-services/ssh-auth.sock:/run/host-services/ssh-auth.sock -e SSH_AUTH_SOCK="/run/host-services/ssh-auth.sock" --rm -it fractalnetworks/gateway-cli:latest $(GATEWAY) $(FQDN) $(EXPOSE)
+
+link-ci:
+	./ci/create-link-ci.sh $(GATEWAY) $(FQDN) $(EXPOSE)

ci/Dockerfile

@@ -0,0 +1,8 @@
+FROM alpine:latest
+RUN apk add openssh-server bash docker-cli curl
+RUN ssh-keygen -A
+
+COPY gateway-sim-key.pub /root/.ssh/authorized_keys
+
+ENTRYPOINT [ "/usr/sbin/sshd", "-D", "-e" ]
+

ci/create-link-ci.sh

@@ -0,0 +1,11 @@
+#!/bin/bash
+set -e
+
+cd ci/
+ssh-keygen -t ed25519 -f ./gateway-sim-key -N ""
+# create docker network if not exists
+docker network create gateway || true
+docker compose up -d --build
+eval $(ssh-agent -s)
+ssh-add ./gateway-sim-key
+docker run --network gateway -e SSH_AGENT_PID=$SSH_AGENT_PID -e SSH_AUTH_SOCK=$SSH_AUTH_SOCK -v $SSH_AUTH_SOCK:$SSH_AUTH_SOCK --rm fractalnetworks/gateway-cli:latest $1 $2 $3

ci/docker-compose.yaml

@@ -0,0 +1,21 @@
+version: '3.9'
+services:
+    gateway-sshd:
+        build: .
+        volumes:
+            - /var/run/docker.sock:/var/run/docker.sock
+        networks:
+            - gateway
+    gateway:
+        image: fractalnetworks/selfhosted-gateway:latest
+        environment:
+            NGINX_ENVSUBST_OUTPUT_DIR: /etc/nginx
+        networks:
+            - gateway
+
+
+networks:
+    gateway:
+        external: true
+
+

src/create-link/entrypoint.sh

@@ -4,6 +4,15 @@
 set -e
 
 SSH_HOST=$1
+SSH_PORT=22
+# split port from SSH_HOST if SSH_HOST contains :
+if [[ $SSH_HOST == *":"* ]]; then
+  IFS=':' read -ra ADDR <<< "$SSH_HOST"
+  SSH_HOST=${ADDR[0]}
+  SSH_PORT=${ADDR[1]}
+fi
+echo $SSH_HOST
+echo $SSH_PORT
 export LINK_DOMAIN=$2
 export EXPOSE=$3
 export WG_PRIVKEY=$(wg genkey)
@@ -16,7 +25,7 @@ export CONTAINER_NAME=$(echo $LINK_DOMAIN|python3 -c 'fqdn=input();print("-".joi
 
 
 LINK_CLIENT_WG_PUBKEY=$(echo $WG_PRIVKEY|wg pubkey)
-LINK_ENV=$(ssh $SSH_HOST "bash -s" -- < ./remote.sh $CONTAINER_NAME $LINK_CLIENT_WG_PUBKEY)
+LINK_ENV=$(ssh -o StrictHostKeyChecking=accept-new $SSH_HOST -p $SSH_PORT "bash -s" -- < ./remote.sh $CONTAINER_NAME $LINK_CLIENT_WG_PUBKEY)
 
 # convert to array
 RESULT=($LINK_ENV)