From a8c796b049b285b6272f4e8626e685aa98693c88 Mon Sep 17 00:00:00 2001
From: Yohan Boujon <yo.boujon@gmail.com>
Date: Sat, 21 Dec 2024 18:56:43 +0100
Subject: [PATCH] service.sh: moved and renamed the script to run any service.
 Now run any services dynamically, does not output spring and checks for every
 connexion.

---
 .gitignore                         |  3 +-
 README.md                          |  4 +-
 helpapp-backend/manage-services.sh | 31 ------------
 service.sh                         | 80 ++++++++++++++++++++++++++++++
 4 files changed, 84 insertions(+), 34 deletions(-)
 delete mode 100755 helpapp-backend/manage-services.sh
 create mode 100755 service.sh

diff --git a/.gitignore b/.gitignore
index 8180423..c8eee9a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 target/
-**/.env
\ No newline at end of file
+**/.env
+*.tmp
\ No newline at end of file
diff --git a/README.md b/README.md
index 6650793..1e89de3 100644
--- a/README.md
+++ b/README.md
@@ -3,8 +3,8 @@ Course Exercice : Application to help others
 
 ```bash
 ./init.sh
-mvn compile
-mvn spring-boot:run
+./service.sh compile
+./service.sh start
 ```
 
 ## Roadmap
diff --git a/helpapp-backend/manage-services.sh b/helpapp-backend/manage-services.sh
deleted file mode 100755
index 0d0f4e6..0000000
--- a/helpapp-backend/manage-services.sh
+++ /dev/null
@@ -1,31 +0,0 @@
-#!/bin/bash
-
-# List of services
-services=("user-service" "request-service" "volunteer-service" "feedback-service" "administration-service")
-
-# Function to start services
-start_services() {
-  for service in "${services[@]}"; do
-    echo "Starting $service..."
-    mvn spring-boot:run -pl $service &
-  done
-}
-
-# Function to stop services
-stop_services() {
-  echo "Stopping all services..."
-  pkill -f 'mvn spring-boot:run'
-  for port in {8080..8085}; do
-    echo "Killing process on port $port..."
-    fuser -k $port/tcp
-  done
-}
-
-# Check command line arguments
-if [ "$1" == "start" ]; then
-  start_services
-elif [ "$1" == "stop" ]; then
-  stop_services
-else
-  echo "Usage: $0 {start|stop}"
-fi
\ No newline at end of file
diff --git a/service.sh b/service.sh
new file mode 100755
index 0000000..353e27a
--- /dev/null
+++ b/service.sh
@@ -0,0 +1,80 @@
+#!/bin/bash
+
+source ./db/db.sh
+
+SCRIPT_PATH=$(realpath "$0")
+SCRIPT_DIR=$(dirname "${SCRIPT_PATH}")
+services=()
+ports=()
+
+list_services() {
+  base_port=8081
+  cd "$SCRIPT_DIR/helpapp-backend"
+  for dir in *-service; do
+    if [[ -d "$dir" ]]; then
+      services+=("$dir")
+      ports+=("$base_port")
+      ((base_port++))
+    fi
+  done
+  if [[ ${#services[@]} -eq 0 ]]; then
+      echo -e $RED"Error: Found no microservices:\nAre you in the right directory ?"$RESET
+      exit 1
+  fi
+}
+
+check_services() {
+  while true; do
+    all_ports_ready=true
+    for port in "${ports[@]}"; do
+      if ! nc -z localhost "$port"; then
+        all_ports_ready=false
+        break
+      fi
+    done
+
+    if $all_ports_ready; then
+      break
+    fi
+
+    sleep 1
+  done
+}
+
+# Function to start services
+start_services() {
+  echo "" > ../process.tmp
+  cd "$SCRIPT_DIR/helpapp-backend" || exit 1
+  for service in "${services[@]}"; do
+    echo "> Starting $service..."
+    mvn spring-boot:run -pl "$service" > /dev/null 2>&1 &
+    echo -e "$!" >> ../process.tmp
+  done
+  echo "> Waiting for the services to establish connection..."
+  check_services
+  echo -e $GREEN"All services are now running!"$RESET
+}
+
+# Function to stop services
+stop_services() {
+  echo "> Stopping all services..."
+  pkill -f 'mvn spring-boot:run'
+  for port in "${ports[@]}"; do
+    echo -e "\t> Killing process on port $port..."
+    fuser -k $port/tcp
+  done
+}
+
+# Check command line arguments
+if [ "$1" == "start" ]; then
+  list_services
+  start_services
+elif [ "$1" == "stop" ]; then
+  list_services
+  stop_services
+elif [ "$1" == "compile" ]; then
+  cd "$SCRIPT_DIR/helpapp-backend" || exit 1
+  mvn clean install
+else
+  echo -e $RED"Usage: $0 {compile|start|stop}"$RESET
+fi
\ No newline at end of file