feat: add install script

Signed-off-by: kjuulh <contact@kjuulh.io>

install.sh

@@ -1,97 +1,71 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 set -e
 
-# Configuration variables
-GITEA_HOST="https://git.front.kjuulh.io"
-REPO_OWNER="kjuulh"
-REPO_NAME="churn-v2"
+# Configuration
+APP_NAME="churn"
+APP_VERSION="latest"  # or specify a version
+S3_BUCKET="rust-artifacts"
 BINARY_NAME="churn"
-SERVICE_NAME="churn-agent"
-SERVICE_USER="churn"
-RELEASE_TAG="latest"  # or specific version like "v1.0.0"
+SERVICE_NAME="${APP_NAME}.service"
+INSTALL_DIR="/usr/local/bin"
+CONFIG_DIR="/etc/${APP_NAME}"
+
+# Colors for output
+RED='\033[0;31m'
+GREEN='\033[0;32m'
+NC='\033[0m' # No Color
 
 # Check if running as root
 if [ "$EUID" -ne 0 ]; then 
-    echo "Please run as root"
+    echo -e "${RED}Please run as root${NC}"
     exit 1
 fi
 
-# Create service user if it doesn't exist
-if ! id "$SERVICE_USER" &>/dev/null; then
-    useradd -r -s /bin/false "$SERVICE_USER"
-fi
+# Create necessary directories
+echo "Creating directories..."
+mkdir -p "${INSTALL_DIR}"
+mkdir -p "${CONFIG_DIR}"
 
-# Function to get latest release if RELEASE_TAG is "latest"
-get_latest_release() {
-    curl -s "https://$GITEA_HOST/api/v1/repos/$REPO_OWNER/$REPO_NAME/releases/latest" | \
-    grep '"tag_name":' | \
-    sed -E 's/.*"([^"]+)".*/\1/'
-}
+# Download binary from S3
+echo "Downloading binary..."
+curl -L "https://api-minio.front.kjuulh.io/${S3_BUCKET}/releases/${APP_NAME}/${APP_VERSION}/${BINARY_NAME}" -o "${INSTALL_DIR}/${BINARY_NAME}"
 
-# Determine the actual release tag
-if [ "$RELEASE_TAG" = "latest" ]; then
-    RELEASE_TAG=$(get_latest_release)
-fi
-
-echo "Installing $BINARY_NAME version $RELEASE_TAG..."
-
-# Download and install binary
-TMP_DIR=$(mktemp -d)
-cd "$TMP_DIR"
-
-# Download binary from Gitea
-curl -L -o "$BINARY_NAME" \
-    "https://$GITEA_HOST/$REPO_OWNER/$REPO_NAME/releases/download/$RELEASE_TAG/$BINARY_NAME"
-
-# Make binary executable and move to appropriate location
-chmod +x "$BINARY_NAME"
-mv "$BINARY_NAME" "/usr/local/bin/$BINARY_NAME"
+# Make binary executable
+chmod +x "${INSTALL_DIR}/${BINARY_NAME}"
 
 # Create systemd service file
-cat > "/etc/systemd/system/$SERVICE_NAME.service" << EOF
+echo "Creating systemd service..."
+cat > "/etc/systemd/system/${SERVICE_NAME}" << EOF
 [Unit]
-Description=$SERVICE_NAME Service
+Description=${APP_NAME} service
 After=network.target
 
 [Service]
 Type=simple
-User=$SERVICE_USER
-ExecStart=/usr/local/bin/$BINARY_NAME
+User=nobody
+Group=nogroup
+ExecStart=${INSTALL_DIR}/${BINARY_NAME}
 Restart=always
-RestartSec=5
-
-# Security hardening options
-ProtectSystem=strict
-ProtectHome=true
-NoNewPrivileges=true
-ReadWritePaths=/var/log/$SERVICE_NAME
+RestartSec=10
+Environment=RUST_LOG=info
 
 [Install]
 WantedBy=multi-user.target
 EOF
 
-# Create log directory if logging is needed
-mkdir -p "/var/log/$SERVICE_NAME"
-chown "$SERVICE_USER:$SERVICE_USER" "/var/log/$SERVICE_NAME"
-
 # Reload systemd and enable service
+echo "Configuring systemd service..."
 systemctl daemon-reload
-systemctl enable "$SERVICE_NAME"
-systemctl start "$SERVICE_NAME"
+systemctl enable "${SERVICE_NAME}"
+systemctl start "${SERVICE_NAME}"
 
-# Clean up
-cd
-rm -rf "$TMP_DIR"
+# Check service status
+if systemctl is-active --quiet "${SERVICE_NAME}"; then
+    echo -e "${GREEN}Installation successful! ${APP_NAME} is running.${NC}"
+    echo "You can check the status with: systemctl status ${SERVICE_NAME}"
+else
+    echo -e "${RED}Installation completed but service failed to start. Check logs with: journalctl -u ${SERVICE_NAME}${NC}"
+    exit 1
+fi
 
-echo "Installation complete! Service status:"
-systemctl status "$SERVICE_NAME"
-
-# Provide some helpful commands
-echo "
-Useful commands:
-- Check status: systemctl status $SERVICE_NAME
-- View logs: journalctl -u $SERVICE_NAME
-- Restart service: systemctl restart $SERVICE_NAME
-- Stop service: systemctl stop $SERVICE_NAME
-"