Simpleupdates Phase 1

-Moved several installation functions to individual scripts that will run as systemd processes for updating/installing; This is phase 1 in creating an automatic update system
-Merged ttyd into simpleadmin as it is now part of simpleadmin as "console"

simpleupdates/scripts/update_tailscale.sh

@@ -0,0 +1,86 @@
+#!/bin/bash
+
+# Define constants
+GITUSER="iamromulan"
+GITTREE="development"
+DIR_NAME="tailscale"
+SERVICE_FILE="/lib/systemd/system/install_tailscale.service"
+SERVICE_NAME="install_tailscale"
+TMP_SCRIPT="/tmp/install_tailscale.sh"
+LOG_FILE="/tmp/install_sshd.log"
+
+# Tmp Script dependent constants 
+TAILSCALE_DIR="/usrdata/tailscale/"
+TAILSCALE_SYSD_DIR="/usrdata/tailscale/systemd"
+
+# Create the systemd service file
+cat <<EOF > "$SERVICE_FILE"
+[Unit]
+Description=Update $DIR_NAME temporary service
+
+[Service]
+Type=oneshot
+ExecStart=/bin/bash $TMP_SCRIPT > $LOG_FILE 2>&1
+
+[Install]
+WantedBy=multi-user.target
+EOF
+
+# Create and populate the temporary shell script for installation
+cat <<EOF > "$TMP_SCRIPT"
+#!/bin/bash
+
+GITUSER="iamromulan"
+GITTREE="development"
+TAILSCALE_DIR="/usrdata/tailscale/"
+TAILSCALE_SYSD_DIR="/usrdata/tailscale/systemd"
+
+install_update_tailscale() {
+    echo "Checking if Tailscale is already installed..."
+    if [ -f "$TAILSCALE_DIR/tailscale" ]; then
+        echo "Tailscale binary found. Updating Tailscale..."
+        ln -sf "$TAILSCALE_DIR/tailscale" "/usrdata/root/bin/tailscale"
+        echo y | $TAILSCALE_DIR/tailscale update
+        echo -e "\e[32mTailscale updated!\e[0m"
+        exit 0
+    else
+        echo "Installing Tailscale..."
+        mkdir -p "$TAILSCALE_DIR" "$TAILSCALE_SYSD_DIR"
+        echo "Downloading binary files..."
+        cd /usrdata
+        wget https://pkgs.tailscale.com/stable/tailscale_1.64.0_arm.tgz
+        tar -xzf tailscale_1.64.0_arm.tgz
+        cd tailscale_1.64.0_arm
+        mv tailscale tailscaled "$TAILSCALE_DIR/"
+        rm -rf /usrdata/tailscale_1.64.0_arm
+        echo "Downloading systemd files..."
+        cd "$TAILSCALE_SYSD_DIR"
+        wget https://raw.githubusercontent.com/$GITUSER/quectel-rgmii-toolkit/main/tailscale/systemd/tailscaled.service
+        wget https://raw.githubusercontent.com/$GITUSER/quectel-rgmii-toolkit/main/tailscale/systemd/tailscaled.defaults
+        sleep 2s
+        echo "Setting Permissions..."
+        chmod +x "$TAILSCALE_DIR/tailscaled" "$TAILSCALE_DIR/tailscale"
+        echo "Copying systemd units..."
+        cp -rf "$TAILSCALE_SYSD_DIR"/* /lib/systemd/system/
+        ln -sf /lib/systemd/system/tailscaled.service /lib/systemd/system/multi-user.target.wants/
+        systemctl daemon-reload
+        echo "Starting Tailscaled..."
+        systemctl start tailscaled
+        cd /
+        remount_ro
+        echo -e "\e[32mTailscale installed successfully.\e[0m"
+		exit 0
+    fi
+}
+
+# Execute the function
+install_update_tailscale
+exit 0
+EOF
+
+# Make the temporary script executable
+chmod +x "$TMP_SCRIPT"
+
+# Reload systemd to recognize the new service and start the update
+systemctl daemon-reload
+systemctl start $SERVICE_NAME