ssm-agent

install-ssm-agent

#!/bin/bash
set -euo pipefail

ARCH=$(dpkg --print-architecture)   # returns amd64 or arm64
TMPDIR=$(mktemp -d)
PKG_FILE="$TMPDIR/amazon-ssm-agent.deb"

# Map dpkg arch to SSM path
case "$ARCH" in
  amd64)
    SSM_URL="https://s3.amazonaws.com/ec2-downloads-windows/SSMAgent/latest/debian_amd64/amazon-ssm-agent.deb"
    ;;
  arm64)
    SSM_URL="https://s3.amazonaws.com/ec2-downloads-windows/SSMAgent/latest/debian_arm64/amazon-ssm-agent.deb"
    ;;
  *)
    echo "❌ Unsupported architecture: $ARCH"
    exit 1
    ;;
esac

echo "➡️ Downloading Amazon SSM Agent for $ARCH..."
wget -qO "$PKG_FILE" "$SSM_URL"

echo "➡️ Installing package..."
sudo dpkg -i "$PKG_FILE"

echo "➡️ Enabling and starting service..."
sudo systemctl enable --now amazon-ssm-agent

# Cleanup
trap 'rm -rf "$TMPDIR"' EXIT

echo "✅ Amazon SSM Agent installed successfully."