sal/examples/hero_vault/key_persistence_example.rhai

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// Example Rhai script demonstrating key space persistence for Hero Vault
// This script shows how to create, save, and load key spaces
// Step 1: Create a key space
let space_name = "persistent_space";
let password = "secure_password123";
print("Creating key space: " + space_name);
if create_key_space(space_name, password) {
print("✓ Key space created successfully");
// Step 2: Create keypairs in this space
print("\nCreating keypairs...");
if create_keypair("persistent_key1", password) {
print("✓ Created first keypair");
}
if create_keypair("persistent_key2", password) {
print("✓ Created second keypair");
}
// List all keypairs
let keypairs = list_keypairs();
print("Available keypairs: " + keypairs);
// Step 3: Clear the session (simulate closing and reopening the CLI)
print("\nClearing session (simulating restart)...");
// Note: In a real script, you would exit here and run a new script
// For demonstration purposes, we'll continue in the same script
// Step 4: Load the key space from disk
print("\nLoading key space from disk...");
if load_key_space(space_name, password) {
print("✓ Key space loaded successfully");
// Verify the keypairs are still available
let loaded_keypairs = list_keypairs();
print("Keypairs after loading: " + loaded_keypairs);
// Step 5: Use a keypair from the loaded space
print("\nSelecting and using a keypair...");
if select_keypair("persistent_key1") {
print("✓ Selected keypair");
let message = "This message was signed using a keypair from a loaded key space";
let signature = sign(message);
print("Message: " + message);
print("Signature: " + signature);
// Verify the signature
let is_valid = verify(message, signature);
if is_valid {
print("Signature verification: ✓ Valid");
} else {
print("Signature verification: ✗ Invalid");
}
}
} else {
print("✗ Failed to load key space");
}
} else {
print("✗ Failed to create key space");
}
print("\nScript execution completed!");