78 lines
2.5 KiB
Rust
78 lines
2.5 KiB
Rust
//! Age backend encryption example.
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//!
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//! Demonstrates basic encryption/decryption using the Age backend.
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//!
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//! # Usage
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//!
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//! ```bash
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//! # Ensure Age key exists
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//! age-keygen -o ~/.age/key.txt
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//!
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//! # Run example
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//! cargo run --example age_backend --features age
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//! ```
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use encrypt::{decrypt, encrypt, BackendSpec};
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fn main() -> Result<(), Box<dyn std::error::Error>> {
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println!("=== Age Backend Encryption Example ===\n");
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// Create Age backend spec with default key paths (~/.age/key.txt)
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let spec = BackendSpec::age_default();
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println!("Backend: {}", spec.backend_name());
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println!("Using default key paths: ~/.age/key.txt\n");
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// Plaintext secret
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let secret = "my-super-secret-password-123!@#";
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println!("Original secret: {}", secret);
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// Encrypt
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match encrypt(secret, &spec) {
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Ok(ciphertext) => {
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println!("✓ Encrypted successfully");
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println!(
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"Ciphertext (first 80 chars): {}...",
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&ciphertext[..80.min(ciphertext.len())]
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);
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// Decrypt
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match decrypt(&ciphertext, &spec) {
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Ok(plaintext) => {
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println!("✓ Decrypted successfully");
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println!("Decrypted secret: {}", plaintext);
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// Verify roundtrip
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if plaintext == secret {
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println!("\n✓ Roundtrip successful - plaintext matches!");
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} else {
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println!("\n✗ Roundtrip failed - plaintext mismatch!");
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return Err("Roundtrip verification failed".into());
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}
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}
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Err(e) => {
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println!("✗ Decryption failed: {}", e);
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return Err(e.into());
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}
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}
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}
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Err(e) => {
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println!("✗ Encryption failed: {}", e);
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println!("\nMake sure Age key exists:");
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println!(" age-keygen -o ~/.age/key.txt");
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return Err(e.into());
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}
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}
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// Example 2: Custom key path
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println!("\n=== Custom Key Path Example ===\n");
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let custom_key_path = "/tmp/age-test-key.txt";
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let spec_custom = BackendSpec::age(custom_key_path);
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println!("Backend: {}", spec_custom.backend_name());
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println!("Using custom key path: {}\n", custom_key_path);
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println!("Note: Custom key path does not exist, so encryption would fail");
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println!("To test, generate a key: age-keygen -o {}", custom_key_path);
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Ok(())
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}
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