# Hello Solana (Native) Create an empty folder and complete all tasks below - Build - Test locally with LiteSVM - Deploy locally to `solana-test-validator` and test with Rust script - Deploy to Devnet and run the Rust script again # Build Generates `.so` file under `target/deploy` ```shell cargo build-sbf ``` # Test ```shell cargo test -- --nocapture ``` # Test with script Run local validator ```shell solana config set -ul solana-test-validator ``` Check program id ```shell solana address -k ./target/deploy/hello-keypair.json ``` Deploy program ```shell solana program deploy ./target/deploy/hello.so ``` Execute demo script ```shell PROGRAM_ID=your program ID RPC=http://localhost:8899 KEYPAIR=path to key pair cargo run --example demo $KEYPAIR $RPC $PROGRAM_ID ``` # Deploy to Devnet ```shell solana config set -ud solana balance # Airdrop if wallet balance is low solana airdrop 1 cargo build-sbf solana program deploy ./target/deploy/hello.so PROGRAM_ID=your program ID RPC=https://api.devnet.solana.com KEYPAIR=path to key pair cargo run --example demo $KEYPAIR $RPC $PROGRAM_ID ``` Check transaction signature at [Solana explorer](https://explorer.solana.com/?cluster=devnet) Close program to reclaim SOL ```shell solana program close $PROGRAM_ID ```