Add show-vote-account command (#3814)

multinode-demo/common.sh

@@ -148,19 +148,15 @@ setup_vote_account() {
 
   if [[ -f "$vote_id_path".configured ]]; then
     echo "Vote account has already been configured"
-    return 0
+  else
+    airdrop "$node_id_path" "$drone_address" "$stake" || return $?
+
+    # Fund the vote account from the node, with the node as the node_id
+    $solana_wallet --keypair "$node_id_path" --host "$drone_address" \
+      create-vote-account "$vote_id" "$node_id" $((stake - 1)) || return $?
   fi
 
-  # A fullnode requires 43 lamports to function:
+  $solana_wallet --host "$drone_address" show-vote-account "$vote_id"
-  # - one lamport to keep the node identity public key valid. TODO: really??
-  # - 42 more for the vote account we fund
-  airdrop "$node_id_path" "$drone_address" "$stake" || return $?
-
-  # Fund the vote account from the node, with the node as the node_id
-  $solana_wallet --keypair "$node_id_path" --host "$drone_address" \
-    create-vote-account "$vote_id" "$node_id" $((stake - 1)) || return $?
-
-  touch "$vote_id_path".configured
   return 0
 }
 

wallet/src/main.rs

@@ -268,6 +268,19 @@ fn main() -> Result<(), Box<dyn error::Error>> {
                 ),
 
         )
+        .subcommand(
+            SubCommand::with_name("show-vote-account")
+                .about("Show the contents of a vote account")
+                .arg(
+                    Arg::with_name("voting_account_id")
+                        .index(1)
+                        .value_name("PUBKEY")
+                        .takes_value(true)
+                        .required(true)
+                        .validator(is_pubkey)
+                        .help("Vote account pubkey"),
+                )
+        )
         .subcommand(
             SubCommand::with_name("deploy")
                 .about("Deploy a program")

wallet/src/wallet.rs

@@ -38,6 +38,7 @@ pub enum WalletCommand {
     // ConfigureStakingAccount(delegate_id, authorized_voter_id)
     AuthorizeVoter(Pubkey),
     CreateVoteAccount(Pubkey, Pubkey, u32, u64),
+    ShowVoteAccount(Pubkey),
     Deploy(String),
     GetTransactionCount,
     // Pay(lamports, to, timestamp, timestamp_pubkey, witness(es), cancelable)
@@ -184,6 +185,10 @@ pub fn parse_command(
                 lamports,
             ))
         }
+        ("show-vote-account", Some(matches)) => {
+            let voting_account_id = pubkey_of(matches, "voting_account_id").unwrap();
+            Ok(WalletCommand::ShowVoteAccount(voting_account_id))
+        }
         ("deploy", Some(deploy_matches)) => Ok(WalletCommand::Deploy(
             deploy_matches
                 .value_of("program_location")
@@ -368,6 +373,43 @@ fn process_create_staking(
     Ok(signature_str.to_string())
 }
 
+fn process_show_staking(
+    rpc_client: &RpcClient,
+    _config: &WalletConfig,
+    voting_account_id: &Pubkey,
+) -> ProcessResult {
+    use solana_vote_api::vote_state::VoteState;
+    let vote_account_lamports = rpc_client.retry_get_balance(voting_account_id, 5)?;
+    let vote_account_data = rpc_client.get_account_data(voting_account_id)?;
+    let vote_state = VoteState::deserialize(&vote_account_data).unwrap();
+
+    println!("account lamports: {}", vote_account_lamports.unwrap());
+    println!("node id: {}", vote_state.node_id);
+    println!("authorized voter id: {}", vote_state.authorized_voter_id);
+    println!("credits: {}", vote_state.credits());
+    println!(
+        "commission: {}%",
+        f64::from(vote_state.commission) / f64::from(std::u32::MAX)
+    );
+    println!(
+        "root slot: {}",
+        match vote_state.root_slot {
+            Some(slot) => slot.to_string(),
+            None => "~".to_string(),
+        }
+    );
+    if !vote_state.votes.is_empty() {
+        println!("votes:");
+        for vote in vote_state.votes {
+            println!(
+                "- slot={}, confirmation count={}",
+                vote.slot, vote.confirmation_count
+            );
+        }
+    }
+    Ok("".to_string())
+}
+
 fn process_deploy(
     rpc_client: &RpcClient,
     config: &WalletConfig,
@@ -635,6 +677,10 @@ pub fn process_command(config: &WalletConfig) -> ProcessResult {
             )
         }
 
+        WalletCommand::ShowVoteAccount(voting_account_id) => {
+            process_show_staking(&rpc_client, config, &voting_account_id)
+        }
+
         // Deploy a custom program to the chain
         WalletCommand::Deploy(ref program_location) => {
             process_deploy(&rpc_client, config, program_location)