Add stop node command to solana-gossip (#3928)
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@ -2483,6 +2483,7 @@ dependencies = [
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"clap 2.33.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"env_logger 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)",
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"solana 0.14.0",
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"solana-client 0.14.0",
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"solana-netutil 0.14.0",
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"solana-sdk 0.14.0",
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]
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@ -41,7 +41,7 @@ Inspect the blockexplorer at [http://beta.testnet.solana.com/](http://beta.testn
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Run the following command to join the gossip network and view all the other nodes in the cluster:
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```bash
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$ solana-gossip --network beta.testnet.solana.com:8001
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$ solana-gossip --network beta.testnet.solana.com:8001 spy
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```
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View the [metrics dashboard](
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@ -306,8 +306,7 @@ while [[ $iteration -le $iterations ]]; do
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set -x
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client_id=/tmp/client-id.json-$$
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$solana_keygen -o $client_id || exit $?
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$solana_gossip \
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--num-nodes-exactly $numNodes || exit $?
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$solana_gossip spy --num-nodes-exactly $numNodes || exit $?
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rm -rf $client_id
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) || flag_error
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@ -12,6 +12,7 @@ homepage = "https://solana.com/"
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clap = "2.33.0"
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env_logger = "0.6.1"
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solana = { path = "../core", version = "0.14.0" }
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solana-client = { path = "../client", version = "0.14.0" }
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solana-netutil = { path = "../netutil", version = "0.14.0" }
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solana-sdk = { path = "../sdk", version = "0.14.0" }
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@ -1,7 +1,9 @@
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//! A command-line executable for monitoring a cluster's gossip plane.
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use clap::{crate_description, crate_name, crate_version, App, Arg};
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use clap::{crate_description, crate_name, crate_version, App, AppSettings, Arg, SubCommand};
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use solana::contact_info::ContactInfo;
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use solana::gossip_service::discover;
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use solana_client::rpc_client::RpcClient;
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use solana_sdk::pubkey::Pubkey;
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use std::error;
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use std::net::SocketAddr;
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@ -22,6 +24,7 @@ fn main() -> Result<(), Box<dyn error::Error>> {
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let matches = App::new(crate_name!())
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.about(crate_description!())
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.version(crate_version!())
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.setting(AppSettings::SubcommandRequiredElseHelp)
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.arg(
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Arg::with_name("network")
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.short("n")
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@ -31,38 +34,58 @@ fn main() -> Result<(), Box<dyn error::Error>> {
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.default_value(&network_string)
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.help("Rendezvous with the cluster at this gossip entry point"),
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)
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.arg(
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Arg::with_name("num_nodes")
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.short("N")
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.long("num-nodes")
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.value_name("NUM")
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.takes_value(true)
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.conflicts_with("num_nodes_exactly")
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.help("Wait for at least NUM nodes to converge"),
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.subcommand(
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SubCommand::with_name("spy")
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.about("Monitor the gossip network")
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.setting(AppSettings::DisableVersion)
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.arg(
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Arg::with_name("num_nodes")
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.short("N")
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.long("num-nodes")
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.value_name("NUM")
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.takes_value(true)
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.conflicts_with("num_nodes_exactly")
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.help("Wait for at least NUM nodes to converge"),
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)
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.arg(
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Arg::with_name("num_nodes_exactly")
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.short("E")
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.long("num-nodes-exactly")
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.value_name("NUM")
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.takes_value(true)
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.help("Wait for exactly NUM nodes to converge"),
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)
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.arg(
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Arg::with_name("node_pubkey")
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.short("p")
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.long("pubkey")
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.value_name("PUBKEY")
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.takes_value(true)
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.validator(pubkey_validator)
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.help("Public key of a specific node to wait for"),
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)
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.arg(
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Arg::with_name("timeout")
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.long("timeout")
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.value_name("SECS")
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.takes_value(true)
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.help(
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"Maximum time to wait for cluster to converge [default: wait forever]",
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),
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),
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)
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.arg(
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Arg::with_name("num_nodes_exactly")
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.short("E")
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.long("num-nodes-exactly")
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.value_name("NUM")
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.takes_value(true)
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.help("Wait for exactly NUM nodes to converge"),
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)
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.arg(
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Arg::with_name("node_pubkey")
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.short("p")
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.long("pubkey")
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.value_name("PUBKEY")
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.takes_value(true)
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.validator(pubkey_validator)
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.help("Public key of a specific node to wait for"),
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)
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.arg(
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Arg::with_name("timeout")
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.long("timeout")
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.value_name("SECS")
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.takes_value(true)
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.help("Maximum time to wait for cluster to converge [default: wait forever]"),
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.subcommand(
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SubCommand::with_name("stop")
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.about("Send stop request to a node")
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.setting(AppSettings::DisableVersion)
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.arg(
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Arg::with_name("node_pubkey")
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.index(1)
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.required(true)
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.value_name("PUBKEY")
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.validator(pubkey_validator)
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.help("Public key of a specific node to stop"),
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),
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)
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.get_matches();
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@ -72,48 +95,74 @@ fn main() -> Result<(), Box<dyn error::Error>> {
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exit(1)
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});
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}
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match matches.subcommand() {
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("spy", Some(matches)) => {
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let num_nodes_exactly = matches
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.value_of("num_nodes_exactly")
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.map(|num| num.to_string().parse().unwrap());
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let num_nodes = matches
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.value_of("num_nodes")
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.map(|num| num.to_string().parse().unwrap())
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.or(num_nodes_exactly);
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let timeout = matches
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.value_of("timeout")
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.map(|secs| secs.to_string().parse().unwrap());
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let pubkey = matches
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.value_of("node_pubkey")
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.map(|pubkey_str| pubkey_str.parse::<Pubkey>().unwrap());
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let num_nodes_exactly = matches
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.value_of("num_nodes_exactly")
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.map(|num| num.to_string().parse().unwrap());
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let num_nodes = matches
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.value_of("num_nodes")
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.map(|num| num.to_string().parse().unwrap())
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.or(num_nodes_exactly);
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let timeout = matches
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.value_of("timeout")
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.map(|secs| secs.to_string().parse().unwrap());
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let pubkey = matches
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.value_of("node_pubkey")
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.map(|pubkey_str| pubkey_str.parse::<Pubkey>().unwrap());
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let nodes = discover(&network_addr, num_nodes, timeout, pubkey)?;
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let nodes = discover(&network_addr, num_nodes, timeout, pubkey)?;
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if timeout.is_some() {
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if let Some(num) = num_nodes {
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if nodes.len() < num {
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let add = if num_nodes_exactly.is_some() {
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""
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} else {
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" or more"
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};
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if timeout.is_some() {
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if let Some(num) = num_nodes {
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if nodes.len() < num {
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let add = if num_nodes_exactly.is_some() {
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""
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} else {
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" or more"
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};
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eprintln!(
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"Error: Insufficient nodes discovered. Expecting {}{}",
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num, add,
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);
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}
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}
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if let Some(node) = pubkey {
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if nodes.iter().find(|x| x.id == node).is_none() {
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eprintln!("Error: Could not find node {:?}", node);
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}
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}
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}
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if num_nodes_exactly.is_some() && nodes.len() > num_nodes_exactly.unwrap() {
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eprintln!(
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"Error: Insufficient nodes discovered. Expecting {}{}",
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num, add,
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"Error: Extra nodes discovered. Expecting exactly {}",
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num_nodes_exactly.unwrap()
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);
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}
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}
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if let Some(node) = pubkey {
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if nodes.iter().find(|x| x.id == node).is_none() {
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eprintln!("Error: Could not find node {:?}", node);
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("stop", Some(matches)) => {
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let pubkey = matches
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.value_of("node_pubkey")
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.unwrap()
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.parse::<Pubkey>()
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.unwrap();
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let nodes = discover(&network_addr, None, None, Some(pubkey))?;
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let node = nodes.iter().find(|x| x.id == pubkey).unwrap();
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if !ContactInfo::is_valid_address(&node.rpc) {
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eprintln!("Error: RPC service is not enabled on node {:?}", pubkey);
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}
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println!("\nSending stop request to node {:?}", pubkey);
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let result = RpcClient::new_socket(node.rpc).fullnode_exit()?;
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if result {
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println!("Stop signal accepted");
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} else {
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eprintln!("Error: Stop signal ignored");
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}
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}
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_ => unreachable!(),
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}
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if num_nodes_exactly.is_some() && nodes.len() > num_nodes_exactly.unwrap() {
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eprintln!(
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"Error: Extra nodes discovered. Expecting exactly {}",
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num_nodes_exactly.unwrap()
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);
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}
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Ok(())
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}
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@ -81,12 +81,13 @@ local|tar)
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fi
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./multinode-demo/drone.sh > drone.log 2>&1 &
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maybePublicAddress=
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args=()
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if $publicNetwork; then
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maybePublicAddress="--public-address"
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args+=(--public-address)
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fi
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args+=(--enable-rpc-exit)
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./multinode-demo/bootstrap-leader.sh $maybePublicAddress > bootstrap-leader.log 2>&1 &
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./multinode-demo/bootstrap-leader.sh "${args[@]}" > bootstrap-leader.log 2>&1 &
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ln -sTf bootstrap-leader.log fullnode.log
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;;
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fullnode|blockstreamer)
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@ -116,6 +117,7 @@ local|tar)
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fi
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args+=(
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--enable-rpc-exit
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--gossip-port 8001
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--rpc-port 8899
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)
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@ -147,7 +149,9 @@ local|tar)
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# Confirm the blockexplorer is now globally accessible
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curl --head "$(curl ifconfig.io)"
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fi
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./multinode-demo/fullnode.sh "${args[@]}" "$entrypointIp":~/solana "$entrypointIp:8001" > fullnode.log 2>&1 &
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args+=("$entrypointIp":~/solana "$entrypointIp:8001")
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./multinode-demo/fullnode.sh "${args[@]}" > fullnode.log 2>&1 &
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;;
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*)
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echo "Error: unknown node type: $nodeType"
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@ -89,9 +89,8 @@ echo "+++ $entrypointIp: node count ($numNodes expected)"
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nodeArg="num-nodes-exactly"
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fi
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timeout 2m $solana_gossip \
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--network "$entrypointIp:8001" \
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--$nodeArg "$numNodes" \
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timeout 2m $solana_gossip --network "$entrypointIp:8001" \
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spy --$nodeArg "$numNodes" \
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)
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echo "--- RPC API: getTransactionCount"
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