added network page

Cargo.lock

@@ -386,6 +386,17 @@ version = "0.8.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "773648b94d0e5d620f64f280777445740e61fe701025087ec8b57f45c791888b"
 
+[[package]]
+name = "country-emoji"
+version = "0.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "88f41dcf7008e5669247a47e0e704390241718e347fecfd2e6865ede17a3e798"
+dependencies = [
+ "once_cell",
+ "regex",
+ "unidecode",
+]
+
 [[package]]
 name = "cpufeatures"
 version = "0.2.14"
@@ -837,11 +848,12 @@ dependencies = [
 
 [[package]]
 name = "grin-explorer"
-version = "0.1.8"
+version = "0.1.9"
 dependencies = [
  "anyhow",
  "chrono",
  "config",
+ "country-emoji",
  "either",
  "env_logger",
  "fs_extra",
@@ -2719,6 +2731,12 @@ version = "0.2.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "229730647fbc343e3a80e463c1db7f78f3855d3f3739bee0dda773c9a037c90a"
 
+[[package]]
+name = "unidecode"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "402bb19d8e03f1d1a7450e2bd613980869438e0666331be3e073089124aa1adc"
+
 [[package]]
 name = "url"
 version = "2.5.2"

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "grin-explorer"
-version = "0.1.8"
+version = "0.1.9"
 edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
@@ -9,6 +9,7 @@ edition = "2021"
 anyhow         = "1.0.86"
 chrono         = "0.4.37"
 config         = "0.14.0"
+country-emoji  = "0.3.3"
 either         = "1.11.0"
 env_logger     = "0.11.3"
 fs_extra       = "1.3.0"

src/data.rs

@@ -192,7 +192,8 @@ pub struct ExplorerConfig {
     pub foreign_api_secret:      String,
     pub coingecko_api:           String,
     pub public_api:              String,
-    pub external_nodes:          Vec<String>,
+    pub stats_source:            Vec<String>,
+    pub public_nodes:            Vec<String>,
     pub database:                String,
 }
 
@@ -210,7 +211,8 @@ impl ExplorerConfig {
             foreign_api_secret:      String::new(),
             coingecko_api:           String::new(),
             public_api:              String::new(),
-            external_nodes:          Vec::new(),
+            stats_source:            Vec::new(),
+            public_nodes:            Vec::new(),
             database:                String::new(),
         }
     }
@@ -275,3 +277,65 @@ impl Statistics {
     }
 }
 
+// Public node data
+#[derive(Debug, Clone, Serialize, Deserialize)]
+pub struct PublicNode {
+    pub name:    String,
+    pub version: String,
+    pub height:  String,
+    pub hash:    String,
+}
+
+impl PublicNode {
+    pub fn new() -> PublicNode {
+        PublicNode {
+            name:    String::new(),
+            version: String::new(),
+            height:  String::new(),
+            hash:    String::new(),
+        }
+    }
+}
+
+
+// Connected node data
+#[derive(PartialEq, Eq, Debug, Clone, Serialize, Deserialize)]
+pub struct ConnectedNode {
+    pub address:    String,
+    pub user_agent: String,
+    pub location:   String,
+    pub flag:       String,
+    pub isp:        String,
+}
+
+impl ConnectedNode {
+    pub fn new() -> ConnectedNode {
+        ConnectedNode {
+            address:    String::new(),
+            user_agent: String::new(),
+            location:   String::new(),
+            flag:       String::new(),
+            isp:        String::new(),
+        }
+    }
+}
+
+
+// Network data
+#[derive(Debug, Serialize)]
+pub struct NetStats {
+    pub pub_nodes:   Vec<PublicNode>,
+    pub reach_nodes: Vec<ConnectedNode>,
+    pub conn_nodes:  Vec<ConnectedNode>,
+}
+
+impl NetStats {
+    pub fn new() -> NetStats {
+        NetStats {
+            pub_nodes:   Vec::new(),
+            reach_nodes: Vec::new(),
+            conn_nodes:  Vec::new(),
+        }
+    }
+}
+

src/exconfig.rs

@@ -43,10 +43,19 @@ lazy_static! {
             Err(_e) => {},
         }
        
-        match toml.get_array("external_nodes") {
+        match toml.get_array("stats_source") {
             Ok(nodes)   => {
                                for endpoint in nodes.clone() {
-                                   cfg.external_nodes.push(endpoint.into_string().unwrap());
+                                   cfg.stats_source.push(endpoint.into_string().unwrap());
+                               }
+                           },
+            Err(_e) => {},
+        }
+       
+        match toml.get_array("public_nodes") {
+            Ok(nodes)   => {
+                               for endpoint in nodes.clone() {
+                                   cfg.public_nodes.push(endpoint.into_string().unwrap());
                                }
                            },
             Err(_e) => {},

src/main.rs

@@ -12,7 +12,7 @@ use std::time::Duration;
 use serde_json::Value;
 use tera_thousands::separate_with_commas;
 
-use crate::data::{Block, Dashboard, Kernel, Output, Statistics, Transactions, OUTPUT_SIZE, KERNEL_SIZE};
+use crate::data::{Block, Dashboard, Kernel, NetStats, Output, Statistics, Transactions, OUTPUT_SIZE, KERNEL_SIZE};
 use crate::exconfig::CONFIG;
 
 mod data;
@@ -387,6 +387,7 @@ fn donate() -> Template {
     })
 }
 
+
 // Rendering API Overview page.
 #[get("/api_overview")]
 fn api_overview() -> Template {
@@ -398,6 +399,21 @@ fn api_overview() -> Template {
 }
 
 
+// Rendering Network page.
+#[get("/network")]
+fn network(netstats: &State<Arc<Mutex<NetStats>>>) -> Template {
+    let data = netstats.lock().unwrap();
+
+    Template::render("network", context! {
+        route:  "network",
+        pub_nodes: &data.pub_nodes,
+        reach_nodes: &data.reach_nodes,
+        reach_len: &data.reach_nodes.len(),
+        cg_api: CONFIG.coingecko_api.clone(),
+    })
+}
+
+
 // Owner API.
 // Whitelisted methods: get_connected_peers, get_peers, get_status.
 #[post("/v2/owner", data="<data>")]
@@ -887,6 +903,8 @@ async fn main() {
     let txns_clone     = txns.clone();
     let stats          = Arc::new(Mutex::new(Statistics::new()));
     let stats_clone    = stats.clone();
+    let netstats       = Arc::new(Mutex::new(NetStats::new()));
+    let netstats_clone = netstats.clone();
 
     let mut ready_data  = false;
     let mut ready_stats = false;
@@ -925,7 +943,8 @@ async fn main() {
     tokio::spawn(async move {
         loop {
             let result = worker::data(dash_clone.clone(), blocks_clone.clone(),
-                                      txns_clone.clone(), stats_clone.clone()).await;
+                                      txns_clone.clone(), stats_clone.clone(),
+                                      netstats_clone.clone()).await;
             
             match result {
                 Ok(_v)  => {
@@ -945,7 +964,7 @@ async fn main() {
             if date != date_now {
                 date = date_now;
                 let result = worker::stats(dash_clone.clone(), txns_clone.clone(),
-                                           stats_clone.clone()).await;
+                                           stats_clone.clone(), netstats_clone.clone()).await;
             
                 match result {
                     Ok(_v)  => {
@@ -976,6 +995,7 @@ async fn main() {
             .manage(blocks)
             .manage(txns)
             .manage(stats)
+            .manage(netstats)
             .mount("/", routes![index, peers_inbound, peers_outbound, sync_status, market_supply,
                                 inflation_rate, volume_usd, volume_btc, price_usd, price_btc,
                                 mcap_usd, mcap_btc,latest_height, disk_usage, network_hashrate,
@@ -986,7 +1006,7 @@ async fn main() {
                                 soft_supply, production_cost, reward_ratio, breakeven_cost,
                                 last_block_age, block_list_by_height, block_list_index, search, kernel,
                                 output, api_owner, api_foreign, stats, unspent_outputs, kernels,
-                                emission, api_overview, donate, supply_raw])
+                                emission, api_overview, donate, supply_raw, network])
             .mount("/static", FileServer::from("static"))
             .attach(Template::custom(|engines| {engines.tera.register_filter("separate_with_commas", separate_with_commas)}))
             .launch()

src/requests.rs

@@ -1,15 +1,17 @@
 use chrono::{Utc, DateTime};
+use country_emoji::code_to_flag;
 use fs_extra::dir::get_size;
 use humantime::format_duration;
 use num_format::{Locale, ToFormattedString};
 use reqwest::Error;
 use serde_json::Value;
+use std::net::{TcpStream, SocketAddr};
 use std::sync::{Arc, Mutex};
 use std::sync::atomic::{AtomicU32, Ordering};
 use std::time::Duration;
 use std::collections::HashMap;
 
-use crate::data::{Block, Dashboard, Kernel, Output, Statistics, Transactions};
+use crate::data::{Block, ConnectedNode, Dashboard, Kernel, NetStats, Output, PublicNode, Statistics, Transactions};
 use crate::data::{KERNEL_WEIGHT, INPUT_WEIGHT, OUTPUT_WEIGHT, KERNEL_SIZE, INPUT_SIZE, OUTPUT_SIZE};
 use crate::exconfig::CONFIG;
 
@@ -128,16 +130,20 @@ pub async fn get_mempool(dashboard: Arc<Mutex<Dashboard>>) -> Result<(), anyhow:
 
 
 // Collecting: inbound, outbound, user_agent.
-pub async fn get_connected_peers(dashboard: Arc<Mutex<Dashboard>>, statistics: Arc<Mutex<Statistics>>) -> Result<(), anyhow::Error> {
+pub async fn get_connected_peers(dashboard: Arc<Mutex<Dashboard>>, statistics: Arc<Mutex<Statistics>>,
+                                 netstats: Arc<Mutex<NetStats>>) -> Result<(), anyhow::Error> {
     let mut peers           = HashMap::new();
     let mut addrs           = Vec::new();
+    let mut connected_nodes = Vec::<ConnectedNode>::new();
     let mut inbound         = 0;
     let mut outbound        = 0;
 
     let resp = call("get_connected_peers", "[]", "1", "owner").await?;
     
     if resp != Value::Null {
+        let mut node = ConnectedNode::new();
 
+        // Collecting peers from local node
         for peer in resp["result"]["Ok"].as_array().unwrap() {
             if peer["direction"] == "Inbound" {
                 inbound += 1;
@@ -149,22 +155,29 @@ pub async fn get_connected_peers(dashboard: Arc<Mutex<Dashboard>>, statistics: A
             if !addrs.contains(&peer["addr"].to_string()) {
                 *peers.entry(peer["user_agent"].to_string()).or_insert(0) += 1;
                 addrs.push(peer["addr"].to_string());
+                node.address = peer["addr"].as_str().unwrap().to_string();
+                node.user_agent = peer["user_agent"].as_str().unwrap().to_string();
+                connected_nodes.push(node.clone());
             }
         }
 
     }
 
-    // Collecting peers stats from external endpoints
+    // Collecting peers from external endpoints
-    for endpoint in CONFIG.external_nodes.clone() {
+    for endpoint in CONFIG.stats_source.clone() {
         match call_external("get_connected_peers", "[]", "1", "owner", endpoint).await {
             Ok(resp) => {
                             if resp != Value::Null {
+                                let mut node = ConnectedNode::new();
                                 if resp["result"]["Ok"].is_null() == false { 
                                     for peer in resp["result"]["Ok"].as_array().unwrap() {
                                         // Collecting user_agent nodes stats
                                         if !addrs.contains(&peer["addr"].to_string()) {
                                             *peers.entry(peer["user_agent"].to_string()).or_insert(0) += 1;
                                             addrs.push(peer["addr"].to_string());
+                                            node.address = peer["addr"].as_str().unwrap().to_string();
+                                            node.user_agent = peer["user_agent"].as_str().unwrap().to_string();
+                                            connected_nodes.push(node.clone());
                                         }
                                     }
                                 }
@@ -194,6 +207,10 @@ pub async fn get_connected_peers(dashboard: Arc<Mutex<Dashboard>>, statistics: A
     dash.inbound  = inbound;
     dash.outbound = outbound;
 
+    let mut nstats = netstats.lock().unwrap();
+
+    nstats.conn_nodes = connected_nodes.clone();
+
     Ok(())
 }
 
@@ -780,3 +797,106 @@ pub async fn get_unspent_outputs(dashboard: Arc<Mutex<Dashboard>>) -> Result<(),
     Ok(())
 }
 
+// Get public nodes data
+pub async fn get_pubnodes_stats(netstats: Arc<Mutex<NetStats>>) -> Result<(), anyhow::Error> {
+    let mut nodes = Vec::<PublicNode>::new();
+
+    for endpoint in CONFIG.public_nodes.clone() {
+        let mut node = PublicNode::new();
+
+        node.name = endpoint
+            .strip_prefix("https://")
+            .or_else(|| endpoint.strip_prefix("http://"))
+            .unwrap_or(&endpoint)
+            .split('/')
+            .next()
+            .unwrap_or("")
+            .to_string();
+
+        match call_external("get_version", "[]", "1", "foreign", endpoint.clone()).await {
+            Ok(resp) => {
+                            if resp != Value::Null {
+                                node.version = resp["result"]["Ok"]["node_version"].as_str().unwrap().to_string();
+                            }
+                        },
+            Err(e)   => {
+                            warn!("{}", e);
+                            continue;
+                        },
+        }
+
+        match call_external("get_tip", "[]", "1", "foreign", endpoint).await {
+            Ok(resp) => {
+                            if resp != Value::Null {
+                                node.height = resp["result"]["Ok"]["height"].to_string();
+                                node.hash = resp["result"]["Ok"]["last_block_pushed"].as_str().unwrap().to_string();
+                            }
+                        },
+            Err(e)   => {
+                            warn!("{}", e);
+                            continue;
+                        },
+        }
+        nodes.push(node);
+    }
+
+    let mut network = netstats.lock().unwrap();
+
+    network.pub_nodes = nodes.clone();
+
+    Ok(())
+}
+
+
+pub async fn get_reachable_nodes(netstats: Arc<Mutex<NetStats>>) -> Result<(), anyhow::Error> {
+    let conn_nodes      = get_conn_nodes(netstats.clone());
+    let mut reach_nodes = Vec::<ConnectedNode>::new();
+
+    for mut node in conn_nodes.clone() {
+        let socket_addr: SocketAddr = match node.address.parse() {
+            Ok(addr) => addr,
+            Err(_)   => continue,
+        };
+
+        // Attempt to connect with a timeout
+        match TcpStream::connect_timeout(&socket_addr, Duration::from_millis(3000)) {
+            Ok(_) => {
+                         let client = reqwest::Client::new();
+                         if let Some((ip, _port)) = node.address.split_once(':') {
+                             //let url = format!("https://api.country.is/{}", ip);
+                             let url = format!("http://ip-api.com/json/{}", ip);
+
+                             let resp: Value = client.get(&url).send().await?.json().await?;
+                             if resp != Value::Null && resp["status"] == "success" {
+                                 if let Some(code) = resp["countryCode"].as_str() {
+                                     node.location = resp["country"].as_str().unwrap().to_string();
+                                     node.isp      = resp["isp"].as_str().unwrap().to_string();
+                                     node.flag     = code_to_flag(code).unwrap().to_string();
+                                 }
+                             }
+                         }
+                         
+                         if !reach_nodes.contains(&node) {
+                             reach_nodes.push(node.clone());
+                         }
+                     },
+            Err(_) => {
+                          reach_nodes.retain(|value| value.address != node.address);
+                      },
+        }
+    }
+
+    let mut nstats = netstats.lock().unwrap();
+
+    nstats.reach_nodes = reach_nodes.clone();
+
+    Ok(())
+}
+
+
+pub fn get_conn_nodes(netstats: Arc<Mutex<NetStats>>) -> Vec<ConnectedNode> {
+    let nstats = netstats.lock().unwrap();
+
+    nstats.conn_nodes.clone()
+}
+

src/worker.rs

@@ -3,6 +3,7 @@ use std::sync::{Arc, Mutex};
 
 use crate::data::Block;
 use crate::data::Dashboard;
+use crate::data::NetStats;
 use crate::data::Statistics;
 use crate::data::Transactions;
 use crate::database;
@@ -12,23 +13,26 @@ use crate::requests;
 
 // Collecting main data.
 pub async fn data(dash: Arc<Mutex<Dashboard>>, blocks: Arc<Mutex<Vec<Block>>>,
-                  txns: Arc<Mutex<Transactions>>, stats: Arc<Mutex<Statistics>>) -> Result<(), anyhow::Error> {
+                  txns: Arc<Mutex<Transactions>>, stats: Arc<Mutex<Statistics>>,
+                  netstats: Arc<Mutex<NetStats>>) -> Result<(), anyhow::Error> {
     let _ = requests::get_status(dash.clone()).await?;
     let _ = requests::get_mempool(dash.clone()).await?;
-    let _ = requests::get_connected_peers(dash.clone(), stats.clone()).await?;
+    let _ = requests::get_connected_peers(dash.clone(), stats.clone(), netstats.clone()).await?;
     let _ = requests::get_market(dash.clone()).await?;
     let _ = requests::get_disk_usage(dash.clone())?;
     let _ = requests::get_mining_stats(dash.clone()).await?;
     let _ = requests::get_recent_blocks(dash.clone(), blocks.clone()).await?;
     let _ = requests::get_txn_stats(dash.clone(), txns.clone()).await?;
+    let _ = requests::get_pubnodes_stats(netstats.clone()).await?;
 
     Ok(())
 }
 
 // Collecting statistics.
-pub async fn stats(dash: Arc<Mutex<Dashboard>>, txns: Arc<Mutex<Transactions>>, stats: Arc<Mutex<Statistics>>) -> Result<(), anyhow::Error> {
+pub async fn stats(dash: Arc<Mutex<Dashboard>>, txns: Arc<Mutex<Transactions>>, stats: Arc<Mutex<Statistics>>, netstats: Arc<Mutex<NetStats>>) -> Result<(), anyhow::Error> {
 
     let _ = requests::get_unspent_outputs(dash.clone()).await?;
+    let _ = requests::get_reachable_nodes(netstats.clone()).await?;
 
     let mut stats = stats.lock().unwrap();
     let dash      = dash.lock().unwrap();

templates/base.html.tera

@@ -50,6 +50,9 @@
               <li class="nav-item">
 	        <a class="nav-link" href="/emission"><i class="bi bi-graph-down-arrow"></i> Emission</a>
               </li>
+              <li class="nav-item">
+	        <a class="nav-link" href="/network"><i class="bi bi-hdd-network"></i> Network</a>
+              </li>
 	    {% elif route == "block_list" or route == "block_list_by_height" %}
               <li class="nav-item">
                 <a class="nav-link" href="/"><i class="bi bi-speedometer"></i> Dashboard</a>
@@ -63,6 +66,9 @@
               <li class="nav-item">
 	        <a class="nav-link" href="/emission"><i class="bi bi-graph-down-arrow"></i> Emission</a>
               </li>
+              <li class="nav-item">
+	        <a class="nav-link" href="/network"><i class="bi bi-hdd-network"></i> Network</a>
+              </li>
 	    {% elif route == "stats" %}
               <li class="nav-item">
                 <a class="nav-link" href="/"><i class="bi bi-speedometer"></i> Dashboard</a>
@@ -76,6 +82,9 @@
               <li class="nav-item">
 	        <a class="nav-link" href="/emission"><i class="bi bi-graph-down-arrow"></i> Emission</a>
               </li>
+              <li class="nav-item">
+	        <a class="nav-link" href="/network"><i class="bi bi-hdd-network"></i> Network</a>
+              </li>
 	    {% elif route == "emission" %}
               <li class="nav-item">
                 <a class="nav-link" href="/"><i class="bi bi-speedometer"></i> Dashboard</a>
@@ -89,6 +98,25 @@
               <li class="nav-item">
 	        <a class="nav-link" href="/emission"><div class="darkorange-text"><i class="bi bi-graph-down-arrow"></i> Emission</div></a>
               </li>
+              <li class="nav-item">
+	        <a class="nav-link" href="/network"><i class="bi bi-hdd-network"></i> Network</a>
+              </li>
+            {% elif route == "network" %}
+              <li class="nav-item">
+                <a class="nav-link" href="/"><i class="bi bi-speedometer"></i> Dashboard</a>
+              </li>
+              <li class="nav-item">
+                <a class="nav-link" href="/block_list"><i class="bi bi-box"></i> Blocks</a>
+              </li>
+              <li class="nav-item">
+	        <a class="nav-link" href="/stats"><i class="bi bi-calculator"></i> Statistics</a>
+              </li>
+              <li class="nav-item">
+	        <a class="nav-link" href="/emission"><i class="bi bi-graph-down-arrow"></i> Emission</a>
+              </li>
+              <li class="nav-item">
+	        <a class="nav-link" href="/network"><div class="darkorange-text"><i class="bi bi-hdd-network"></i> Network</div></a>
+              </li>
 	    {% else %}
               <li class="nav-item">
                 <a class="nav-link" href="/"><i class="bi bi-speedometer"></i> Dashboard</a>
@@ -102,6 +130,9 @@
               <li class="nav-item">
 	        <a class="nav-link" href="/emission"><i class="bi bi-graph-down-arrow"></i> Emission</a>
               </li>
+              <li class="nav-item">
+	        <a class="nav-link" href="/network"><i class="bi bi-hdd-network"></i> Network</a>
+              </li>
 	    {% endif %}
           </ul>
 

templates/network.html.tera

@@ -0,0 +1,217 @@
+{% extends "base" %}
+
+{% block content %}
+
+<code>
+          
+<div class="card border-bottom-0 border-start-0 border-end-0 rounded-0">
+  <div class="card-body" align="center">
+    <div class="value-text">
+      <div class="darkorange-text">PUBLIC NODES</div>
+    </div>
+  </div>
+</div>
+
+<div class="d-none d-md-block"> <!-- Show on >= md screens -->
+  <div class="card-group">
+      <div class="card border-start-0 rounded-0">
+        <div class="card-body">
+          <div class="darkorange-text">
+            NAME
+          </div>
+	</div>
+      </div>
+      <div class="card rounded-0">
+        <div class="card-body">
+          <div class="darkorange-text">
+            VERSION
+          </div>
+	</div>
+      </div>
+      <div class="card rounded-0">
+        <div class="card-body">
+          <div class="darkorange-text">
+            LATEST BLOCK
+          </div>
+	</div>
+      </div>
+      <div class="card border-end-0 rounded-0">
+        <div class="card-body">
+          <div class="darkorange-text">
+            BLOCK HASH
+          </div>
+	</div>
+      </div>
+  </div>
+
+
+    {% for node in pub_nodes %}
+    <div class="card-group rounded-0">
+        <div class="card border-top-0 border-start-0 rounded-0">
+          <div class="card-body">
+              <div class="value-text">{{ node.name }}</div>
+	  </div>
+	</div>
+        <div class="card border-top-0 rounded-0">
+          <div class="card-body">
+              <div class="value-text">{{ node.version }}</div>
+	  </div>
+	</div>
+        <div class="card border-top-0 rounded-0">
+          <div class="card-body">
+              <div class="value-text">{{ node.height }}</div>
+          </div>
+	</div>
+        <div class="card border-top-0 border-end-0 rounded-0">
+          <div class="card-body">
+              <div class="value-text">
+                <a class="text-decoration-none" href="/hash/{{ node.hash }}">
+                  {{ node.hash | truncate(length=15) }}
+                </a>
+              </div>
+          </div>
+	</div>
+    </div>
+    {% endfor %}
+
+</div>
+
+
+<div class="d-md-none"> <!-- Show on < md screens-->
+    {% for node in pub_nodes %}
+        <div class="card border-bottom-0 border-start-0 border-end-0 rounded-0">
+          <div class="card-body" align="left">
+              <div class="d-flex justify-content-start">
+	        <i class="bi bi-pc-display-horizontal darkorange-text"></i>&nbsp;
+                  <div class="darkorange-text">{{ node.name }}</div>
+              </div>
+	      <br>
+              <div class="d-flex justify-content-between">
+	        <div class="value-text">Version</div>
+                  <div class="value-text">{{ node.version }}</div>
+              </div>
+	      <br>
+              <div class="d-flex justify-content-between">
+	        <div class="value-text">Latest Block</div>
+                  <div class="value-text">{{ node.height }}</div>
+              </div>
+	      <br>
+              <div class="d-flex justify-content-between">
+	        <div class="value-text">Block Hash</div>
+                  <div class="value-text">
+                    <a class="text-decoration-none" href="/hash/{{ node.hash }}">
+                      {{ node.hash | truncate(length=15) }}
+                    </a>
+                  </div>
+              </div>
+          </div>
+	</div>
+    {% endfor %}
+    <div class="card border-bottom-0 border-start-0 border-end-0 rounded-0">
+    </div>
+</div>
+
+
+<div class="card border-bottom-0 border-start-0 border-end-0 rounded-0">
+  <div class="card-body" align="center">
+    <div class="value-text">
+      <div class="darkorange-text">REACHABLE NODES ({{ reach_len }})</div>
+    </div>
+  </div>
+</div>
+
+<div class="d-none d-md-block"> <!-- Show on >= md screens -->
+  <div class="card-group">
+      <div class="card border-start-0 rounded-0">
+        <div class="card-body">
+          <div class="darkorange-text">
+            ADDRESS
+          </div>
+	</div>
+      </div>
+      <div class="card rounded-0">
+        <div class="card-body">
+          <div class="darkorange-text">
+            USER AGENT
+          </div>
+	</div>
+      </div>
+      <div class="card rounded-0">
+        <div class="card-body">
+          <div class="darkorange-text">
+            ISP
+          </div>
+	</div>
+      </div>
+      <div class="card border-end-0 rounded-0">
+        <div class="card-body">
+          <div class="darkorange-text">
+            LOCATION
+          </div>
+	</div>
+      </div>
+  </div>
+
+
+    {% for node in reach_nodes %}
+    <div class="card-group rounded-0">
+        <div class="card border-top-0 border-start-0 rounded-0">
+          <div class="card-body">
+              <div class="value-text">{{ node.address }}</div>
+	  </div>
+	</div>
+        <div class="card border-top-0 rounded-0">
+          <div class="card-body">
+              <div class="value-text">{{ node.user_agent }}</div>
+	  </div>
+	</div>
+        <div class="card border-top-0 rounded-0">
+          <div class="card-body">
+              <div class="value-text">{{ node.isp }}</div>
+	  </div>
+	</div>
+        <div class="card border-top-0 border-end-0 rounded-0">
+          <div class="card-body">
+              <div class="value-text">{{ node.location }} {{ node.flag }}</div>
+          </div>
+	</div>
+    </div>
+    {% endfor %}
+
+</div>
+
+
+<div class="d-md-none"> <!-- Show on < md screens-->
+    {% for node in reach_nodes %}
+        <div class="card border-bottom-0 border-start-0 border-end-0 rounded-0">
+          <div class="card-body" align="left">
+              <div class="d-flex justify-content-start">
+	        <i class="bi bi-pc-display-horizontal darkorange-text"></i>&nbsp;
+                  <div class="darkorange-text">{{ node.address }}</div>
+              </div>
+	      <br>
+              <div class="d-flex justify-content-between">
+	        <div class="value-text">User Agent</div>
+                  <div class="value-text">{{ node.user_agent }}</div>
+              </div>
+	      <br>
+              <div class="d-flex justify-content-between">
+	        <div class="value-text">ISP</div>
+                  <div class="value-text">{{ node.isp }}</div>
+              </div>
+	      <br>
+              <div class="d-flex justify-content-between">
+	        <div class="value-text">Location</div>
+                  <div class="value-text">{{ node.location }} {{ node.flag }}</div>
+              </div>
+          </div>
+	</div>
+    {% endfor %}
+    <div class="card border-bottom-0 border-start-0 border-end-0 rounded-0">
+    </div>
+</div>
+
+
+</code>
+
+{% endblock %}