feat: add monerod detection as an option to the merge mining proxy

applications/minotari_merge_mining_proxy/Cargo.toml

@@ -44,6 +44,10 @@ tokio = { version = "1.36", features = ["macros"] }
 tonic = "0.8.3"
 tracing = "0.1"
 url = "2.1.1"
+scraper = "0.19.0"
 
 [build-dependencies]
 tari_features = { path = "../../common/tari_features", version = "1.0.0-pre.11a"}
+
+[dev-dependencies]
+markup5ever = "0.11.0"

applications/minotari_merge_mining_proxy/log4rs_sample.yml

@@ -55,4 +55,15 @@ loggers:
       - stdout
       - proxy
     additive: false
-
+  html5ever:
+    level: error
+    appenders:
+      - stdout
+      - proxy
+    additive: false
+  selectors:
+    level: error
+    appenders:
+      - stdout
+      - proxy
+    additive: false

applications/minotari_merge_mining_proxy/src/block_template_data.rs

@@ -20,7 +20,7 @@
 //  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
 //  USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-//! Provides methods for for building template data and storing them with timestamps.
+//! Provides methods for building template data and storing them with timestamps.
 
 use std::{collections::HashMap, convert::TryFrom, sync::Arc};
 

applications/minotari_merge_mining_proxy/src/config.rs

@@ -32,12 +32,23 @@ use tari_common_types::tari_address::TariAddress;
 use tari_comms::multiaddr::Multiaddr;
 use tari_core::transactions::transaction_components::RangeProofType;
 
+// The default Monero fail URL for mainnet
+const MONERO_FAIL_MAINNET_URL: &str = "https://monero.fail/?chain=monero&network=mainnet&all=true";
+
 #[derive(Clone, Debug, Deserialize, Serialize)]
 #[serde(deny_unknown_fields)]
 #[allow(clippy::struct_excessive_bools)]
 pub struct MergeMiningProxyConfig {
     override_from: Option<String>,
-    /// URL to monerod
+    /// Use dynamic monerod URL obtained form the official Monero website (https://monero.fail/)
+    pub use_dynamic_fail_data: bool,
+    /// The monero fail URL to get the monerod URLs from - must be pointing to the official Monero website.
+    /// Valid alternatives are:
+    /// - mainnet:  'https://monero.fail/?chain=monero&network=mainnet&all=true'
+    /// - stagenet: `https://monero.fail/?chain=monero&network=stagenet&all=true`
+    /// - testnet:  `https://monero.fail/?chain=monero&network=testnet&all=true`
+    pub monero_fail_url: String,
+    /// URL to monerod (you can add your own server here or use public nodes from https://monero.fail/)
     pub monerod_url: StringList,
     /// Username for curl
     pub monerod_username: String,
@@ -89,6 +100,8 @@ impl Default for MergeMiningProxyConfig {
     fn default() -> Self {
         Self {
             override_from: None,
+            use_dynamic_fail_data: true,
+            monero_fail_url: MONERO_FAIL_MAINNET_URL.into(),
             monerod_url: StringList::default(),
             monerod_username: String::new(),
             monerod_password: String::new(),

applications/minotari_merge_mining_proxy/src/error.rs

@@ -77,6 +77,8 @@ pub enum MmProxyError {
     },
     #[error("HTTP error: {0}")]
     HttpError(#[from] hyper::http::Error),
+    #[error("HTML parse error: {0}")]
+    HtmlParseError(String),
     #[error("Could not parse URL: {0}")]
     UrlParseError(#[from] url::ParseError),
     #[error("Bincode error: {0}")]

applications/minotari_merge_mining_proxy/src/lib.rs

@@ -33,6 +33,7 @@ mod error;
 mod proxy;
 mod run_merge_miner;
 use run_merge_miner::start_merge_miner;
+mod monero_fail;
 
 pub async fn merge_miner(cli: Cli) -> Result<(), anyhow::Error> {
     start_merge_miner(cli).await

applications/minotari_merge_mining_proxy/src/main.rs

@@ -28,6 +28,7 @@ mod cli;
 mod common;
 mod config;
 mod error;
+mod monero_fail;
 mod proxy;
 mod run_merge_miner;