Fix for cargo install fail. rand::random was not re-exported by bitcoin::secp256k1::rand even thought rand feature was enabled in bitcoin crate

Author: Mariusz Reichert

Cargo.lock

@@ -33,7 +33,7 @@ arraydeque = "0.5.1"
 arrayref = "0.3.6"
 base64 = "0.22"
 bincode = "1.3.1"
-bitcoin = { version = "0.32.4", features = ["serde", "rand"] }
+bitcoin = { version = "0.32.4", features = ["serde"] }
 clap = "2.33.3"
 crossbeam-channel = "0.5.0"
 dirs = "5.0.1"
@@ -70,6 +70,7 @@ opentelemetry-otlp = { version = "0.13.0", default-features = false, features =
 tracing-subscriber = { version = "0.3.17", default-features = false, features = ["env-filter", "fmt"], optional = true }
 opentelemetry-semantic-conventions = { version = "0.12.0", optional = true }
 tracing = { version = "0.1.40", default-features = false, features = ["attributes"], optional = true }
+rand = "0.9.1"
 
 # optional dependencies for electrum-discovery
 electrum-client = { version = "0.8", optional = true }

Cargo.toml

@@ -10,7 +10,7 @@ use std::{env, process, thread};
 use std::sync::{Arc, RwLock};
 use std::time::Duration;
 use bitcoin::hex::DisplayHex;
-use bitcoin::secp256k1::rand;
+use rand::{rng, RngCore};
 use electrs::{
     config::Config,
     daemon::Daemon,
@@ -161,7 +161,8 @@ fn run_server(config: Arc<Config>, salt_rwlock: Arc<RwLock<String>>) -> Result<(
 }
 
 fn generate_salt() -> String {
-    let random_bytes: [u8; 32] = rand::random();
+    let mut random_bytes = [0u8; 32];
+    rng().fill_bytes(&mut random_bytes);
     random_bytes.to_lower_hex_string()
 }