From 65e6deaabce3d06ae542a178b83ddeed61bc0f65 Mon Sep 17 00:00:00 2001
From: yggverse <yggverse@project>
Date: Tue, 8 Jul 2025 15:11:58 +0300
Subject: [PATCH] use binary api

---
 Cargo.toml      |  2 --
 README.md       | 10 +++++-----
 src/api.rs      | 44 ++++++++++++++++++++++++++++++++++++++------
 src/config.rs   |  2 +-
 test/api/0.json |  0
 test/api/1.json |  1 -
 6 files changed, 44 insertions(+), 15 deletions(-)
 delete mode 100644 test/api/0.json
 delete mode 100644 test/api/1.json

diff --git a/Cargo.toml b/Cargo.toml
index 0fd220d..7c964f9 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -17,8 +17,6 @@ clap = { version = "4.5", features = ["derive"] }
 hyper-util = "0.1"
 librqbit = {version = "9.0.0-beta.0", features = ["disable-upload"]}
 regex = "1.11"
-serde = { version = "1.0", features = ["derive"] }
-serde_json = "1.0"
 tokio = { version = "1.45", features = ["full"] }
 tracing-subscriber = "0.3"
 url = "2.5"
diff --git a/README.md b/README.md
index aa28a5e..c716fcc 100644
--- a/README.md
+++ b/README.md
@@ -18,7 +18,7 @@ Crawler for [Aquatic](https://github.com/greatest-ape/aquatic) BitTorrent tracke
     * [x] 1
     * [ ] 2
 * Import sources
-    * [x] IPv4 / IPv6 info-hash JSON/API (requires [PR#233](https://github.com/greatest-ape/aquatic/pull/233))
+    * [x] IPv4 / IPv6 info-hash binary API (requires [PR#233](https://github.com/greatest-ape/aquatic/pull/233))
         * [x] local file path
         * [ ] remote URL
 * Export options
@@ -40,9 +40,9 @@ Crawler for [Aquatic](https://github.com/greatest-ape/aquatic) BitTorrent tracke
 ## Usage
 
 ``` bash
-aquatic-crawler --infohash /path/to/info-hash-ipv4.json\
-                --infohash /path/to/info-hash-ipv6.json\
-                --infohash /path/to/another-source.json\
+aquatic-crawler --infohash /path/to/info-hash-ipv4.bin\
+                --infohash /path/to/info-hash-ipv6.bin\
+                --infohash /path/to/another-source.bin\
                 --tracker  udp://host1:port\
                 --tracker  udp://host2:port\
                 --preload  /path/to/directory\
@@ -62,7 +62,7 @@ aquatic-crawler --infohash /path/to/info-hash-ipv4.json\
           [default: ei]
 
       --infohash <INFOHASH>
-          Absolute path(s) or URL(s) to import infohashes from the Aquatic tracker JSON/API
+          Absolute path(s) or URL(s) to import infohashes from the Aquatic tracker binary API
 
           * PR#233 feature
 
diff --git a/src/api.rs b/src/api.rs
index 849c765..d0234a5 100644
--- a/src/api.rs
+++ b/src/api.rs
@@ -1,17 +1,49 @@
 /// Parse infohash from the source filepath,
 /// decode JSON to array on success, return None if the feed file is not reachable
 pub fn get(path: &str) -> Option<Vec<String>> {
+    use std::io::Read;
     if path.contains("://") {
         todo!("URL sources yet not supported")
     }
-    let s = std::fs::read_to_string(path).ok()?; // is updating?
-    let r: Option<Vec<String>> = serde_json::from_str(&s).ok(); // is incomplete?
-    r
+    const L: usize = 20; // v1 only
+    let mut r = Vec::new();
+    let mut f = std::fs::File::open(path).ok()?;
+    loop {
+        let mut b = vec![0; L];
+        let l = f.read(&mut b).ok()?;
+        if l != L {
+            break;
+        }
+        r.push(
+            b[..l]
+                .iter()
+                .map(|i| format!("{i:02x}"))
+                .collect::<String>(),
+        )
+    }
+    Some(r)
 }
 
 #[test]
 fn test() {
-    assert!(get("test/api/0.json").is_none());
-    assert!(get("test/api/1.json").is_some());
-    assert!(get("test/api/2.json").is_none());
+    use std::fs;
+
+    #[cfg(not(any(target_os = "linux", target_os = "macos",)))]
+    {
+        todo!()
+    }
+
+    const P0: &str = "/tmp/aquatic-crawler-api-test-0.bin";
+    const P1: &str = "/tmp/aquatic-crawler-api-test-1.bin";
+    const P2: &str = "/tmp/aquatic-crawler-api-test-2.bin";
+
+    fs::write(P0, vec![]).unwrap();
+    fs::write(P1, vec![1; 40]).unwrap(); // 20 + 20 bytes
+
+    assert!(get(P0).is_some_and(|b| b.is_empty()));
+    assert!(get(P1).is_some_and(|b| b.len() == 2));
+    assert!(get(P2).is_none());
+
+    fs::remove_file(P0).unwrap();
+    fs::remove_file(P1).unwrap();
 }
diff --git a/src/config.rs b/src/config.rs
index 425664c..4616801 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -11,7 +11,7 @@ pub struct Config {
     #[arg(short, long, default_value_t = String::from("ei"))]
     pub debug: String,
 
-    /// Absolute path(s) or URL(s) to import infohashes from the Aquatic tracker JSON/API
+    /// Absolute path(s) or URL(s) to import infohashes from the Aquatic tracker binary API
     ///
     /// * PR#233 feature
     #[arg(long)]
diff --git a/test/api/0.json b/test/api/0.json
deleted file mode 100644
index e69de29..0000000
diff --git a/test/api/1.json b/test/api/1.json
deleted file mode 100644
index 181a695..0000000
--- a/test/api/1.json
+++ /dev/null
@@ -1 +0,0 @@
-["1","2","3"]
\ No newline at end of file