switch to protobuf channel

update rust-toolchain and rust version to 1.74.0

Cargo.toml

@@ -16,7 +16,9 @@ bb8 = "^0.8.1"
 config = "^0.13.4"
 mio = { version = "^0.8.10", default-features = false, features = ["os-poll", "os-ext", "net"] }
 serde_json = "^1.0.111"
-sozu-command-lib = "^0.15.19"
+# TODO: replace this with the sozu version release that will have protobuf in channels
+# sozu-command-lib = "^0.15.19"
+sozu-command-lib = { path = "../sozu/command" }
 tempdir = "^0.3.7"
 thiserror = "^1.0.56"
 tokio = { version = "^1.35.1", features = ["time", "fs", "io-util"] }

rust-toolchain

@@ -1 +1 @@
-1.70.0
+1.74.0

src/channel.rs

@@ -35,8 +35,8 @@ pub enum Error {
 #[derive(PartialEq, Eq, Clone, Debug)]
 pub struct ConnectionProperties {
     pub socket: PathBuf,
-    pub buffer_size: usize,
-    pub max_buffer_size: usize,
+    pub buffer_size: u64,
+    pub max_buffer_size: u64,
 }
 
 impl From<&Config> for ConnectionProperties {
@@ -63,7 +63,7 @@ impl TryFrom<&PathBuf> for ConnectionProperties {
 
 impl ConnectionProperties {
     #[tracing::instrument]
-    fn new(socket: PathBuf, buffer_size: usize, max_buffer_size: usize) -> Self {
+    fn new(socket: PathBuf, buffer_size: u64, max_buffer_size: u64) -> Self {
         Self {
             socket,
             buffer_size,

src/lib.rs

@@ -6,8 +6,7 @@
 use bb8::Pool;
 use sozu_command_lib::{
     channel::ChannelError,
-    proto::command::{request::RequestType, Request, Response, ResponseStatus},
-    request::WorkerRequest,
+    proto::command::{request::RequestType, Request, Response, ResponseStatus, WorkerRequest},
 };
 use tempdir::TempDir;
 use tokio::{

src/unpooled.rs

@@ -5,8 +5,7 @@
 
 use sozu_command_lib::{
     channel::{Channel, ChannelError},
-    proto::command::{request::RequestType, Request, Response, ResponseStatus},
-    request::WorkerRequest,
+    proto::command::{request::RequestType, Request, Response, ResponseStatus, WorkerRequest},
 };
 use tempdir::TempDir;
 use tokio::{