From e2531017278e23631ff5f1e5029faa26f5bc2708 Mon Sep 17 00:00:00 2001
From: Christian Schwarz <christian@neon.tech>
Date: Wed, 13 Dec 2023 13:34:14 +0000
Subject: [PATCH] pagebench: scaffold

---
 Cargo.lock                       | 10 ++++++++++
 Cargo.toml                       |  1 +
 pageserver/pagebench/Cargo.toml  | 13 +++++++++++++
 pageserver/pagebench/src/main.rs | 18 ++++++++++++++++++
 4 files changed, 42 insertions(+)
 create mode 100644 pageserver/pagebench/Cargo.toml
 create mode 100644 pageserver/pagebench/src/main.rs

diff --git a/Cargo.lock b/Cargo.lock
index c51e9c24af..9cab32b691 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2910,6 +2910,16 @@ version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b15813163c1d831bf4a13c3610c05c0d03b39feb07f7e09fa234dac9b15aaf39"
 
+[[package]]
+name = "pagebench"
+version = "0.1.0"
+dependencies = [
+ "anyhow",
+ "clap",
+ "pageserver",
+ "utils",
+]
+
 [[package]]
 name = "pagectl"
 version = "0.1.0"
diff --git a/Cargo.toml b/Cargo.toml
index d186970194..c25a0dade3 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -5,6 +5,7 @@ members = [
     "control_plane",
     "pageserver",
     "pageserver/ctl",
+    "pageserver/pagebench",
     "proxy",
     "safekeeper",
     "storage_broker",
diff --git a/pageserver/pagebench/Cargo.toml b/pageserver/pagebench/Cargo.toml
new file mode 100644
index 0000000000..0ae6aff691
--- /dev/null
+++ b/pageserver/pagebench/Cargo.toml
@@ -0,0 +1,13 @@
+[package]
+name = "pagebench"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+anyhow.workspace = true
+clap.workspace = true
+
+pageserver = { path = ".." }
+utils = { path = "../../libs/utils/" }
diff --git a/pageserver/pagebench/src/main.rs b/pageserver/pagebench/src/main.rs
new file mode 100644
index 0000000000..645a18fc95
--- /dev/null
+++ b/pageserver/pagebench/src/main.rs
@@ -0,0 +1,18 @@
+use clap::Parser;
+
+/// Component-level performance test for pageserver.
+#[derive(clap::Parser)]
+enum Args {
+    Help,
+}
+
+fn main() {
+    let args = Args::parse();
+    match args {
+        Args::Help => {
+            eprintln!("use flag --help");
+            anyhow::Ok(())
+        }
+    }
+    .unwrap()
+}