e2e_tests/benches: Add gimp benchmark for disk performance

Gimp plugin initializing, loading and file batch processing are
plausible real-world operations to run under crosvm, and can be
easily measured in an automated gui-less fasion. These operations
mainly stress small file disk performance.

BUG=b:181105093

TEST=./tools/bench gimp

Change-Id: I5891771a031f5843df4aebdfede8ae9b7ed53977
Reviewed-on: https://chromium-review.googlesource.com/c/crosvm/crosvm/+/4994843
Auto-Submit: Zihan Chen <zihanchen@google.com>
Commit-Queue: Dennis Kempin <denniskempin@google.com>
Reviewed-by: Dennis Kempin <denniskempin@google.com>

e2e_tests/benches/gimp.rs

@@ -0,0 +1,37 @@
+// Copyright 2023 The ChromiumOS Authors
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+use std::time::Duration;
+
+use fixture::vm::Config;
+use fixture::vm::TestVm;
+
+#[test]
+fn gimp() -> anyhow::Result<()> {
+    let cfg = Config::new()
+    .with_kernel("https://storage.googleapis.com/crosvm/integration_tests/guest-bzimage-x86_64-r0009")
+    .with_initrd("https://storage.googleapis.com/crosvm/integration_tests/benchmarks/custom-initramfs.cpio.gz-r0005")
+    // Created by e2e_tests/guest_under_test/rootfs_benches/gimp/make.sh
+    .with_rootfs("https://storage.googleapis.com/crosvm/integration_tests/benchmarks/gimp-rootfs.img.zst-r0001").rootfs_is_rw().rootfs_is_compressed()
+    .with_stdout_hardware("serial").extra_args(vec!["--mem".to_owned(), "1024".to_owned()]);
+    let mut vm = TestVm::new(cfg).unwrap();
+    assert_eq!(
+        vm.exec_in_guest_async("echo 42")?
+            .with_timeout(Duration::from_secs(500))
+            .wait_ok(&mut vm)?
+            .stdout
+            .trim(),
+        "42"
+    );
+    vm.exec_in_guest("cd /workdir")?;
+    // Time initializing all plugins and execute action
+    vm.exec_in_guest(
+        r#"/usr/bin/gimp -i -b '(let* ((image (car (gimp-file-load RUN-NONINTERACTIVE "/workdir/test1.png" "/workdir/test1.png")))(drawable (car (gimp-image-get-active-layer image)))) (plug-in-mblur RUN-NONINTERACTIVE image drawable 1 0 45 200 200) (gimp-file-save RUN-NONINTERACTIVE image drawable "/workdir/out1.png" "/workdir/out1.png"))' -b '(gimp-quit 0)'"#,
+    )?;
+    // Time executing action only
+    vm.exec_in_guest(
+        r#"/usr/bin/gimp -i -b '(let* ((image (car (gimp-file-load RUN-NONINTERACTIVE "/workdir/test2.png" "/workdir/test2.png")))(drawable (car (gimp-image-get-active-layer image)))) (plug-in-mblur RUN-NONINTERACTIVE image drawable 1 0 45 200 200) (gimp-file-save RUN-NONINTERACTIVE image drawable "/workdir/out2.png" "/workdir/out2.png"))' -b '(gimp-quit 0)'"#,
+    )?;
+    Ok(())
+}

e2e_tests/guest_under_test/rootfs_benches/gimp/ContainerFile

@@ -0,0 +1,18 @@
+# Copyright 2023 The ChromiumOS Authors
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+FROM debian:bookworm
+
+# Install many gimp plugins and data to make the initialize time longer
+RUN apt-get update \
+    && apt-get install --no-install-recommends --yes wget gimp gimp-data-extras gimp-lensfun gimp-texturize \
+    && rm -rf /var/lib/apt/lists/*
+
+RUN mkdir /workdir
+
+WORKDIR /workdir
+
+ADD logo/logo_512.png test1.png
+
+RUN cp test1.png test2.png

e2e_tests/guest_under_test/rootfs_benches/gimp/make.sh

@@ -0,0 +1,16 @@
+#!/bin/bash
+# Copyright 2023 The ChromiumOS Authors
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+# Generate compressed rootfs image for gimp e2e benchmark
+# Result will be stored as /tmp/crosvm_e2e_test_guest_gimp.img.zst
+
+cd "$(dirname "$0")"
+podman build -t crosvm_e2e_test_guest_gimp ../../../../ -f e2e_tests/guest_under_test/rootfs_benches/gimp/ContainerFile
+CONTAINER=$(podman create crosvm_e2e_test_guest_gimp)
+podman export $CONTAINER > /tmp/crosvm_e2e_test_guest_gimp.tar
+podman rm $CONTAINER
+virt-make-fs --format=raw --size=+100M --type=ext4 /tmp/crosvm_e2e_test_guest_gimp.tar /tmp/crosvm_e2e_test_guest_gimp.img
+rm /tmp/crosvm_e2e_test_guest_gimp.tar
+zstd --rm /tmp/crosvm_e2e_test_guest_gimp.img