dev-util/web_page_replay_go: add package

This is needed for PGO on www-client/chromium.

Signed-off-by: Marek Behún <kabel@kernel.org>
Signed-off-by: Stephan Hartmann <sultan@gentoo.org>

4 files changed, 110 insertions, 0 deletions

diff --git a/dev-util/web_page_replay_go/Manifest b/dev-util/web_page_replay_go/Manifest
new file mode 100644
index 000000000000..0c6bf98d39c7
--- /dev/null
+++ b/dev-util/web_page_replay_go/Manifest
@@ -0,0 +1,2 @@
+DIST web_page_replay_go-20220314-deps.tar.xz 22639912 BLAKE2B 5b9c3753a419a809088b2ad468f44d79ed6ff004132b3e7680d06bda28bbf1a8ce622ea64e2590bc6e7f180a7bfd4d19be1561c9770b000e14d73dffa077056f SHA512 62dde2c4725f5aeba856bb35df04dbe96bf0727095673ef80e195acf600fc615c9f976139047b8cbf4e0cad4632d864e1cd4eede50f022802ffdf60dec56dd4c
+DIST web_page_replay_go-20220314.tar.gz 35660 BLAKE2B 1d24655b1aa3ca9a19430d6acb888ec7fed36ffbeb67f70ccfc419ff9fbf23ae14f95510ad4c514833cc5908d5f58a9e2ad4118c39689387c9d83548f4860017 SHA512 67dc0019d4239d2ff535c9cfbafc5e1a529c11dfc7040f8f10a651e57ac6978bb1b2da39f27d80893614a3fffec712b8a769204d3abb2ddb5cf4738f60e96f0c
diff --git a/dev-util/web_page_replay_go/files/wpr-usage.patch b/dev-util/web_page_replay_go/files/wpr-usage.patch
new file mode 100644
index 000000000000..fb43a9c9f166
--- /dev/null
+++ b/dev-util/web_page_replay_go/files/wpr-usage.patch
@@ -0,0 +1,46 @@
+From: Marek Behún <kabel@kernel.org>
+
+Make usage text in wpr.go does reflect usage information from README.md.
+
+diff --git a/wpr.go b/wpr.go
+--- a/wpr.go
++++ b/wpr.go
+@@ -28,25 +28,27 @@ const longUsage = `
+    %s [installroot|removeroot] [options]
+    %s [record|replay] [options] archive_file
+ 
+-   Before: Install a test root CA.
+-     $ GOPATH=$PWD go run src/wpr.go installroot
+-
+    To record web pages:
+-     1. Start this program in record mode.
+-        $ GOPATH=$PWD go run src/wpr.go record archive.json
++     1. Start wpr in record mode.
++        $ wpr record --http_port=8080 --https_port=8081 /tmp/archive.wprgo
+      2. Load the web pages you want to record in a web browser. It is important to
+         clear browser caches before this so that all subresources are requested
+-        from the network.
++        from the network. This can be done by specifying a new user-data-dir.
++        Example:
++        $ google-chrome-beta --user-data-dir=$foo \
++           --host-resolver-rules="MAP *:80 127.0.0.1:8080,MAP *:443 127.0.0.1:8081,EXCLUDE localhost"
++           --ignore-certificate-errors-spki-list=PhrPvGIaAMmd29hj8BCZOq096yj7uMpRNHpn5PDxI6I=
+      3. Kill the process to stop recording.
+ 
+    To replay web pages:
+-     1. Start this program in replay mode with a previously recorded archive.
+-        $ GOPATH=$PWD go run src/wpr.go replay archive.json
++     1. Start wpr in replay mode.
++        $ wpr replay --http_port=8080 --https_port=8081 /tmp/archive.wprgo
+      2. Load recorded pages in a web browser. A 404 will be served for any pages or
+         resources not in the recorded archive.
+-
+-   After: Remove the test root CA.
+-     $ GOPATH=$PWD go run src/wpr.go removeroot`
++        Example:
++        $ google-chrome-beta --user-data-dir=$foo \
++           --host-resolver-rules="MAP *:80 127.0.0.1:8080,MAP *:443 127.0.0.1:8081,EXCLUDE localhost"
++           --ignore-certificate-errors-spki-list=PhrPvGIaAMmd29hj8BCZOq096yj7uMpRNHpn5PDxI6I=`
+ 
+ type CertConfig struct {
+ 	// Flags common to all commands.
diff --git a/dev-util/web_page_replay_go/metadata.xml b/dev-util/web_page_replay_go/metadata.xml
new file mode 100644
index 000000000000..5cf03e9c318a
--- /dev/null
+++ b/dev-util/web_page_replay_go/metadata.xml
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+	<maintainer type="person" proxied="yes">
+		<email>kabel@kernel.org</email>
+		<name>Marek Behún</name>
+	</maintainer>
+	<maintainer type="project">
+		<email>chromium@gentoo.org</email>
+		<name>Chromium in Gentoo Project</name>
+	</maintainer>
+</pkgmetadata>
diff --git a/dev-util/web_page_replay_go/web_page_replay_go-20220314.ebuild b/dev-util/web_page_replay_go/web_page_replay_go-20220314.ebuild
new file mode 100644
index 000000000000..0a45a851bcaa
--- /dev/null
+++ b/dev-util/web_page_replay_go/web_page_replay_go-20220314.ebuild
@@ -0,0 +1,50 @@
+# Copyright 1999-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit go-module
+
+DESCRIPTION="A performance testing tool for recording and replaying web pages"
+HOMEPAGE="https://chromium.googlesource.com/catapult/+/refs/heads/main/web_page_replay_go/"
+
+LICENSE="BSD"
+SLOT="0"
+KEYWORDS="~amd64 ~arm ~arm64 ~x86"
+
+SRC_URI="https://github.com/elkablo/web_page_replay_go/archive/refs/tags/v${PV}.tar.gz -> ${P}.tar.gz
+	https://github.com/elkablo/web_page_replay_go/releases/download/v${PV}/web_page_replay_go-${PV}-deps.tar.xz"
+S="${WORKDIR}/${P}/src"
+
+src_prepare() {
+	local PATCHES=(
+		"${FILESDIR}/wpr-usage.patch"
+	)
+
+	default
+
+	# default certificate, key and inject script in /usr/share/web_page_replay_go
+	local f
+	for f in wpr.go webpagereplay/legacyformatconvertor.go; do
+		sed -i -e 's^"\(wpr_cert\.pem\|wpr_key\.pem\|deterministic\.js\)"^"/usr/share/web_page_replay_go/\1"^' "${f}" || die "sed-editing ${f} failed"
+	done
+}
+
+src_compile() {
+	local t
+
+	for t in wpr.go httparchive.go; do
+		go build ${GOFLAGS} -mod=mod "${t}" || die "compiling ${t} failed"
+	done
+}
+
+src_install() {
+	dobin wpr
+	dobin httparchive
+
+	insinto /usr/share/${PN}
+	doins ../deterministic.js
+	doins ../wpr_cert.pem
+	doins ../wpr_key.pem
+	doins ../wpr_public_hash.txt
+}