net-vpn/i2p: add 2.6.0

Signed-off-by: Valérian Rousset <tharvik@users.noreply.github.com>
Closes: https://github.com/gentoo/gentoo/pull/37939
Signed-off-by: Joonas Niilola <juippis@gentoo.org>

3 files changed, 554 insertions, 0 deletions

diff --git a/net-vpn/i2p/Manifest b/net-vpn/i2p/Manifest
index 64b2a9814809..b9560b8355df 100644
--- a/net-vpn/i2p/Manifest
+++ b/net-vpn/i2p/Manifest
@@ -1 +1,2 @@
 DIST i2psource_2.5.2.tar.bz2 33791390 BLAKE2B ceb74d4dd1c694aa174d9861615f5765f5620a803a5bd8b30eb8f986b2855a70e38c90899ed655f5cb65af5dde1a9572d4bb4ad5d244e5a62805a81325bf8419 SHA512 92ee39fb75b8b3bc4a06ea04831d2267d0fcd52a250eaa5b162f3c1e2c29207a51dcbafe4eab4fcfa87b21317201911d5bdafc118f5493c98bb86d0513fc9c88
+DIST i2psource_2.6.0.tar.bz2 33486530 BLAKE2B c9a39f4700c590a4e9e6ba621f24d1b6b181e6e69433493259bd59113231c2023c506419298ae6ed158808c0a45bed91038ab92c96147973ec947a787f91f56c SHA512 fdabd15084d0f66474d70e4786951be31e7a0fb4bf8094cd1a442beebd3c81d5f00d88ddc4b79b79d1494e2ad469c2b8028279e1259cd80a6ba68b6265d1be2e
diff --git a/net-vpn/i2p/files/2.6.0-force-gentoo-classpath.patch b/net-vpn/i2p/files/2.6.0-force-gentoo-classpath.patch
new file mode 100644
index 000000000000..e0be1a1926f6
--- /dev/null
+++ b/net-vpn/i2p/files/2.6.0-force-gentoo-classpath.patch
@@ -0,0 +1,291 @@
+commit 0d7543a63f99fb1713274fd8619d0d7285f68727
+Author: tharvik <tharvik@users.noreply.github.com>
+Date:   Sat Aug 17 13:56:51 2024 +0200
+
+    add gentoo.classpath
+
+diff --git a/apps/i2pcontrol/build.xml b/apps/i2pcontrol/build.xml
+index c350b0b73..db73702f4 100644
+--- a/apps/i2pcontrol/build.xml
++++ b/apps/i2pcontrol/build.xml
+@@ -24,6 +24,7 @@
+         <pathelement location="${wrapperlib}/wrapper.jar" />
+         <!-- following jar only present for debian builds -->
+         <pathelement location="../../core/java/build/json-simple.jar" />
++        <pathelement path="${gentoo.classpath}" />
+     </path>
+ 
+     <path id="cpSocket">
+@@ -33,6 +34,7 @@
+         <pathelement location="${wrapperlib}/wrapper.jar" />
+         <!-- following jar only present for debian builds -->
+         <pathelement location="../../core/java/build/json-simple.jar" />
++        <pathelement path="${gentoo.classpath}" />
+     </path>
+ 
+     <target name="all" depends="clean, build" />
+diff --git a/apps/i2psnark/java/build.xml b/apps/i2psnark/java/build.xml
+index 7033fccff..6701a4f47 100644
+--- a/apps/i2psnark/java/build.xml
++++ b/apps/i2psnark/java/build.xml
+@@ -63,6 +63,7 @@
+                 <pathelement location="../../jetty/jettylib/org.mortbay.jetty.jar" />
+                 <pathelement location="../../jetty/jettylib/jetty-util.jar" />
+                 <pathelement location="../../desktopgui/dist/desktopgui.jar" />
++                <pathelement path="${gentoo.classpath}" />
+             </classpath>
+         </javac>
+     </target>
+diff --git a/apps/i2ptunnel/java/build.xml b/apps/i2ptunnel/java/build.xml
+index fc40aa32b..91725ab16 100644
+--- a/apps/i2ptunnel/java/build.xml
++++ b/apps/i2ptunnel/java/build.xml
+@@ -45,7 +45,7 @@
+             destdir="./build/obj"
+             includeAntRuntime="false"
+             encoding="UTF-8"
+-            classpath="../../../core/java/build/i2p.jar:../../../core/java/build/gnu-getopt.jar:../../ministreaming/java/build/mstreaming.jar" >
++            classpath="../../../core/java/build/i2p.jar:../../../core/java/build/gnu-getopt.jar:../../ministreaming/java/build/mstreaming.jar:${gentoo.classpath}" >
+             <compilerarg line="${javac.compilerargs}" />
+         </javac>
+     </target>
+@@ -373,6 +373,7 @@
+                 <!-- required for multipart form handling in register.jsp -->
+                 <pathelement location="../../jetty/jettylib/jetty-i2p.jar" />
+                 <pathelement location="../../jetty/jettylib/jspc.jar" />
++                <pathelement path="${gentoo.classpath}" />
+             </classpath>
+             <arg value="-d" />
+             <arg value="../jsp/WEB-INF/classes" />
+@@ -410,6 +411,7 @@
+                 <pathelement location="../../../core/java/build/i2p.jar" />
+                 <!-- required for multipart form handling in register.jsp -->
+                 <pathelement location="../../jetty/jettylib/jetty-i2p.jar" />
++                <pathelement path="${gentoo.classpath}" />
+             </classpath>
+         </javac>
+         <copy file="../jsp/web.xml" tofile="../jsp/web-out.xml" />
+@@ -477,6 +479,7 @@
+                 <pathelement location="../../ministreaming/java/build/mstreaming.jar" />
+                 <pathelement location="../../streaming/java/build/streaming.jar" />
+                 <pathelement location="${junit.home}/junit4.jar" />
++                <pathelement path="${gentoo.classpath}" />
+             </classpath>
+             <batchtest>
+                 <fileset dir="./test/junit/">
+diff --git a/apps/imagegen/imagegen/build.xml b/apps/imagegen/imagegen/build.xml
+index ea55c2c7e..83d17e36c 100644
+--- a/apps/imagegen/imagegen/build.xml
++++ b/apps/imagegen/imagegen/build.xml
+@@ -8,6 +8,7 @@
+         <pathelement location="../identicon/build/identicon.jar" />
+         <pathelement location="../zxing/build/zxing.jar" />
+         <pathelement location="../../../build/i2p.jar" />
++        <pathelement path="${gentoo.classpath}" />
+     </path>
+ 
+     <target name="all" depends="war" />
+diff --git a/apps/jetty/build.xml b/apps/jetty/build.xml
+index 3eed66acf..79d664ca9 100644
+--- a/apps/jetty/build.xml
++++ b/apps/jetty/build.xml
+@@ -418,6 +418,7 @@
+                 <pathelement location="./jettylib/org.mortbay.jetty.jar" />
+                 <!-- following jar only present for debian builds -->
+                 <pathelement location="./jettylib/tomcat-api.jar" />
++                <pathelement path="${gentoo.classpath}" />
+             </classpath>
+             <compilerarg line="${javac.compilerargs}" />
+         </javac>
+diff --git a/apps/ministreaming/java/build.xml b/apps/ministreaming/java/build.xml
+index 7e589cb81..387c09eae 100644
+--- a/apps/ministreaming/java/build.xml
++++ b/apps/ministreaming/java/build.xml
+@@ -262,6 +262,7 @@
+                 <pathelement location="${mockito.home}/byte-buddy.jar" />
+                 <pathelement location="${mockito.home}/objenesis.jar" />
+                 <pathelement location="${mockito.home}/mockito-core.jar" />
++                <pathelement path="${gentoo.classpath}" />
+             </classpath>
+             <compilerarg line="${javac.compilerargs}" />
+         </javac>
+@@ -326,6 +327,7 @@
+                 <pathelement location="../../build/jbigi.jar" />
+                 <pathelement location="${with.clover}" />
+                 <pathelement location="${with.cobertura}" />
++                <pathelement path="${gentoo.classpath}" />
+             </classpath>
+             <batchtest todir="../../../reports/ministreaming/junit/">
+                 <fileset dir="./test/junit">
+diff --git a/apps/routerconsole/java/build.xml b/apps/routerconsole/java/build.xml
+index 3f9c7ba4b..abcac8aec 100644
+--- a/apps/routerconsole/java/build.xml
++++ b/apps/routerconsole/java/build.xml
+@@ -88,6 +88,7 @@
+                 <!-- following jars only present for debian builds -->
+                 <pathelement location="../../jetty/jettylib/tomcat-api.jar" />
+                 <pathelement location="../../../core/java/build/json-simple.jar" />
++                <pathelement path="${gentoo.classpath}" />
+             </classpath>
+         </javac>
+     </target>
+@@ -499,6 +500,7 @@
+                 <pathelement location="build/obj/" />
+                 <pathelement location="../../../router/java/build/router.jar" />
+                 <pathelement location="../../../core/java/build/i2p.jar" />
++                <pathelement path="${gentoo.classpath}" />
+             </classpath>
+             <arg value="-d" />
+             <arg value="../jsp/WEB-INF/classes" />
+@@ -539,6 +541,7 @@
+                 <pathelement location="build/obj/" />
+                 <pathelement location="../../../router/java/build/router.jar" />
+                 <pathelement location="../../../core/java/build/i2p.jar" />
++                <pathelement path="${gentoo.classpath}" />
+             </classpath>
+         </javac>
+ 
+diff --git a/apps/sam/java/build.xml b/apps/sam/java/build.xml
+index bd5782b73..d0c12b334 100644
+--- a/apps/sam/java/build.xml
++++ b/apps/sam/java/build.xml
+@@ -18,6 +18,7 @@
+                 <pathelement location="../../../core/java/build/obj" />
+                 <pathelement location="../../../core/java/build/gnu-getopt.jar" />
+                 <pathelement location="../../ministreaming/java/build/obj" />
++                <pathelement path="${gentoo.classpath}" />
+             </classpath>
+         </depend>
+     </target>
+@@ -39,7 +40,7 @@
+             includeAntRuntime="false"
+             encoding="UTF-8"
+             destdir="./build/obj" 
+-            classpath="../../../core/java/build/i2p.jar:../../../core/java/build/gnu-getopt.jar:../../ministreaming/java/build/mstreaming.jar" >
++            classpath="../../../core/java/build/i2p.jar:../../../core/java/build/gnu-getopt.jar:../../ministreaming/java/build/mstreaming.jar:${gentoo.classpath}" >
+             <compilerarg line="${javac.compilerargs}" />
+         </javac>
+     </target>
+diff --git a/apps/streaming/java/build.xml b/apps/streaming/java/build.xml
+index ecfa0ebfd..690b456de 100644
+--- a/apps/streaming/java/build.xml
++++ b/apps/streaming/java/build.xml
+@@ -76,6 +76,7 @@
+                 <pathelement location="${mockito.home}/byte-buddy.jar" />
+                 <pathelement location="${mockito.home}/objenesis.jar" />
+                 <pathelement location="${mockito.home}/mockito-core.jar" />
++                <pathelement path="${gentoo.classpath}" />
+             </classpath>
+             <compilerarg line="${javac.compilerargs}" />
+         </javac>
+@@ -143,6 +144,7 @@
+                 <pathelement location="../../build/jbigi.jar" />
+                 <pathelement location="${with.clover}" />
+                 <pathelement location="${with.cobertura}" />
++                <pathelement path="${gentoo.classpath}" />
+             </classpath>
+             <batchtest todir="../../../reports/streaming/junit/">
+                 <fileset dir="./test/junit">
+diff --git a/apps/susidns/src/build.xml b/apps/susidns/src/build.xml
+index 801881118..2d34278e9 100644
+--- a/apps/susidns/src/build.xml
++++ b/apps/susidns/src/build.xml
+@@ -35,6 +35,7 @@
+ 		<pathelement location="${ant.home}/lib/ant.jar" />
+ 		<pathelement location="../../../core/java/build/i2p.jar" />
+ 		<pathelement location="../../addressbook/dist/addressbook.jar" />
++		<pathelement path="${gentoo.classpath}" />
+  	</path>
+ 
+ 	<property name="javac.compilerargs" value="" />
+diff --git a/apps/susimail/build.xml b/apps/susimail/build.xml
+index a8c8cfffa..098b911db 100644
+--- a/apps/susimail/build.xml
++++ b/apps/susimail/build.xml
+@@ -53,6 +53,7 @@
+                 <!-- tomcat-api.jar only present for debian builds -->
+                 <pathelement location="../jetty/jettylib/tomcat-api.jar" />
+                 <pathelement location="../jetty/jettylib/jetty-i2p.jar" />
++                <pathelement path="${gentoo.classpath}" />
+             </classpath>
+         </javac>
+     </target>
+diff --git a/core/java/build.xml b/core/java/build.xml
+index be590b093..4dc18c711 100644
+--- a/core/java/build.xml
++++ b/core/java/build.xml
+@@ -72,7 +72,7 @@
+                debuglevel="lines,vars,source"
+                includeAntRuntime="false"
+                encoding="UTF-8"
+-               destdir="./build/obj" classpath="${javac.classpath.mod}" >
++               destdir="./build/obj" classpath="${javac.classpath.mod}:${gentoo.classpath}" >
+             <compilerarg line="${javac.compilerargs}" />
+             <include name="**/*.java" />
+             <exclude name="${source.exclude1}" />
+@@ -284,6 +284,7 @@
+                 <pathelement location="${scalactic.jar}" />
+                 <pathelement location="${scalatest.jar}" />
+                 <pathelement location="./build/obj" />
++                <pathelement path="${gentoo.classpath}" />
+             </classpath>
+         </scalac>
+     </target>
+@@ -319,6 +320,7 @@
+                 <pathelement location="${mockito.home}/objenesis.jar" />
+                 <pathelement location="${mockito.home}/mockito-core.jar" />
+                 <pathelement location="${junit.home}/junit4.jar" />
++                <pathelement path="${gentoo.classpath}" />
+             </classpath>
+             <compilerarg line="${javac.compilerargs}" />
+         </javac>
+@@ -485,6 +487,7 @@
+                 <pathelement location="../../build/jbigi.jar" />
+                 <pathelement location="${with.clover}" />
+                 <pathelement location="${with.cobertura}" />
++                <pathelement path="${gentoo.classpath}" />
+             </classpath>
+             <batchtest todir="../../reports/core/junit/">
+                 <fileset dir="./test/junit/">
+diff --git a/installer/tools/java/build.xml b/installer/tools/java/build.xml
+index 51c45cebf..81b0f6f26 100644
+--- a/installer/tools/java/build.xml
++++ b/installer/tools/java/build.xml
+@@ -29,7 +29,7 @@
+             release="${javac.release}"
+             includeAntRuntime="false"
+             encoding="UTF-8"
+-            destdir="./build/obj" classpath="${javac.classpath}:../../../build/i2p.jar:../../../core/java/build/gnu-getopt.jar:../../../build/router.jar" >
++            destdir="./build/obj" classpath="${javac.classpath}:../../../build/i2p.jar:../../../core/java/build/gnu-getopt.jar:../../../build/router.jar:${gentoo.classpath}" >
+             <compilerarg line="${javac.compilerargs}" />
+         </javac>
+     </target>
+diff --git a/router/java/build.xml b/router/java/build.xml
+index 34cf4c1f7..0b0833e38 100644
+--- a/router/java/build.xml
++++ b/router/java/build.xml
+@@ -48,7 +48,7 @@
+                debuglevel="lines,vars,source"
+                includeAntRuntime="false"
+                encoding="UTF-8"
+-               destdir="./build/obj" classpath="../../core/java/build/obj:../../core/java/build/i2p.jar:../../core/java/build/gnu-getopt.jar:../../core/java/build/httpclient.jar:../../core/java/build/httpcore.jar" >
++               destdir="./build/obj" classpath="../../core/java/build/obj:../../core/java/build/i2p.jar:../../core/java/build/gnu-getopt.jar:../../core/java/build/httpclient.jar:../../core/java/build/httpcore.jar:${gentoo.classpath}" >
+             <compilerarg line="${javac.compilerargs}" />
+         </javac>
+     </target>
+@@ -285,6 +285,7 @@
+                 <pathelement location="${hamcrest.home}/hamcrest-all.jar" />
+                 <pathelement location="${junit.home}/junit4.jar" />
+                 <pathelement location="../../core/java/build/i2ptest.jar" />
++                <pathelement path="${gentoo.classpath}" />
+             </classpath>
+             <compilerarg line="${javac.compilerargs}" />
+         </javac>
+@@ -431,6 +432,7 @@
+                 <pathelement location="../../build/jbigi.jar" />
+                 <pathelement location="${with.clover}" />
+                 <pathelement location="${with.cobertura}" />
++                <pathelement path="${gentoo.classpath}" />
+             </classpath>
+             <batchtest todir="../../reports/router/junit/">
+                 <fileset dir="./test/junit">
diff --git a/net-vpn/i2p/i2p-2.6.0.ebuild b/net-vpn/i2p/i2p-2.6.0.ebuild
new file mode 100644
index 000000000000..a77f1880f29d
--- /dev/null
+++ b/net-vpn/i2p/i2p-2.6.0.ebuild
@@ -0,0 +1,262 @@
+# Copyright 1999-2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+JAVA_PKG_IUSE="test"
+
+inherit java-pkg-2 systemd toolchain-funcs
+
+DESCRIPTION="A privacy-centric, anonymous network"
+HOMEPAGE="https://geti2p.net"
+SRC_URI="https://files.i2p-projekt.de/${PV}/i2psource_${PV}.tar.bz2"
+
+LICENSE="Apache-2.0 Artistic BSD CC-BY-2.5 CC-BY-3.0 CC-BY-SA-3.0 EPL-1.0 GPL-2 GPL-3 LGPL-2.1 LGPL-3 MIT public-domain WTFPL-2"
+SLOT="0"
+
+KEYWORDS="~amd64 ~arm ~arm64 ~x86"
+LANGS=(
+	ar az bg ca cs da de el en es es-AR et fa fi fr gl he hi hr hu id it ja ko ku mg nb nl nn pl pt pt-BR ro ru sk sl sq
+	sr sv tk tr uk vi zh zh-TW
+)
+IUSE="${LANGS[@]/#/l10n_}"
+
+CP_DEPEND="
+	dev-java/bcprov:0
+	dev-java/hashcash:1
+	dev-java/httpcomponents-client:4
+	dev-java/identicon:1
+	dev-java/java-getopt:1
+	dev-java/java-service-wrapper:0
+	dev-java/jbcrypt:0
+	dev-java/json-simple:2.3
+	dev-java/jsonrpc2-server:1
+	dev-java/jstl:0
+	dev-java/jstl-api:0
+	dev-java/minidns-core:1
+	dev-java/zxing-core:3
+	dev-java/zxing-javase:3
+	sys-devel/gettext:0[java]
+	www-servers/tomcat:9
+"
+# jdk-11 for bug #932030
+DEPEND="
+	dev-libs/gmp:0=
+	${CP_DEPEND}
+	>=virtual/jdk-11:*
+	test? (
+		dev-java/hamcrest:0
+		dev-java/junit:4
+		dev-java/mockito:4
+	)
+"
+BDEPEND="
+	>=dev-java/ant-1.10.14-r3:0
+	test? (
+		>=dev-java/ant-1.10.14-r3:0[junit4]
+	)
+"
+RDEPEND="
+	${CP_DEPEND}
+	acct-user/i2p
+	acct-group/i2p
+	>=virtual/jre-11:*
+"
+
+PATCHES=( "${FILESDIR}/${PV}-force-gentoo-classpath.patch" )
+
+DOCS=( README.md history.txt )
+
+src_prepare() {
+	default # apply PATCHES
+
+	# remove hardcoded javac's source & target
+	find -name build.xml \
+		-exec sed -Ei 's,(source|target)="\$\{javac\.version\}",,g' {} + ||
+		die "remove javac's source & target in build files"
+
+	java-pkg-2_src_prepare
+
+	# remove most bundled, excepted the next ones.
+	# apps/addressbook/java/src/net/metanotion too much code drift
+	# apps/i2psnark/java/src/org/klomp/snark too much code drift
+	# apps/jrobin need rrd4j ebuild
+	# apps/routerconsole/java/src/{com,edu} too much code drift
+	# {core,router}/java/src/com/southernstorm/noise use internal symbols
+	# core/java/src/freenet too much code drift
+	# core/java/src/gnu/crypto too much code drift
+	# router/java/src/com/maxmind changed interface
+	# router/java/src/org/cybergarage unable to find version 3
+	# router/java/src/org/freenetproject too big to pull
+	# router/java/src/org/xlattice changed interface
+	java-pkg_clean ! \
+		-path "./apps/jetty/jetty-distribution-*" # need to package jetty
+	( cat >> override.properties || die 'set unbundled properties' ) <<- EOF
+		require.gettext=true
+		with-libgetopt-java=true
+		with-libjakarta-taglibs-standard-java=true
+		with-libjson-simple-java=true
+		with-libtomcat9-java=true
+		with-gettext-base=true
+		# with-geoip-database=true need std geoip use
+		# with-libjetty9-java=true needs a jetty ebuild
+	EOF
+
+	# bcprov
+	rm -r core/java/src/net/i2p/crypto/elgamal || die 'unbundle bcprov'
+	sed -e 's,net\.i2p\.crypto\.elgamal\.spec,org.bouncycastle.jce.spec,' \
+		-i core/java/src/net/i2p/crypto/CryptoConstants.java ||
+		die 'redirect imports of bcprov'
+	# getopt, gettext
+	rm -r core/java/src/gnu/{getopt,gettext} || die 'unbundle GNU code'
+	# httpcomponents-client
+	rm -r core/java/src/net/i2p/apache || die 'unbundle httpcomponents-client'
+	sed -e 's,net\.i2p\.apache,org.apache,' \
+		-i core/java/src/net/i2p/util/{Addresses,I2PSSLSocketFactory}.java \
+			apps/i2pcontrol/java/net/i2p/i2pcontrol/HostCheckHandler.java ||
+		die 'redirect imports of httpcomponents-client'
+	# identicon, zxing
+	rm -r apps/imagegen/{identicon,zxing} || die 'unbundle identicon & zxing'
+	sed -e '/LICENSE-Identicon.txt/d' -i build.xml &&
+	sed -E '/dir="[^"]*(identicon|zxing)/d' -i apps/imagegen{/imagegen,}/build.xml &&
+	sed -E '/(todir="build\/WEB-INF\/classes"|<\/copy>)/d' -i apps/imagegen/imagegen/build.xml ||
+		die 'do not depend on unbundled'
+	mkdir -p apps/imagegen/identicon/build || die 'create built identicon dependencies'
+	java-pkg_jar-from --into apps/imagegen/identicon/build identicon-1
+	# hashcash
+	rm core/java/src/com/nettgryppa/security/HashCash.java ||
+		die 'unbundle hashcash'
+	# jbcrypt, jsonrpc2-*
+	rm -r apps/i2pcontrol/java/{com,org} || die 'unbundle jbcrypt & jsonrpc2-*'
+	# jstl*
+	sed -E '/"apps\/susidns\/src\/lib\/(jstl|standard).jar"/d' -i build.xml ||
+		die 'unbundle jstl*'
+	java-pkg_jar-from --into apps/susidns/src/lib jstl jstl-impl.jar standard.jar
+	java-pkg_jar-from --into apps/susidns/src/lib jstl-api jstl-api.jar jstl.jar
+	# minidns-core, json-simple
+	rm -r core/java/src/org || die 'unbundle minidns-core & json-simple'
+	mkdir core/java/build || die 'create built core dependencies'
+	java-pkg_jar-from --into core/java/build json-simple-2.3
+
+	# keep only enabled locales
+	local lang
+	for lang in ${LANGS[@]}
+	do
+		if ! use "l10n_${lang}"
+		then
+			find -regextype egrep \
+					-regex ".*[_\\./]${lang/-/_}.(html|po|1)" \
+				-delete || die "unbundling ${lang} translations"
+		fi
+	done
+
+	# fix some locale names
+	find -name '*_in.*' -exec rename --no-overwrite _in. _id. {} \; &&
+	find -name '*_iw.*' -exec rename --no-overwrite _iw. _he. {} \; ||
+		die 'fix some locale names'
+}
+
+src_configure() {
+	# build for our JDK
+	cat >> override.properties <<-EOF || die 'set JDK infos'
+		ant.build.javac.source=$(java-pkg_get-source)
+		ant.build.javac.target=$(java-pkg_get-target)
+	EOF
+
+	# deamon shouldn't start GUI
+	sed -i 's|\(clientApp.4.startOnLoad\)=true|\1=false|' \
+		installer/resources/clients.config ||
+		die 'avoid auto starting browser'
+
+	# yep, that's us
+	echo 'build.built-by=Gentoo' >> override.properties ||
+		die 'bragging failed'
+
+	# support no-UTF-8 build systems
+	echo 'file.encoding=UTF-8' >> override.properties ||
+		die 'set files encoding'
+}
+
+src_compile() {
+	local libs='bcprov,gettext,hashcash-1,httpcomponents-client-4'
+	libs+=',java-getopt-1,java-service-wrapper,jbcrypt,jsonrpc2-server-1'
+	libs+=',tomcat-9,minidns-core-1,zxing-javase-3'
+	eant \
+		-Dgentoo.classpath=`java-pkg_getjars --with-dependencies "${libs}"` \
+		preppkg-base
+
+	local compile_lib
+	compile_lib() {
+		local name="${1}"
+		shift 1
+
+		"$(tc-getCC)" "${@}" -Iinclude ${CFLAGS} $(java-pkg_get-jni-cflags) \
+			${LDFLAGS} -shared -fPIC "-Wl,-soname,lib${name}.so" \
+			"src/${name}.c" -o "lib${name}.so"
+	}
+
+	cd "${S}/core/c/jbigi/jbigi" || die "unable to cd to jbigi"
+	compile_lib jbigi -lgmp || die "unable to build jbigi"
+
+	if use amd64 || use x86; then
+		cd "${S}/core/c/jcpuid" || die "unable to cd to jcpuid"
+		compile_lib jcpuid || die "unable to build jcpuid"
+	fi
+}
+
+src_test() {
+	# avoid rebuilding
+	sed -e '/<delete dir=".\/build" \/>/d' -i core/java/build.xml ||
+		die 'avoid building twice'
+
+	# halt on error
+	find -name build.xml \
+		-execdir sed -e 's/<junit /\0haltonerror="yes" /' -i {} + ||
+		die 'ensure test failures propagate'
+
+	local libs='bcprov,gettext,hashcash-1,httpcomponents-client-4'
+	libs+=',java-getopt-1,java-service-wrapper,jbcrypt,jsonrpc2-server-1'
+	libs+=',tomcat-9,minidns-core-1,zxing-javase-3'
+	libs+=',hamcrest,junit-4,mockito-4'
+	# no scala as depending on antlib.xml not installed by dev-lang/scala
+	eant \
+		-Dgentoo.classpath=`java-pkg_getjars --build-only --with-dependencies "${libs}"` \
+		junit.test
+}
+
+src_install() {
+	# install basic documentation
+	einstalldocs
+	doman installer/resources/man/eepget.*
+
+	# install main files
+	java-pkg_doso core/c/jbigi/jbigi/libjbigi.so
+	if use amd64 || use x86; then
+		java-pkg_doso core/c/jcpuid/libjcpuid.so
+	fi
+	cd "${S}/pkg-temp" || die 'unable to change dir to built artifacts'
+	java-pkg_dojar lib/*.jar
+	java-pkg_dowar webapps/*.war
+
+	# install shared
+	insinto /usr/share/i2p
+	doins blocklist.txt hosts.txt {clients,i2p*}.config
+	doins -r certificates docs eepsite geoip scripts
+
+	# install daemons
+	newinitd "${FILESDIR}/i2p.init" i2p
+	systemd_dounit "${FILESDIR}/i2p.service"
+
+	# setup dirs
+	keepdir /var/log/i2p /var/lib/i2p
+	fowners i2p:i2p /var/lib/i2p /var/log/i2p
+
+	# create own launchers
+	java-pkg_dolauncher i2prouter --main net.i2p.router.Router --jar i2p.jar \
+		--pwd "${EPREFIX}/usr/share/i2p" \
+		--java_args "\
+			-Di2p.dir.config=${EPREFIX}/var/lib/i2p \
+			-Di2p.dir.log=${EPREFIX}/var/log/i2p \
+			-DloggerFilenameOverride=${EPREFIX}/var/log/i2p/router-@"
+	java-pkg_dolauncher eepget --main net.i2p.util.EepGet --jar i2p.jar
+}