mail-filter/postgrey: restore 1.37 (modernised)

This reverts commit 5db5e8f.
Contains a different form of the whitelist which may be useful
for some people. No real rush to cleanup.

Bug: https://bugs.gentoo.org/811882
Signed-off-by: Sam James <[email protected]>

mail-filter/postgrey/Manifest

@@ -1 +1,2 @@
+DIST postgrey-1.37.tar.gz 41815 BLAKE2B dd8a1f62f56a614c25863afde089f1882a1567e3a53a24b1d12b6f23994388caf99059f05775853065143f4f953a6fd964625d5c865993e0e679dd545b848c11 SHA512 369968212ea60539efc0d4a7ae84f7c3ce13f5622e6ee070a0089423ef81ca8f7541ebd20289291d0e6a3aec2ca30dbc9c0d9c0a6f0a686adfadb5d0dd7830ca
 DIST postgrey-1.37_p20190625.tar.gz 124667 BLAKE2B ca2caba51a72198e42d6d4d9c5c7590b62c1bd1589d05bfb4096fb4d95ff62ff96976beac8c1b35136a4a6830af936244485ff7dcdcd46d8558a4bef0bbb123a SHA512 f3caf3c7663bd8784701c7e1ad45d1c577edf6fac14591a6983fda25e7f8a875f2501780a8f97ce72e6a324878404e9ac2a003a07ae07ad4debae61fe734b8d4

mail-filter/postgrey/postgrey-1.37.ebuild

@@ -0,0 +1,74 @@
+# Copyright 1999-2021 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+inherit systemd
+
+DESCRIPTION="Postgrey is a Postfix policy server implementing greylisting"
+HOMEPAGE="https://postgrey.schweikert.ch/"
+SRC_URI="http://postgrey.schweikert.ch/pub/${P}.tar.gz
+	http://postgrey.schweikert.ch/pub/old/${P}.tar.gz"
+
+LICENSE="GPL-2"
+SLOT="0"
+KEYWORDS="amd64 ~arm ~arm64 ~hppa ~ppc ppc64 x86"
+
+DEPEND="
+	acct-group/postgrey
+	acct-user/postgrey
+"
+# TODO: Use db.eclass?
+RDEPEND="
+	${DEPEND}
+	>=dev-lang/perl-5.6.0
+	dev-perl/Net-Server
+	dev-perl/IO-Multiplex
+	dev-perl/BerkeleyDB
+	dev-perl/Net-DNS
+	dev-perl/NetAddr-IP
+	dev-perl/Net-RBLClient
+	dev-perl/Parse-Syslog
+	virtual/perl-Digest-SHA
+	>=sys-libs/db-4.1
+"
+
+src_prepare() {
+	default
+
+	# bug 479400
+	sed -i 's@#!/usr/bin/perl -T -w@#!/usr/bin/perl -w@' postgrey || die "sed failed"
+}
+
+src_install() {
+	# postgrey data/DB in /var
+	diropts -m0770 -o ${PN} -g ${PN}
+	dodir /var/spool/postfix/${PN}
+	keepdir /var/spool/postfix/${PN}
+	fowners postgrey:postgrey /var/spool/postfix/${PN}
+	fperms 0770 /var/spool/postfix/${PN}
+
+	# postgrey binary
+	dosbin ${PN}
+	dosbin contrib/postgreyreport
+
+	# policy-test script
+	dosbin policy-test
+
+	# postgrey data in /etc/postfix
+	insinto /etc/postfix
+	insopts -o root -g ${PN} -m 0640
+	doins postgrey_whitelist_clients postgrey_whitelist_recipients
+
+	# documentation
+	dodoc Changes README README.exim
+
+	# init.d + conf.d files
+	insopts -o root -g root -m 755
+	newinitd "${FILESDIR}"/${PN}-1.34-r3.rc.new ${PN}
+
+	insopts -o root -g root -m 640
+	newconfd "${FILESDIR}"/${PN}.conf.new ${PN}
+
+	systemd_dounit "${FILESDIR}"/postgrey.service
+}