--- /dev/null
+# Copyright 1999-2020 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=6
+
+SSL_CERT_MANDATORY=1
+
+inherit eutils pam rebar ssl-cert systemd
+
+DESCRIPTION="Robust, scalable and extensible XMPP server"
+HOMEPAGE="https://www.ejabberd.im/ https://github.com/processone/ejabberd/"
+SRC_URI="https://static.process-one.net/${PN}/downloads/${PV}/${P}.tgz
+ -> ${P}.tar.gz"
+
+LICENSE="GPL-2"
+SLOT="0"
+KEYWORDS="~amd64"
+REQUIRED_USE="mssql? ( odbc )"
+# TODO: Add 'tools' flag.
+IUSE="captcha debug full-xml hipe ldap mssql mysql odbc pam postgres redis
+ roster-gw sip sqlite stun zlib"
+
+RESTRICT="test"
+
+# TODO: Add dependencies for 'tools' flag enabled.
+# TODO: tools? (
+# TODO: >=dev-erlang/luerl-0.3
+# TODO: )
+DEPEND=">=dev-lang/erlang-19.3[hipe?,odbc?,ssl]
+ >=dev-erlang/cache_tab-1.0.22
+ >=dev-erlang/eimp-1.0.14
+ >=dev-erlang/fast_tls-1.1.4
+ >=dev-erlang/fast_xml-1.1.39
+ >=dev-erlang/fast_yaml-1.0.24
+ >=dev-erlang/yconf-1.0.4
+ >=dev-erlang/jiffy-1.0.1
+ >=dev-erlang/jose-1.9.0
+ >=dev-erlang/lager-3.6.10
+ >=dev-erlang/p1_oauth2-0.6.6
+ >=dev-erlang/p1_utils-1.0.18
+ >=dev-erlang/stringprep-1.0.19
+ >=dev-erlang/xmpp-1.4.5
+ >=dev-erlang/pkix-1.0.5
+ >=dev-erlang/mqtree-1.0.7
+ >=dev-erlang/idna-6.0.0
+ >=dev-erlang/p1_acme-1.0.5
+ >=dev-erlang/base64url-1.0
+ >=net-im/jabber-base-0.01
+ ldap? ( =net-nds/openldap-2* )
+ mysql? ( >=dev-erlang/p1_mysql-1.0.14 )
+ odbc? ( dev-db/unixODBC )
+ pam? ( >=dev-erlang/epam-1.0.7 )
+ postgres? ( >=dev-erlang/p1_pgsql-1.1.9 )
+ redis? ( >=dev-erlang/eredis-1.0.8 )
+ sip? ( >=dev-erlang/esip-1.0.32 )
+ sqlite? ( >=dev-erlang/sqlite3-1.1.6 )
+ stun? ( >=dev-erlang/stun-1.0.31 )
+ zlib? ( >=dev-erlang/ezlib-1.0.7 )"
+RDEPEND="${DEPEND}
+ captcha? ( media-gfx/imagemagick[truetype,png] )"
+
+DOCS=( CHANGELOG.md README.md )
+PATCHES=( "${FILESDIR}/${PN}-19.08-ejabberdctl.patch"
+ "${FILESDIR}/${PN}-19.08-0002-Dont-overwrite-service-file.patch")
+
+EJABBERD_CERT="${EPREFIX}/etc/ssl/ejabberd/server.pem"
+# Paths in net-im/jabber-base
+JABBER_ETC="${EPREFIX}/etc/jabber"
+JABBER_LOG="${EPREFIX}/var/log/jabber"
+JABBER_SPOOL="${EPREFIX}/var/spool/jabber"
+
+# Adjust example configuration file to Gentoo.
+# - Use our sample certificate.
+adjust_config() {
+ sed -rne "/^#?\s+certfiles:/{p;a\ - ${EJABBERD_CERT}" -e ":a;n;/^#?\s+-/ba};p" \
+ -i "${S}/ejabberd.yml.example" \
+ || die 'failed to adjust example config'
+ sed -re 's/^#\s+(certfiles)/\1/' \
+ -i "${S}/ejabberd.yml.example" \
+ || die 'failed to adjust example config'
+}
+
+# Set paths to ejabberd lib directory consistently to point always to directory
+# suffixed with version.
+correct_ejabberd_paths() {
+ sed -e "/^EJABBERDDIR[[:space:]]*=/{s:ejabberd:${P}:}" \
+ -i "${S}/Makefile.in" \
+ || die 'failed to set ejabberd path in Makefile.in'
+ sed -e "/EJABBERD_BIN_PATH=/{s:ejabberd:${P}:}" \
+ -i "${S}/ejabberdctl.template" \
+ || die 'failed to set ejabberd path in ejabberdctl.template'
+}
+
+# Get epam-wrapper from 'files' directory and correct path to lib directory in
+# it. epam-wrapper is placed into work directory. It is assumed no epam-wrapper
+# file exists there already.
+customize_epam_wrapper() {
+ local epam_wrapper_src="$1"
+ local epam_wrapper_dst="${S}/epam-wrapper"
+
+ [[ -e ${epam_wrapper_dst} ]] && die 'epam-wrapper already exists'
+ sed -r -e "s@^(ERL_LIBS=).*\$@\1${EPREFIX}$(get_erl_libs)@" \
+ "${epam_wrapper_src}" >"${epam_wrapper_dst}" \
+ || die 'failed to install epam-wrapper'
+}
+
+# Check if we are missing a default certificate.
+ejabberd_cert_missing() {
+ if grep -qs "^\s\+- ${EJABBERD_CERT}" "${EROOT%/}${JABBER_ETC}/ejabberd.yml"; then
+ if [[ -f "${EROOT%/}${EJABBERD_CERT}" ]]; then
+ # default certificate is present in config and exists - not installing
+ return 1
+ else
+ # default certificate is present in config
+ # but doesn't exist - need to install one
+ return 0
+ fi
+ fi
+ # no default certificate in config - not installing
+ return 1
+}
+
+# Generate and install sample ejabberd certificate. It's installed into
+# EJABBERD_CERT path.
+ejabberd_cert_install() {
+ SSL_ORGANIZATION="${SSL_ORGANIZATION:-ejabberd XMPP Server}"
+ install_cert "${EJABBERD_CERT%.*}"
+ chown root:jabber "${EROOT%/}${EJABBERD_CERT}" || die
+ chmod 0440 "${EROOT%/}${EJABBERD_CERT}" || die
+}
+
+# Get path to ejabberd lib directory.
+#
+# This is the path ./configure script Base for this path is path set in
+# ./configure script which is /usr/lib by default. If libdir is explicitely set
+# to something else than this should be adjusted here as well.
+get_ejabberd_path() {
+ echo "/usr/$(get_libdir)/${P}"
+}
+
+# Make ejabberd.service for systemd from upstream provided template.
+make_ejabberd_service() {
+ sed -r \
+ -e 's!@ctlscriptpath@!/usr/sbin!g' \
+ -e 's!^(User|Group)=(.*)!\1=jabber!' \
+ -e 's!^(After)=(.*)!\1=epmd.service network.target!' \
+ -e '/^After=/ a Requires=epmd.service' \
+ "${PN}.service.template" >"${PN}.service" \
+ || die 'failed to make ejabberd.service'
+}
+
+# Set paths to defined by net-im/jabber-base.
+set_jabberbase_paths() {
+ sed -e "/^ETCDIR[[:space:]]*=/{s:@sysconfdir@/ejabberd:${JABBER_ETC}:}" \
+ -e "/^LOGDIR[[:space:]]*=/{s:@localstatedir@/log/ejabberd:${JABBER_LOG}:}" \
+ -e "/^SPOOLDIR[[:space:]]*=/{s:@localstatedir@/lib/ejabberd:${JABBER_SPOOL}:}" \
+ -i "${S}/Makefile.in" \
+ || die 'failed to set paths in Makefile.in'
+ sed -e "s|\(ETC_DIR:=\"\){{sysconfdir}}[^\"]*|\1${JABBER_ETC}|" \
+ -e "s|\(LOGS_DIR:=\"\){{localstatedir}}[^\"]*|\1${JABBER_LOG}|" \
+ -e "s|\(SPOOL_DIR:=\"\){{localstatedir}}[^\"]*|\1${JABBER_SPOOL}|" \
+ -i "${S}/ejabberdctl.template" \
+ || die 'failed to set paths ejabberdctl.template'
+}
+
+# Skip installing docs because it's only COPYING that's installed by Makefile.
+skip_docs() {
+ gawk -i inplace '
+/# Documentation/, /^[[:space:]]*#?[[:space:]]*$/ {
+ if ($0 ~ /^[[:space:]]*#?[[:space:]]*$/) {
+ print $0;
+ } else {
+ next;
+ }
+}
+1
+' "${S}/Makefile.in" || die 'failed to remove docs section from Makefile.in'
+}
+
+src_prepare() {
+ default
+
+ rebar_remove_deps
+ correct_ejabberd_paths
+ set_jabberbase_paths
+ make_ejabberd_service
+ skip_docs
+ adjust_config
+ customize_epam_wrapper "${FILESDIR}/epam-wrapper"
+
+ rebar_fix_include_path fast_xml
+ rebar_fix_include_path p1_utils
+ rebar_fix_include_path xmpp
+
+ # Fix bug #591862. ERL_LIBS should point directly to ejabberd directory
+ # rather than its parent which is default. That way ejabberd directory
+ # takes precedence is module lookup.
+ local ejabberd_erl_libs="$(get_ejabberd_path):$(get_erl_libs)"
+ sed -e "s|\(ERL_LIBS=\){{libdir}}.*|\1${ejabberd_erl_libs}|" \
+ -i "${S}/ejabberdctl.template" \
+ || die 'failed to set ERL_LIBS in ejabberdctl.template'
+
+ sed -e "s|\(AC_INIT(ejabberd, \)m4_esyscmd([^)]*)|\1[$PV]|" \
+ -i configure.ac || die "Failed to write correct version to configure"
+ # eautoreconf # required in case of download from github
+}
+
+src_configure() {
+ econf \
+ --docdir="${EPREFIX}/usr/share/doc/${PF}/html" \
+ --enable-user=jabber \
+ --disable-system-deps \
+ $(use_enable debug) \
+ $(use_enable full-xml) \
+ $(use_enable hipe) \
+ $(use_enable mssql) \
+ $(use_enable mysql) \
+ $(use_enable odbc) \
+ $(use_enable pam) \
+ $(use_enable postgres pgsql) \
+ $(use_enable redis) \
+ $(use_enable roster-gw roster-gateway-workaround) \
+ $(use_enable sqlite) \
+ $(use_enable sip) \
+ $(use_enable stun) \
+ $(use_enable zlib)
+
+ # more options to support
+ # --enable-elixir requires https://github.com/elixir-lang/elixir
+}
+
+src_compile() {
+ emake REBAR='rebar -v' src
+}
+
+src_install() {
+ default
+
+ keepdir /var/lib/lock/ejabberdctl
+ rm -rf "${ED%/}/var/log" || die
+ rm -rf "${ED%/}/var/spool" || die
+
+ if use pam; then
+ local epam_path="$(get_ejabberd_path)/priv/bin/epam"
+
+ pamd_mimic_system xmpp auth account || die "cannot create pam.d file"
+ into "$(get_ejabberd_path)/priv"
+ newbin epam-wrapper epam
+ fi
+
+ newconfd "${FILESDIR}/${PN}.confd" "${PN}"
+ newinitd "${FILESDIR}/${PN}.initd" "${PN}"
+ systemd_dounit "${PN}.service"
+ systemd_dotmpfilesd "${FILESDIR}/${PN}.tmpfiles.conf"
+
+ insinto /etc/logrotate.d
+ newins "${FILESDIR}/${PN}.logrotate" "${PN}"
+}
+
+pkg_preinst() {
+ if use pam; then
+ einfo "Adding jabber user to epam group to allow ejabberd to use PAM" \
+ "authentication"
+ # See
+ # <https://docs.ejabberd.im/admin/configuration/#pam-authentication>.
+ # epam binary is installed by dev-erlang/epam package, therefore SUID
+ # is set by that package. Instead of jabber group it uses epam group,
+ # therefore we need to add jabber user to epam group.
+ usermod -a -G epam jabber || die
+ fi
+}
+
+pkg_postinst() {
+ if [[ ! ${REPLACING_VERSIONS} ]]; then
+ echo
+ elog "For configuration instructions, please see"
+ elog " https://docs.ejabberd.im/"
+ echo
+ fi
+ if [[ " ${REPLACING_VERSIONS} " =~ \ 17\. ]]; then
+ ewarn If you are updating from an older version like 17.x
+ ewarn you may need to add an access_rules section to your
+ ewarn ejabberd.yml config file.
+ ewarn Otherwise authentication will be broken and users
+ ewarn will not be able to log in.
+ echo
+ fi
+
+ if ejabberd_cert_missing; then
+ ejabberd_cert_install
+ fi
+}
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