openssh: enable systemd socket activation for sshd by default.

srcpkgs/openssh/files/sshd.socket

@@ -0,0 +1,10 @@
+[Unit]
+Conflicts=sshd.service
+
+[Socket]
+ListenStream=22
+Accept=yes
+
+[Install]
+WantedBy=sockets.target
+Also=sshdgenkeys.service

srcpkgs/openssh/files/sshd@.service

@@ -0,0 +1,8 @@
+[Unit]
+Description=OpenSSH Per-Connection Daemon
+After=sshdgenkeys.service
+
+[Service]
+ExecStart=-/usr/sbin/sshd -i
+StandardInput=socket
+StandardError=syslog

srcpkgs/openssh/openssh-client.template

@@ -1,14 +1,12 @@
 # Template file for 'openssh-client'.
 #
-depends="openssh>=6.0p1"
+conf_files="/etc/ssh/ssh_config"
+depends="openssh>=$version"
 short_desc="The OpenSSH client"
 long_desc="${long_desc}
 
  This package contains the ${pkgname} client files."
 
-conf_files="/etc/ssh/ssh_config"
-
-
 do_install() {
 	for f in scp sftp slogin ssh ssh-add ssh-agent \
 		 ssh-copy-id ssh-keyscan findssl; do

srcpkgs/openssh/openssh-server.INSTALL

@@ -0,0 +1,15 @@
+case $ACTION in
+post)
+	cat <<_EOF
+===========================================================================
+Two systemd services are provided by ${PKGNAME}-${VERSION}:
+
+	- sshd.service (starts a single instance of sshd)
+	- sshd.socket (per-connection on demand sshd)
+
+By default we enable the on-demand per-connection daemon, which is lighter
+when there are few connections.
+===========================================================================
+_EOF
+	;;
+esac

srcpkgs/openssh/openssh-server.template

@@ -1,15 +1,13 @@
 # Template file for 'openssh-server'.
 #
-depends="openssh>=6.0p1"
+conf_files="/etc/ssh/sshd_config /etc/pam.d/sshd"
+systemd_services="sshd.socket on"
+depends="openssh>=$version"
 short_desc="The OpenSSH server"
 long_desc="${long_desc}
 
  This package contains the ${pkgname} server files."
 
-conf_files="/etc/ssh/sshd_config /etc/pam.d/sshd"
-systemd_services="sshd.service on sshdgenkeys.service on"
-
-
 do_install() {
 	vmove usr/libexec/sftp-server usr/libexec
 	vmove etc/ssh/sshd_config etc/ssh
@@ -19,7 +17,9 @@ do_install() {
 		vmove usr/share/man/man8/${f}.8 usr/share/man/man8
 	done
 	vmove etc/pam.d etc
-	vinstall ${FILESDIR}/sshd.service 644 lib/systemd/system
-	vinstall ${FILESDIR}/sshdgenkeys.service 644 lib/systemd/system
-	vinstall ${FILESDIR}/sshd.tmpfiles.d 644 usr/lib/tmpfiles.d sshd.conf
+	vmkdir lib/systemd/system
+	install -m644 ${FILESDIR}/*.{socket,service} \
+		${DESTDIR}/lib/systemd/system
+	vinstall ${FILESDIR}/sshd.tmpfiles.d 644 \
+		usr/lib/tmpfiles.d sshd.conf
 }

srcpkgs/openssh/template

@@ -1,6 +1,7 @@
 # Template file for 'openssh'
 pkgname=openssh
 version=6.0p1
+revision=1
 distfiles="ftp://ftp.openbsd.org/pub/OpenBSD/OpenSSH/portable/$pkgname-$version.tar.gz"
 build_style=gnu-configure
 configure_args="--without-tcp-wrappers --datadir=/usr/share/openssh
@@ -10,6 +11,8 @@ configure_args="--without-tcp-wrappers --datadir=/usr/share/openssh
 --with-kerberos5=/usr"
 depends="shadow"
 makedepends="perl>=0 zlib-devel openssl-devel pam-devel mit-krb5-devel e2fsprogs-devel"
+conf_files="/etc/ssh/moduli"
+subpackages="$pkgname-client $pkgname-server"
 short_desc="The OpenSSH implementation of SSH protocol versions 1 and 2"
 maintainer="Juan RP <xtraeme@gmail.com>"
 homepage="http://www.openssh.org"
@@ -30,11 +33,6 @@ long_desc="
  client and server. To make this package useful, you should also
  install openssh-client, openssh-server, or both."
 
-conf_files="/etc/ssh/moduli"
-subpackages="$pkgname-client $pkgname-server"
-
-
-
 post_install() {
 	vinstall contrib/sshd.pam.generic 644 etc/pam.d sshd
 	vinstall contrib/findssl.sh 755 usr/bin findssl