Reverting openvswitch, not really ready yet.

Signed-off-by: Daniel Baumann <daniel.baumann@open-infrastructure.net>

3 files changed, 130 insertions, 112 deletions

diff --git a/libexec/container/start b/libexec/container/start
index 6b35ea8..08c3611 100755
--- a/libexec/container/start
+++ b/libexec/container/start
@@ -367,6 +367,42 @@ then
 			;;
 	esac
 
+	NETWORK_BRIDGES="$(awk -Fcnt.network-bridge= '/^cnt.network-bridge=/ { print $2 }' ${CONFIG}/${NAME}.conf)"
+
+	case "${NETWORK_BRIDGES}" in
+		"")
+			;;
+
+		*)
+			for BRIDGE_DEFINITION in ${NETWORK_BRIDGES}
+			do
+				INTERFACE="$(echo ${BRIDGE_DEFINITION} | awk -F: '{ print $1 }')"
+				BRIDGE="$(echo ${BRIDGE_DEFINITION} | awk -F: '{ print $2 }')"
+
+				if [ "$(echo ${INTERFACE} | wc -c)" -gt 15 ]
+				then
+					echo "'${INTERFACE}': name exceeds maximum of 15 characters, network might be not working."
+				fi
+
+				if [ -n "${BRIDGE}" ] && [ -n "${INTERFACE}" ]
+				then
+
+cat > "/etc/network/interfaces.d/${INTERFACE}" << EOF
+allow-hotplug ${INTERFACE}
+iface ${INTERFACE} inet manual
+	pre-up ip link set ${INTERFACE} up
+	post-up ip link set ${INTERFACE} master ${BRIDGE}
+	pre-down ip link set ${INTERFACE} nomaster
+	post-down ip link set ${INTERFACE} down
+EOF
+
+				else
+					echo "Warning bridge definition '${BRIDGE_DEFINITION}' not recognized (expected <bridge>:<interface>): Ignoring"
+				fi
+			done
+			;;
+	esac
+
 	PRIVATE_USERS="$(awk -Fprivate-users= '/^private-users=/ { print $2 }' ${CONFIG}/${NAME}.conf || echo no)"
 
 	case "${PRIVATE_USERS}" in
@@ -500,35 +536,3 @@ case "${START}" in
 		esac
 		;;
 esac
-
-# waiting for systemd-nspawn to create the veth interfaces
-sleep 1
-NETWORK_BRIDGES="$(awk -Fcnt.network-bridge= '/^cnt.network-bridge=/ { print $2 }' ${CONFIG}/${NAME}.conf)"
-
-case "${NETWORK_BRIDGES}" in
-	"")
-		;;
-
-	*)
-		for BRIDGE_DEFINITION in ${NETWORK_BRIDGES}
-		do
-			INTERFACE="$(echo ${BRIDGE_DEFINITION} | awk -F: '{ print $1 }')"
-			BRIDGE="$(echo ${BRIDGE_DEFINITION} | awk -F: '{ print $2 }')"
-
-			if [ "$(echo ${INTERFACE} | wc -c)" -gt 15 ]
-			then
-				echo "'${INTERFACE}': name exceeds maximum of 15 characters, network might be not working."
-			fi
-
-			if [ -n "${BRIDGE}" ] && [ -n "${INTERFACE}" ]
-			then
-
-				ip link set "${INTERFACE}" up
-				ovs-vsctl --may-exist add-port "${BRIDGE}" "${INTERFACE}"
-
-			else
-				echo "Warning bridge definition '${BRIDGE_DEFINITION}' not recognized (expected <bridge>:<interface>): Ignoring"
-			fi
-		done
-		;;
-esac
diff --git a/libexec/container/stop b/libexec/container/stop
index 52b40d1..58fc0e9 100755
--- a/libexec/container/stop
+++ b/libexec/container/stop
@@ -261,12 +261,6 @@ case "${VERBOSE}" in
 		;;
 esac
 
-VETHS="$(awk -Fnetwork-veth-extra= '/^network-veth-extra=/ { print $2 }' ${CONFIG}/${NAME}.conf | awk -F: '{ print $1 }')"
-for VETH in ${VETHS}
-do
-	ovs-vsctl --if-exist del-port "${VETH}"
-done
-
 machinectl ${MODE} ${NAME}
 
 case "${FORCE}" in
diff --git a/share/doc/HOST-SETUP.txt b/share/doc/HOST-SETUP.txt
index 8603a06..6b368f0 100644
--- a/share/doc/HOST-SETUP.txt
+++ b/share/doc/HOST-SETUP.txt
@@ -5,7 +5,7 @@ compute-tools: Host Setup
 1. Debian Packages
 -------------------
 
-apt install openvswitch-switch
+apt install bridge-utils ifenslave vlan
 
 
 2. Boot Parameters
@@ -53,108 +53,128 @@ sysctl -p
 3.2.1 Bridge: 1 Interface, standalone, DHCP
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
-cat > /etc/systemd/network/eno1.network << EOF
-[Match]
-Name=eno1
+cat > /etc/network/interfaces << EOF
+# /etc/network/interfaces
 
-[Network]
-BindCarrier=bridge0
-LinkLocalAddressing=no
-EOF
+source /etc/network/interfaces.d/*
 
-cat > /etc/systemd/network/bridge0.network << EOF
-[Match]
-Name=bridge0
+auto lo
+iface lo inet loopback
 
-[Network]
-DHCP=ipv4
-EOF
+iface eno1 inet manual
 
-ovs-vsctl add-br bridge0
-ovs-vsctl add-port bridge0 eno1
+auto bridge0
+iface bridge0 inet dhcp
+	bridge_ports	eno1
+	bridge_fd	0
+	bridge_maxwait	0
+	bridge_stp	0
+EOF
 
 
 3.2.2 Bridge: 1 Interface, standalone, static
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
-cat > /etc/systemd/network/eno1.network << EOF
-[Match]
-Name=eno1
+cat > /etc/network/interfaces << EOF
+# /etc/network/interfaces
 
-[Network]
-BindCarrier=bridge0
-LinkLocalAddressing=no
-EOF
+source /etc/network/interfaces.d/*
+
+auto lo
+iface lo inet loopback
 
-cat > /etc/systemd/network/bridge0.network << EOF
-[Match]
-Name=bridge0
+iface eno1 inet manual
 
-[Network]
-DHCP=no
-Address=10.0.0.2/24
-Gateway=10.0.0.1
+auto bridge0
+iface bridge0 inet static
+	address		10.0.0.2
+	gateway		10.0.0.1
+	netmask		24
+
+	pre-up		ip link set eno1 down
+	pre-up		ip link set eno1 up
+
+	bridge_ports	eno1
+	bridge_fd	0
+	bridge_maxwait	0
+	bridge_stp	0
 EOF
 
-ovs-vsctl add-br bridge0
-ovs-vsctl add-port bridge0 eno1
 
+3.2.3 Bridge: 2 logical Interfaces, subnet, static
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
-3.2.3 Bridge: 3 physical Interfaces, vlan, bonding, static
-^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+cat > /etc/network/interfaces << EOF
+# /etc/network/interfaces
 
-cat > /etc/systemd/network/eno1.network << EOF
-[Match]
-Name=eno1
+source /etc/network/interfaces.d/*
 
-[Network]
-DHCP=ipv4
-EOF
+auto lo
+iface lo inet loopback
 
-cat > /etc/systemd/network/eno2.network << EOF
-[Match]
-Name=eno2
+allow-hotplug eno1
+iface eno1 inet dhcp
 
-[Network]
-BindCarrier=bridge0
-LinkLocalAddressing=no
-EOF
+auto bridge0
+iface bridge0 inet static
+	address		10.0.0.1
+	netmask		24
 
-cat > /etc/systemd/network/eno3.network << EOF
-[Match]
-Name=eno3
+	pre-up		ip link add name bridge0 type bridge
+	post-down	ip link delete bridge0 type bridge
 
-[Network]
-BindCarrier=bridge0
-LinkLocalAddressing=no
+	bridge_fd	0
+	bridge_maxwait	0
+	bridge_stp	0
 EOF
 
-cat > /etc/systemd/network/bridge0.network << EOF
-[Match]
-Name=bridge0
 
-[Network]
-LinkLocalAddressing=no
-EOF
+3.2.4 Bridge: 3 physical Interfaces, vlan, bonding, static
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
-cat > /etc/systemd/network/bridge-100.network << EOF
-[Match]
-Name=bridge-100
+cat > /etc/network/interfaces << EOF
+# /etc/network/interfaces
 
-[Network]
-Address=10.100.0.2/24
+source /etc/network/interfaces.d/*
+
+auto lo
+iface lo inet loopback
+
+allow-hotplug eno1
+iface eno1 inet dhcp
+
+iface eno2 inet manual
+
+iface eno3 inet manual
+
+auto bond0
+iface bond0 inet manual
+	up			ip link set bond0 up
+	down			ip link set bond0 down
+
+	slaves			eno2 eno3
+
+	bond-mode		4
+	bond-miimon		100
+	bond-downdelay		200
+	bond-updelay		200
+	bond-lacp-rate		1
+	bond-xmit-hash-policy	layer2+3
+
+iface bond0.100 inet manual
+	vlan-raw-device bond0
+
+auto bridge-100
+iface bridge-100 inet static
+	address			10.100.0.2
+	netmask			24
+
+	bridge_ports		bond0.100
+	bridge_fd		0
+	bridge_maxwait		0
+	bridge_stp		0
 EOF
 
-ovs-vsctl add-br bridge0
-ovs-vsctl add-bond bridge0 bond0 eno2 eno3 \
-	bond_mode=balance-tcp \
-	lacp=active \
-	other_config:lacp-time=fast \
-	other_config:bond-detect-mode=miimon \
-	other_config:bond-miimon-interval=100 \
-	other_config:bond_updelay=200
-	trunks=100 \
-ovs-vsctl add-br bridge-100 bridge0 100
 
 4. Enabling user namespace for unprivileged containers
 ------------------------------------------------------