snapcraft/hooks: Add ovn-conf interface hooks

Signed-off-by: Max Asnaashari <[email protected]>

snapcraft/hooks/connect-plug-ovn-conf

@@ -0,0 +1,51 @@
+#!/bin/sh
+set -eu
+
+# Re-exec outside of apparmor confinement
+if [ -d /sys/kernel/security/apparmor ]; then
+  label="$(cat /proc/self/attr/current 2>/dev/null)"
+  if [ "$label" != "unconfined" ] && [ -n "${label##*(unconfined)}" ]; then
+    exec aa-exec -p unconfined -- "$0" "$@"
+  fi
+fi
+
+# Utility functions
+get_bool() {
+    value=$(echo "${1:-}" | tr '[:upper:]' '[:lower:]')
+
+    # See if it's true
+    for yes in "true" "1" "yes" "on"; do
+        if [ "${value}" = "${yes}" ]; then
+            echo "true"
+            return
+        fi
+    done
+
+    # See if it's false
+    for no in "false" "0" "no" "off"; do
+        if [ "${value}" = "${no}" ]; then
+            echo "false"
+            return
+        fi
+    done
+
+    # Invalid value (or not set)
+    return
+}
+
+# Only create symlinks if /etc has been generated by daemon.start.
+if [ -e "/etc/.lxd_generated" ]; then
+  ovn_builtin=$(get_bool "$(snapctl get ovn.builtin)")
+
+  if ! [ "${ovn_builtin:-"false"}" = "true" ]; then
+    mkdir /etc/ovn
+    ln -snf "${SNAP_DATA}/microovn/data/pki/client-cert.pem" /etc/ovn/cert_host
+    ln -snf "${SNAP_DATA}/microovn/data/pki/client-privkey.pem" /etc/ovn/key_host
+    ln -snf "${SNAP_DATA}/microovn/data/pki/cacert.pem" /etc/ovn/ovn-central.crt
+  fi
+
+  openvswitch_builtin=$(get_bool "$(snapctl get openvswitch.builtin)")
+  if ! [ "${openvswitch_builtin:-"false"}" = "true" ]; then
+      ln -snf "${SNAP_DATA}/microovn/run/switch" /run/openvswitch
+  fi
+fi

snapcraft/hooks/disconnect-plug-ovn-conf

@@ -0,0 +1,70 @@
+#!/bin/sh
+set -eu
+
+# Re-exec outside of apparmor confinement
+if [ -d /sys/kernel/security/apparmor ]; then
+  label="$(cat /proc/self/attr/current 2>/dev/null)"
+  if [ "$label" != "unconfined" ] && [ -n "${label##*(unconfined)}" ]; then
+    exec aa-exec -p unconfined -- "$0" "$@"
+  fi
+fi
+
+# Utility functions
+get_bool() {
+    value=$(echo "${1:-}" | tr '[:upper:]' '[:lower:]')
+
+    # See if it's true
+    for yes in "true" "1" "yes" "on"; do
+        if [ "${value}" = "${yes}" ]; then
+            echo "true"
+            return
+        fi
+    done
+
+    # See if it's false
+    for no in "false" "0" "no" "off"; do
+        if [ "${value}" = "${no}" ]; then
+            echo "false"
+            return
+        fi
+    done
+
+    # Invalid value (or not set)
+    return
+}
+
+# Only create symlinks if /etc has been generated by daemon.start.
+if [ -e "/etc/.lxd_generated" ]; then
+  ovn_builtin=$(get_bool "$(snapctl get ovn.builtin)")
+  if [ "${ovn_builtin:-"false"}" = "true" ]; then
+      mkdir -p "${SNAP_COMMON}/ovn"
+      ln -s "${SNAP_COMMON}/ovn" /etc/ovn
+  else
+      ln -s /var/lib/snapd/hostfs/etc/ovn /etc/ovn
+  fi
+
+  openvswitch_builtin=$(get_bool "$(snapctl get openvswitch.builtin)")
+  if [ "${openvswitch_builtin:-"false"}" = "true" ]; then
+      echo "=> Starting Open vSwitch"
+      export OVS_RUNDIR="${SNAP_COMMON}/openvswitch/run/"
+      (
+          set -e
+          export OVS_LOGDIR="${SNAP_COMMON}/openvswitch/logs/"
+          export OVS_DBDIR="${SNAP_COMMON}/openvswitch/db/"
+          export OVS_SYSCONFDIR="${SNAP_COMMON}/openvswitch/conf/"
+          export OVS_PKGDATADIR="${SNAP}/share/openvswitch/"
+          export OVS_BINDIR="${SNAP}/bin/"
+          export OVS_SBINDIR="${SNAP}/bin/"
+
+          mkdir -p "${OVS_SYSCONFDIR}/openvswitch"
+          (
+              # Close socket activation fd
+              exec 3<&- || true
+
+             "${SNAP}/share/openvswitch/scripts/ovs-ctl" start --system-id=random
+          )
+      )
+  else
+      ln -s /var/lib/snapd/hostfs/run/openvswitch /run/openvswitch
+  fi
+fi