Initial commit

meta-openpower/recipes-phosphor/network/first-boot-set-mac/first-boot-set-mac.sh

@@ -0,0 +1,84 @@
+#!/bin/sh -eu
+
+show_error() {
+    if [ -n "${JOURNAL_STREAM-}" ]; then
+        echo "$@" | systemd-cat -t first-boot-set-mac -p emerg
+    else
+        echo "$@" >&2
+    fi
+}
+
+sync_mac() {
+
+    MAPPER_IFACE='xyz.openbmc_project.ObjectMapper'
+    MAPPER_PATH='/xyz/openbmc_project/object_mapper'
+    INVENTORY_PATH='/xyz/openbmc_project/inventory'
+    NETWORK_ITEM_IFACE='xyz.openbmc_project.Inventory.Item.NetworkInterface'
+
+    # Get the NETWORK ITEM count
+    NETWORK_ITEM_PATH_COUNT=$(busctl --no-pager --verbose call \
+                            ${MAPPER_IFACE} \
+                            ${MAPPER_PATH} \
+                            ${MAPPER_IFACE} \
+                            GetSubTree sias \
+                            ${INVENTORY_PATH} 0 1 ${NETWORK_ITEM_IFACE} \
+                        2>/dev/null | grep -c ${INVENTORY_PATH} || true)
+
+    if [ "$NETWORK_ITEM_PATH_COUNT" -gt 1 ]; then
+        # If there are more than 2 NETOWRK ITEM and path must contain $1
+        # for finding the right NETWORK ITEM
+        NETWORK_ITEM_PATH=$(busctl --no-pager --verbose call \
+                            ${MAPPER_IFACE} \
+                            ${MAPPER_PATH} \
+                            ${MAPPER_IFACE} \
+                            GetSubTree sias \
+                            ${INVENTORY_PATH} 0 1 ${NETWORK_ITEM_IFACE} \
+                        2>/dev/null | grep ${INVENTORY_PATH} | grep "$1" || true)
+    else
+        NETWORK_ITEM_PATH=$(busctl --no-pager --verbose call \
+                            ${MAPPER_IFACE} \
+                            ${MAPPER_PATH} \
+                            ${MAPPER_IFACE} \
+                            GetSubTree sias \
+                            ${INVENTORY_PATH} 0 1 ${NETWORK_ITEM_IFACE} \
+                        2>/dev/null | grep ${INVENTORY_PATH} || true)
+    fi
+
+    # '     STRING "/xyz/openbmc_project/inventory/system/chassis/ethernet";'
+    NETWORK_ITEM_PATH=${NETWORK_ITEM_PATH#*\"}
+    NETWORK_ITEM_PATH=${NETWORK_ITEM_PATH%\"*}
+
+    NETWORK_ITEM_SERVICE=$(mapper get-service \
+                                "${NETWORK_ITEM_PATH}" 2>/dev/null || true)
+
+    if [ -z "${NETWORK_ITEM_SERVICE}" ]; then
+        show_error 'No Ethernet interface found in the Inventory. Is VPD EEPROM empty?'
+        return
+    fi
+
+    MAC_ADDR=$(busctl get-property "${NETWORK_ITEM_SERVICE}" \
+                                "${NETWORK_ITEM_PATH}" \
+                                "${NETWORK_ITEM_IFACE}" MACAddress)
+
+    # 's "54:52:01:02:03:04"'
+    MAC_ADDR=${MAC_ADDR#*\"}
+    MAC_ADDR=${MAC_ADDR%\"*}
+
+    if [ -n "${MAC_ADDR}" ]; then
+        busctl set-property xyz.openbmc_project.Network \
+                            "/xyz/openbmc_project/network/$1" \
+                            xyz.openbmc_project.Network.MACAddress \
+                            MACAddress s "${MAC_ADDR}"
+    fi
+}
+
+if [ $# -eq 0 ]; then
+    show_error 'No Ethernet interface name is given'
+    exit 1
+fi
+
+sync_mac "$1"
+
+# Prevent start at next boot time
+mkdir -p "/var/lib/first-boot-set-mac"
+touch "/var/lib/first-boot-set-mac/${1}"

meta-openpower/recipes-phosphor/network/first-boot-set-mac/first-boot-set-mac@.service

@@ -0,0 +1,17 @@
+[Unit]
+Description=Init BMC MAC address for NIC %I
+ConditionPathExists=!/var/lib/first-boot-set-mac/%i
+Wants=mapper-wait@-xyz-openbmc_project-inventory.service
+After=mapper-wait@-xyz-openbmc_project-inventory.service
+Wants=mapper-wait@-xyz-openbmc_project-network-%i.service
+After=mapper-wait@-xyz-openbmc_project-network-%i.service
+Wants=op-vpd-parser.service
+After=op-vpd-parser.service
+
+[Service]
+ExecStart=/usr/bin/first-boot-set-mac.sh %i
+Type=oneshot
+RemainAfterExit=Yes
+
+[Install]
+WantedBy=multi-user.target