Seed code for image-provision

[ta/image-provision.git] / dracut / modules / 00netconfig / net_config_get_iso.sh

diff --git a/dracut/modules/00netconfig/net_config_get_iso.sh b/dracut/modules/00netconfig/net_config_get_iso.sh
new file mode 100755 (executable)
index 0000000..a112688
--- /dev/null
+++ b/dracut/modules/00netconfig/net_config_get_iso.sh
@@ -0,0 +1,84 @@
+#!/bin/sh
+
+# Copyright 2019 Nokia
+
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+
+source /usr/lib/installmedia-lib.sh
+
+if [ -e /tmp/cloud_configs/network_config ];then
+    warn "net_config_get_iso: Creating local network configurations, to download boot.iso."
+    source /tmp/cloud_configs/network_config
+
+    if [ $VLAN ]; then
+      warn "net_config_get_iso: Configuring VLAN network"
+      ip link add link $DEV name ${DEV}.${VLAN} type vlan id $VLAN
+      ip a a $IP dev ${DEV}.${VLAN}
+      ip link set up dev ${DEV}.${VLAN}
+      ip link set up dev ${DEV}
+      ip r a default via ${DGW} dev ${DEV}.${VLAN}
+      EXT_DEV="${DEV}.${VLAN}"
+    else
+      warn "net_config_get_iso: Configuring non-VLAN network"
+      ip a a $IP dev ${DEV}
+      ip link set up dev ${DEV}
+      ip r a default via ${DGW} dev ${DEV}
+      EXT_DEV="${DEV}"
+    fi
+    
+    wait_count=0
+    ip link show ${EXT_DEV} | grep "LOWER_UP" > /dev/null 2>&1
+    while [ $? != 0 ]
+    do
+      sleep 2
+      ((wait_count++))
+      if [[ $wait_count == 10 ]]; then
+        warn "net_config_get_iso: Link on ${EXT_DEV} did not come-up. Cannot proceed!"
+        exit 1
+      fi
+      warn "net_config_get_iso: Waiting for link to come-up on ${EXT_DEV}..."
+      ip link show ${EXT_DEV} | grep "LOWER_UP" > /dev/null 2>&1
+    done
+    
+    warn "net_config_get_iso: Link on ${EXT_DEV} came-up. Proceeding."
+    
+    if [ ${NAMESERVER} ]; then
+      echo "nameserver ${NAMESERVER}" > /etc/resolv.conf
+    fi
+    
+    # Check if DGW is pinging. If not exit. User may want to cross-check his network_config file and network and fix it.
+    warn "net_config_get_iso: Checking if DGW ${DGW} is pinging."
+    ping_wait_count=0
+    gw_ping_status=1
+    while [ ${gw_ping_status} != 0 ]
+    do
+        ((ping_wait_count++))
+        if [[ ${ping_wait_count} == 120 ]]; then
+            warn "net_config_get_iso: Provided default gateway ${DGW} is not pinging. Exiting installation."
+            exit 1
+        fi
+        if [[ ${DGW} = *:* ]]; then
+            ping -6 -c 1 -w 1 ${DGW} > /dev/null 2>&1
+        else
+            ping -c 1 -w 1 ${DGW} > /dev/null 2>&1
+        fi
+        gw_ping_status=$?
+    done
+    
+    warn "Downloading Full ISO from URL: ${ISO_URL}"
+    if ! wget --connect-timeout 5 --read-timeout 100 --no-check-certificate ${ISO_URL} --progress=dot:giga -O $BOOTCD_LOCATION; then
+        warn "net_config_get_iso: Failed to download ISO from URL: ${ISO_URL}. Exiting installation."
+        exit 1
+    fi
+fi