Fix SR-IOV VF counting in sriovdp init script

[ta/caas-danm.git] / docker-build / sriovdp / init.sh

diff --git a/docker-build/sriovdp/init.sh b/docker-build/sriovdp/init.sh
new file mode 100755 (executable)
index 0000000..e19ce37
--- /dev/null
+++ b/docker-build/sriovdp/init.sh
@@ -0,0 +1,41 @@
+#!/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.
+
+while true; do
+  date
+  err=0
+
+  rootdevs=`jq -r .resourceList[].rootDevices[] </etc/pcidp/config.json 2>/dev/null`
+  if [[ -n "$rootdevs" ]]; then
+    for pci in $rootdevs; do
+      vf=`cat /sys/bus/pci/devices/0000:$pci/sriov_numvfs`
+      echo "$pci: $vf VFs"
+      if [[ -z "$vf" || "$vf" == "0" ]]; then
+        echo "No VFs found -> SR-IOV DP cannot be started"
+        err=1
+      fi
+    done
+  else
+    echo "No SR-IOV designated PF found -> SR-IOV DP cannot be started"
+    err=1
+  fi
+
+  if [ $err -eq 0 ]; then
+    exit 0
+  else
+    echo "Error happened -> sleep 10 -> retry"
+    sleep 10
+  fi
+done