CSIT-870 Kubernetes/Ligato integration

[csit.git] / resources / libraries / bash / shell / dpdk_utils.sh

diff --git a/resources/libraries/bash/shell/dpdk_utils.sh b/resources/libraries/bash/shell/dpdk_utils.sh
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+++ b/resources/libraries/bash/shell/dpdk_utils.sh
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+#!/bin/bash
+# Copyright (c) 2018 Cisco and/or its affiliates.
+# 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.
+
+function dpdk_utils.dpdk_delete {
+    # Deletes the DPDK directory
+    # DPDK install directory
+    dpdk_install_dir=$1
+    # DPDK install version
+    dpdk_install_ver=$2
+
+    [ -d ${dpdk_install_dir}/${dpdk_install_ver} ] && \
+        sudo rm -r ${dpdk_install_dir}/${dpdk_install_ver} && \
+        echo "${dpdk_install_dir}/${dpdk_install_ver} removed"
+}
+
+function dpdk_utils.dpdk_install {
+    # Downloads and installs DPDK
+    # DPDK install directory
+    dpdk_install_dir=$1
+    # DPDK install version
+    dpdk_install_ver=$2
+    # DPDK compile target
+    dpdk_target=x86_64-native-linuxapp-gcc
+    # Force install (if true then remove previous installation; default false)
+    force_install=${3:-false}
+
+    if [ "$force_install" = true ]; then
+        # Cleanup DPDK DIR
+        dpdk_utils.dpdk_delete ${dpdk_install_dir} ${dpdk_install_ver}
+    else
+        # Test if DPDK was installed previously
+        test -d ${dpdk_install_dir}/${dpdk_install_ver} && \
+            { echo "DPDK ${dpdk_install_ver} ready"; exit 0; }
+    fi
+
+    # Download the DPDK package if no local copy exists
+    if [ ! -f ${dpdk_install_dir}/${dpdk_install_ver}.tar.xz ]; then
+        sudo wget -e use_proxy=yes -P ${dpdk_install_dir} -q \
+            fast.dpdk.org/rel/${dpdk_install_ver}.tar.xz || \
+            { echo "Failed to download ${dpdk_install_ver}"; exit 1; }
+    fi
+
+    # Create DPDK install dir if not exists and extract
+    sudo mkdir -p ${dpdk_install_dir} || \
+        { echo "Failed to create ${dpdk_install_dir}"; exit 1; }
+    sudo tar -xJf ${dpdk_install_dir}/${dpdk_install_ver}.tar.xz \
+        -C ${dpdk_install_dir} || \
+        { echo "Failed to extract ${dpdk_install_ver}.tar.xz"; exit 1; }
+
+    cd ${dpdk_install_dir}/${dpdk_install_ver}
+
+    # Compile and install the DPDK
+    sudo make install T=${dpdk_target} -j DESTDIR=install || \
+        { echo "Installation of ${dpdk_install_ver} failed"; exit 1; }
+
+    echo "DPDK ${dpdk_install_ver} ready"
+}
+
+function dpdk_utils.load_modules {
+    # Loads kernel modules and bind interfaces to drivers
+    # Use igb_uio [true|false]
+    use_igb_uio=${1:-false}
+    # DPDK install directory
+    dpdk_install_dir=$2
+    # DPDK install version
+    dpdk_install_ver=$3
+
+    sudo modprobe uio
+    sudo modprobe uio_pci_generic
+
+    if [ "${use_igb_uio}" = true ]; then
+        sudo rmmod igb_uio
+        # Try to insert IGB_UIO module
+        sudo insmod ${dpdk_install_dir}/${dpdk_install_ver}/x86_64-native-linuxapp-gcc/kmod/igb_uio.ko
+        # If failed then download/compile DPDK
+        if [ $? -ne 0 ]; then
+            dpdk_utils.dpdk_install ${dpdk_install_dir} ${dpdk_install_ver} true
+            sudo insmod ${dpdk_install_dir}/${dpdk_install_ver}/x86_64-native-linuxapp-gcc/kmod/igb_uio.ko
+        fi
+    fi
+}