T2-VOQ: VS Support

files/build_templates/docker_image_ctl.j2

@@ -376,27 +376,32 @@ start() {
 
     DOCKERCHECK=`docker inspect --type container ${DOCKERNAME} 2>/dev/null`
     if [ "$?" -eq "0" ]; then
-        {%- if docker_container_name == "database" %}
-        DOCKERMOUNT=""
+        {%- if docker_container_name == "database" and sonic_asic_platform == "vs" %}
+        echo "Removing existing ${DOCKERNAME} container"
+        docker rm -f ${DOCKERNAME}
         {%- else %}
-        DOCKERMOUNT=`getMountPoint "$DOCKERCHECK"`
-        {%- endif %}
-        if [ x"$DOCKERMOUNT" == x"$MOUNTPATH" ]; then
-            preStartAction
             {%- if docker_container_name == "database" %}
-            echo "Starting existing ${DOCKERNAME} container"
-            docker start ${DOCKERNAME}
+            DOCKERMOUNT=""
             {%- else %}
-            echo "Starting existing ${DOCKERNAME} container with HWSKU $HWSKU"
-            /usr/local/bin/container start ${DOCKERNAME}
+            DOCKERMOUNT=`getMountPoint "$DOCKERCHECK"`
             {%- endif %}
-            postStartAction
-            exit $?
-        fi
+            if [ x"$DOCKERMOUNT" == x"$MOUNTPATH" ]; then
+                preStartAction
+                {%- if docker_container_name == "database" %}
+                echo "Starting existing ${DOCKERNAME} container"
+                docker start ${DOCKERNAME}
+                {%- else %}
+                echo "Starting existing ${DOCKERNAME} container with HWSKU $HWSKU"
+                /usr/local/bin/container start ${DOCKERNAME}
+                {%- endif %}
+                postStartAction
+                exit $?
+            fi
 
-        # docker created with a different HWSKU, remove and recreate
-        echo "Removing obsolete ${DOCKERNAME} container with HWSKU $DOCKERMOUNT"
-        docker rm -f ${DOCKERNAME}
+            # docker created with a different HWSKU, remove and recreate
+            echo "Removing obsolete ${DOCKERNAME} container with HWSKU $DOCKERMOUNT"
+            docker rm -f ${DOCKERNAME}
+        {%- endif %}
     fi
 
     {%- if docker_container_name == "database" %}

files/image_config/topology/topology.service

@@ -12,5 +12,4 @@ ExecStart=/usr/bin/topology.sh start
 ExecStop=/usr/bin/topology.sh stop
 
 [Install]
-WantedBy=multi-user.target
-
+WantedBy=sonic.target

files/image_config/topology/topology.sh

@@ -22,12 +22,99 @@ get_hwsku() {
     echo "${HWSKU}"
 }
 
+bind_ports_to_ns() {
+    PLATFORM="$1"
+    HWSKU="$2"
+    BIND="$3"
+
+    # Check if the directory exists
+    if [[ ! -d "/usr/share/sonic/device/$PLATFORM/$HWSKU" ]]; then
+        echo "Directory /usr/share/sonic/device/$PLATFORM/$HWSKU does not exist"
+        exit 1
+    fi
+
+    # Read NUM_ASIC from asic.conf file
+    asic_conf="/usr/share/sonic/device/$PLATFORM/asic.conf"
+    if [[ ! -f "$asic_conf" ]]; then
+        echo "Error: $asic_conf file not found"
+        exit 1
+    fi
+
+    # Read NUM_ASIC from asic.conf file
+    num_asic=$(awk -F "=" '/^NUM_ASIC=/ {print $2}' "$asic_conf")
+    if [[ -z $num_asic ]]; then
+        echo "NUM_ASIC not found in $asic_conf"
+        exit 1
+    fi
+
+    for ((asic_num = 0; asic_num < num_asic; asic_num++)); do
+        echo "Processing $PLATFORM/$HWSKU/$asic_num"
+        asic_dir="/usr/share/sonic/device/$PLATFORM/$HWSKU/$asic_num"
+
+        # Check if the directory exists for the ASIC number
+        if [[ ! -d "$asic_dir" ]]; then
+            echo "Directory $asic_dir does not exist"
+            exit 1
+        fi
+
+        lanemap_ini="$asic_dir/lanemap.ini"
+
+        if [[ ! -f "$lanemap_ini" ]]; then
+            echo "lanemap.ini not found in $asic_dir"
+            exit 1
+        fi
+
+        # Loop through each line of lanemap.ini
+        while IFS= read -r line; do
+            # Extract interface before ":"
+            intf=$(echo "$line" | cut -d ":" -f 1)
+            if [[ $BIND == true ]]; then
+                echo "Moving interface $intf to asic$asic_num"
+                if [[ $intf == "Cpu0" ]]; then
+                    # Extract the numeric part of the interface name
+                    num="${prev#eth}"
+                    # Increment the numeric part
+                    ((num++))
+                    # Construct the new interface name
+                    cur="eth$num"
+                    echo "Renaming $cur to $intf"
+                    ip link sev dev $cur down
+                    ip link set dev $cur name $intf
+                fi
+                ip link set dev $intf netns asic$asic_num
+                sudo ip netns exec asic$asic_num ip link set dev $intf mtu 9100
+                sudo ip netns exec asic$asic_num ip link set $intf up
+            else
+                echo "Moving interface $intf back to default ns"
+                sudo ip netns exec asic$asic_num ip link set dev $intf netns 1
+                if [[ $intf == "Cpu0" ]]; then
+                    # Extract the numeric part of the interface name
+                    num="${prev#eth}"
+                    # Increment the numeric part
+                    ((num++))
+                    # Construct the new interface name
+                    cur="eth$num"
+                    echo "Renaming $intf to $cur"
+                    ip link set dev $intf down
+                    ip link set dev $intf name $cur
+                    ip link set dev $cur up
+                fi
+            fi
+            prev=$intf
+            done < "$lanemap_ini"
+    done
+    exit 0  # Exit script with success
+}
+
+
 start() {
     TOPOLOGY_SCRIPT="topology.sh"
     PLATFORM=`sonic-cfggen -H -v DEVICE_METADATA.localhost.platform`
     HWSKU=`get_hwsku`
-    if [[ $HWSKU != "" ]]; then
+    if [[ $HWSKU == "msft_"* ]]; then
         /usr/share/sonic/device/$PLATFORM/$HWSKU/$TOPOLOGY_SCRIPT start
+    elif [[ $HWSKU != "" ]]; then
+        bind_ports_to_ns "$PLATFORM" "$HWSKU" true
     else
         echo "Failed to get HWSKU"
         exit 1
@@ -38,8 +125,10 @@ stop() {
     TOPOLOGY_SCRIPT="topology.sh"
     PLATFORM=`sonic-cfggen -H -v DEVICE_METADATA.localhost.platform`
     HWSKU=`get_hwsku`
-    if [[ $HWSKU != "" ]]; then
+    if [[ $HWSKU == "msft_"* ]]; then
         /usr/share/sonic/device/$PLATFORM/$HWSKU/$TOPOLOGY_SCRIPT stop
+    elif [[ $HWSKU != "" ]]; then
+        bind_ports_to_ns "$PLATFORM" "$HWSKU" false
     else
         echo "Failed to get HWSKU"
         exit 1

platform/vs/kvm-image.mk

@@ -2,6 +2,7 @@
 
 SONIC_KVM_IMAGE = sonic-vs.img.gz
 $(SONIC_KVM_IMAGE)_INSTALLS += $(SYSTEMD_SONIC_GENERATOR)
+$(SONIC_KVM_IMAGE)_LAZY_INSTALLS += $(VS_PLATFORM_MODULE)
 $(SONIC_KVM_IMAGE)_MACHINE = vs
 $(SONIC_KVM_IMAGE)_IMAGE_TYPE = kvm
 ifeq ($(INSTALL_DEBUG_TOOLS),y)

platform/vs/one-image.mk

@@ -4,6 +4,7 @@ SONIC_ONE_IMAGE = sonic-vs.bin
 $(SONIC_ONE_IMAGE)_MACHINE = vs
 $(SONIC_ONE_IMAGE)_IMAGE_TYPE = onie
 $(SONIC_ONE_IMAGE)_INSTALLS += $(SYSTEMD_SONIC_GENERATOR)
+$(SONIC_ONE_IMAGE)_LAZY_INSTALLS += $(VS_PLATFORM_MODULE)
 ifeq ($(INSTALL_DEBUG_TOOLS),y)
 $(SONIC_ONE_IMAGE)_DOCKERS += $(SONIC_INSTALL_DOCKER_DBG_IMAGES)
 $(SONIC_ONE_IMAGE)_DOCKERS += $(filter-out $(patsubst %-$(DBG_IMAGE_MARK).gz,%.gz, $(SONIC_INSTALL_DOCKER_DBG_IMAGES)), $(SONIC_INSTALL_DOCKER_IMAGES))

platform/vs/platform-modules-vs.mk

@@ -0,0 +1,11 @@
+# VS Platform modules
+
+VS_PLATFORM_MODULE_VERSION = 1.0
+
+export VS_PLATFORM_MODULE_VERSION
+
+VS_PLATFORM_MODULE = sonic-platform-vs_$(VS_PLATFORM_MODULE_VERSION)_amd64.deb
+$(VS_PLATFORM_MODULE)_SRC_PATH = $(PLATFORM_PATH)/sonic-platform-modules-vs
+$(VS_PLATFORM_MODULE)_DEPENDS =
+$(VS_PLATFORM_MODULE)_PLATFORM = x86_64-kvm_x86_64-r0
+SONIC_DPKG_DEBS += $(VS_PLATFORM_MODULE)

platform/vs/rules.mk

@@ -6,6 +6,7 @@ include $(PLATFORM_PATH)/docker-gbsyncd-vs.mk
 include $(PLATFORM_PATH)/docker-ptf.mk
 include $(PLATFORM_PATH)/docker-ptf-sai.mk
 include $(PLATFORM_PATH)/libsaithrift-dev.mk
+include $(PLATFORM_PATH)/platform-modules-vs.mk
 include $(PLATFORM_PATH)/one-image.mk
 include $(PLATFORM_PATH)/onie.mk
 include $(PLATFORM_PATH)/kvm-image.mk

platform/vs/sonic-platform-modules-vs/debian/changelog

@@ -0,0 +1,10 @@
+sonic-platform-vs (1.0) UNRELEASED; urgency=low
+
+  * Initial release of the sonic-platform-vs package.
+  * This package provides platform-specific modules for SONiC on virtualized VS platforms.
+  * Included modules:
+    - Chassis module
+  * This package is part of the initial release of SONiC for VS platforms.
+
+ -- Deepak Singhal <deepsinghal@microsoft.com>  Fri, 26 Feb 2024 12:00:00 +0000
+

platform/vs/sonic-platform-modules-vs/debian/compat

@@ -0,0 +1 @@
+10

platform/vs/sonic-platform-modules-vs/debian/control

@@ -0,0 +1,10 @@
+Source: sonic-platform-vs
+Section: main
+Priority: extra
+Maintainer: Deepak Singhal <deepsinghal@microsoft.com>
+Build-Depends: debhelper (>= 9), bzip2
+Standards-Version: 3.9.3
+
+Package: sonic-platform-vs
+Architecture: amd64
+Description: Sonic VS platform Module

platform/vs/sonic-platform-modules-vs/debian/rules

@@ -0,0 +1,58 @@
+#!/usr/bin/make -f
+# -*- makefile -*-
+# Sample debian/rules that uses debhelper.
+# As a special exception, when this file is copied by dh-make into a
+# dh-make output file, you may use that output file without restriction.
+
+include /usr/share/dpkg/pkg-info.mk
+
+# Uncomment this to turn on verbose mode.
+export DH_VERBOSE=1
+
+PYTHON        ?= python3
+PACKAGE_PRE_NAME := sonic-platform-vs
+SRC_DIR:= $(shell pwd)
+
+%:
+	dh $@ --with python3 --buildsystem=pybuild
+
+clean:
+	dh_testdir
+	dh_testroot
+	dh_clean
+
+build:
+	# Nothing to do
+
+
+binary: binary-arch binary-indep
+	# Nothing to do
+
+binary-arch:
+	# Nothing to do
+
+binary-indep:
+# temporary commented out
+#	dh_testdir
+	dh_installdirs
+
+	# Custom package commands
+	$(PYTHON) setup.py install --root=$(SRC_DIR)/debian/$(PACKAGE_PRE_NAME) --install-layout=deb;
+
+	# Resuming debhelper scripts
+	dh_testroot
+	dh_install
+	dh_installchangelogs
+	dh_installdocs
+	dh_systemd_enable
+	dh_installinit
+	dh_systemd_start
+	dh_link
+	dh_fixperms
+	dh_compress
+	dh_strip
+	dh_installdeb
+	dh_gencontrol
+	dh_md5sums
+	dh_builddeb
+.PHONY: build binary binary-arch binary-indep clean

platform/vs/sonic-platform-modules-vs/setup.py

@@ -0,0 +1,15 @@
+#!/usr/bin/env python
+
+import os
+import sys
+from setuptools import setup
+os.listdir
+
+setup(
+    name='sonic_platform',
+    version='1.0',
+    description='Module to initialize VS platforms',
+
+    packages=['sonic_platform'],
+    package_dir={'sonic_platform': 'sonic_platform'}
+)

platform/vs/sonic-platform-modules-vs/sonic_platform/__init__.py

@@ -0,0 +1,2 @@
+__all__ = ["platform"]
+from sonic_platform import *

platform/vs/sonic-platform-modules-vs/sonic_platform/chassis.py

@@ -0,0 +1,56 @@
+# Description: Module contains the definitions of SONiC platform APIs
+# which provide the chassis specific details
+#
+# Copyright (c) 2019, Nokia
+# All rights reserved.
+#
+
+try:
+    from sonic_platform_base.chassis_base import ChassisBase
+    from sonic_platform_base.module_base import ModuleBase
+    import os
+    import json
+    import threading
+
+except ImportError as e:
+    raise ImportError(str(e) + "- required module not found")
+
+
+class Chassis(ChassisBase):
+    """
+    VS Platform-specific Chassis class
+    """
+    def __init__(self):
+        ChassisBase.__init__(self)
+        self.metadata_file = '/etc/sonic/vs_chassis_metadata.json'
+        self.metadata = self._read_metadata()
+
+    def _read_metadata(self):
+        metadata = {}
+        if os.path.exists(self.metadata_file):
+            with open(self.metadata_file, 'r') as f:
+                metadata = json.load(f)
+        else:
+            raise FileNotFoundError("Metadata file {} not found".format(self.metadata_file))
+        return metadata
+
+    def get_supervisor_slot(self):
+        if 'sup_slot_num' not in self.metadata:
+            raise KeyError("sup_slot_num not found in Metadata file {}".format(self.metadata_file))
+        return self.metadata['sup_slot_num']
+
+    def get_linecard_slot(self):
+        if 'lc_slot_num' not in self.metadata:
+            raise KeyError("lc_slot_num not found in Metadata file {}".format(self.metadata_file))
+        return self.metadata['lc_slot_num']
+
+    def get_my_slot(self):
+        if 'is_supervisor' not in self.metadata or 'is_linecard' not in self.metadata:
+            raise KeyError("is_supervisor or is_linecard not found in metadata file {}".format(self.metadata_file))
+
+        if self.metadata['is_supervisor']:
+            return self.get_supervisor_slot()
+        elif self.metadata['is_linecard']:
+            return self.get_linecard_slot()
+        else:
+            raise ValueError("Invalid configuration: Neither supervisor nor line card")