From a30e09bb87186c92953b3d67c0bf568c3707390e Mon Sep 17 00:00:00 2001
From: Bin Yang <bin.yang@intel.com>
Date: Fri, 19 Jul 2019 11:17:55 +0800
Subject: [PATCH] add get_platform_cpus

Add helper function for platform cpu number calculation

Change-Id: I6f656594e80fb067794cc14ba8f01db84585d198
Partial-Bug: 1834796
Signed-off-by: Bin Yang <bin.yang@intel.com>
---
 worker-utils/centos/build_srpm.data           |  2 +-
 worker-utils/centos/worker-utils.spec         |  1 +
 worker-utils/worker-utils/cpumap_functions.sh | 11 +++++++++++
 3 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/worker-utils/centos/build_srpm.data b/worker-utils/centos/build_srpm.data
index 274059f442..a356789ac5 100644
--- a/worker-utils/centos/build_srpm.data
+++ b/worker-utils/centos/build_srpm.data
@@ -1,3 +1,3 @@
 SRC_DIR="worker-utils"
 COPY_LIST="$SRC_DIR/LICENSE"
-TIS_PATCH_VER=3
+TIS_PATCH_VER=4
diff --git a/worker-utils/centos/worker-utils.spec b/worker-utils/centos/worker-utils.spec
index 73d7d2bf11..1607d9051b 100644
--- a/worker-utils/centos/worker-utils.spec
+++ b/worker-utils/centos/worker-utils.spec
@@ -13,6 +13,7 @@ BuildRequires: systemd-devel
 Requires: systemd
 Requires: python
 Requires: /bin/systemctl
+Requires: perl
 
 %description
 Initial worker node resource reservation and misc. utilities
diff --git a/worker-utils/worker-utils/cpumap_functions.sh b/worker-utils/worker-utils/cpumap_functions.sh
index 6d8db514ab..ab961f45f0 100644
--- a/worker-utils/worker-utils/cpumap_functions.sh
+++ b/worker-utils/worker-utils/cpumap_functions.sh
@@ -268,6 +268,17 @@ function get_platform_cpu_list {
     echo ${PLATFORM_CPULIST}
 }
 
+################################################################################
+# Return number of CPUs reserved for platform
+################################################################################
+function get_platform_cpus {
+    local PLATFORM_CPULIST
+    PLATFORM_CPULIST=($(platform_expanded_cpu_list | \
+        perl -pe 's/(\d+)-(\d+)/join(",",$1..$2)/eg'| \
+        sed 's/,/ /g'))
+    echo ${#PLATFORM_CPULIST[@]}
+}
+
 ################################################################################
 # Return list of CPUs reserved for vswitch
 ################################################################################