From 914e9a969549192f99bc62bc65bc6709cac47517 Mon Sep 17 00:00:00 2001
From: yuncliu <liuyuncheng@huawei.com>
Date: Sat, 5 Dec 2020 15:34:58 +0800
Subject: [PATCH] modify download script

---
 start_download.sh | 46 +++++++++++++++++++++++++++++++++++++++-------
 1 file changed, 39 insertions(+), 7 deletions(-)

diff --git a/start_download.sh b/start_download.sh
index 56665670..af1d4898 100755
--- a/start_download.sh
+++ b/start_download.sh
@@ -1,14 +1,46 @@
 #!/bin/bash
-have_python3=`command -v python3 | wc -l`
-have_yum=`command -v yum | wc -l`
-have_apt=`command -v apt | wc -l`
-if [ ${have_python3} -eq 0 ];then
+
+function get_python_cmd()
+{
+    # try this first
+    py36="/usr/bin/python3.6"
+    if [ -f ${py36} ];then
+        echo ${py36}
+        return 0
+    fi
+
+    # centos 8.2
+    platform_python="/usr/libexec/platfrom-python3.6"
+    if [ -f ${platform_python} ];then
+        echo ${platform_python}
+        return 0
+    fi
+
+    # this python3 mybe replace by user and have no lzma or other module
+    have_python3=`command -v python3 | wc -l`
+    if [ ${have_python3} -eq 1 ];then
+        echo python3
+        return 0
+    fi
+
+    have_yum=`command -v yum | wc -l`
     if [ ${have_yum} -eq 1 ];then
         yum install -y python3
     fi
+
+    have_apt=`command -v apt | wc -l`
     if [ ${have_apt} -eq 1 ];then
         DEBIAN_FRONTEND=noninteractive apt -y install python3
     fi
-fi
-python3 downloader/downloader.py
-python3 downloader/other_downloader.py
+    echo python3
+    return 0
+}
+
+function main()
+{
+    pycmd=$(get_python_cmd)
+    ${pycmd} downloader/downloader.py
+    ${pycmd} downloader/other_downloader.py
+}
+
+main $*
-- 
Gitee