diff --git a/scripts/lib.sh b/scripts/lib.sh
index cc07f4c20..0735b2584 100755
--- a/scripts/lib.sh
+++ b/scripts/lib.sh
@@ -223,6 +223,37 @@ echo -e "Install_Curl" >> ${libPath}/lib.pl
 }
 
 
+_os=`uname`
+
+if grep -Eqi "Ubuntu" /etc/issue || grep -Eq "Ubuntu" /etc/*-release; then
+    sudo ln -sf /bin/bash /bin/sh
+    #sudo dpkg-reconfigure dash
+fi
+
+if [ ${_os} == "Darwin" ]; then
+    OSNAME='macos'
+elif grep -Eqi "CentOS" /etc/issue || grep -Eq "CentOS" /etc/*-release; then
+    OSNAME='centos'
+elif grep -Eqi "Red Hat Enterprise Linux Server" /etc/issue || grep -Eq "Red Hat Enterprise Linux Server" /etc/*-release; then
+    OSNAME='rhel'
+elif grep -Eqi "Aliyun" /etc/issue || grep -Eq "Aliyun" /etc/*-release; then
+    OSNAME='aliyun'
+elif grep -Eqi "Fedora" /etc/issue || grep -Eq "Fedora" /etc/*-release; then
+    OSNAME='fedora'
+elif grep -Eqi "Amazon Linux AMI" /etc/issue || grep -Eq "Amazon Linux AMI" /etc/*-release; then
+    OSNAME='amazon'
+elif grep -Eqi "Debian" /etc/issue || grep -Eq "Debian" /etc/*-release; then
+    OSNAME='debian'
+elif grep -Eqi "Ubuntu" /etc/issue || grep -Eq "Ubuntu" /etc/*-release; then
+    OSNAME='ubuntu'
+elif grep -Eqi "Raspbian" /etc/issue || grep -Eq "Raspbian" /etc/*-release; then
+    OSNAME='raspbian'
+elif grep -Eqi "Deepin" /etc/issue || grep -Eq "Deepin" /etc/*-release; then
+    OSNAME='deepin'
+else
+    OSNAME='unknow'
+fi
+
 Install_Libiconv
 
 # Install_Libmemcached
@@ -232,14 +263,19 @@ Install_Libiconv
 # Install_OpenSSL
 Install_Libzip
 
-sysName=`uname`
-if [ "$sysName" == "Darwin" ];then
+OSNAME=`uname`
+if [ "$OSNAME" == "macos" ]; then
     brew install libmemcached
     brew install curl
     brew install zlib
     brew install freetype
     brew install openssl
     brew install libzip
+
+elif [ "$OSNAME" == "ubuntu" ]; then
+    
+    apt install -y graphviz
+
 else
     yum -y install libmemcached libmemcached-devel
     yum -y install curl curl-devel