Update LinuxInit.sh

LinuxInit.sh

@@ -1,7 +1,11 @@
 #!/bin/bash
 
 # limits
-[ -f /etc/security/limits.conf ] && LIMIT='262144' && sed -i '/^\(\*\|root\)[[:space:]]*\(hard\|soft\)[[:space:]]*\(nofile\|memlock\)/d' /etc/security/limits.conf && echo -ne "*\thard\tmemlock\t${LIMIT}\n*\tsoft\tmemlock\t${LIMIT}\nroot\thard\tmemlock\t${LIMIT}\nroot\tsoft\tmemlock\t${LIMIT}\n*\thard\tnofile\t${LIMIT}\n*\tsoft\tnofile\t${LIMIT}\nroot\thard\tnofile\t${LIMIT}\nroot\tsoft\tnofile\t${LIMIT}\n\n" >>/etc/security/limits.conf
+if [ -f /etc/security/limits.conf ]; then
+  LIMIT='262144'
+  sed -i '/^\(\*\|root\)[[:space:]]*\(hard\|soft\)[[:space:]]*\(nofile\|memlock\)/d' /etc/security/limits.conf
+  echo -ne "*\thard\tmemlock\t${LIMIT}\n*\tsoft\tmemlock\t${LIMIT}\nroot\thard\tmemlock\t${LIMIT}\nroot\tsoft\tmemlock\t${LIMIT}\n*\thard\tnofile\t${LIMIT}\n*\tsoft\tnofile\t${LIMIT}\nroot\thard\tnofile\t${LIMIT}\nroot\tsoft\tnofile\t${LIMIT}\n\n" >>/etc/security/limits.conf
+fi
 
 # timezone
 ln -sf /usr/share/zoneinfo/Asia/Shanghai /etc/localtime && echo "Asia/Shanghai" >/etc/timezone