diff --git a/php/8/build/data/install-ext b/php/8/build/data/install-ext
index 88f6d9ca3..34a9a8350 100644
--- a/php/8/build/data/install-ext
+++ b/php/8/build/data/install-ext
@@ -1,17 +1,14 @@
-#!/bin/sh
+#!/bin/bash
 
 export MC="-j$(nproc)"
 
 echo
 echo "============================================"
-echo "Install extensions from   : install-ext"
 echo "PHP version               : ${PHP_VERSION}"
-echo "Extra Extensions          : ${PHP_EXTENSIONS}"
-echo "Container package url     : ${CONTAINER_PACKAGE_URL}"
+echo "Install extensions        : $1"
 echo "============================================"
 echo
 
-
 isPhpVersionGreaterOrEqual() {
     local PHP_MAJOR_VERSION=$(php -r "echo PHP_MAJOR_VERSION;")
     local PHP_MINOR_VERSION=$(php -r "echo PHP_MINOR_VERSION;")
@@ -23,35 +20,47 @@ isPhpVersionGreaterOrEqual() {
     fi
 }
 
-install_php_extensions() {
+is_extension_installed() {
     local extension=$1
+    if php -m | grep -q "^$extension$"; then
+        echo "------ $extension is already installed ------"
+        return 0
+    else
+        return 1
+    fi
+}
+
+install_php_extensions() {
+     local extension=$1
      install-php-extensions $extension
-     if [ $? -eq 0 ]; then
-       echo "------ install-php-extensions $extension succeeded ------"
-     else
-       echo "------ install-php-extensions $extension failed ------"
+     
+     if is_extension_installed "$extension"; then
+        echo "------ install-php-extensions $extension succeeded ------"
+        return
      fi
+    
+     echo "------ install-php-extensions $extension failed ------"
 }
 
 pecl_install() {
     local extension=$1
     printf "\n" | pecl install $extension
-    if [ $? -eq 0 ]; then
-      docker-php-ext-enable $extension
-      echo "------ pecl install $extension succeeded ------"
-    else
-      echo "------ pecl install $extension failed ------"
+    docker-php-ext-enable $extension
+    if is_extension_installed "$extension"; then
+       echo "------ pecl install $extension succeeded ------"
+       return
     fi
+    echo "------ pecl install $extension failed ------"
 }
 
 docker_php_ext_install() {
    local extension=$1
-   docker-php-ext-install ${MC} $extension
-    if [ $? -eq 0 ]; then
-        echo "------ docker-php-ext-install install $extension succeeded ------"
-    else
-        echo "------ docker-php-ext-install install $extension failed------"
-    fi
+   docker-php-ext-install  $extension
+   if is_extension_installed "$extension"; then
+      echo "------ docker-php-ext-install install $extension succeeded ------"
+      return
+   fi
+   echo "------ docker-php-ext-install install $extension failed------"
 }
 
 install_extension_default() {
@@ -102,23 +111,6 @@ install_gd() {
     && apt-get autoremove -y
 }
 
-install_event() {
-    apt-get install -y libevent-dev
-    apt-get install libssl-dev
-    export is_sockets_installed=$(php -r "echo extension_loaded('sockets');")
-
-    if [ "${is_sockets_installed}" = "" ]; then
-        echo "---------- event is depend on sockets, install sockets first ----------"
-        docker-php-ext-install sockets
-    fi
-
-    mkdir event
-    tar -xf event-3.1.3.tgz -C event --strip-components=1
-    cd event && phpize && ./configure && make  && make install
-
-    docker-php-ext-enable --ini-name event.ini event
-}
-
 
 install_msg() {
     if [ $? -eq 0 ]; then
@@ -129,7 +121,7 @@ install_msg() {
 }
 
 install_memcache() {
-   pecl install memcache
+   printf "\n"  | pecl install memcache
    install_msg memcache
    docker-php-ext-enable memcache
 }
@@ -137,11 +129,11 @@ install_memcache() {
 install_pdo_pgsql() {
     apt-get update && apt-get install -y libpq-dev 
     install_msg pdo_pgsql
-    docker-php-ext-install ${MC} pdo_pgsql
+    docker-php-ext-install  pdo_pgsql
 }
 
 install_pdo_mysql() {
-    docker-php-ext-install ${MC} pdo_mysql
+    docker-php-ext-install pdo_mysql
     install_msg pdo_mysql
 }
 
@@ -153,7 +145,11 @@ install_yaf() {
 
 install_extension() {
     local extension=$1
-     echo "------ install extension: $extension ------"
+    if is_extension_installed "$extension"; then
+        return
+    fi
+  
+    echo "------ install extension: $extension ------"
     
     if [ "$extension" = "gd" ]; then
         install_gd
@@ -165,8 +161,6 @@ install_extension() {
         install_pdo_pgsql  
     elif [ "$extension" = "pdo_mysql" ]; then
         install_pdo_mysql
-    elif [ "$extension" = "event" ]; then
-        install_event    
     elif [ "$extension" = "yaml" ]; then
         apt-get install -y libyaml-dev
         pecl_install yaml
@@ -197,10 +191,18 @@ install_extension() {
         docker_php_ext_install sockets
     elif [ "$extension" = "sysvsem" ]; then
         docker_php_ext_install sysvsem
+    elif [ "$extension" = "sysvmsg" ]; then
+        docker_php_ext_install sysvmsg
     elif [ "$extension" = "opcache" ]; then
         docker_php_ext_install opcache
     elif [ "$extension" = "mysqli" ]; then
-        docker_php_ext_install mysqli                                    
+        docker_php_ext_install mysqli
+    elif [ "$extension" = "sysvshm" ]; then
+        docker_php_ext_install sysvshm
+    elif [ "$extension" = "calendar" ]; then
+        docker_php_ext_install calendar
+    elif [ "$extension" = "zmq" ]; then
+        docker_php_ext_install zmq                                     
     elif [ "$extension" = "sodium" ]; then
         apt-get install -y  libsodium-dev
         docker_php_ext_install sodium
@@ -263,20 +265,39 @@ install_extension() {
         install_php_extensions amqp
     elif [ "$extension" = "zookeeper" ]; then
         install_php_extensions zookeeper
+    elif [ "$extension" = "ioncube_loader" ]; then
+        install_php_extensions ioncube_loader
+    elif [ "$extension" = "pdo_sqlsrv" ]; then  
+        install_php_extensions pdo_sqlsrv
+    elif [ "$extension" = "sqlsrv" ]; then  
+        install_php_extensions sqlsrv
+    elif [ "$extension" = "enchant" ]; then  
+        install_php_extensions enchant
+    elif [ "$extension" = "pspell" ]; then  
+        install_php_extensions pspell    
+    elif [ "$extension" = "bz2" ]; then  
+        install_php_extensions bz2
+    elif [ "$extension" = "zmq" ]; then  
+        install_php_extensions zmq
+    elif [ "$extension" = "smbclient" ]; then  
+        install_php_extensions smbclient
+    elif [ "$extension" = "event" ]; then  
+        install_php_extensions event           
     else 
         install_extension_default $extension
     fi 
 }
 
-if [ $# -eq 1 ]; then
-    extension=$1
-    apt-get update
-    install_extension $extension
-else
-    echo "${PHP_EXTENSIONS}" | tr ',' '\n' | while read -r extension; do
+extension=$1
+
+if [[ $extension == *,* ]]; then
+    echo "${extension}" | tr ',' '\n' | while read -r extension; do
         apt-get update
         install_extension $extension
     done
+else
+    apt-get update
+    install_extension $extension
 fi
 
 docker-php-source delete