[codeigniter] Update to PHP 8 (#6182)

* [codeigniter] Update to PHP 8

* update dockerfile

frameworks/PHP/codeigniter/codeigniter.dockerfile

@@ -1,25 +1,25 @@
-FROM ubuntu:20.04
+FROM ubuntu:20.10
 
 ARG DEBIAN_FRONTEND=noninteractive
 
 RUN apt-get update -yqq && apt-get install -yqq software-properties-common > /dev/null
 RUN LC_ALL=C.UTF-8 add-apt-repository ppa:ondrej/php
 RUN apt-get update -yqq > /dev/null && \
-    apt-get install -yqq nginx git unzip php7.4 php7.4-common php7.4-cli php7.4-fpm php7.4-mysql  > /dev/null
+    apt-get install -yqq nginx git unzip php8.0 php8.0-common php8.0-cli php8.0-fpm php8.0-mysql php8.0-xml php8.0-mbstring php8.0-intl > /dev/null
 
 RUN apt-get install -yqq composer > /dev/null
 
-COPY deploy/conf/* /etc/php/7.4/fpm/
+COPY deploy/conf/* /etc/php/8.0/fpm/
 
 ADD ./ /codeigniter
 WORKDIR /codeigniter
 
-RUN if [ $(nproc) = 2 ]; then sed -i "s|pm.max_children = 1024|pm.max_children = 512|g" /etc/php/7.4/fpm/php-fpm.conf ; fi;
+RUN if [ $(nproc) = 2 ]; then sed -i "s|pm.max_children = 1024|pm.max_children = 512|g" /etc/php/8.0/fpm/php-fpm.conf ; fi;
 #ARG BENCHMARK_ENV
 #RUN if [ ${BENCHMARK_ENV} = citrine ]; then sed -i "s|$db['default']['pconnect'] = FALSE;|$db['default']['pconnect'] = TRUE;|g" application/config/database.php ; fi;
 #RUN if [ $BENCHMARK_ENV = citrine ]; then sed -i "s|$db['default']['pconnect'] = FALSE;|$db['default']['pconnect'] = TRUE;|g" application/config/database.php ; fi;
 
 RUN composer install --optimize-autoloader --classmap-authoritative --no-dev --quiet
 
-CMD service php7.4-fpm start && \
-    nginx -c /codeigniter/deploy/nginx-fpm.conf -g "daemon off;"
+CMD service php8.0-fpm start && \
+    nginx -c /codeigniter/deploy/nginx.conf

frameworks/PHP/codeigniter/deploy/conf/php-fpm.conf

@@ -14,14 +14,13 @@
 ; Pid file
 ; Note: the default prefix is /var
 ; Default Value: none
-pid = /run/php/php7.4-fpm.pid
+pid = /run/php/php-fpm.pid
 
 ; Error log file
 ; If it's set to "syslog", log is sent to syslogd instead of being written
 ; into a local file.
 ; Note: the default prefix is /var
 ; Default Value: log/php-fpm.log
-;error_log = /var/log/php7.4-fpm.log
 error_log = /dev/stderr
 
 
@@ -161,7 +160,7 @@ group = www-data
 ;                            (IPv6 and IPv4-mapped) on a specific port;
 ;   '/path/to/unix/socket' - to listen on a unix socket.
 ; Note: This value is mandatory.
-listen = /run/php/php7.4-fpm.sock
+listen = /run/php/php-fpm.sock
 
 ; Set listen(2) backlog.
 ; Default Value: 511 (-1 on FreeBSD and OpenBSD)

frameworks/PHP/codeigniter/deploy/nginx-fpm.conf → frameworks/PHP/codeigniter/deploy/nginx.conf

@@ -2,6 +2,7 @@ user www-data;
 worker_processes  auto;
 error_log stderr error;
 #worker_rlimit_nofile 200000;
+daemon off;
 
 events {
   worker_connections 16384;
@@ -38,7 +39,7 @@ http {
     server_names_hash_bucket_size 100;
 
   upstream fastcgi_backend {
-    server unix:/var/run/php/php7.4-fpm.sock;
+    server unix:/var/run/php/php-fpm.sock;
     keepalive 40;
   }