added cachetool to invalidate shared php cache (APCu, OPcache) without reloading PHP-FPM

docker-compose.yml

@@ -192,6 +192,7 @@ services:
           - INSTALL_FAKETIME=${PHP_FPM_INSTALL_FAKETIME}
           - INSTALL_IONCUBE=${PHP_FPM_INSTALL_IONCUBE}
           - INSTALL_APCU=${PHP_FPM_INSTALL_APCU}
+          - INSTALL_CACHETOOL=${PHP_FPM_INSTALL_CACHETOOL}
           - INSTALL_YAML=${PHP_FPM_INSTALL_YAML}
           - INSTALL_RDKAFKA=${PHP_FPM_INSTALL_RDKAFKA}
           - INSTALL_ADDITIONAL_LOCALES=${PHP_FPM_INSTALL_ADDITIONAL_LOCALES}

env-example

@@ -190,6 +190,7 @@ PHP_FPM_INSTALL_IONCUBE=false
 PHP_FPM_INSTALL_RDKAFKA=false
 PHP_FPM_FAKETIME=-0
 PHP_FPM_INSTALL_APCU=false
+PHP_FPM_INSTALL_CACHETOOL=false
 PHP_FPM_INSTALL_YAML=false
 PHP_FPM_INSTALL_ADDITIONAL_LOCALES=false
 PHP_FPM_INSTALL_MYSQL_CLIENT=false

php-fpm/Dockerfile

@@ -767,6 +767,22 @@ RUN if [ ${INSTALL_MAILPARSE} = true ]; then \
     &&  docker-php-ext-enable mailparse \
 ;fi
 
+###########################################################################
+# CacheTool:
+###########################################################################
+
+ARG INSTALL_CACHETOOL=false
+
+RUN if [ ${INSTALL_CACHETOOL} = true ]; then \
+    if [ $(php -r "echo PHP_MAJOR_VERSION;") = "7" ] && [ $(php -r "echo PHP_MINOR_VERSION;") -ge 1 ]; then \
+            curl -sO http://gordalina.github.io/cachetool/downloads/cachetool.phar; \
+    else \
+        curl http://gordalina.github.io/cachetool/downloads/cachetool-3.2.1.phar -o cachetool.phar; \
+    fi && \
+    chmod +x cachetool.phar && \
+    mv cachetool.phar /usr/local/bin/cachetool \
+;fi
+
 ###########################################################################
 # Check PHP version:
 ###########################################################################