Fix base image for mysql-5.7 / mysql-8 #3388135

db/mysql-5.7/Dockerfile

-FROM       mysql:5.7
+FROM       docker.io/mysql:5.7
 MAINTAINER drupalci
 
 # Packages.
-RUN apt-get -y update && \
-    apt-get -y install netcat
-
-RUN apt-get clean && apt-get autoclean && apt-get -y autoremove
+RUN yum install -y --setopt=skip_missing_names_on_install=False \
+    netcat psmisc; yum clean all
 
 COPY ./conf/my.cnf /etc/mysql/my.cnf
 
-RUN rm -rf /var/lib/mysql/*
-
 USER root
 
 COPY ./conf/startup.sh /opt/startup.sh

db/mysql-5.7/conf/startup.sh

@@ -5,7 +5,7 @@ if [ ! -f /var/lib/mysql/ibdata1 ];
     echo "rebuilding /var/lib/mysql/ibdata1"
     mysqld --initialize-insecure --user=mysql --basedir=/usr/ --datadir=/var/lib/mysql/
     test -e /var/run/mysqld || install -m 755 -o mysql -g root -d /var/run/mysqld
-    /usr/bin/mysqld_safe &
+    /usr/sbin/mysqld &
     PID="${!}"
     sleep 5s
     while ! netcat -vz localhost 3306; do sleep 1; done
@@ -16,6 +16,6 @@ if [ ! -f /var/lib/mysql/ibdata1 ];
     wait ${PID}
 fi
 
-/usr/bin/mysqld_safe;
+/usr/sbin/mysqld;
 echo "mysql died at $(date)";