Enhance 'chown' call

1) Use common ':' separator instead of unusual '.' one, as disscussed here:
   #262 (comment)

2) Use the same data type in the whole expression,
   so either only integers '27:0' or preferably only strings 'mysql:root'
   as suggested here:
   #262 (comment)

Author: FaramosCZ

10.11/Dockerfile.c10s

@@ -44,7 +44,7 @@ RUN INSTALL_PKGS="policycoreutils rsync tar xz gettext hostname bind-utils groff
     rpm -V $INSTALL_PKGS && \
     /usr/libexec/mysqld -V | grep -qe "$MYSQL_VERSION\." && echo "Found VERSION $MYSQL_VERSION" && \
     dnf -y clean all --enablerepo='*' && \
-    mkdir -p /var/lib/mysql/data && chown -R mysql:0 /var/lib/mysql && \
+    mkdir -p /var/lib/mysql/data && chown -R mysql:root /var/lib/mysql && \
     test "$(id mysql)" = "uid=27(mysql) gid=27(mysql) groups=27(mysql)"
 
 # Get prefix path and path to scripts rather than hard-code them in scripts

10.11/Dockerfile.c8s

@@ -42,7 +42,7 @@ RUN yum -y module enable mariadb:$MYSQL_VERSION && \
     rpm -V $INSTALL_PKGS && \
     /usr/libexec/mysqld -V | grep -qe "$MYSQL_VERSION\." && echo "Found VERSION $MYSQL_VERSION" && \
     yum -y clean all --enablerepo='*' && \
-    mkdir -p /var/lib/mysql/data && chown -R mysql.0 /var/lib/mysql && \
+    mkdir -p /var/lib/mysql/data && chown -R mysql:root /var/lib/mysql && \
     test "$(id mysql)" = "uid=27(mysql) gid=27(mysql) groups=27(mysql)"
 
 # Get prefix path and path to scripts rather than hard-code them in scripts

10.11/Dockerfile.c9s

@@ -42,7 +42,7 @@ RUN yum -y module enable mariadb:$MYSQL_VERSION && \
     rpm -V $INSTALL_PKGS && \
     /usr/libexec/mysqld -V | grep -qe "$MYSQL_VERSION\." && echo "Found VERSION $MYSQL_VERSION" && \
     yum -y clean all --enablerepo='*' && \
-    mkdir -p /var/lib/mysql/data && chown -R mysql.0 /var/lib/mysql && \
+    mkdir -p /var/lib/mysql/data && chown -R mysql:root /var/lib/mysql && \
     test "$(id mysql)" = "uid=27(mysql) gid=27(mysql) groups=27(mysql)"
 
 # Get prefix path and path to scripts rather than hard-code them in scripts

10.11/Dockerfile.fedora

@@ -44,7 +44,7 @@ RUN INSTALL_PKGS="policycoreutils rsync tar gettext hostname bind-utils groff-ba
     rpm -V $INSTALL_PKGS && \
     /usr/libexec/mysqld -V | grep -qe "$MYSQL_VERSION\." && echo "Found VERSION $MYSQL_VERSION" && \
     dnf -y clean all --enablerepo='*' && \
-    mkdir -p /var/lib/mysql/data && chown -R mysql.0 /var/lib/mysql && \
+    mkdir -p /var/lib/mysql/data && chown -R mysql:root /var/lib/mysql && \
     test "$(id mysql)" = "uid=27(mysql) gid=27(mysql) groups=27(mysql)"
 
 # Get prefix path and path to scripts rather than hard-code them in scripts

10.11/Dockerfile.rhel10

@@ -43,7 +43,7 @@ RUN INSTALL_PKGS="policycoreutils rsync tar xz gettext hostname bind-utils groff
     rpm -V $INSTALL_PKGS && \
     /usr/libexec/mysqld -V | grep -qe "$MYSQL_VERSION\." && echo "Found VERSION $MYSQL_VERSION" && \
     dnf -y clean all --enablerepo='*' && \
-    mkdir -p /var/lib/mysql/data && chown -R mysql:0 /var/lib/mysql && \
+    mkdir -p /var/lib/mysql/data && chown -R mysql:root /var/lib/mysql && \
     test "$(id mysql)" = "uid=27(mysql) gid=27(mysql) groups=27(mysql)"
 
 # Get prefix path and path to scripts rather than hard-code them in scripts

10.11/Dockerfile.rhel8

@@ -42,7 +42,7 @@ RUN yum -y module enable mariadb:$MYSQL_VERSION && \
     rpm -V $INSTALL_PKGS && \
     /usr/libexec/mysqld -V | grep -qe "$MYSQL_VERSION\." && echo "Found VERSION $MYSQL_VERSION" && \
     yum -y clean all --enablerepo='*' && \
-    mkdir -p /var/lib/mysql/data && chown -R mysql.0 /var/lib/mysql && \
+    mkdir -p /var/lib/mysql/data && chown -R mysql:root /var/lib/mysql && \
     test "$(id mysql)" = "uid=27(mysql) gid=27(mysql) groups=27(mysql)"
 
 # Get prefix path and path to scripts rather than hard-code them in scripts

10.11/Dockerfile.rhel9

@@ -42,7 +42,7 @@ RUN yum -y module enable mariadb:$MYSQL_VERSION && \
     rpm -V $INSTALL_PKGS && \
     /usr/libexec/mysqld -V | grep -qe "$MYSQL_VERSION\." && echo "Found VERSION $MYSQL_VERSION" && \
     yum -y clean all --enablerepo='*' && \
-    mkdir -p /var/lib/mysql/data && chown -R mysql.0 /var/lib/mysql && \
+    mkdir -p /var/lib/mysql/data && chown -R mysql:root /var/lib/mysql && \
     test "$(id mysql)" = "uid=27(mysql) gid=27(mysql) groups=27(mysql)"
 
 # Get prefix path and path to scripts rather than hard-code them in scripts