why do cp command get error without noting add -e option? - scala

Question

Premise · What I want to realize
I've getting an error into writing a Dockerfile, so I'm worried about a getting error.
That command is cp.
testing environment
base container image centos:7
My laptop is MacBook Pro (it may not need info, isn't it?)
What I did
the Dockerfile is here,
FROM centos:7 # Official centos image. this is a comment for asking here.
ENV JAVA_HOME=/usr/lib/jvm/java-11-openjdk \
SCALA_HOME=/usr/local/scala \
SCALA_VERSION=scala-2.13.0
WORKDIR /usr/local/lib/
RUN : " *** nginx install ***" \
&& { \
echo '[nginx-stable]'; \
echo 'name=nginx stable repo'; \
echo 'baseurl=http://nginx.org/packages/centos/$releasever/$basearch/'; \
echo 'gpgcheck=1'; \
echo 'enabled=1'; \
echo 'gpgkey=https://nginx.org/keys/nginx_signing.key'; \
echo 'gpgkey=https://nginx.org/keys/nginx_signing.key'; \
} > /etc/yum.repos.d/nginx.repo \
&& yum install -y nginx \
&& yum install -y rsyslog \
&& rsyslogd \
&& cp /usr/lib/systemd/system/nginx.service /etc/systemd/system/ \
&& nginx -version \
&& : " *** JDK install ***" \
&& JAVA_HOME=${JAVA_HOME}/bin \
&& PATH=$PATH:${JAVA_HOME}/bin \
&& java -version \
&& javac -version \
&& : "*** Scala install ***" \
&& wget http://downloads.typesafe.com/scala/2.13.0/scala-2.13.0.tgz \
&& tar zxvf scala-2.13.0.tgz \
&& ln -s ${SCALA_VERSION} scala \
&& mkdir ${SCALA_HOME} \
&& mv ${SCALA_VERSION} SCALA_HOME \
&& SCALA_HOME=${SCALA_HOME}/bin >> /etc/profile.d/scala.sh \
&& PATH=$PATH:${SCALA_HOME}/bin >> /etc/profile.d/scala.sh \
&& source /etc/profile.d/scala.sh \
&& cd \
&& scala -version \
&& : "*** sbt install ***" \
&& curl https://bintray.com/sbt/rpm/rpm | tee /etc/yum.repos.d/bintray-sbt-rpm.repo \
&& yum install -y sbt \
&& sbt -version \
&& ln -sf /usr/share/zoneinfo/Asia/Tokyo /etc/localtime \
&& yum clean all \
&& mkdir -p /usr/share/app
WORKDIR /usr/share/app
EXPOSE 80
Problems occurring · Error messages
the getting error is,
cp: invalid option -- 'e'
Try 'cp --help' for more information.
umm.., I've completely understand the error.
I haven't cp alias too.
Could you please help me?
If you need more information, feel free asking me.
Regards,
K

Answer 1

i had the same error as you because i wrote the command as below
sudo find /home/usersdata -type f -user mark -exec cp -p -parents {} /official ;
the parameters parents should --parents instead of -parents
For some reasons the error does not provide explicitly what is wrong.
Hope it helps you