Fixed missing gpg key for EPEL

Author: WesleySoftware

Dockerfile

@@ -1,36 +1,33 @@
 FROM docker.io/centos:centos7
-
 # Remove the default repo file
 RUN rm /etc/yum.repos.d/CentOS-Base.repo
-
 # Copy repo files
 COPY CentOS-Vault.repo /etc/yum.repos.d/
 COPY CentOS-SCLo-scl.repo /etc/yum.repos.d/
 COPY CentOS-SCLo-rh.repo /etc/yum.repos.d/
 COPY EPEL-Vault.repo /etc/yum.repos.d/
-
 # Import GPG keys
 RUN curl -o /etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-SIG-SCLo https://www.centos.org/keys/RPM-GPG-KEY-CentOS-SIG-SCLo
 RUN rpm --import /etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-SIG-SCLo
-
+# Add EPEL GPG key
+RUN curl -o /etc/pki/rpm-gpg/RPM-GPG-KEY-EPEL-7 https://archive.fedoraproject.org/pub/epel/RPM-GPG-KEY-EPEL-7
+RUN rpm --import /etc/pki/rpm-gpg/RPM-GPG-KEY-EPEL-7
 # Clean and make cache
 RUN yum clean all && yum makecache
-
 #update
 RUN yum update -y
-
 #Fix the repo files again
 RUN rm /etc/yum.repos.d/CentOS-Base.repo
-
 # Copy repo files
 COPY CentOS-Vault.repo /etc/yum.repos.d/
 COPY CentOS-SCLo-scl.repo /etc/yum.repos.d/
 COPY CentOS-SCLo-rh.repo /etc/yum.repos.d/
 COPY EPEL-Vault.repo /etc/yum.repos.d/
-
 # Import GPG keys
 RUN curl -o /etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-SIG-SCLo https://www.centos.org/keys/RPM-GPG-KEY-CentOS-SIG-SCLo
 RUN rpm --import /etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-SIG-SCLo
-
+# Add EPEL GPG key again after repo reset
+RUN curl -o /etc/pki/rpm-gpg/RPM-GPG-KEY-EPEL-7 https://archive.fedoraproject.org/pub/epel/RPM-GPG-KEY-EPEL-7
+RUN rpm --import /etc/pki/rpm-gpg/RPM-GPG-KEY-EPEL-7
 # Clean and make cache
 RUN yum clean all && yum makecache