* Fix: Add group write perms to /etc/redis

By default OpenShift runs as a non-root user but the GID is always 0.  To allow `entrypoint.sh` to configure redis at container start, we need to change the permissions so that GID 0 users can modify `/etc/redis` and it's contents.
Signed-off-by: Brad Durrow <brad@nolab.org>

* Add /opt/redis with g+rwX for Openshift
Signed-off-by: Brad Durrow <brad@nolab.org>

* Fixed cluster related commands
Signed-off-by: iamabhishek-dubey <abhishekbhardwaj510@gmail.com>

* Fixed cluster node file
Signed-off-by: iamabhishek-dubey <abhishekbhardwaj510@gmail.com>

Signed-off-by: iamabhishek-dubey <abhishekbhardwaj510@gmail.com>

[compose_setup][Add] Added compose setup for cluster and standalone mode

See merge request ot-docker/redis!8

[Readme][Add] Added makefile and README for image

See merge request ot-docker/redis!7

[Abhishek][Add] Added Dockerfile for Redis Exporter

See merge request ot-docker/redis!6

config file for redisExpoter

See merge request ot-docker/redis!5

Redis Image Jenkins CI

See merge request ot-docker/redis!4

Redis Image Jenkins CI

See merge request ot-docker/redis!3

[Abhishek][Add] Added entrypoint.sh to support cluster and standalone

See merge request ot-docker/redis!1