Update to Mesos 0.28.1 and Jenkins 2.8

Dockerfile

@@ -9,10 +9,10 @@ MAINTAINER Marc Villacorta Morera <[email protected]>
 # Environment variables:
 #------------------------------------------------------------------------------
 
-ENV MESOS_VERSION="0.28.0" \
+ENV MESOS_VERSION="0.28.1" \
     MESOS_URL="http://repos.mesosphere.io/el/7/noarch/RPMS" \
     JENKINS_PLUGINS_URL="https://updates.jenkins-ci.org/download/plugins" \
-    JENKINS_VERSION="2.6" \
+    JENKINS_VERSION="2.8" \
     JENKINS_MESOS_VERSION="0.12.0"
 
 #------------------------------------------------------------------------------
@@ -47,9 +47,11 @@ RUN rpm --import http://pkg.jenkins-ci.org/redhat/jenkins-ci.org.key \
 #------------------------------------------------------------------------------
 
 RUN mkdir -p /var/lib/jenkins/plugins && cd /var/lib/jenkins/plugins \
-    && wget -q ${JENKINS_PLUGINS_URL}/mesos/${JENKINS_MESOS_VERSION}/mesos.hpi \
-    && wget -q http://updates.jenkins-ci.org/latest/metrics.hpi \
-    && wget -q http://updates.jenkins-ci.org/latest/credentials.hpi
+    && wget -q http://updates.jenkins-ci.org/download/plugins/credentials/2.0.7/credentials.hpi \
+    && wget -q http://updates.jenkins-ci.org/download/plugins/junit/1.13/junit.hpi \
+    && wget -q http://updates.jenkins-ci.org/download/plugins/jackson2-api/2.7.3/jackson2-api.hpi \
+    && wget -q http://updates.jenkins-ci.org/download/plugins/metrics/3.1.2.7/metrics.hpi \
+    && wget -q ${JENKINS_PLUGINS_URL}/mesos/${JENKINS_MESOS_VERSION}/mesos.hpi
 
 #------------------------------------------------------------------------------
 # Populate root file system:

README.md

@@ -27,7 +27,7 @@ docker run -it --rm \
 --name jenkins \
 --volume ${PWD}/jenkins_data:/var/lib/jenkins \
 --publish 8080:8282 \
-h0tbird/jenkins:v2.3-1
+h0tbird/jenkins:v2.8-1
 ```
 
 ### Over provisioning flags

marathon.json

@@ -14,7 +14,7 @@
   "container": {
     "type": "DOCKER",
     "docker": {
-      "image": "h0tbird/jenkins:v2.6-1",
+      "image": "h0tbird/jenkins:v2.8-1",
       "network": "BRIDGE",
       "portMappings": [
         { "containerPort": 80, "hostPort": 0 }