Use Jenkins 2.7.4 LTS (#343)
Not much since 2.7.3, cf https://jenkins.io/changelog-stable/#v2.7.4
- Prevent File descriptor leaks when reading plugin manifests. It causes
failures during the upgrade of detached plugins on Windows.
diff --git a/Dockerfile b/Dockerfile
index 2df3262..0502845 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -36,10 +36,10 @@
# jenkins version being bundled in this docker image
ARG JENKINS_VERSION
-ENV JENKINS_VERSION ${JENKINS_VERSION:-2.7.3}
+ENV JENKINS_VERSION ${JENKINS_VERSION:-2.7.4}
# jenkins.war checksum, download will be validated using it
-ARG JENKINS_SHA=f822e70810e0d30c6fbe7935273635740faa3d89
+ARG JENKINS_SHA=07a2e3e4ace728fdbcc823f46068d2f8cc3cb97b
# Can be used to customize where jenkins.war get downloaded from
ARG JENKINS_URL=http://repo.jenkins-ci.org/public/org/jenkins-ci/main/jenkins-war/${JENKINS_VERSION}/jenkins-war-${JENKINS_VERSION}.war