Volumes with `cloudstor:azure` driver prevent changing permissions on files about for-azure HOT 6 CLOSED

docker volume create -d "cloudstor:azure" jenkins-data
docker service create --name jenkins -p 8080:8080 -p 50000:50000 --mount "type=volume,volume-driver=cloudstor:azure,source=jenkins-data,destination=/var/jenkins_home" you-user/jenkins

FROM openjdk:8-jdk

RUN apt-get update && apt-get install -y git curl && rm -rf /var/lib/apt/lists/*

ENV JENKINS_HOME /var/jenkins_home
ENV JENKINS_SLAVE_AGENT_PORT 50000

# Jenkins home directory is a volume, so configuration and build history 
# can be persisted and survive image upgrades
VOLUME /var/jenkins_home

# `/usr/share/jenkins/ref/` contains all reference configuration we want 
# to set on a fresh new installation. Use it to bundle additional plugins 
# or config file with your custom jenkins Docker image.
RUN mkdir -p /usr/share/jenkins/ref/init.groovy.d

ENV TINI_VERSION 0.14.0
ENV TINI_SHA 6c41ec7d33e857d4779f14d9c74924cab0c7973485d2972419a3b7c7620ff5fd

# Use tini as subreaper in Docker container to adopt zombie processes 
RUN curl -fsSL https://github.com/krallin/tini/releases/download/v${TINI_VERSION}/tini-static-amd64 -o /bin/tini && chmod +x /bin/tini \
  && echo "$TINI_SHA  /bin/tini" | sha256sum -c -

COPY init.groovy /usr/share/jenkins/ref/init.groovy.d/tcp-slave-agent-port.groovy

# jenkins version being bundled in this docker image
ARG JENKINS_VERSION
ENV JENKINS_VERSION ${JENKINS_VERSION:-2.46.2}

# jenkins.war checksum, download will be validated using it
ARG JENKINS_SHA=aa7f243a4c84d3d6cfb99a218950b8f7b926af7aa2570b0e1707279d464472c7

# Can be used to customize where jenkins.war get downloaded from
ARG JENKINS_URL=https://repo.jenkins-ci.org/public/org/jenkins-ci/main/jenkins-war/${JENKINS_VERSION}/jenkins-war-${JENKINS_VERSION}.war

# could use ADD but this one does not check Last-Modified header neither does it allow to control checksum 
# see https://github.com/docker/docker/issues/8331
RUN curl -fsSL ${JENKINS_URL} -o /usr/share/jenkins/jenkins.war \
  && echo "${JENKINS_SHA}  /usr/share/jenkins/jenkins.war" | sha256sum -c -

ENV JENKINS_UC https://updates.jenkins.io

# for main web interface:
EXPOSE 8080

# will be used by attached slave agents:
EXPOSE 50000

ENV COPY_REFERENCE_FILE_LOG $JENKINS_HOME/copy_reference_file.log

COPY jenkins-support /usr/local/bin/jenkins-support
COPY jenkins.sh /usr/local/bin/jenkins.sh
ENTRYPOINT ["/bin/tini", "--", "/usr/local/bin/jenkins.sh"]

# from a derived Dockerfile, can use `RUN plugins.sh active.txt` to setup /usr/share/jenkins/ref/plugins from a support bundle
COPY plugins.sh /usr/local/bin/plugins.sh
COPY install-plugins.sh /usr/local/bin/install-plugins.sh

[
    {
        "Config": {
            "Args": {
                "Description": "",
                "Name": "",
                "Settable": null,
                "Value": null
            },
            "Description": "cloud storage plugin for Docker",
            "DockerVersion": "17.07.0-ce",
            "Documentation": "https://docs.docker.com/engine/extend/plugins/",
            "Entrypoint": [
                "/cloudstor"
            ],
            "Env": [
                {
                    "Description": "",
                    "Name": "CLOUD_PLATFORM",
                    "Settable": [
                        "value"
                    ],
                    "Value": ""
                },
                {
                    "Description": "",
                    "Name": "AZURE_STORAGE_ACCOUNT",
                    "Settable": [
                        "value"
                    ],
                    "Value": ""
                },
                {
                    "Description": "",
                    "Name": "AZURE_STORAGE_ACCOUNT_KEY",
                    "Settable": [
                        "value"
                    ],
                    "Value": ""
                },
                {
                    "Description": "",
                    "Name": "AZURE_STORAGE_ENDPOINT",
                    "Settable": [
                        "value"
                    ],
                    "Value": ""
                },
                {
                    "Description": "",
                    "Name": "EFS_ID_REGULAR",
                    "Settable": [
                        "value"
                    ],
                    "Value": ""
                },
                {
                    "Description": "",
                    "Name": "EFS_ID_MAXIO",
                    "Settable": [
                        "value"
                    ],
                    "Value": ""
                },
                {
                    "Description": "",
                    "Name": "EFS_SUPPORTED",
                    "Settable": [
                        "value"
                    ],
                    "Value": ""
                },
                {
                    "Description": "",
                    "Name": "AWS_REGION",
                    "Settable": [
                        "value"
                    ],
                    "Value": ""
                },
                {
                    "Description": "",
                    "Name": "AWS_STACK_ID",
                    "Settable": [
                        "value"
                    ],
                    "Value": ""
                },
                {
                    "Description": "",
                    "Name": "DEBUG",
                    "Settable": [
                        "value"
                    ],
                    "Value": ""
                }
            ],
            "Interface": {
                "Socket": "cloudstor.sock",
                "Types": [
                    "docker.volumedriver/1.0"
                ]
            },
            "IpcHost": false,
            "Linux": {
                "AllowAllDevices": true,
                "Capabilities": [
                    "CAP_DAC_OVERRIDE",
                    "CAP_DAC_READ_SEARCH",
                    "CAP_SYS_ADMIN"
                ],
                "Devices": null
            },
            "Mounts": [
                {
                    "Description": "",
                    "Destination": "/dev",
                    "Name": "",
                    "Options": [
                        "rbind"
                    ],
                    "Settable": null,
                    "Source": "/dev",
                    "Type": "bind"
                }
            ],
            "Network": {
                "Type": "host"
            },
            "PidHost": false,
            "PropagatedMount": "/mnt",
            "User": {},
            "WorkDir": "",
            "rootfs": {
                "diff_ids": [
                    "sha256:xxx"
                ],
                "type": "layers"
            }
        },
        "Enabled": true,
        "Id": "xxx",
        "Name": "cloudstor:azure",
        "PluginReference": "docker.io/docker4x/cloudstor:17.06.2-ce-azure1",
        "Settings": {
            "Args": [],
            "Devices": [],
            "Env": [
                "CLOUD_PLATFORM=AZURE",
                "AZURE_STORAGE_ACCOUNT=xxx",
                "AZURE_STORAGE_ACCOUNT_KEY=xxx",
                "AZURE_STORAGE_ENDPOINT=",
                "EFS_ID_REGULAR=",
                "EFS_ID_MAXIO=",
                "EFS_SUPPORTED=",
                "AWS_REGION=",
                "AWS_STACK_ID=",
                "DEBUG=1"
            ],
            "Mounts": [
                {
                    "Description": "",
                    "Destination": "/dev",
                    "Name": "",
                    "Options": [
                        "rbind"
                    ],
                    "Settable": null,
                    "Source": "/dev",
                    "Type": "bind"
                }
            ]
        }
    }
]