docker & essbase session id - oatug
TRANSCRIPT
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Session ID:
Prepared by:
Remember to complete your evaluation for this session within the app!
10928Docker & Essbase
Bring the Cloud To YouJason JonesSenior Solutions ArchitectApplied OLAP
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About the Speaker
• Essbase/Hyperion• Java• Drillbridge• Oracle ACE• Applied OLAP• Blogging
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Agenda/Goals
• Introduce Docker• Docker Concepts• View simple Docker example• Apply Docker to Essbase• Q & A• Back of this slide deck contains brief overview of Essbase Dockerfile usage
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What is Docker?
• Containerization technology• Think of a container as a portable VM for a single application• Build up a machine image based on layers• Thinner than a VM
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Traditional Web App Installation
• Consider an application such as Dodeca that has:– database (MySQL)– web server (Apache Tomcat)– servlet files (dodeca.war)– requires Java
• Sequence:– Install/verify Java– Install Tomcat– Setup database schema– Deploy WAR– Misc (open ports, config files, etc.)
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Containerized Web Application
• Just pull/run the Dodeca image that was built from a Dockerfile• Additional config:
– Map ports such as 80 -> 8080– Set environment variables/parameters
• Integrate the Docker image build process into continuous integration• Don’t need to worry about installing prerequisites
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Virtual Machine vs. Docker Containers
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Docker Container vs. Virtual Machine
• Layered filesystem vs. monolithic• Inherit from parent containers, e.g.:
– Linux base OS• Install Java
– Copy program files
• VM– Needs full OS– Consumes more space (OS files, etc.)– Startup time
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Getting Started with Docker
• Downloads available for Linux, Mac, Windows• Runs natively on Linux• Mac/Windows will use a very small Linux VM (VirtualBox)
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Docker “Hello World” Example
• Assume with me, for a moment, that the following is true:– There are various organizations that have publicly available Docker images– These images are located in a central, public repository– The Docker software/client is installed on my local machine
• Let’s run a Docker test/”Hello World” image that is simply a web server that shows a single web page
• This will result in my machine running a fully configured webserver• NGINX
– Web server– Has publicly available Docker images
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Run It
docker run -p 8000:80 -d nginxdemos/hello
Program Command Map host port to container port
Detached Image
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Docker Web Server Example
Jasons-MBP:jasonwjones$ docker run –p 8000:80 -d nginxdemos/helloUnable to find image 'nginxdemos/hello:latest' locallylatest: Pulling from nginxdemos/hello550fe1bea624: Pull completed421ba34525b: Pull completefdcbcb327323: Pull completebfbcec2fc4d5: Pull complete0497d4d5654f: Pull completef9518aaa159c: Pull completea70e975849d8: Pull completeDigest: sha256:f5a0b2a5fe9af497c4a7c186ef6412bb91ff19d39d6ac24a4997eaed2b0bb334Status: Downloaded newer image for nginxdemos/hello:latest1bfa522e41617570f7ed0c1648075818ac6383e671c00bfc14297ef2ca3845aaJasons-MBP:jasonwjones$
File system layers being pulled/cached
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A Simple Docker Web Server Running
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What just happened?
• Components (files) of the docker image were not in cache and were pulled from a global repository
• A running container was created from the image• On Mac/Windows, the container is running in a tiny Linux VM (would be running
natively on Linux)• The container contains all programs/data necessary to run• The host port 8000 was mapped to the container’s port 80 • Accessed via our web browser
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The Dockerfile
• Contains a recipe for building a Docker image• Relatively few types of commands• Builds the image based on an exact sequence of commands and files• Generally is in software version control
– Can refine over time and make improvements
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Dockerfile Commands
• FROM• RUN• CMD• LABEL• ADD/COPY• ENTRYPOINT• USER• WORKDIR• ARG
• VOLUME• ARG• ONBUILD• STOPSIGNAL• HEALTHCHECK• SHELL• MAINTAINER
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Source Code
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Mainline
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Notes
• Alpine Linux often used• Install packages via command-line
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Docker & Essbase
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Stand up an Essbase Server in minutes
• Exactly the same every single time• Clean slate• Do anything you want• Throw it away when done (or keep it, whatever)
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Cattle, not pets.
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Containerizing Essbase
• Essbase 11.1.2.4 on Linux• Oracle relational backend• Support development/testing• Not for production
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Not. For. Production.
• Really.
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About the Image
• Based on CentOS 6.9• Note on Linux flavors:
– Red Hat Enterprise Linux (RHEL)– CentOS– Oracle Enterprise Linux (OEL)
• 5-10 minute bootup– Can probably shrink this down a good bit (DB2?)– Oracle backend
• “Fat image” (db + Essbase combined)• Simple stub/launcher page
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Use Cases (Bringing the Cloud)
• Testing/development– Dodeca– Drillbridge– Getting an Essbase server up and running very quickly for any purpose
• Programming– Java API
• Experimental automation• Test an idea without fear
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Files
DockerfileEssbase-11124-linux64.zipFoundation-11124-linux64-Part1.zipFoundation-11124-linux64-Part2.zipFoundation-11124-linux64-Part4.zipFoundation-11124-Part3.ziplinuxamd64_12102_database_se2_1of2.ziplinuxamd64_12102_database_se2_2of2.zipdocker-essbase-startup.shload-sample-databases.mshREADME.mdsilentInstall.xmlsite/
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Building the Image
docker build -t essbase .
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Example Run Command (using already built image)
• docker run -d --rm --name essbase -p 9000:9000 -p 80:8080 --add-host epmvirt:127.0.0.1 essbase
• Options– -d – run detached– --rm – delete after running– --name – give container specific name– -p 9000:9000 – map host port 9000 to container port 9000 (compact Essbase deployment
port)– -p 80:8080 – map host web port 80 to container port 8080 (running a convenience web
page with links)– --add-host epmvirt:127.0.0.1 – add a host entry (required by current configuration)
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Simple Jump Page
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Launch EAS via JNLP
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Convenience EAS Launcher
#!/bin/bash
javawshttp://dockertest.corp.appliedolap.com:9000/easconsole/easconsole.jnlp
(above as all one line)
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EAS – Add EssbaseCluster-1
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Smart View Connection
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Future Improvements
• DB2 backend – DB2 has a very nice, fast, compact Docker image• Multi-stage build – save space on final image• Preload Sample/Basic with data• MaxL on PATH• Note on Compose/Swarm/Kubernetes• Oracle & Docker
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How You Can Use This
• Please contact me directly for now – Dockerfile + related scripts• I am researching the feasibility of releasing this as an open-source project
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Thanks!
• Q & A• Blog: https://www.jasonwjones.com• Sample Essbase Dockerfile at end of this presentation• Email me for the files you need
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Essbase Dockerfile
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Prerequisites
• Docker installed• Essbase ZIP files in folder• Oracle RDBMS files in folder• Then run docker build command, e.g.:
– docker build -t essbase .
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Files
DockerfileEssbase-11124-linux64.zipFoundation-11124-linux64-Part1.zipFoundation-11124-linux64-Part2.zipFoundation-11124-linux64-Part4.zipFoundation-11124-Part3.ziplinuxamd64_12102_database_se2_1of2.ziplinuxamd64_12102_database_se2_2of2.zipdocker-essbase-startup.shload-sample-databases.mshREADME.mdsilentInstall.xmlsite/
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Make Sure Host (Linux) Has Enough Swap
dd if=/dev/zero of=/swapfile bs=1024 count=1024k && \chmod 0600 /swapfile && \chown root:root /swapfile && \mkswap /swapfile && \swapon /swapfile && \swapon -s
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Dockerfile – Beginning
FROM centos:6.9
LABEL maintainer="[email protected]"
RUN touch /var/lib/rpm/* && yum -y install zip \emacs \unzip \xauth \xdpyinfo \compat-libcap1 \libstdc++-devel \sysstat \gcc \gcc-c++ \
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Base, Cont’d
ksh \libaio \libaio-devel \lsof \numactl \glibc-devel \glibc-devel.i686 \libgcc \libgcc.i686 \compat-libstdc++-33 \compat-libstdc++-33.i686 \openssh-clients
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Add/Extract Oracle RDBMS
ENV DOWNLOAD_HOME /u0/install/downloadsENV ORACLE_INSTALL_STAGING_HOME /u0/install/oracle_db
COPY linuxamd64_12102_database_se2_1of2.zip $DOWNLOAD_HOMERUN unzip $DOWNLOAD_HOME/linuxamd64_12102_database_se2_1of2.zip -d $ORACLE_INSTALL_STAGING_HOME && \
rm $DOWNLOAD_HOME/linuxamd64_12102_database_se2_1of2.zip
COPY linuxamd64_12102_database_se2_2of2.zip $DOWNLOAD_HOMERUN unzip $DOWNLOAD_HOME/linuxamd64_12102_database_se2_2of2.zip -d $ORACLE_INSTALL_STAGING_HOME && \
rm $DOWNLOAD_HOME/linuxamd64_12102_database_se2_2of2.zip
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Add Essbase Zips (from E-Delivery)
COPY Foundation-11124-linux64-Part1.zip $DOWNLOAD_HOMECOPY Foundation-11124-linux64-Part2.zip $DOWNLOAD_HOMECOPY Foundation-11124-linux64-Part4.zip $DOWNLOAD_HOMECOPY Foundation-11124-Part3.zip $DOWNLOAD_HOMECOPY Essbase-11124-linux64.zip $DOWNLOAD_HOME
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Oracle RDBMS Config
COPY u0/automation/database/init.ora/u0/automation/databaseCOPY u0/automation/database/installDB_main.sh/u0/automation/database
RUN su - oracle -c "/u0/install/oracle_db/database/runInstaller -silent -waitforcompletion -showProgress -ignorePrereq -responseFile/u0/automation/database/db.rsp" && \
/u0/app/oraInventory/orainstRoot.sh && \/u0/app/oracle/product/12.1.0/dbhome_1/root.sh
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Environment
USER oracle
ENV SID HYPDBENV ORACLE_HOME /u0/app/oracle/product/12.1.0/dbhome_1ENV LD_LIBRARY_PATH ${ORACLE_HOME}/libENV ORACLE_SID $SIDENV TNS_ADMIN /u0/app/oracle/product/12.1.0/dbhome_1/network/admin/${SID}ENV WEB_PORT 9000ENV PATH="${ORACLE_HOME}/bin:/u0/Oracle/Middleware/user_projects/epmsystem1/EssbaseServer/essbaseserver1/bin:${PATH}"
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Extract Essbase Zips
RUN unzip -o /u0/install/downloads/Foundation-11124-linux64-Part1.zip -d /u0/install/epm && \
unzip -o /u0/install/downloads/Foundation-11124-linux64-Part2.zip -d /u0/install/epm && \
unzip -o /u0/install/downloads/Foundation-11124-linux64-Part4.zip -d /u0/install/epm && \
unzip -o /u0/install/downloads/Foundation-11124-Part3.zip -d /u0/install/epm && \
unzip -o /u0/install/downloads/Essbase-11124-linux64.zip -d /u0/install/epm
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Add Installer Response Files
COPY silentInstall.xml /u0/automation/epm/RUN /u0/install/epm/installTool.sh -silent /u0/automation/epm/silentInstall.xml
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RDBMS Config
RUN mkdir -p /u0/app/oracle/admin/$SID/arch && \mkdir -p /u0/app/oracle/admin/$SID/flash_recovery_area && \mkdir -p /u0/app/oracle/oradata/$SID/ && \mkdir -p /u0/app/oracle/admin/$SID/adump && \mkdir -p $TNS_ADMIN && \cp /u0/automation/database/listener.ora $TNS_ADMIN && \perl -p -i -e s/__SID__/$SID/g $TNS_ADMIN/listener.ora && \cp /u0/automation/database/tnsnames.ora $TNS_ADMIN && \perl -p -i -e s/__SID__/$SID/g $TNS_ADMIN/tnsnames.ora && \cp /u0/automation/database/init.ora
$ORACLE_HOME/dbs/init$SID.ora && \perl -p -i -e s/__SID__/$SID/g $ORACLE_HOME/dbs/init$SID.ora
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More DB Config
RUN sqlplus / as sysdba < /u0/automation/database/installDB_1.sql
RUN echo "startup;" | sqlplus / as sysdba && \cp /u0/automation/database/install_DB_create_db.sql /tmp/ && \perl -p -i -e s/__SID__/$SID/g /tmp/install_DB_create_db.sql && \sqlplus / as sysdba < /tmp/install_DB_create_db.sql && \sqlplus system/orcl <
/u0/app/oracle/product/12.1.0/dbhome_1/sqlplus/admin/pupbld.sql && \cp /u0/automation/database/install_DB_create_objects.sql /tmp/ && \perl -p -i -e s/__SID__/$SID/g /tmp/install_DB_create_objects.sql &&
\sqlplus / as sysdba < /tmp/install_DB_create_objects.sql
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Final Config
WORKDIR /home/oracle
COPY load-sample-databases.msh .COPY --chown=oracle:oracle docker-essbase-startup.sh .COPY site/* ./RUN perl -p -i -e s/__PORT__/$WEB_PORT/g index.html
EXPOSE 8080 9000
CMD ["./docker-essbase-startup.sh"]
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Load Sample Databases Script
login "admin" "password" on "localhost";
import database "Sample"."Basic" data from server data_file "Calcdat" on error abort;
execute calculation default on "Sample"."Basic";
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Docker Startup Script
#!/bin/bash
echo "startup;" | sqlplus / as sysdbalsnrctl start $SID
/u0/Oracle/Middleware/EPMSystem11R1/common/config/11.1.2.0/configtool.sh -silent /u0/automation/epm/EPMconfig_Foundation.xml/u0/Oracle/Middleware/EPMSystem11R1/common/config/11.1.2.0/configtool.sh -silent /u0/automation/epm/EPMconfig_Essbase.xml
/u0/Oracle/Middleware/user_projects/epmsystem1/bin/start.sh
# should be invoked from /home/oracle, which should be the working dirpython -m SimpleHTTPServer 8080 &
# load and calc sample databases in backgroundstartMaxl.sh load-sample-databases.msh &
tail -F /u0/Oracle/Middleware/user_projects/domains/EPMSystem/servers/EPMServer0/logs/apsserver.log
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Launch Essbase Docker Container
docker run -d --rm --name essbase \-p 9000:9000 -p 80:8080 \--add-host epmvirt:127.0.0.1 essbase
Or as little as:
docker run --add-host epmvirt:127.0.0.1 essbase
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Session ID:
Remember to complete your evaluation for this session within the app!
10928