Implementation of manta-monitor

.gitignore

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+# Created by https://www.gitignore.io
+
+### Intellij ###
+# Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm
+
+*.iml
+
+## Directory-based project format:
+.idea/
+# if you remove the above rule, at least ignore the following:
+
+# User-specific stuff:
+# .idea/workspace.xml
+# .idea/tasks.xml
+# .idea/dictionaries
+
+# Sensitive or high-churn files:
+# .idea/dataSources.ids
+# .idea/dataSources.xml
+# .idea/sqlDataSources.xml
+# .idea/dynamic.xml
+# .idea/uiDesigner.xml
+
+# Gradle:
+# .idea/gradle.xml
+# .idea/libraries
+
+# Mongo Explorer plugin:
+# .idea/mongoSettings.xml
+
+## File-based project format:
+*.ipr
+*.iws
+
+## Plugin-specific files:
+
+# IntelliJ
+out/
+
+# mpeltonen/sbt-idea plugin
+.idea_modules/
+
+# JIRA plugin
+atlassian-ide-plugin.xml
+
+# Crashlytics plugin (for Android Studio and IntelliJ)
+com_crashlytics_export_strings.xml
+crashlytics.properties
+crashlytics-build.properties
+
+
+### Eclipse ###
+*.pydevproject
+.metadata
+.gradle
+tmp/
+*.tmp
+*.bak
+*.swp
+*~.nib
+local.properties
+.settings/
+.loadpath
+.project
+.classpath
+.checkstyle
+workbench.xmi
+
+### Netbeans ###
+nbactions.xml
+
+# External tool builders
+.externalToolBuilders/
+
+# Locally stored "Eclipse launch configurations"
+*.launch
+
+# CDT-specific
+.cproject
+
+# PDT-specific
+.buildpath
+
+# sbteclipse plugin
+.target
+
+# TeXlipse plugin
+.texlipse
+
+
+### Maven ###
+target/
+pom.xml.tag
+pom.xml.releaseBackup
+pom.xml.versionsBackup
+pom.xml.next
+release.properties
+dependency-reduced-pom.xml
+
+**/test-output
+
+### macOS ###
+.DS_Store

Dockerfile

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+FROM ubuntu:xenial
+
+MAINTAINER Elijah Zupancic <elijah@zupancic.name>
+
+# Metadata for Docker containers: http://label-schema.org/
+LABEL org.label-schema.name="Manta Monitor" \
+      org.label-schema.description="Monitors the Manta Object Store for Quality of Service" \
+      org.label-schema.url="https://github.com/joyent/manta-monitor" \
+      org.label-schema.vcs-url="org.label-schema.vcs-ref" \
+      org.label-schema.vendor="Joyent" \
+      org.label-schema.schema-version="1.0"
+
+WORKDIR /opt/manta-monitor
+
+ENV MANTA_MONITOR_VERSION=1.0.0-SNAPSHOT
+ENV ZULE_JCE_POLICY_CHECKSUM ebe83e1bf25de382ce093cf89e93a944
+ENV JAVA_HOME /usr/lib/jvm/zulu-8-amd64
+ENV INSTANCE_METADATA_PROPS_FILE /opt/manta-monitor/tmp/instance.properties
+
+# Installed tools:
+# ==============================================================================
+# openssh-client:     for ssh-keygen to generate key fingerprints
+# sudo:               for dropping from root to a lower permission user
+# curl:               for downloading binaries
+# ca-certifiactes:    for downloading via https
+# zulu-8              OpenJDK certified by Azul
+# libnss3             Native crypto tools for improving JVM crypo performance
+# unzip:              for installing binaries
+# dc:                 for calculating performance settings
+# ==============================================================================
+
+# Adds Azul Zulu OpenJDK repository
+RUN apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys 0x219BD9C9 && \
+    echo 'deb http://repos.azulsystems.com/ubuntu stable main' > /etc/apt/sources.list.d/zulu.list
+
+RUN export DEBIAN_FRONTEND=noninteractive && \
+        apt-get update && \
+        apt-get -qy upgrade && \
+        apt-get install --no-install-recommends -qy \
+                        sudo openssh-client curl ca-certificates zulu-8 libjna-java unzip libnss3 dc && \
+        apt-get clean && \
+        rm -rf /var/lib/apt/lists/* \
+               /tmp/* \
+               /var/tmp/* && \
+        echo "JAVA_HOME=$JAVA_HOME" >> /etc/environment
+
+# Install Java Cryptography Extension Kit
+RUN curl --retry 6 -Ls "https://cdn.azul.com/zcek/bin/ZuluJCEPolicies.zip" > /tmp/ZuluJCEPolicies.zip && \
+    echo "${ZULE_JCE_POLICY_CHECKSUM}  /tmp/ZuluJCEPolicies.zip" && \
+    unzip -o -j /tmp/ZuluJCEPolicies.zip -d $JAVA_HOME/jre/lib/security ZuluJCEPolicies/US_export_policy.jar ZuluJCEPolicies/local_policy.jar && \
+    rm /tmp/ZuluJCEPolicies.zip
+
+# Install CPU spoofing library
+RUN mkdir -p /usr/local/numcpus/ && \
+    curl --retry 6 -Ls "https://github.com/dekobon/libnumcpus/releases/download/1.0/libnumcpus-linux-x86_64.so" > /usr/local/numcpus/libnumcpus.so && \
+    echo '6bc838db493d70a83dba9bd3d34c013d368339f288efc4629830fdcb25fa08f7  /usr/local/numcpus/libnumcpus.so' | sha256sum -c
+
+# Add Native cryptography support via libnss and PKCS11
+COPY docker_root/etc /etc
+# Add supplemental system files
+COPY docker_root/usr /usr
+# Add application directory
+COPY docker_root/opt /opt
+COPY target/manta-monitor-1.0.0-SNAPSHOT-jar-with-dependencies.jar /opt/manta-monitor/lib/manta-monitor.jar
+
+# Configure runtime user and permissions
+RUN groupadd -g 1244 manta-monitor && \
+    useradd -g 1244 -G sudo -u 1244 -c 'Manta Monitor User' -d /opt/manta-monitor -r -s /bin/false manta-monitor && \
+    mkdir -p /opt/manta-monitor/.ssh && \
+    chown -R manta-monitor:manta-monitor /opt/manta-monitor && \
+    chmod og-rwx /opt/manta-monitor/.ssh && \
+    chmod +x /usr/local/bin/proclimit && \
+    mkdir -p /opt/manta-monitor/tmp && \
+    find /opt/manta-monitor/bin -type f -exec chmod +x '{}' \;
+
+EXPOSE 8090 8090
+
+CMD /opt/manta-monitor/bin/run