From 4d069dc46541f535a6d40fb4e26744fd69060bac Mon Sep 17 00:00:00 2001
From: Maxime Marmont <24413033+maxlabuche@users.noreply.github.com>
Date: Tue, 7 Apr 2020 16:33:24 +0200
Subject: [PATCH] Add arm64 support and Update Plex Download URLs to latest API
 (#48)

Add arm64 support and Update Plex Download URLs to latest API
---
 .gitignore                          |  2 +
 Dockerfile                          |  9 +++--
 Dockerfile.arm64                    | 60 +++++++++++++++++++++++++++++
 root/etc/cont-init.d/50-plex-update |  2 +-
 root/installBinary.sh               |  5 ++-
 root/plex-common.sh                 | 26 ++++++++++++-
 6 files changed, 98 insertions(+), 6 deletions(-)
 create mode 100644 Dockerfile.arm64

diff --git a/.gitignore b/.gitignore
index 1120be9a..8b1ad47b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,3 @@
 docker-compose.yml
+
+test/
diff --git a/Dockerfile b/Dockerfile
index be500397..df6e1ed5 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,9 @@
 FROM ubuntu:16.04
 
-ARG S6_OVERLAY_VERSION=v1.17.2.0
+ARG S6_OVERLAY_VERSION=v1.22.1.0
+ARG S6_OVERLAY_ARCH=amd64
+ARG PLEX_BUILD=linux-x86_64
+ARG PLEX_DISTRO=debian
 ARG DEBIAN_FRONTEND="noninteractive"
 ENV TERM="xterm" LANG="C.UTF-8" LC_ALL="C.UTF-8"
 
@@ -18,8 +21,8 @@ RUN \
     && \
 
 # Fetch and extract S6 overlay
-    curl -J -L -o /tmp/s6-overlay-amd64.tar.gz https://github.com/just-containers/s6-overlay/releases/download/${S6_OVERLAY_VERSION}/s6-overlay-amd64.tar.gz && \
-    tar xzf /tmp/s6-overlay-amd64.tar.gz -C / && \
+    curl -J -L -o /tmp/s6-overlay-${S6_OVERLAY_ARCH}.tar.gz https://github.com/just-containers/s6-overlay/releases/download/${S6_OVERLAY_VERSION}/s6-overlay-${S6_OVERLAY_ARCH}.tar.gz && \
+    tar xzf /tmp/s6-overlay-${S6_OVERLAY_ARCH}.tar.gz -C / && \
 
 # Add user
     useradd -U -d /config -s /bin/false plex && \
diff --git a/Dockerfile.arm64 b/Dockerfile.arm64
new file mode 100644
index 00000000..733ed256
--- /dev/null
+++ b/Dockerfile.arm64
@@ -0,0 +1,60 @@
+FROM ubuntu:16.04
+
+ARG S6_OVERLAY_VERSION=v1.22.1.0
+ARG S6_OVERLAY_ARCH=aarch64
+ARG PLEX_BUILD=linux-aarch64
+ARG PLEX_DISTRO=debian
+ARG DEBIAN_FRONTEND="noninteractive"
+ENV TERM="xterm" LANG="C.UTF-8" LC_ALL="C.UTF-8"
+
+ENTRYPOINT ["/init"]
+
+RUN \
+# Update and get dependencies
+    apt-get update && \
+    apt-get install -y \
+      tzdata \
+      curl \
+      xmlstarlet \
+      uuid-runtime \
+      unrar \
+    && \
+
+# Fetch and extract S6 overlay
+    curl -J -L -o /tmp/s6-overlay-${S6_OVERLAY_ARCH}.tar.gz https://github.com/just-containers/s6-overlay/releases/download/${S6_OVERLAY_VERSION}/s6-overlay-${S6_OVERLAY_ARCH}.tar.gz && \
+    tar xzf /tmp/s6-overlay-${S6_OVERLAY_ARCH}.tar.gz -C / && \
+
+# Add user
+    useradd -U -d /config -s /bin/false plex && \
+    usermod -G users plex && \
+
+# Setup directories
+    mkdir -p \
+      /config \
+      /transcode \
+      /data \
+    && \
+
+# Cleanup
+    apt-get -y autoremove && \
+    apt-get -y clean && \
+    rm -rf /var/lib/apt/lists/* && \
+    rm -rf /tmp/* && \
+    rm -rf /var/tmp/*
+
+EXPOSE 32400/tcp 3005/tcp 8324/tcp 32469/tcp 1900/udp 32410/udp 32412/udp 32413/udp 32414/udp
+VOLUME /config /transcode
+
+ENV CHANGE_CONFIG_DIR_OWNERSHIP="true" \
+    HOME="/config"
+
+ARG TAG=beta
+ARG URL=
+
+COPY root/ /
+
+RUN \
+# Save version and install
+    /installBinary.sh
+
+HEALTHCHECK --interval=5s --timeout=2s --retries=20 CMD /healthcheck.sh || exit 1
diff --git a/root/etc/cont-init.d/50-plex-update b/root/etc/cont-init.d/50-plex-update
index 9f00979a..dbaec382 100755
--- a/root/etc/cont-init.d/50-plex-update
+++ b/root/etc/cont-init.d/50-plex-update
@@ -27,7 +27,7 @@ else
 fi
 
 # Read set version
-versionToInstall="$(cat /version.txt)"
+readVarFromConf "version" versionToInstall
 if [ -z "${versionToInstall}" ]; then
   echo "No version specified in install.  Broken image"
   exit 1
diff --git a/root/installBinary.sh b/root/installBinary.sh
index c358932d..a3a62a49 100755
--- a/root/installBinary.sh
+++ b/root/installBinary.sh
@@ -2,7 +2,10 @@
 
 . /plex-common.sh
 
-echo "${TAG}" > /version.txt
+addVarToConf "version" "${TAG}"
+addVarToConf "plex_build" "${PLEX_BUILD}"
+addVarToConf "plex_distro" "${PLEX_DISTRO}"
+
 if [ ! -z "${URL}" ]; then
   echo "Attempting to install from URL: ${URL}"
   installFromRawUrl "${URL}"
diff --git a/root/plex-common.sh b/root/plex-common.sh
index 0fa7c08a..efd3f36c 100755
--- a/root/plex-common.sh
+++ b/root/plex-common.sh
@@ -1,5 +1,25 @@
 #!/bin/bash
 
+CONT_CONF_FILE="/version.txt"
+
+function addVarToConf {
+  local variable="$1"
+  local value="$2"
+  if [ ! -z "${variable}" ]; then
+    echo ${variable}=${value} >> ${CONT_CONF_FILE}
+  fi
+}
+
+function readVarFromConf {
+  local variable="$1"
+  declare -n value=$2
+  if [ ! -z "${variable}" ]; then
+    value="$(grep -w ${variable} ${CONT_CONF_FILE} | cut -d'=' -f2 | tail -n 1)"
+  else
+    value=NULL
+  fi
+}
+
 function getVersionInfo {
   local version="$1"
   local token="$2"
@@ -19,7 +39,11 @@ function getVersionInfo {
     channel=8
   fi
   
-  local url="https://plex.tv/downloads/details/1?build=linux-ubuntu-x86_64&channel=${channel}&distro=ubuntu"
+  # Read container architecture info from file created when building Docker image
+  readVarFromConf "plex_build" plexBuild
+  readVarFromConf "plex_distro" plexDistro
+
+  local url="https://plex.tv/downloads/details/5?build=${plexBuild}&channel=${channel}&distro=${plexDistro}"
   if [ ${tokenNeeded} -gt 0 ]; then
     url="${url}&X-Plex-Token=${token}"
   fi