init

.gitignore

@@ -0,0 +1,4 @@
+data
+*.swp
+docker-compose.override.yml
+env_override

README

@@ -0,0 +1,7 @@
+```
+add group nut
+cp /90-nut-ups.rules /etc/udev/rules.d
+udevadm control --reload-rules && udevadm trigger
+```
+
+set host `nut` group id in docker-compose.yml

docker-compose.yml

@@ -0,0 +1,22 @@
+version: '2'
+
+services:
+    nut:
+        build:
+            context: ./nut
+            args:
+                NUT_GROUP_UID: 1001
+        container_name: nut-nut
+        privileged: true
+#        restart: unless-stopped
+        networks:
+            nut.internal.docker:
+                aliases:
+                    - nut.nut.internal.docker
+        ports:
+            - "127.0.0.1:3493:3493"
+        env_file:
+            - env
+
+networks:
+    nut.internal.docker:

env

@@ -0,0 +1,5 @@
+SSMTP_ROOT=root@rthoni.com
+SSMTP_MAILHUB=172.17.0.1:10025
+SSMTP_MAILDOMAIN=rthoni.com
+
+NUT_ROOT_PASSWD=change_it

misc/90-nut-ups.rules

@@ -0,0 +1 @@
+ACTION=="add", SUBSYSTEM=="usb", ATTR{idVendor}=="0463", ATTR{idProduct}=="ffff", MODE="0660", GROUP="nut"

nut/Dockerfile

@@ -0,0 +1,27 @@
+FROM robinthoni/debian-multiarch:jessie
+
+ARG CONFIG_DIR=/etc/default/config-files/
+ARG NUT_GROUP_UID=1001
+
+RUN addgroup --gid "${NUT_GROUP_UID}" nut
+
+RUN apt-get update &&\
+    apt-get install -y ssmtp nut &&\
+    apt-get clean && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* && \
+    rm /etc/cron.*/*
+
+RUN mkdir -p /var/run/nut/; touch /var/run/nut/upsd.pid; chown nut:nut /etc/nut/*; ls -al /etc/nut
+
+COPY ./vars-vars /etc/vars-vars
+
+COPY ./vars-files /etc/vars-files
+
+COPY ./common.sh /common.sh
+
+COPY run.sh /run.sh
+
+RUN mkdir "${CONFIG_DIR}"
+
+COPY ./config "${CONFIG_DIR}"
+
+CMD ["/run.sh"]

nut/common.sh

@@ -0,0 +1,41 @@
+export CONFIG_DIR="/etc/default/config-files/"
+
+resolv_host()
+{
+  hostname="${1}"
+  ip=$(getent hosts "${hostname}" | cut -d' ' -f1)
+  echo "${ip}"
+}
+
+replace_var()
+{
+  file="${1}"
+  var="${2}"
+  sed -e "s?${var}?${!var}?g" -i "${file}"
+}
+
+replace_vars()
+{
+  file="${1}"
+  for var in $(cat /etc/vars-vars)
+  do
+    replace_var "${file}" "${var}"
+  done
+}
+
+replace_files()
+{
+  cat /etc/vars-files | while read line
+  do
+    filesrc="${CONFIG_DIR}$(echo "${line}" | awk '{print $1}')"
+    filedst=$(echo "${line}" | awk '{print $2}')
+    if [ -f "${filesrc}" ]
+    then
+      echo "Expanding file ${filesrc} to ${filedst}"
+      cp "${filesrc}" "${filedst}"
+      replace_vars "${filedst}"
+    else
+      echo "File ${filesrc} does not exist. Skipping."
+    fi
+  done
+}

nut/config/nut.conf

@@ -0,0 +1 @@
+MODE=standalone

nut/config/ssmtp.conf

@@ -0,0 +1,19 @@
+# Configuartion file for sSMTP sendmail
+
+# The person who gets all mail for userids < 1000
+# Make this empty to disable rewriting.
+root=SSMTP_ROOT
+
+# We want to use this with an exim container. Link these
+# so that that container will be reachable as 'exim' in
+# this container.
+mailhub=SSMTP_MAILHUB
+
+# Where will the mail seem to come from?
+rewriteDomain=SSMTP_MAILDOMAIN
+
+# The full hostname
+#hostname=
+
+# Are users allowed to set their own From: address? (YES/NO)
+FromLineOverride=YES

nut/config/ups.conf

@@ -0,0 +1,4 @@
+[ups]
+driver = usbhid-ups
+port = auto
+desc = "Eaton Ellipse Pro 650"

nut/config/upsd.conf

@@ -0,0 +1 @@
+LISTEN 0.0.0.0 3493

nut/config/upsd.users

@@ -0,0 +1,4 @@
+[admin]
+password = NUT_ROOT_PASSWD
+upsmon master
+

nut/run.sh

@@ -0,0 +1,11 @@
+#! /usr/bin/env bash
+
+. /common.sh
+
+replace_files
+
+upsdrvctl start
+
+upsd -D
+
+sleep 3600

nut/vars-files

@@ -0,0 +1,5 @@
+ssmtp.conf /etc/ssmtp/ssmtp.conf
+nut.conf /etc/nut/nut.conf
+ups.conf /etc/nut/ups.conf
+upsd.conf /etc/nut/upsd.conf
+upsd.users /etc/nut/upsd.users

nut/vars-vars

@@ -0,0 +1,5 @@
+SSMTP_ROOT
+SSMTP_MAILHUB
+SSMTP_MAILDOMAIN
+
+NUT_ROOT_PASSWD

update_vars.sh

@@ -0,0 +1,7 @@
+#! /usr/bin/env sh
+
+vars=$(cat env | cut -d= -f1)
+for docker in nut
+do
+  echo "${vars}" > "./${docker}/vars-vars"
+done