Added Telegraf

.github/workflows/build.yml

@@ -10,7 +10,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        repository: [restic-auto, influxdb]
+        repository: [restic-auto, influxdb, telegraf]
 
     steps:
       - name: Checkout

telegraf/Dockerfile

@@ -0,0 +1,25 @@
+FROM alpine:latest AS builder
+
+ARG TARGETPLATFORM
+
+RUN apk add --no-cache curl jq \
+	&& VERSION=$(curl -s https://api.github.com/repos/influxdata/telegraf/releases/latest | jq '.name' | sed -E "s/.*([0-9]+\.[0-9]+\.[0-9]+).*/\1/") \
+	&& curl -s -o entrypoint.sh https://raw.githubusercontent.com/influxdata/influxdata-docker/master/telegraf/1.17/alpine/entrypoint.sh \
+	&& DOWNLOAD_ARCH=$(echo ${TARGETPLATFORM} | sed "s#/#_#") \
+	&& curl -s -o telegraf.tgz https://dl.influxdata.com/telegraf/releases/telegraf-${VERSION}_${DOWNLOAD_ARCH}.tar.gz \
+	&& tar -z -x -f telegraf.tgz
+
+FROM alpine:3.12
+
+COPY --from=builder telegraf*/usr/bin/telegraf /usr/bin/
+COPY --from=builder entrypoint.sh /entrypoint.sh
+
+RUN echo 'hosts: files dns' >> /etc/nsswitch.conf \
+	&& apk add --no-cache iputils ca-certificates net-snmp-tools procps lm_sensors tzdata \
+	&& update-ca-certificates \
+	&& chmod +x /usr/bin/telegraf /entrypoint.sh
+
+EXPOSE 8125/udp 8092/udp 8094
+
+ENTRYPOINT ["/entrypoint.sh"]
+CMD ["telegraf"]