Update dcgm-exporter image

exporters/prometheus-dcgm/dcgm-exporter/Dockerfile

@@ -1,14 +1,20 @@
 FROM ubuntu:16.04
 
-ARG DCGM_VERSION=1.4.6
+ARG DCGM_VERSION=1.7.1
 
-COPY datacenter-gpu-manager_${DCGM_VERSION}_amd64.deb /tmp
-RUN dpkg -i /tmp/*.deb && rm -f /tmp/*
+RUN apt-get update && apt-get install -y --no-install-recommends libgomp1 \
+    wget && \
+    rm -rf /var/lib/apt/lists/*
+
+
+RUN wget --no-check-certificate https://developer.download.nvidia.com/compute/redist/dcgm/${DCGM_VERSION}/DEBS/datacenter-gpu-manager_${DCGM_VERSION}_amd64.deb && \
+    dpkg -i datacenter-gpu-manager_*.deb && \
+    rm -f datacenter-gpu-manager_*.deb
 
 COPY dcgm-exporter /usr/local/bin
 
 ENV NVIDIA_VISIBLE_DEVICES all
-ENV NVIDIA_DRIVER_CAPABILITIES utility
+ENV NVIDIA_DRIVER_CAPABILITIES all
 
 VOLUME /run/prometheus