Files
neon/Dockerfile.vm-compute-node
2023-02-17 14:14:41 -08:00

33 lines
1.0 KiB
Docker

# Note: this file *mostly* just builds on Dockerfile.compute-node
ARG SRC_IMAGE
ARG VM_INFORMANT_VERSION=v0.1.6
# Pull VM informant and set up inittab
FROM neondatabase/vm-informant:$VM_INFORMANT_VERSION as informant
RUN set -e \
&& rm -f /etc/inittab \
&& touch /etc/inittab
ADD vm-cgconfig.conf /etc/cgconfig.conf
RUN set -e \
&& echo "::sysinit:cgconfigparser -l /etc/cgconfig.conf -s 1664" >> /etc/inittab \
&& echo "::respawn:su vm-informant -c '/usr/local/bin/vm-informant --auto-restart --cgroup=neon-postgres'" >> /etc/inittab
# Combine, starting from non-VM compute node image.
FROM $SRC_IMAGE as base
# Temporarily set user back to root so we can run apt update and adduser
USER root
RUN apt update && \
apt install --no-install-recommends -y \
cgroup-tools
RUN adduser vm-informant --disabled-password --no-create-home
USER postgres
COPY --from=informant /etc/inittab /etc/inittab
COPY --from=informant /usr/bin/vm-informant /usr/local/bin/vm-informant
ENTRYPOINT ["/usr/sbin/cgexec", "-g", "*:neon-postgres", "/usr/local/bin/compute_ctl"]