71 lines
2.0 KiB
Bash
Executable File
71 lines
2.0 KiB
Bash
Executable File
#!/bin/bash
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source logger.bash
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function wait_for_process () {
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local max_time_wait=30
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local process_name="$1"
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local waited_sec=0
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while ! pgrep "$process_name" >/dev/null && ((waited_sec < max_time_wait)); do
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log.debug "Process $process_name is not running yet. Retrying in 1 seconds"
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log.debug "Waited $waited_sec seconds of $max_time_wait seconds"
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sleep 1
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((waited_sec=waited_sec+1))
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if ((waited_sec >= max_time_wait)); then
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return 1
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fi
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done
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return 0
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}
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sudo /bin/bash <<SCRIPT
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mkdir -p /etc/docker
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echo "{}" > /etc/docker/daemon.json
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if [ -n "${MTU}" ]; then
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jq ".\"mtu\" = ${MTU}" /etc/docker/daemon.json > /tmp/.daemon.json && mv /tmp/.daemon.json /etc/docker/daemon.json
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# See https://docs.docker.com/engine/security/rootless/
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echo "environment=DOCKERD_ROOTLESS_ROOTLESSKIT_MTU=${MTU}" >> /etc/supervisor/conf.d/dockerd.conf
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fi
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if [ -n "${DOCKER_REGISTRY_MIRROR}" ]; then
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jq ".\"registry-mirrors\"[0] = \"${DOCKER_REGISTRY_MIRROR}\"" /etc/docker/daemon.json > /tmp/.daemon.json && mv /tmp/.daemon.json /etc/docker/daemon.json
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fi
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SCRIPT
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dump() {
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local path=${1:?missing required <path> argument}
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shift
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printf -- "%s\n---\n" "${*//\{path\}/"$path"}" 1>&2
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cat "$path" 1>&2
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printf -- '---\n' 1>&2
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}
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for config in /etc/docker/daemon.json /etc/supervisor/conf.d/dockerd.conf; do
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dump "$config" 'Using {path} with the following content:'
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done
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log.debug 'Starting supervisor daemon'
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sudo /usr/bin/supervisord -n >> /dev/null 2>&1 &
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log.debug 'Waiting for processes to be running...'
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processes=(dockerd)
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for process in "${processes[@]}"; do
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wait_for_process "$process"
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if [ $? -ne 0 ]; then
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log.error "$process is not running after max time"
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dump /var/log/dockerd.err.log 'Dumping {path} to aid investigation'
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exit 1
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else
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log.debug "$process is running"
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fi
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done
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if [ -n "${MTU}" ]; then
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sudo ifconfig docker0 mtu ${MTU} up
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fi
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# Wait processes to be running
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entrypoint.sh
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