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54 lines
1.4 KiB
Bash
54 lines
1.4 KiB
Bash
#!/bin/bash
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set -eo pipefail
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# Paraphrased from:
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# https://github.com/influxdata/influxdata-docker/blob/0d341f18067c4652dfa8df7dcb24d69bf707363d/influxdb/2.0/entrypoint.sh
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# (a repo with no LICENSE.md)
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export STEPPATH=$(step path)
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function generate_password () {
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set +o pipefail
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< /dev/urandom tr -dc A-Za-z0-9 | head -c40
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echo
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set -o pipefail
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}
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# Initialize a CA if not already initialized
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function step_ca_init () {
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local -a setup_args=(
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--name "${DOCKER_STEPCA_INIT_NAME:-Smallstep}"
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--provisioner "${DOCKER_STEPCA_INIT_PROVISIONER_NAME:-admin}"
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--password-file "${STEPPATH}/password"
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--address ":9000"
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)
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if [ -n "${DOCKER_STEPCA_INIT_PASSWORD}" ]; then
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echo "${DOCKER_STEPCA_INIT_PASSWORD}" > "${STEPPATH}/password"
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else
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generate_password > "${STEPPATH}/password"
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fi
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if [ -n "${DOCKER_STEPCA_INIT_SSH}" ]; then
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setup_args=("${setup_args[@]}" --ssh)
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fi
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if [ -n "${DOCKER_STEPCA_INIT_DNS_NAMES}" ]; then
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setup_args=("$[setup_args[@]}" --dns "localhost" --dns "127.0.0.1" --dns "[::1]")
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fi
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IFS=',' read -r -a dns_names <<< "${DOCKER_STEPCA_INIT_DNS_NAMES}"
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for dns_name in "${dns_names[@]}"
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do
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setup_args=("${setup_args[@]}" --dns "$dns_name")
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done
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step ca init "${setup_args[@]}"
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mv $STEPPATH/password $PWDPATH
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}
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if [ ! -f "${STEPPATH}/config/ca.json" ]; then
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>&2 echo "There is no ca.json config file; running 'step ca init'."
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step_ca_init "${@}"
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fi
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exec "${@}"
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