postgres/example/prep.d/10-rand-pwd.sh

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#!/bin/sh
set -euo pipefail
# Initialize random passwords if needed
if ! vault kv list kv/service 2>/dev/null | grep -q -E '^postgres$'; then
vault kv put kv/service/postgres \
pg_pwd=$(pwgen -s -n 50 1) \
api_pwd=$(pwgen -s -n 50 1) \
monitor_pwd=$(pwgen -s -n 50 1) \
replicator_pwd=$(pwgen -s -n 50 1) \
rewind_pwd=$(pwgen -s -n 50 1) \
vault_initial_pwd=$(pwgen -s -n 50 1)
fi
for PWD in pg_pwd api_pwd monitor_pwd replicator_pwd rewind_pwd vault_initial_pwd; do
if ! vault kv get -field ${PWD} kv/service/postgres >/dev/null 2>&1; then
vault kv patch kv/service/postgres \
${PWD}=$(pwgen -s -n 50 1)
fi
done