matrix/prep.d/20-rand-pwd.sh

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#!/bin/sh
set -euo pipefail
# Initialize random passwords if needed
if ! vault kv list [[ .vault.prefix ]]kv/service 2>/dev/null | grep -q -E '^[[ .instance ]]$'; then
vault kv put [[ .vault.prefix ]]kv/service/[[ .instance ]] \
macaroon_secret_key=$(pwgen -s -n 50 1) \
form_secret=$(pwgen -s -n 50 1)
fi
for PWD in macaroon_secret_key form_secret; do
if ! vault kv get -field ${PWD} [[ .vault.prefix ]]kv/service/[[ .instance ]] >/dev/null 2>&1; then
vault kv patch [[ .vault.prefix ]]kv/service/[[ .instance ]] \
${PWD}=$(pwgen -s -n 50 1)
fi
done