mariadb/init/vault-database

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#!/bin/sh
set -euo pipefail
if [ "$(vault secrets list -format json | jq -r '.["[[ .vault.root ]]database/"].type')" != "database" ]; then
vault secrets enable -path [[ .vault.root ]]database database
fi
if [ "$(vault list -format json [[ .vault.root ]]database/config | jq '.[] | test("^[[ .instance ]]$")')" = "false" ]; then
vault write [[ .vault.root ]]database/config/[[ .instance ]] \
plugin_name="mysql-database-plugin" \
connection_url="{{username}}:{{password}}@tcp([[ (urlParse .mariadb.server.public_address).Host ]])/" \
allowed_roles="*" \
username=vault \
password="$(vault kv get -field vault_initial_pwd [[ .vault.root ]]kv/service/[[ .instance ]])" \
disable_escaping=true
vault write -force [[ .vault.root ]]database/rotate-root/[[ .instance ]]
fi
vault write [[ .vault.root ]]database/roles/mariadb-admin \
db_name="mariadb" \
creation_statements="CREATE USER '{{name}}'@'%' IDENTIFIED BY '{{password}}'; \
GRANT ALL PRIVILEGES ON *.* TO '{{name}}'@'%' WITH GRANT OPTION; \
FLUSH PRIVILEGES;" \
default_ttl="6h" \
max_ttl="48h"