feat: Add support for GPG keys

tests/gpg/test.sh

@@ -0,0 +1,30 @@
+#!/usr/bin/env bash
+
+echo "🧪 Running gpg tests ..."
+
+# https://stackoverflow.com/a/4774063/3398062
+# shellcheck disable=SC2164
+SCRIPT_PATH="$( cd -- "$(dirname "$0")" >/dev/null 2>&1 ; pwd -P )"
+
+# shellcheck source=assets/build/functions.sh
+COMMON_FILE="${SCRIPT_PATH}/../lib/common.sh"
+source "${COMMON_FILE}"
+trap cleanup EXIT
+
+# Run test instance
+echo "==> Starting docker-salt-master (${PLATFORM}) config ..."
+start_container_and_wait \
+  --volume "${SCRIPT_PATH}/roots/":/home/salt/data/srv/:ro \
+  --volume "${SCRIPT_PATH}/keys/":/home/salt/data/keys/ \
+|| error "container started"
+ok "container started"
+
+setup_and_start_salt_minion || error "salt-minion started"
+ok "salt-minion started"
+
+# Test foo pillar
+echo "==> Getting gpg encrypted pillar.foo.encrypted from minion ..."
+PILLAR_FOO="$( salt "${TEST_MINION_ID}" pillar.get 'foo:encrypted' || error "Unable to get pillar 'foo:encrypted'" )"
+echo "${PILLAR_FOO}"
+echo -n "${PILLAR_FOO}" | grep -q 'Hello, test.minion!' || error "gpg encrypted pillar.foo.encrypted"
+ok "gpg encrypted pillar.foo.encrypted"