Use Commonlib for self-hosted setup tools

utils/flyio/setenv.test.sh

@@ -0,0 +1,26 @@
+#!/bin/bash
+set -euo pipefail
+
+fixture_dir="$(mktemp -d)"
+trap 'rm -rf "$fixture_dir"' EXIT
+cp "$(dirname "$0")/setenv.sh" "$(dirname "$0")/fly.template.toml" "$fixture_dir/"
+
+(
+    cd "$fixture_dir"
+    appname=""
+    username=""
+    password=""
+    database=""
+    passphrase=""
+    region=""
+    source ./setenv.sh keep
+
+    [[ "$password" =~ ^[A-Za-z0-9_-]{32}$ ]] || {
+        echo "generated CouchDB password is not a 32-character base64url secret" >&2
+        exit 1
+    }
+    [[ "$passphrase" =~ ^[A-Za-z0-9_-]{32}$ ]] || {
+        echo "generated Vault encryption passphrase is not a 32-character base64url secret" >&2
+        exit 1
+    }
+)