Supported FRACTAL_API_V1_MODE=include_read_only

Author: zonia3000

docs/environment-variables.md

@@ -16,7 +16,7 @@ The following environment variables can be used to configure fractal-web.
 * `LOG_FILE`: the path of the file where logs will be written; by default is unset and no file will be created;
 * `LOG_LEVEL_FILE`: the log level of logs that will be written to the file; the default value is `info`;
 * `LOG_LEVEL_CONSOLE`: the log level of logs that will be written to the console; the default value is `warn`;
-* `FRACTAL_API_V1_MODE`: include/exclude V1 pages and version switcher; the default value is `include`;
+* `FRACTAL_API_V1_MODE`: include/exclude V1 pages and version switcher; supported values are: `include`, `include_read_only`, `exclude`; the default value is `include`;
 * `PUBLIC_FRACTAL_VIZARR_VIEWER_URL`: URL to [fractal-vizarr-viewer](https://github.com/fractal-analytics-platform/fractal-vizarr-viewer) service (e.g. http://localhost:3000/vizarr for testing);
 * `WARNING_BANNER_PATH`: specifies the path to a text file containing the warning banner message displayed on the site; the banner is used to inform users about important issues, such as external resources downtime or maintenance alerts; if the variable is empty or unset no banner is displayed.
 

src/routes/+layout.server.js

@@ -22,7 +22,7 @@ export async function load({ locals, request, url }) {
 	return {
 		...pageInfo,
 		warningBanner,
-		v1Enabled: env.FRACTAL_API_V1_MODE !== 'exclude'
+		apiV1Mode: env.FRACTAL_API_V1_MODE
 	};
 }
 

src/routes/+layout.svelte

@@ -17,7 +17,7 @@
 	let clientVersion = __APP_VERSION__;
 
 	$: displayVersionSelector =
-		$page.data.v1Enabled &&
+		$page.data.apiV1Mode !== 'exclude' &&
 		(!isSubPage($page.url.pathname, apiVersion) ||
 			$page.url.pathname === '/v2/admin/jobs' ||
 			$page.url.pathname === '/v1/admin/jobs') &&
@@ -221,6 +221,9 @@
 				Sorry, we are performing some maintenance on fractal-server. It will be back online soon.
 			</div>
 		{/if}
+		{#if apiVersion === 'v1' && $page.data.apiV1Mode === 'include_read_only'}
+			<div class="alert alert-warning">Warning: legacy API is in read-only mode.</div>
+		{/if}
 		{#if warningBanner}
 			<div class="alert alert-warning">
 				{#each warningBanner.split('\n') as line, index}