Add content element limit

README.md

@@ -47,6 +47,7 @@ This web user interface uses [Riot](https://github.com/Riot/riot) the react-like
 -   Customise docker pull command on static registry UI (see [#71](https://github.com/Joxit/docker-registry-ui/issues/71)) **static interface**.
 -   Add custom header via environment variable and file via `NGINX_PROXY_HEADER_*` (see [#89](https://github.com/Joxit/docker-registry-ui/pull/89)) **static interface**
 -   Show/Hide content digest in taglist via `SHOW_CONTENT_DIGEST` (values are: [`true`, `false`], default: `true`) (see [#126](https://github.com/Joxit/docker-registry-ui/issues/126)).
+-   Limit the number of elements in the image list via `CATALOG_ELEMENTS_LIMIT` (see [#127](https://github.com/Joxit/docker-registry-ui/pull/127)).
 
 ## FAQ
 
@@ -255,4 +256,4 @@ check out the [Electron](examples/electron/README.md) standalone application.
 - [Unable to push image when docker-registry-ui is used as a proxy on non 80 port](https://github.com/Joxit/docker-registry-ui/tree/master/examples/issue-88) ([#88](https://github.com/Joxit/docker-registry-ui/issues/88))
 - [Add custom headers bases on environment variable and/or file when the ui is used as proxy](https://github.com/Joxit/docker-registry-ui/tree/master/examples/proxy-headers) ([#89](https://github.com/Joxit/docker-registry-ui/pull/89))
 - [UI showing same sha256 content digest for all tags + Delete is not working](https://github.com/Joxit/docker-registry-ui/tree/master/examples/issue-116) ([#116](https://github.com/Joxit/docker-registry-ui/issues/116))
-- [Electron-based Standalone Application](https://github.com/Joxit/docker-registry-ui/tree/master/examples/electron) ([#129](https://github.com/Joxit/docker-registry-ui/pull/129))
+- [Electron-based Standalone Application](https://github.com/Joxit/docker-registry-ui/tree/master/examples/electron) ([#129](https://github.com/Joxit/docker-registry-ui/pull/129))

bin/entrypoint

@@ -12,6 +12,10 @@ if [ "${SHOW_CONTENT_DIGEST}" = false ] ; then
   sed -i -r "s/(showContentDigest[:=])[^,;]*/\1false/" scripts/docker-registry-ui.js
 fi
 
+if [ -n "${CATALOG_ELEMENTS_LIMIT}" ] ; then
+  sed -i -r "s/(catalogElementsLimit[:=])[^,;]*/\1${CATALOG_ELEMENTS_LIMIT}/" scripts/docker-registry-ui.js
+fi
+
 get_nginx_proxy_headers() {
   (
     env &&

src/scripts/script.js

@@ -18,6 +18,7 @@ var registryUI = {}
 registryUI.URL_QUERY_PARAM_REGEX = /[&?]url=/;
 registryUI.URL_PARAM_REGEX = /^url=/;
 registryUI.showContentDigest = true;
+registryUI.catalogElementsLimit = 100000;
 
 registryUI.url = function(byPassQueryParam) {
   if (!registryUI._url) {

src/scripts/static.js

@@ -34,6 +34,7 @@ registryUI.name = function() {
 registryUI.pullUrl = '${PULL_URL}';
 registryUI.isImageRemoveActivated = true;
 registryUI.showContentDigest = true;
+registryUI.catalogElementsLimit = 100000;
 registryUI.catalog = {};
 registryUI.taglist = {};
 registryUI.taghistory = {};

src/tags/catalog.tag

@@ -68,7 +68,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
         registryUI.catalog.loadend = true;
         registryUI.catalog.instance.update();
       });
-      oReq.open('GET', registryUI.url() + '/v2/_catalog?n=100000');
+      oReq.open('GET', registryUI.url() + '/v2/_catalog?n=' + registryUI.catalogElementsLimit);
       oReq.send();
     };
     registryUI.catalog.display();