Introduce a new SdnDiffView modal that runs a dry-run and shows the frr
configuration changes which will be made when clicking apply. Now the
user knows which frr config options will be set without needing to apply
the config.

Signed-off-by: Gabriel Goller <[email protected]>
---
 www/manager6/Makefile           |   1 +
 www/manager6/sdn/SdnDiffView.js | 123 ++++++++++++++++++++++++++++++++
 www/manager6/sdn/StatusView.js  |   8 +++
 3 files changed, 132 insertions(+)
 create mode 100644 www/manager6/sdn/SdnDiffView.js

diff --git a/www/manager6/Makefile b/www/manager6/Makefile
index 4558d53e54be..da602523b27a 100644
--- a/www/manager6/Makefile
+++ b/www/manager6/Makefile
@@ -286,6 +286,7 @@ JSSRC=                                                      
\
        sdn/ControllerView.js                           \
        sdn/Status.js                                   \
        sdn/StatusView.js                               \
+       sdn/SdnDiffView.js                              \
        sdn/VnetEdit.js                                 \
        sdn/VnetView.js                                 \
        sdn/VnetACLView.js                              \
diff --git a/www/manager6/sdn/SdnDiffView.js b/www/manager6/sdn/SdnDiffView.js
new file mode 100644
index 000000000000..2de10efd14b6
--- /dev/null
+++ b/www/manager6/sdn/SdnDiffView.js
@@ -0,0 +1,123 @@
+Ext.define('PVE.sdn.SdnDiffView', {
+    extend: 'Ext.window.Window',
+
+    maxWidth: 1000,
+    maxHeight: 1000,
+    minWidth: 600,
+    minHeight: 400,
+    scrollable: true,
+    modal: true,
+    title: gettext('FRR config diff view'),
+
+    node: undefined,
+
+    viewModel: {
+        data: {
+            diff: undefined,
+        },
+    },
+
+    items: [
+        {
+            xtype: 'displayfield',
+            padding: 10,
+            scrollable: true,
+            bind: {
+                value: '{diff}',
+            },
+        },
+    ],
+    buttons: [
+        {
+            handler: function () {
+                this.up('window').close();
+            },
+            text: gettext('OK'),
+        },
+    ],
+
+    loadDiff: async function () {
+        let me = this;
+
+        let req = await Proxmox.Async.api2({
+            url: `/cluster/sdn/dry-apply`,
+            params: { node: me.node },
+            method: 'PUT',
+        });
+
+        return req.result.data;
+    },
+
+    load: function () {
+        let me = this;
+
+        me.setLoading('fetching node diff');
+
+        me.loadDiff()
+            .catch(Proxmox.Utils.alertResponseFailure)
+            .then((diff) => {
+                if (diff['frr-diff'] === null) {
+                    this.getViewModel().set('diff', '');
+                } else {
+                    this.getViewModel().set('diff', 
diff['frr-diff'].replaceAll('\n', '<br>'));
+                }
+            })
+            .finally(() => {
+                me.setLoading(false);
+            });
+    },
+
+    getNodeSelector: function () {
+        let me = this;
+
+        return Ext.create('PVE.form.NodeSelector', {
+            xtype: 'pveNodeSelector',
+            reference: 'nodeselector',
+            fieldLabel: gettext('Node'),
+            padding: 10,
+            labelWidth: 120,
+            name: 'node',
+            allowBlank: false,
+            listeners: {
+                change: function (f, value) {
+                    me.node = value;
+                    me.load();
+                },
+            },
+            listConfig: {
+                columns: [
+                    {
+                        header: gettext('Node'),
+                        dataIndex: 'node',
+                        sortable: true,
+                        hideable: false,
+                        flex: 1,
+                    },
+                ],
+            },
+            store: {
+                fields: ['node'],
+                proxy: {
+                    type: 'proxmox',
+                    url: '/api2/json/nodes',
+                },
+                sorters: [
+                    {
+                        property: 'node',
+                        direction: 'ASC',
+                    },
+                ],
+            },
+        });
+    },
+
+    initComponent: function () {
+        let me = this;
+
+        me.nodeSelector = me.getNodeSelector();
+
+        me.items = [me.nodeSelector, ...me.items];
+
+        me.callParent();
+    },
+});
diff --git a/www/manager6/sdn/StatusView.js b/www/manager6/sdn/StatusView.js
index fbc712c6cf6b..fada50411e91 100644
--- a/www/manager6/sdn/StatusView.js
+++ b/www/manager6/sdn/StatusView.js
@@ -69,6 +69,14 @@ Ext.define(
                             });
                         },
                     },
+                    {
+                        text: gettext('Dry-Run'),
+                        handler: function () {
+                            Ext.create('PVE.sdn.SdnDiffView', {
+                                autoShow: true,
+                            });
+                        },
+                    },
                 ],
                 viewConfig: {
                     trackOver: false,
-- 
2.47.3




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