[pve-devel] [PATCH v5 manager] ui: storage backup view: add prune window

Fabian Ebner f.ebner at proxmox.com
Tue Nov 24 14:00:53 CET 2020


adapted from PBS. Main differences are:
    * API has GET/DELETE distinction instead of 'dry-run'
    * API expects a single property string for the prune options

Signed-off-by: Fabian Ebner <f.ebner at proxmox.com>
---

Needs a dependency bump for proxmox-widget-toolkit.

Changes from v4:
    * Switch to widget toolkit's prune keep fields.
    * Don't load values from the storage initially. While it could be done,
      doing a manual prune doesn't need to have to do anything at all with the
      configuration on the storage. Problem is also that a clear trigger
      would reset to that value instead of clearing, which obviously makes
      sense when editing the storage configuration, but not really for
      doing a one-shot prune operation.
    * Use "renamed" as a reason instead of "strange name" for renamed backups

 www/manager6/Makefile              |   1 +
 www/manager6/storage/BackupView.js |  51 ++++++
 www/manager6/window/Prune.js       | 257 +++++++++++++++++++++++++++++
 3 files changed, 309 insertions(+)
 create mode 100644 www/manager6/window/Prune.js

diff --git a/www/manager6/Makefile b/www/manager6/Makefile
index 9e6e56ef..85f90ecd 100644
--- a/www/manager6/Makefile
+++ b/www/manager6/Makefile
@@ -97,6 +97,7 @@ JSSRC= 							\
 	window/LoginWindow.js				\
 	window/Migrate.js				\
 	window/NotesEdit.js				\
+	window/Prune.js					\
 	window/Restore.js				\
 	window/SafeDestroy.js				\
 	window/Settings.js				\
diff --git a/www/manager6/storage/BackupView.js b/www/manager6/storage/BackupView.js
index 8c1e2ed6..632a1d36 100644
--- a/www/manager6/storage/BackupView.js
+++ b/www/manager6/storage/BackupView.js
@@ -24,6 +24,56 @@ Ext.define('PVE.storage.BackupView', {
 	    me.store.load();
 	};
 
+	let pruneButton = Ext.create('Proxmox.button.Button', {
+	    text: gettext('Prune group'),
+	    disabled: true,
+	    selModel: sm,
+	    setBackupGroup: function(backup) {
+		if (backup) {
+		    let name = backup.text;
+		    let vmid = backup.vmid;
+		    let format = backup.format;
+
+		    let vmtype;
+		    if (name.startsWith('vzdump-lxc-') || format === "pbs-ct") {
+			vmtype = 'lxc';
+		    } else if (name.startsWith('vzdump-qemu-') || format === "pbs-vm") {
+			vmtype = 'qemu';
+		    }
+
+		    if (vmid && vmtype) {
+			this.setText(gettext('Prune group') + ` ${vmtype}/${vmid}`);
+			this.vmid = vmid;
+			this.vmtype = vmtype;
+			this.setDisabled(false);
+			return;
+		    }
+		}
+		this.setText(gettext('Prune group'));
+		this.vmid = null;
+		this.vmtype = null;
+		this.setDisabled(true);
+	    },
+	    handler: function(b, e, rec) {
+		let win = Ext.create('PVE.window.Prune', {
+		    nodename: nodename,
+		    storage: storage,
+		    backup_id: this.vmid,
+		    backup_type: this.vmtype,
+		});
+		win.show();
+		win.on('destroy', reload);
+	    },
+	});
+
+	me.on('selectionchange', function(model, srecords, eOpts) {
+	    if (srecords.length === 1) {
+		pruneButton.setBackupGroup(srecords[0].data);
+	    } else {
+		pruneButton.setBackupGroup(null);
+	    }
+	});
+
 	me.tbar = [
 	    {
 		xtype: 'proxmoxButton',
@@ -64,6 +114,7 @@ Ext.define('PVE.storage.BackupView', {
 		    win.show();
 		}
 	    },
+	    pruneButton,
 	];
 
 	me.callParent();
diff --git a/www/manager6/window/Prune.js b/www/manager6/window/Prune.js
new file mode 100644
index 00000000..f503773d
--- /dev/null
+++ b/www/manager6/window/Prune.js
@@ -0,0 +1,257 @@
+Ext.define('pve-prune-list', {
+    extend: 'Ext.data.Model',
+    fields: [
+	'type',
+	'vmid',
+	{
+	    name: 'ctime',
+	    type: 'date',
+	    dateFormat: 'timestamp',
+	},
+    ],
+});
+
+Ext.define('PVE.PruneInputPanel', {
+    extend: 'Proxmox.panel.InputPanel',
+    alias: 'widget.pvePruneInputPanel',
+    mixins: ['Proxmox.Mixin.CBind'],
+
+    onGetValues: function(values) {
+	let me = this;
+
+	// the API expects a single prune-backups property string
+	let pruneBackups = PVE.Parser.printPropertyString(values);
+	values = {
+	    'prune-backups': pruneBackups,
+	    'type': me.backup_type,
+	    'vmid': me.backup_id,
+	};
+
+	return values;
+    },
+
+    controller: {
+	xclass: 'Ext.app.ViewController',
+
+	init: function(view) {
+	    if (!view.url) {
+		throw "no url specified";
+	    }
+	    if (!view.backup_type) {
+		throw "no backup_type specified";
+	    }
+	    if (!view.backup_id) {
+		throw "no backup_id specified";
+	    }
+
+	    this.reload(); // initial load
+	},
+
+	reload: function() {
+	    let view = this.getView();
+
+	    // helper to allow showing why a backup is kept
+	    let addKeepReasons = function(backups, params) {
+		const rules = [
+		    'keep-last',
+		    'keep-hourly',
+		    'keep-daily',
+		    'keep-weekly',
+		    'keep-monthly',
+		    'keep-yearly',
+		    'keep-all', // when all keep options are not set
+		];
+		let counter = {};
+
+		backups.sort(function(a, b) {
+		    return a.ctime < b.ctime;
+		});
+
+		let ruleIndex = -1;
+		let nextRule = function() {
+		    let rule;
+		    do {
+			ruleIndex++;
+			rule = rules[ruleIndex];
+		    } while (!params[rule] && rule !== 'keep-all');
+		    counter[rule] = 0;
+		    return rule;
+		};
+
+		let rule = nextRule();
+		for (let backup of backups) {
+		    if (backup.mark === 'keep') {
+			counter[rule]++;
+			if (rule !== 'keep-all') {
+			    backup.keepReason = rule + ': ' + counter[rule];
+			    if (counter[rule] >= params[rule]) {
+				rule = nextRule();
+			    }
+			} else {
+			    backup.keepReason = rule;
+			}
+		    }
+		}
+	    };
+
+	    let params = view.getValues();
+	    let keepParams = PVE.Parser.parsePropertyString(params["prune-backups"]);
+
+	    Proxmox.Utils.API2Request({
+		url: view.url,
+		method: "GET",
+		params: params,
+		callback: function() {
+		    // for easy breakpoint setting
+		},
+		failure: function(response, opts) {
+		    Ext.Msg.alert(gettext('Error'), response.htmlStatus);
+		},
+		success: function(response, options) {
+		    var data = response.result.data;
+		    addKeepReasons(data, keepParams);
+		    view.pruneStore.setData(data);
+		},
+	    });
+	},
+
+	control: {
+	    field: { change: 'reload' },
+	},
+    },
+
+    column1: [
+	{
+	    xtype: 'pmxPruneKeepField',
+	    name: 'keep-last',
+	    fieldLabel: gettext('keep-last'),
+	},
+	{
+	    xtype: 'pmxPruneKeepField',
+	    name: 'keep-hourly',
+	    fieldLabel: gettext('keep-hourly'),
+	},
+	{
+	    xtype: 'pmxPruneKeepField',
+	    name: 'keep-daily',
+	    fieldLabel: gettext('keep-daily'),
+	},
+	{
+	    xtype: 'pmxPruneKeepField',
+	    name: 'keep-weekly',
+	    fieldLabel: gettext('keep-weekly'),
+	},
+	{
+	    xtype: 'pmxPruneKeepField',
+	    name: 'keep-monthly',
+	    fieldLabel: gettext('keep-monthly'),
+	},
+	{
+	    xtype: 'pmxPruneKeepField',
+	    name: 'keep-yearly',
+	    fieldLabel: gettext('keep-yearly'),
+	},
+    ],
+
+    initComponent: function() {
+        var me = this;
+
+	me.pruneStore = Ext.create('Ext.data.Store', {
+	    model: 'pve-prune-list',
+	    sorters: { property: 'ctime', direction: 'DESC' },
+	});
+
+	me.column2 = [
+	    {
+		xtype: 'grid',
+		height: 200,
+		store: me.pruneStore,
+		columns: [
+		    {
+			header: gettext('Backup Time'),
+			sortable: true,
+			dataIndex: 'ctime',
+			renderer: function(value, metaData, record) {
+			    let text = Ext.Date.format(value, 'Y-m-d H:i:s');
+			    if (record.data.mark === 'remove') {
+				return '<div style="text-decoration: line-through;">'+ text +'</div>';
+			    } else {
+				return text;
+			    }
+			},
+			flex: 1,
+		    },
+		    {
+			text: 'Keep (reason)',
+			dataIndex: 'mark',
+			renderer: function(value, metaData, record) {
+			    if (record.data.mark === 'keep') {
+				return 'true (' + record.data.keepReason + ')';
+			    } else if (record.data.mark === 'protected') {
+				return 'true (renamed)';
+			    } else {
+				return 'false';
+			    }
+			},
+			flex: 1,
+		    },
+		],
+	    },
+	];
+
+	me.callParent();
+    },
+});
+
+Ext.define('PVE.window.Prune', {
+    extend: 'Proxmox.window.Edit',
+
+    method: 'DELETE',
+    submitText: gettext("Prune"),
+
+    fieldDefaults: { labelWidth: 130 },
+
+    isCreate: true,
+
+    initComponent: function() {
+        var me = this;
+
+	if (!me.nodename) {
+	    throw "no nodename specified";
+	}
+	if (!me.storage) {
+	    throw "no storage specified";
+	}
+	if (!me.backup_type) {
+	    throw "no backup_type specified";
+	}
+	if (me.backup_type !== 'qemu' && me.backup_type !== 'lxc') {
+	    throw "unknown backup type: " + me.backup_type;
+	}
+	if (!me.backup_id) {
+	    throw "no backup_id specified";
+	}
+
+	let title = Ext.String.format(
+	    gettext("Prune Backups for '{0}' on Storage '{1}'"),
+	    me.backup_type + '/' + me.backup_id,
+	    me.storage,
+	);
+
+	Ext.apply(me, {
+	    url: '/api2/extjs/nodes/' + me.nodename + '/storage/' + me.storage + "/prunebackups",
+	    title: title,
+	    items: [
+		{
+		    xtype: 'pvePruneInputPanel',
+		    url: '/api2/extjs/nodes/' + me.nodename + '/storage/' + me.storage + "/prunebackups",
+		    backup_type: me.backup_type,
+		    backup_id: me.backup_id,
+		    storage: me.storage,
+		},
+	    ],
+	});
+
+	me.callParent();
+    },
+});
-- 
2.20.1






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