lucene/solr/webapp/web/js/scripts/cloud.js

878 lines
24 KiB
JavaScript

/*
Licensed to the Apache Software Foundation (ASF) under one or more
contributor license agreements. See the NOTICE file distributed with
this work for additional information regarding copyright ownership.
The ASF licenses this file to You under the Apache License, Version 2.0
(the "License"); you may not use this file except in compliance with
the License. You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
var zk_error = function zk_error( xhr, text_status, error_thrown )
{
var zk = null;
try
{
eval( 'zk = ' + xhr.responseText + ';' );
}
catch( e ) {}
var message = '<p class="txt">Loading of "<code>' + xhr.url + '</code>" '
+ 'failed (HTTP-Status <code>' + xhr.status + '</code>)</p>' + "\n";
if( zk.error )
{
message += '<p class="msg">"' + zk.error.esc() + '"</p>' + "\n";
}
this.closest( '#cloud' )
.html( '<div class="block" id="error">' + message + '</div>' );
};
var init_debug = function( cloud_element )
{
var debug_element = $( '#debug', cloud_element );
var debug_button = $( '#menu #cloud .dump a' );
var clipboard_element = $( '.clipboard', debug_element );
var clipboard_button = $( 'a', clipboard_element );
debug_button
.die( 'click' )
.live
(
'click',
function( event )
{
debug_element.trigger( 'show' );
return false;
}
);
$( '.close', debug_element )
.die( 'click' )
.live
(
'click',
function( event )
{
debug_element.trigger( 'hide' );
return false;
}
);
$( '.clipboard', debug_element )
.die( 'click' )
.live
(
'click',
function( event )
{
return false;
}
);
debug_element
.die( 'show' )
.live
(
'show',
function( event )
{
debug_element.show();
$.ajax
(
{
url : app.config.solr_path + '/zookeeper?wt=json&dump=true',
dataType : 'text',
context : debug_element,
beforeSend : function( xhr, settings )
{
$( '.debug', debug_element )
.html( '<span class="loader">Loading Dump ...</span>' );
ZeroClipboard.setMoviePath( 'img/ZeroClipboard.swf' );
clipboard_client = new ZeroClipboard.Client();
clipboard_client.addEventListener
(
'load',
function( client )
{
}
);
clipboard_client.addEventListener
(
'complete',
function( client, text )
{
clipboard_element
.addClass( 'copied' );
clipboard_button
.data( 'text', clipboard_button.text() )
.text( clipboard_button.data( 'copied' ) );
}
);
},
success : function( response, text_status, xhr )
{
clipboard_client.glue
(
clipboard_element.get(0),
clipboard_button.get(0)
);
clipboard_client.setText( response.replace( /\\/g, '\\\\' ) );
$( '.debug', debug_element )
.removeClass( 'loader' )
.text( response );
},
error : function( xhr, text_status, error_thrown )
{
},
complete : function( xhr, text_status )
{
}
}
);
}
)
.die( 'hide' )
.live
(
'hide',
function( event )
{
$( '.debug', debug_element )
.empty();
clipboard_element
.removeClass( 'copied' );
clipboard_button
.data( 'copied', clipboard_button.text() )
.text( clipboard_button.data( 'text' ) );
clipboard_client.destroy();
debug_element.hide();
}
);
};
var helper_path_class = function( p )
{
var classes = [ 'link' ];
classes.push( 'lvl-' + p.target.depth );
if( p.target.data && p.target.data.leader )
{
classes.push( 'leader' );
}
if( p.target.data && p.target.data.state )
{
classes.push( p.target.data.state );
}
return classes.join( ' ' );
};
var helper_node_class = function( d )
{
var classes = [ 'node' ];
classes.push( 'lvl-' + d.depth );
if( d.data && d.data.leader )
{
classes.push( 'leader' );
}
if( d.data && d.data.state )
{
classes.push( d.data.state );
}
return classes.join( ' ' );
};
var helper_data = {
protocol: [],
host: [],
hostname: [],
port: [],
pathname: []
};
var helper_node_text = function( d )
{
if( !d.data || !d.data.uri )
{
return d.name;
}
var name = d.data.uri.hostname;
if( 1 !== helper_data.protocol.length )
{
name = d.data.uri.protocol + '//' + name;
}
if( 1 !== helper_data.port.length )
{
name += ':' + d.data.uri.port;
}
if( 1 !== helper_data.pathname.length )
{
name += d.data.uri.pathname;
}
return name;
};
var generate_graph = function( graph_element, graph_data, leaf_count )
{
var w = graph_element.width(),
h = leaf_count * 20;
var tree = d3.layout.tree()
.size([h, w - 400]);
var diagonal = d3.svg.diagonal()
.projection(function(d) { return [d.y, d.x]; });
var vis = d3.select( '#canvas' ).append( 'svg' )
.attr( 'width', w )
.attr( 'height', h)
.append( 'g' )
.attr( 'transform', 'translate(100, 0)' );
var nodes = tree.nodes( graph_data );
var link = vis.selectAll( 'path.link' )
.data( tree.links( nodes ) )
.enter().append( 'path' )
.attr( 'class', helper_path_class )
.attr( 'd', diagonal );
var node = vis.selectAll( 'g.node' )
.data( nodes )
.enter().append( 'g' )
.attr( 'class', helper_node_class )
.attr( 'transform', function(d) { return 'translate(' + d.y + ',' + d.x + ')'; } )
node.append( 'circle' )
.attr( 'r', 4.5 );
node.append( 'text' )
.attr( 'dx', function( d ) { return 0 === d.depth ? -8 : 8; } )
.attr( 'dy', function( d ) { return 5; } )
.attr( 'text-anchor', function( d ) { return 0 === d.depth ? 'end' : 'start'; } )
.attr( 'data-href', function( d ) { return d.name; } )
.text( helper_node_text );
$( 'text[data-href*="//"]', graph_element )
.die( 'click' )
.live
(
'click',
function()
{
location.href = $( this ).data( 'href' );
}
);
};
var generate_rgraph = function( graph_element, graph_data, leaf_count )
{
var max_val = Math.min( graph_element.width(), $( 'body' ).height() )
var r = max_val / 2;
var cluster = d3.layout.cluster()
.size([360, r - 160]);
var diagonal = d3.svg.diagonal.radial()
.projection(function(d) { return [d.y, d.x / 180 * Math.PI]; });
var vis = d3.select( '#canvas' ).append( 'svg' )
.attr( 'width', r * 2 )
.attr( 'height', r * 2 )
.append( 'g' )
.attr( 'transform', 'translate(' + r + ',' + r + ')' );
var nodes = cluster.nodes( graph_data );
var link = vis.selectAll( 'path.link' )
.data( cluster.links( nodes ) )
.enter().append( 'path' )
.attr( 'class', helper_path_class )
.attr( 'd', diagonal );
var node = vis.selectAll( 'g.node' )
.data( nodes )
.enter().append( 'g' )
.attr( 'class', helper_node_class )
.attr( 'transform', function(d) { return 'rotate(' + (d.x - 90) + ')translate(' + d.y + ')'; } )
node.append( 'circle' )
.attr( 'r', 4.5 );
node.append( 'text' )
.attr( 'dx', function(d) { return d.x < 180 ? 8 : -8; } )
.attr( 'dy', '.31em' )
.attr( 'text-anchor', function(d) { return d.x < 180 ? 'start' : 'end'; } )
.attr( 'transform', function(d) { return d.x < 180 ? null : 'rotate(180)'; } )
.attr( 'data-href', function( d ) { return d.name; } )
.text( helper_node_text );
$( 'text[data-href*="//"]', graph_element )
.die( 'click' )
.live
(
'click',
function()
{
location.href = $( this ).data( 'href' );
}
);
};
var prepare_graph_data = function( response, graph_element, live_nodes, callback )
{
var state = null;
eval( 'state = ' + response.znode.data + ';' );
var leaf_count = 0;
var graph_data = {
name: null,
children : []
};
for( var c in state )
{
var shards = [];
for( var s in state[c].shards )
{
var nodes = [];
for( var n in state[c].shards[s].replicas )
{
leaf_count++;
var replica = state[c].shards[s].replicas[n]
var uri = replica.base_url;
var parts = uri.match( /^(\w+:)\/\/(([\w\d\.-]+)(:(\d+))?)(.+)$/ );
var uri_parts = {
protocol: parts[1],
host: parts[2],
hostname: parts[3],
port: parseInt( parts[5] || 80, 10 ),
pathname: parts[6]
};
helper_data.protocol.push( uri_parts.protocol );
helper_data.host.push( uri_parts.host );
helper_data.hostname.push( uri_parts.hostname );
helper_data.port.push( uri_parts.port );
helper_data.pathname.push( uri_parts.pathname );
var status = replica.state;
if( !live_nodes[replica.node_name] )
{
status = 'gone';
}
var node = {
name: uri,
data: {
type : 'node',
state : status,
leader : 'true' === replica.leader,
uri : uri_parts
}
};
nodes.push( node );
}
var shard = {
name: s,
data: {
type : 'shard'
},
children: nodes
};
shards.push( shard );
}
var collection = {
name: c,
data: {
type : 'collection'
},
children: shards
};
graph_data.children.push( collection );
}
helper_data.protocol = $.unique( helper_data.protocol );
helper_data.host = $.unique( helper_data.host );
helper_data.hostname = $.unique( helper_data.hostname );
helper_data.port = $.unique( helper_data.port );
helper_data.pathname = $.unique( helper_data.pathname );
callback( graph_element, graph_data, leaf_count );
}
var update_status_filter = function(filterType, filterVal) {
if (filterType == 'status') {
$( '#cloudGraphPagingStatusFilter' ).val(filterVal);
$( '#cloudGraphPagingStatusFilter' ).show();
$( '#cloudGraphPagingFilter' ).hide();
$( '#cloudGraphPagingFilter' ).val('');
} else {
$( '#cloudGraphPagingStatusFilter' ).hide();
$( '#cloudGraphPagingStatusFilter' ).val('');
$( '#cloudGraphPagingFilter' ).val(filterVal);
$( '#cloudGraphPagingFilter' ).show();
}
};
var prepare_graph = function( graph_element, callback )
{
$.ajax
(
{
url : app.config.solr_path + '/zookeeper?wt=json&path=%2Flive_nodes',
dataType : 'json',
success : function( response, text_status, xhr )
{
var live_nodes = {};
for( var c in response.tree[0].children )
{
live_nodes[response.tree[0].children[c].data.title] = true;
}
var start = $( '#cloudGraphPagingStart' ).val();
var rows = $( '#cloudGraphPagingRows' ).val();
var clusterStateUrl = app.config.solr_path + '/zookeeper?wt=json&detail=true&path=%2Fclusterstate.json&view=graph';
if (start && rows)
clusterStateUrl += ('&start='+start+'&rows='+rows);
var filterType = $( '#cloudGraphPagingFilterType' ).val();
if (filterType) {
var filter = (filterType == 'status')
? $( '#cloudGraphPagingStatusFilter' ).val()
: $( '#cloudGraphPagingFilter' ).val();
if (filter)
clusterStateUrl += ('&filterType='+filterType+'&filter='+filter);
}
$.ajax
(
{
url : clusterStateUrl,
dataType : 'json',
context : graph_element,
beforeSend : function( xhr, settings )
{
this.show();
},
success : function( response, text_status, xhr )
{
prepare_graph_data(response, graph_element, live_nodes, callback)
if (response.znode && response.znode.paging) {
var parr = response.znode.paging.split('|');
if (parr.length < 3) {
$( '#cloudGraphPaging' ).hide();
return;
}
var start = Math.max(parseInt(parr[0]),0);
var prevEnabled = (start > 0);
$('#cloudGraphPagingPrev').prop('disabled', !prevEnabled);
if (prevEnabled)
$('#cloudGraphPagingPrev').show();
else
$('#cloudGraphPagingPrev').hide();
var rows = parseInt(parr[1])
var total = parseInt(parr[2])
$( '#cloudGraphPagingStart' ).val(start);
$( '#cloudGraphPagingRows' ).val(rows);
if (rows == -1)
$( '#cloudGraphPaging' ).hide();
var filterType = parr.length > 3 ? parr[3] : '';
if (filterType == '' || filterType == 'none') filterType = 'status';
$( '#cloudGraphPagingFilterType' ).val(filterType);
var filter = parr.length > 4 ? parr[4] : '';
update_status_filter(filterType, filter);
var page = Math.floor(start/rows)+1;
var pages = Math.ceil(total/rows);
var last = Math.min(start+rows,total);
var nextEnabled = (last < total);
$('#cloudGraphPagingNext').prop('disabled', !nextEnabled);
if (nextEnabled)
$('#cloudGraphPagingNext').show();
else
$('#cloudGraphPagingNext').hide();
var status = (total > 0)
? 'Collections '+(start+1)+' - '+last+' of '+total+'. '
: 'No collections found.';
$( '#cloudGraphPagingStatus' ).html(status);
} else {
$( '#cloudGraphPaging' ).hide();
}
},
error : function( xhr, text_status, error_thrown)
{
},
complete : function( xhr, text_status )
{
}
}
);
},
error : function( xhr, text_status, error_thrown)
{
},
complete : function( xhr, text_status )
{
}
}
);
};
var init_graph = function( graph_element )
{
prepare_graph
(
graph_element,
function( graph_element, graph_data, leaf_count )
{
generate_graph( graph_element, graph_data, leaf_count );
}
);
}
var init_rgraph = function( graph_element )
{
prepare_graph
(
graph_element,
function( graph_element, graph_data, leaf_count )
{
generate_rgraph( graph_element, graph_data, leaf_count );
}
);
}
var init_tree = function( tree_element )
{
$.ajax
(
{
url : app.config.solr_path + '/zookeeper?wt=json',
dataType : 'json',
context : tree_element,
beforeSend : function( xhr, settings )
{
this
.show();
},
success : function( response, text_status, xhr )
{
var self = this;
$( '#tree', this )
.jstree
(
{
"plugins" : [ "json_data" ],
"json_data" : {
"data" : response.tree,
"progressive_render" : true
},
"core" : {
"animation" : 0
}
}
)
.jstree
(
'open_node',
'li:first'
);
var tree_links = $( '#tree a', this );
tree_links
.die( 'click' )
.live
(
'click',
function( event )
{
$( 'a.active', $( this ).parents( '#tree' ) )
.removeClass( 'active' );
$( this )
.addClass( 'active' );
tree_element
.addClass( 'show' );
var file_content = $( '#file-content' );
$( 'a.close', file_content )
.die( 'click' )
.live
(
'click',
function( event )
{
$( '#tree a.active' )
.removeClass( 'active' );
tree_element
.removeClass( 'show' );
return false;
}
);
$.ajax
(
{
url : this.href,
dataType : 'json',
context : file_content,
beforeSend : function( xhr, settings )
{
},
success : function( response, text_status, xhr )
{
var props = [];
for( var key in response.znode.prop )
{
props.push
(
'<li><dl class="clearfix">' + "\n" +
'<dt>' + key.esc() + '</dt>' + "\n" +
'<dd>' + response.znode.prop[key].esc() + '</dd>' + "\n" +
'</dl></li>'
);
}
$( '#prop ul', this )
.empty()
.html( props.join( "\n" ) );
$( '#prop ul li:odd', this )
.addClass( 'odd' );
var data_element = $( '#data', this );
var highlight = false;
var data = '<em>Node "' + response.znode.path + '" has no utf8 Content</em>';
if( response.znode.data )
{
var classes = '';
var path = response.znode.path.split( '.' );
if( 1 < path.length )
{
highlight = true;
classes = 'syntax language-' + path.pop().esc();
}
data = '<pre class="' + classes + '">'
+ response.znode.data.esc()
+ '</pre>';
}
data_element
.show()
.html( data );
if( highlight )
{
hljs.highlightBlock( data_element.get(0) );
}
},
error : function( xhr, text_status, error_thrown)
{
},
complete : function( xhr, text_status )
{
}
}
);
return false;
}
);
},
error : zk_error,
complete : function( xhr, text_status )
{
}
}
);
};
// updates the starting position for paged navigation
// and then rebuilds the graph based on the selected page
var update_start = function(direction, cloud_element) {
var start = $( '#cloudGraphPagingStart' ).val();
var rows = $( '#cloudGraphPagingRows' ).val();
var startAt = start ? parseInt(start) : 0;
var numRows = rows ? parseInt(rows) : 20;
var newStart = Math.max(startAt + (rows * direction),0);
$( '#cloudGraphPagingStart' ).val(newStart);
var graph_element = $( '#graph-content', cloud_element );
$( '#canvas', graph_element).empty();
init_graph( graph_element );
};
// #/~cloud
sammy.get
(
/^#\/(~cloud)$/,
function( context )
{
var content_element = $( '#content' );
$.get
(
'tpl/cloud.html',
function( template )
{
content_element
.html( template );
var cloud_element = $( '#cloud', content_element );
var navigation_element = $( '#menu #cloud' );
init_debug( cloud_element );
$( '.tree', navigation_element )
.die( 'activate' )
.live
(
'activate',
function( event )
{
$( this ).addClass( 'active' );
init_tree( $( '#tree-content', cloud_element ) );
}
);
$( '.graph', navigation_element )
.die( 'activate' )
.live
(
'activate',
function( event )
{
$( this ).addClass( 'active' );
init_graph( $( '#graph-content', cloud_element ) );
$('#cloudGraphPagingNext').click(function() {
update_start(1, cloud_element);
});
$('#cloudGraphPagingPrev').click(function() {
update_start(-1, cloud_element);
});
$('#cloudGraphPagingRows').change(function() {
var rows = $( this ).val();
if (!rows || rows == '')
$( this ).val("20");
// ? restart the start position when rows changes?
$( '#cloudGraphPagingStart' ).val(0);
update_start(-1, cloud_element);
});
$('#cloudGraphPagingFilter').change(function() {
var filter = $( this ).val();
// reset the start position when the filter changes
$( '#cloudGraphPagingStart' ).val(0);
update_start(-1, cloud_element);
});
$( '#cloudGraphPagingStatusFilter' ).show();
$( '#cloudGraphPagingFilter' ).hide();
$('#cloudGraphPagingFilterType').change(function() {
update_status_filter($( this ).val(), '');
});
$('#cloudGraphPagingStatusFilter').change(function() {
// just reset the paged navigation controls based on this update
$( '#cloudGraphPagingStart' ).val(0);
update_start(-1, cloud_element);
});
}
);
$( '.rgraph', navigation_element )
.die( 'activate' )
.live
(
'activate',
function( event )
{
$( "#cloudGraphPaging" ).hide(); // TODO: paging for rgraph too
$( this ).addClass( 'active' );
init_rgraph( $( '#graph-content', cloud_element ) );
}
);
$.ajax
(
{
url : app.config.solr_path + '/zookeeper?wt=json',
dataType : 'json',
context : cloud_element,
success : function( response, text_status, xhr )
{
$( 'a[href="' + context.path + '"]', navigation_element )
.trigger( 'activate' );
},
error : zk_error
}
);
}
);
}
);