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Mpls Path Visualization (#10936)
* update nokia mibs * database migrations * add code * html code * update db schema * add test data * add FIXME * move mibs/nokia/MPLS-TE-MIB to mibs/MPLS-TE-MIB
This commit is contained in:
Vitali Kari
PipoCanaja
195
includes/html/pages/routing/mpls-path-map.inc.php
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195
includes/html/pages/routing/mpls-path-map.inc.php
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<?php
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/*
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* LibreNMS
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*
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* Copyright (c) 2019 Vitali Kari
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*
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* This program is free software: you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation, either version 3 of the License, or (at your
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* option) any later version. Please see LICENSE.txt at the top level of
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* the source code distribution for details.
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*/
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use LibreNMS\Config;
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use Illuminate\Support\Collection;
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$hops = [];
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$links =[];
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$options = Config::get('network_map_vis_options');
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$lsp_path_id = $path['lsp_path_id'];
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$last_node = dbFetchCell('SELECT L.mplsLspToAddr FROM mpls_lsps AS L, mpls_lsp_paths AS P WHERE P.lsp_path_id = ? AND L.lsp_id = P.lsp_id', [$path['lsp_path_id']]);
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$device_id = $device['device_id'];
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$ar_list = dbFetchRows('SELECT * from `mpls_tunnel_ar_hops` where device_id = ? AND lsp_path_id = ?', [$device_id, $lsp_path_id]);
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d_echo($ar_list);
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// first node is host self
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$node = device_has_ip($ar_list[0]['mplsTunnelARHopRouterId']);
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if ($node) {
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$node_id = $node['device_id'];
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$label = $node['hostname'];
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$first_node = $ar_list[0]['mplsTunnelARHopRouterId'];
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} else {
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$node_id = $label = $first_node;
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}
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foreach ($ar_list as $value) {
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$node = device_has_ip($value['mplsTunnelARHopRouterId']);
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if ($node) {
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$remote_node_id = $node['device_id'];
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$remote_label = $node['hostname'];
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} else {
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$remote_node_id = $remote_label = $value['mplsTunnelARHopRouterId'];
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}
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$hops[$remote_node_id] = [
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'id' => $remote_node_id,
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'label' => $remote_label . PHP_EOL . $value['mplsTunnelARHopRouterId'],
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];
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if ($value['nextNodeProtected'] == 'true') {
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$hops[$remote_node_id]['color'] = '#ccffcc';
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$hops[$remote_node_id]['title'] = 'Node Protected';
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} else {
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$hops[$remote_node_id]['color'] = '#cccccc';
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$hops[$remote_node_id]['title'] = 'Node Not Protected';
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}
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if ($value['mplsTunnelARHopRouterId'] == $first_node || $value['mplsTunnelARHopRouterId'] == $last_node) {
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$hops[$remote_node_id]['shape'] = 'circle';
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}
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$lsp = dbFetchCell('SELECT L.mplsLspName FROM mpls_lsps AS L, mpls_lsp_paths AS P WHERE P.lsp_path_id = ? AND L.lsp_id = P.lsp_id', [$value['lsp_path_id']]);
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if ($value['localProtected'] == 'true') {
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$link_color = '#004d00';
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} else {
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$link_color = '#000000';
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}
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$links[] = [
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'from' => $node_id,
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'to' => $remote_node_id,
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'label' => strval($value['mplsTunnelARHopIpv4Addr']),
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'font' =>
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[
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'align' => 'top',
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'color' => $link_color,
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],
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'title' => $lsp . ' active hop #' . strval($value['mplsTunnelARHopIndex']) . ' Link Protected: ' . $value['localProtected'],
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'width' => 4.0,
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'color' =>
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[
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'color' => $link_color,
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'opacity' => '0.6',
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],
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'selfReferenceSize' => 45,
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];
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// process next hop
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$node_id = $remote_node_id;
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$label = $remote_label;
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}
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// try to find the computed CSPF Path
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$dev_mpls_tunnel_c_hops = collect(dbFetchRows('SELECT * FROM mpls_tunnel_c_hops where device_id = ?', [$device_id])); // collect all computed hops
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$keyed = $dev_mpls_tunnel_c_hops->keyBy('mplsTunnelCHopListIndex'); // reduce to last hops
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// Filter to only with final destination
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$filtered = $keyed->filter(function ($value) use ($last_node) {
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return ($value['mplsTunnelCHopRouterId'] == $last_node);
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});
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// FIXME pick the last one, but it seems that the secod one could work too. On NOKIA it actually does not matter, the paths have the same hops.
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// The first one is the active route path.
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$filtered2 = $filtered->last()['mplsTunnelCHopListIndex'];
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// get CSPF List
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$c_list = dbFetchRows('SELECT * from `mpls_tunnel_c_hops` where device_id = ? AND mplsTunnelCHopListIndex = ?', [$device_id, $filtered2]);
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// first node is host self
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$node = device_has_ip($c_list[0]['mplsTunnelCHopRouterId']);
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if ($node) {
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$node_id = $node['device_id'];
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$label = $node['hostname'];
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} else {
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$node_id = $label = $c_list[0]['mplsTunnelCHopRouterId'];
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}
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foreach ($c_list as $value) {
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$node = device_has_ip($value['mplsTunnelCHopRouterId']);
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if ($node) {
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$remote_node_id = $node['device_id'];
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$remote_label = $node['hostname'];
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} else {
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$remote_node_id = $remote_label = $value['mplsTunnelCHopRouterId'];
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}
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if (empty($hops[$remote_node_id])) {
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$hops[$remote_node_id] = [
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'id' => $remote_node_id,
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'label' => $remote_label . PHP_EOL . $value['mplsTunnelCHopRouterId'],
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'color' => '#cccccc',
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'title' => 'Node Protection Unknown',
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];
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}
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$links[] = [
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'from' => $node_id,
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'to' => $remote_node_id,
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'label' => strval($value['mplsTunnelCHopIpv4Addr']),
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'font' =>
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[
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'align' => 'bottom',
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'color' => '#262626',
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],
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'title' => 'computed detour hop # ' . strval($value['mplsTunnelCHopIndex']),
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'width' => 4.0,
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'color' =>
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[
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'color' => '#262626',
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'opacity' => '0.5',
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],
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'selfReferenceSize' => 25,
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'dashes' => 'true',
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];
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// process next hop
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$node_id = $remote_node_id;
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$label = $remote_label;
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}
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$nodes = json_encode(array_values($hops));
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$edges = json_encode($links);
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if (count($hops) > 1 && count($links) > 0) {
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$visualization = 'visualization-' . $i;
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echo '<div id="visualization-' . $i . '"></div>
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<script src="js/vis.min.js"></script>
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<script type="text/javascript">
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var height = $(window).height() / 2;
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';
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echo "$('#" . $visualization . "').height(height + 'px');
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var nodes = " . $nodes . ";
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var edges = " . $edges . ";
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";
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echo "var container = document.getElementById('" . $visualization . "');
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";
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echo "var data = {
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nodes: nodes,
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edges: edges,
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stabilize: true
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};
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var options = " . $options . ";
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";
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echo "var network = new vis.Network(container, data, options);
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network.on('click', function (properties) {
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if (properties.nodes > 0) {
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window.location.href = " . '"device/device="+properties.nodes+"/tab=routing/proto=mpls/view=paths/"
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}
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});
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</script>';
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} else {
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print_message("No Path map to display. Maybe there are no MPLS tunnel hops discovered.");
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}
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