mirror of
https://github.com/ntop/ntopng.git
synced 2026-04-29 15:39:33 +00:00
131 lines
3.9 KiB
JavaScript
131 lines
3.9 KiB
JavaScript
export function draw_processes_graph(http_prefix, graph_div_id, host) {
|
|
var links;
|
|
var nodes = {};
|
|
|
|
var url = http_prefix + '/lua/get_processes_graph_data.lua?host=' + host;
|
|
|
|
d3.json(url, function(error, json) {
|
|
if(error)
|
|
return console.warn(error);
|
|
|
|
links = json;
|
|
var _link;
|
|
|
|
// Compute the distinct nodes from the links.
|
|
links.forEach(function(link) {
|
|
if(link.source_pid == -1) {
|
|
/* IP Address -> PID */
|
|
_link = http_prefix + "/lua/host_details.lua?host=" + link.source;
|
|
} else {
|
|
/* PID -> IP Address */
|
|
_link = http_prefix + "/lua/process_details.lua?pid=" + link.source_pid + "&pid_name=" + link.source_name + "&host=" + host + "&page=flows";
|
|
}
|
|
|
|
link.source = nodes[link.source]
|
|
|| (nodes[link.source] = {
|
|
name: link.source_name, num:link.source,
|
|
link: _link, type: link.source_type, pid: link.source_pid
|
|
});
|
|
|
|
if(link.target_pid == -1) {
|
|
/* IP Address -> PID */
|
|
_link = http_prefix + "/lua/host_details.lua?host=" + link.target;
|
|
} else {
|
|
/* PID -> IP Address */
|
|
_link = http_prefix + "/lua/process_details.lua?pid=" + link.target_pid + "&pid_name=" + link.target_name + "&host=" + host + "&page=flows";
|
|
}
|
|
|
|
link.target = nodes[link.target]
|
|
|| (nodes[link.target] = {
|
|
name: link.target_name, num: link.target,
|
|
link: _link, type: link.target_type, pid: link.target_pid
|
|
});
|
|
});
|
|
|
|
var width = 960, height = 500, arrow_size = 6;
|
|
var color = d3.scale.category10();
|
|
|
|
/* Same colors as those used in the flow_details.lua page to represent hosts and processes */
|
|
color["proc"] = "red";
|
|
color["host"] = "lightsteelblue";
|
|
|
|
var force = d3.layout.force()
|
|
.nodes(d3.values(nodes))
|
|
.links(links)
|
|
.size([width, height])
|
|
.linkDistance(120) // Arc length
|
|
.charge(-400)
|
|
.on("tick", tick)
|
|
.start();
|
|
|
|
var svg = d3.select("#" + graph_div_id).append("svg")
|
|
.attr("id", "ebpf_graph")
|
|
.attr("width", width)
|
|
.attr("height", height);
|
|
|
|
// Per-type markers, as they don't inherit styles.
|
|
svg.append("defs").selectAll("marker")
|
|
.data(["proc2proc", "proc2host", "host2proc", "host2host"])
|
|
.enter().append("marker")
|
|
.attr("id", function(d) { return d; })
|
|
.attr("viewBox", "0 -5 20 20")
|
|
.attr("refX", 15)
|
|
.attr("refY", -1.5)
|
|
.attr("markerWidth", arrow_size).attr("markerHeight", arrow_size)
|
|
.attr("orient", "auto")
|
|
.append("path")
|
|
.attr("d", "M0,-5L10,0L0,5");
|
|
|
|
var path = svg.append("g").selectAll("path")
|
|
.data(force.links())
|
|
.enter().append("path")
|
|
.attr("class", function(d) { return "link " + d.type; })
|
|
.attr("marker-end", function(d) { return "url(#" + d.type + ")"; });
|
|
|
|
|
|
var circle = svg.append("g").selectAll("circle")
|
|
.data(force.nodes())
|
|
.enter().append("circle")
|
|
.attr("class", "ebpf_circle")
|
|
.attr("r", 15) /* Radius */
|
|
.style("fill", function(d) { return color[d.type]; })
|
|
.call(force.drag)
|
|
.on("dblclick", function(d) {
|
|
window.location.href = d.link;
|
|
} );
|
|
|
|
// Circle label
|
|
var text = svg.append("g").selectAll("text")
|
|
.data(force.nodes())
|
|
.enter().append("text")
|
|
.attr("class", "ebpf_text")
|
|
.attr("x", 12)
|
|
.attr("y", "0.5rem")
|
|
.style("font-size", "1rem")
|
|
.text(function(d) {
|
|
if(d.pid >= 0) // Process
|
|
return(d.name + " [pid: "+d.pid+"]");
|
|
else { // Host
|
|
return(d.name);
|
|
}
|
|
});
|
|
|
|
// Use elliptical arc path segments to doubly-encode directionality.
|
|
function tick() {
|
|
path.attr("d", linkArc);
|
|
circle.attr("transform", transform);
|
|
text.attr("transform", transform);
|
|
}
|
|
|
|
function linkArc(d) {
|
|
var dx = d.target.x - d.source.x,
|
|
dy = d.target.y - d.source.y,
|
|
dr = Math.sqrt(dx * dx + dy * dy);
|
|
return "M" + d.source.x + "," + d.source.y + "A" + dr + "," + dr + " 0 0,1 " + d.target.x + "," + d.target.y;
|
|
}
|
|
|
|
function transform(d) {
|
|
return "translate(" + d.x + "," + d.y + ")";
|
|
}
|
|
});
|
|
}
|