http-rewrite #1

Merged
MrKalzu merged 5 commits from ryyst/traceroute_map:http-rewrite into master 2024-06-02 19:21:29 +03:00
8 changed files with 460 additions and 207 deletions
Showing only changes of commit 964e9b3806 - Show all commits

1
.gitignore vendored Normal file
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@ -0,0 +1 @@
*.db

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@ -1,102 +1,63 @@
#!/usr/bin/env python3.11
import re
import json
import ipaddress
import uuid
import hashlib
from datetime import datetime
from .db import Database
def parse_traceroute_output(output, timestamp):
lines = output.strip().split('\n')
trace = {}
hops = []
ip_regex = r"\((.*?)\)" # ipaddress are in ()
def parse_traceroute_output(data: str, origin: str):
lines = data.strip().split("\n")
target = lines[0].split()[2]
target = output.strip().split('\n')[0].split()[2]
created = datetime.now().isoformat()
trace = {"target": target, "created": created, "origin": origin, "hops": []}
prev_latency = 0
for line in lines[1:]:
hop = {}
hop_info = line.split()
hop_number = int(hop_info[0])
hop_name = None
hop_ip = None
hop_latency = None
print("LINE:", hop_info)
try:
number, name, ip, latency, _ = hop_info
hop = {
"created": created,
"number": number,
"name": name,
"ip": ip.strip("()"),
"latency": float(latency),
}
except ValueError:
number, name = hop_info
hop = {
"created": created,
"number": number,
"name": name,
"ip": None,
"latency": None,
}
latencies = []
#print("##### "+str(hop_info))
count = 0
for part in hop_info[1:]:
count += 1
# source node drops or blocks icmp packages
# We will give funny to name to hop for not answering and move on.
if part == '*':
hop_name = 'unresponsive'
hop_ip = 'unresponsive'
break
# If first colum is either name or ip-address
if count == 1:
match = re.search(ip_regex, part)
if match:
hop_ip = part.strip('()')
else:
hop_name = part
# Second colum is ip-address first latency reading
if count == 2:
if re.search(ip_regex, part):
try:
_ip = ipaddress.ip_address(part.strip('()'))
hop_ip = part.strip('()')
except ValueError:
pass # Ignore if it's not a valid IP address
# Rest of the input colums are either latency floats, 'ms' or
# reruns of the hop_name and hop_ip...
# We only need the latency floats anymore.
else:
try:
latency = float(part)
latencies.append(latency)
except ValueError:
pass
hop_latency = sum(latencies) / len(latencies) if latencies else None
hop['hop_number'] = hop_number
if not hop_name == None:
hop['hop_name'] = hop_name
hop['hop_ip'] = hop_ip
hop['hop_latency'] = hop_latency
hops.append(hop)
trace['target'] = target
trace['timestamp'] = timestamp
trace['hops'] = hops
trace["hops"].append(hop)
return trace
def store_traceroute(node, trace):
def store_traceroute(trace):
db = Database()
#hops_json = json.dumps(trace['hops'])
# hops_json = json.dumps(trace['hops'])
path_ids = {}
previous_hop_ip = None
previous_hop_latency = None
for hop in trace['hops']:
hop_number = hop['hop_number']
hop_name = hop.get('hop_name')
hop_ip = hop.get('hop_ip')
hop_latency = hop.get('hop_latency')
for hop in trace["hops"]:
hop_number = hop["number"]
hop_name = hop.get("name")
hop_ip = hop.get("ip")
hop_latency = hop.get("latency")
link_id = None
# insert links and get their id's
@ -112,20 +73,21 @@ def store_traceroute(node, trace):
# calculate link latency if possible and store it
if link_id and previous_hop_latency:
link_latency = hop_latency - previous_hop_latency
db.create_latency(link_id, trace['timestamp'], link_latency)
db.create_latency(link_id, trace["created"], link_latency)
# make entry to "Paths" table
if path_ids:
json_path_ids = json.dumps(path_ids)
db.create_path(node, trace['target'], json_path_ids)
db.create_path(node, trace["target"], json_path_ids)
db.end()
def generate_node_id():
mac = uuid.getnode()
mac_str = ':'.join(['{:02x}'.format((mac >> ele) & 0xff) for ele in range(0,8*6,8)][::-1])
mac_str = ":".join(
["{:02x}".format((mac >> ele) & 0xFF) for ele in range(0, 8 * 6, 8)][::-1]
)
# Hash the MAC address using SHA-256 to generate a unique ID
unique_id = hashlib.sha256(mac_str.encode()).hexdigest()

150
app/db.py
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@ -12,40 +12,35 @@ class Database:
def __init__(self):
self.db_file = DB_FILE
self.conn = sqlite3.connect(self.db_file, check_same_thread=False)
# Return fetch() data as Row objects, instead of tuples.
self.conn.row_factory = sqlite3.Row
self.cursor = self.conn.cursor()
def create_tables(self):
self.cursor.executescript("""
CREATE TABLE IF NOT EXISTS Links (
id INTEGER PRIMARY KEY,
source_ip TEXT NOT NULL,
destination_ip TEXT NOT NULL,
UNIQUE(source_ip, destination_ip)
self.cursor.executescript(
"""
CREATE TABLE IF NOT EXISTS Traces (
id INTEGER PRIMARY KEY AUTOINCREMENT,
created TEXT NOT NULL,
origin TEXT NOT NULL,
target TEXT NOT NULL
);
CREATE TABLE IF NOT EXISTS Paths (
id INTEGER PRIMARY KEY,
node TEXT NOT NULL,
target TEXT NOT NULL,
hops_json TEXT NOT NULL,
UNIQUE(node, target, hops_json)
);
CREATE TABLE IF NOT EXISTS Hops (
id INTEGER PRIMARY KEY AUTOINCREMENT,
trace_id INTEGER,
created TEXT NOT NULL,
number INTEGER NOT NULL,
name TEXT,
ip TEXT,
latency TEXT,
CREATE TABLE IF NOT EXISTS Latency (
id INTEGER PRIMARY KEY,
link_id INTEGER NOT NULL,
timestamp DATETIME DEFAULT CURRENT_TIMESTAMP,
latency_ms REAL NOT NULL,
FOREIGN KEY (link_id) REFERENCES Links(id)
FOREIGN KEY(trace_id) REFERENCES Traces(id)
);
CREATE TABLE IF NOT EXISTS HopDetails (
id INTEGER PRIMARY KEY,
hop_name TEXT,
hop_ip TEXT,
hop_latency TEXT
);
""")
"""
)
def end(self):
"""Always call this after you're done with the connection / request."""
@ -53,71 +48,80 @@ class Database:
self.conn.commit()
self.conn.close()
def get_traceroute(self):
retval = {}
def list_traces(self):
# TODO: time filter
result = []
self.cursor.execute('''
SELECT target, hops_json
FROM Paths
''')
retval['path'] = self.cursor.fetchall()
self.cursor.execute("SELECT * FROM Traces")
traces = self.cursor.fetchall()
self.cursor.execute('''
SELECT source_ip, destination_ip
FROM Links
''')
retval['links'] = self.cursor.fetchall()
for t in traces:
trace = dict(t)
return retval
self.cursor.execute(
"SELECT number, name, ip, latency FROM Hops WHERE trace_id = ? ORDER BY number ASC",
(trace["id"],),
)
hops = self.cursor.fetchall()
trace["hops"] = hops
def create_link(self, previous_hop_ip, hop_ip):
result.append(trace)
return result
def create_trace(self, trace):
self.cursor.execute(
"INSERT OR IGNORE INTO Links (source_ip, destination_ip) VALUES (?, ?)",
(previous_hop_ip, hop_ip)
)
self.cursor.execute(
"SELECT id FROM Links WHERE source_ip = ? AND destination_ip = ?",
(previous_hop_ip, hop_ip)
"INSERT OR IGNORE INTO Traces (created, origin, target) VALUES (?, ?, ?)",
(trace["created"], trace["origin"], trace["target"]),
)
trace_id = self.cursor.lastrowid
for hop in trace["hops"]:
self.cursor.execute(
"INSERT OR IGNORE INTO Hops (trace_id, created, number, name, ip, latency) VALUES (?, ?, ?, ?, ?, ?)",
(
trace_id,
hop["created"],
hop["number"],
hop["name"],
hop["ip"],
hop["latency"],
),
)
return self.cursor.fetchone()
def create_hop(self, name, ip, latency):
self.cursor.execute(
"INSERT INTO HopDetails (hop_name, hop_ip, hop_latency) VALUES (?, ?, ?)",
(name, ip, latency)
"INSERT INTO Hops (name, ip, latency) VALUES (?, ?, ?)",
(name, ip, latency),
)
def create_latency(self, link_id, timestamp, link_latency):
self.cursor.execute(
"INSERT INTO Latency (link_id, timestamp, latency_ms) VALUES (?, NOW(), ?)",
(link_id, timestamp, link_latency)
"INSERT INTO Latency (link_id, timestamp, latency_ms) VALUES (?, ?, ?)",
(link_id, timestamp, link_latency),
)
def create_path(self, node, target, json):
self.cursor.execute(
"INSERT OR IGNORE INTO Paths (node, target, hops_json) VALUES (?, ?, ?)",
(node, target, json)
(node, target, json),
)
def ensure_table_setup():
db = Database()
db.create_tables()
db.end()
####################################################################
####################################################################
####################################################################
####################################################################
####################################################################
####################################################################
####################################################################
####################################################################
# Temp testing. Fancy decorator stuff.
def with_connection(func):
@wraps(func)
def wrapped(*args, **kwargs):
@ -130,12 +134,14 @@ def with_connection(func):
conn.close()
return result
return wrapped
@with_connection
def init_db(cursor: Cursor):
cursor.executescript("""
cursor.executescript(
"""
CREATE TABLE IF NOT EXISTS Links (
id INTEGER PRIMARY KEY,
source_ip TEXT NOT NULL,
@ -165,18 +171,22 @@ def init_db(cursor: Cursor):
hop_ip TEXT,
hop_latency TEXT
);
""")
"""
)
@with_connection
def create_link(cursor: Cursor, previous_hop_ip: str, hop_ip: str):
def insert_hop(cursor: Cursor, previous_hop_ip: str, hop_ip: str):
"""Insert a new hop and return related Link id"""
cursor.execute("""
INSERT OR IGNORE INTO Links (source_ip, destination_ip) VALUES (?, ?)
""", (previous_hop_ip, hop_ip))
cursor.execute(
"INSERT OR IGNORE INTO Links (source_ip, destination_ip) VALUES (?, ?)",
(previous_hop_ip, hop_ip),
)
cursor.execute("""
SELECT id FROM Links WHERE source_ip = ? AND destination_ip = ?
""", (previous_hop_ip, hop_ip))
cursor.execute(
"SELECT id FROM Links WHERE source_ip = ? AND destination_ip = ?",
(previous_hop_ip, hop_ip),
)
return cursor.fetchone()

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@ -1,10 +1,8 @@
from fastapi import Request, FastAPI
from fastapi.staticfiles import StaticFiles
from datetime import datetime
from .collector import parse_traceroute_output, store_traceroute
from .db import ensure_table_setup
from .db import Database, ensure_table_setup
from pprint import pprint as print
@ -14,7 +12,8 @@ ensure_table_setup()
# Setup web framework thingies
app = FastAPI()
app.mount("/static", StaticFiles(directory="static"), name="static")
app.mount("/static", StaticFiles(directory="app/static"), name="static")
@app.get("/")
def read_root():
@ -33,23 +32,36 @@ def read_root():
"",
"",
"END OF TRANSMISSION",
] + [None]*800
]
+ [None] * 800,
}
@app.post("/trace/{hostname}")
async def create_trace(hostname: str, request: Request):
@app.get("/trace/")
def list_traces():
db = Database()
trace = db.list_traces()
db.end()
return trace
@app.post("/trace/{origin}")
async def create_trace(origin: str, request: Request):
raw_data = await request.body()
data = raw_data.decode("utf-8", "ignore")
print(f"Received data from {hostname}:")
print(f"Received data from {origin}:")
print(data)
trace = parse_traceroute_output(data, datetime.now())
trace = parse_traceroute_output(data, origin)
print("Parsed data:")
print(trace)
store_traceroute(hostname, trace)
db = Database()
db.create_trace(trace)
db.end()
return {"status": "ok" }
return {"status": "ok"}

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@ -4,53 +4,11 @@
<title>Kalzu</title>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<script src="https://cdnjs.cloudflare.com/ajax/libs/sigma.js/2.4.0/sigma.min.js" integrity="sha512-iiPEYww3QXZU5C795JnnINBRNgHqDnRHs9mA7aJoqx4pNE4u3CknCDGmePHFoHtKR/6C9aIcRFa+HJ6obtlteQ==" crossorigin="anonymous" referrerpolicy="no-referrer"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/graphology/0.25.4/graphology.umd.min.js" integrity="sha512-tjMBhL9fLMcqoccPOwpRiIQIOAyUh18lWUlUvE10zvG1UNMfxUC4qSERmUq+VF30iavIyqs/q6fSP2o475FAUw==" crossorigin="anonymous" referrerpolicy="no-referrer"></script>
<script src="/static/d3.v7.min.js"></script>
</head>
<body style="background: lightgrey">
<div id="container" style="width: 97%; height: 95vh; background: white; margin: auto; margin-top: 32px"></div>
<script>
const hops = [
["_gateway", "(192.168.0.1) 0.549 ms"],
["83-148-246-178.static.lounea.fi", "(83.148.246.178) 1.200 ms"],
["*"],
["*"],
["*"],
["86-60-254-198.static.lounea.fi", "(86.60.254.198) 3.719 ms"],
["72.14.194.142", " (72.14.194.142) 3.716 ms"],
["142.251.53.71", " (142.251.53.71) 3.704 ms"],
["142.250.229.87", " (142.250.229.87) 4.603 ms"],
["mad06s09-in-f142.1e100.net", " (216.58.210.142) 3.700 ms"],
];
console.log("Hops!", hops)
// Create a graphology graph
const graph = new graphology.Graph();
hops.forEach((hop, i) => {
const [ label, extra ] = hop;
const size = i === 0 ? 15 : 10;
const color = "green"
graph.addNode(i, { label, x: 0, y: i, size, color });
if (i > 0) {
graph.addEdge(i, i-1, { size: 2, color: "purple" });
}
});
// graph.addNode("1", { label: "Node 1", x: 0, y: 0, size: 10, color: "blue" });
// graph.addNode("2", { label: "Node 2", x: 1, y: 1, size: 20, color: "red" });
// graph.addEdge("1", "2", { size: 5, color: "purple" });
// Instantiate sigma.js and render the graph
const sigmaInstance = new Sigma(graph, document.getElementById("container"));
</script>
<body style="background: #EEE">
<div id="container"></div>
<script src="/static/index.js"></script>
</body>
</html>
</html>

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app/static/index.js Normal file
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@ -0,0 +1,308 @@
const linkArc = (d) => {
const r = Math.hypot(d.target.x - d.source.x, d.target.y - d.source.y);
return `
M${d.source.x},${d.source.y}
A${r},${r} 0 0,1 ${d.target.x},${d.target.y}
`;
};
const drag = (simulation) => {
function dragstarted(event, d) {
if (!event.active) simulation.alphaTarget(0.3).restart();
d.fx = d.x;
d.fy = d.y;
}
function dragged(event, d) {
d.fx = event.x;
d.fy = event.y;
}
function dragended(event, d) {
if (!event.active) simulation.alphaTarget(0);
d.fx = null;
d.fy = null;
}
return d3
.drag()
.on("start", dragstarted)
.on("drag", dragged)
.on("end", dragended);
};
const drawChart = (data) => {
// Specify the dimensions of the chart.
const width = 1600;
const height = 1200;
// Specify the color scale.
const color = d3.scaleOrdinal(d3.schemeCategory10);
// The force simulation mutates links and nodes, so create a copy
// so that re-evaluating this cell produces the same result.
const links = data.links.map((d) => ({ ...d }));
const nodes = data.nodes.map((d) => ({ ...d }));
// Create a simulation with several forces.
const simulation = d3
.forceSimulation(nodes)
.force(
"link",
d3.forceLink(links).id((d) => d.id),
)
.force("charge", d3.forceManyBody())
.force("x", d3.forceX())
.force("y", d3.forceY());
// Create the SVG container.
const svg = d3
.create("svg")
.attr("width", width)
.attr("height", height)
.attr("viewBox", [-width / 2, -height / 2, width, height])
.attr("style", "max-width: 100%; height: auto;");
// Add a line for each link, and a circle for each node.
const link = svg
.append("g")
.attr("stroke", "#999")
.attr("stroke-opacity", 0.6)
.selectAll("line")
.data(links)
.join("line")
.attr("stroke-width", 1); // (d) => Math.sqrt(d.value));
const node = svg
.append("g")
.attr("stroke", "#fff")
.attr("stroke-width", 1.5)
.selectAll("circle")
.data(nodes)
.join("circle")
.attr("r", 5)
.attr("fill", (d) => color(d.group));
node.append("title").text((d) => d.id);
// Add a drag behavior.
node.call(
d3.drag().on("start", dragstarted).on("drag", dragged).on("end", dragended),
);
// Set the position attributes of links and nodes each time the simulation ticks.
simulation.on("tick", () => {
link
.attr("x1", (d) => d.source.x)
.attr("y1", (d) => d.source.y)
.attr("x2", (d) => d.target.x)
.attr("y2", (d) => d.target.y);
node.attr("cx", (d) => d.x).attr("cy", (d) => d.y);
});
// Reheat the simulation when drag starts, and fix the subject position.
function dragstarted(event) {
if (!event.active) simulation.alphaTarget(0.3).restart();
event.subject.fx = event.subject.x;
event.subject.fy = event.subject.y;
}
// Update the subject (dragged node) position during drag.
function dragged(event) {
event.subject.fx = event.x;
event.subject.fy = event.y;
}
// Restore the target alpha so the simulation cools after dragging ends.
// Unfix the subject position now that its no longer being dragged.
function dragended(event) {
if (!event.active) simulation.alphaTarget(0);
event.subject.fx = null;
event.subject.fy = null;
}
// When this cell is re-run, stop the previous simulation. (This doesnt
// really matter since the target alpha is zero and the simulation will
// stop naturally, but its a good practice.)
// invalidation.then(() => simulation.stop());
return svg.node();
};
const drawChart2 = (data) => {
const width = 1600;
const height = 1200;
const types = Array.from(new Set(data.map((d) => d.type)));
const nodes = Array.from(
new Set(data.flatMap((l) => [l.source, l.target])),
(id) => ({ id }),
);
const links = data.map((d) => Object.create(d));
const color = d3.scaleOrdinal(types, d3.schemeCategory10);
const simulation = d3
.forceSimulation(nodes)
.force(
"link",
d3.forceLink(links).id((d) => d.id),
)
.force("charge", d3.forceManyBody().strength(-400))
.force("x", d3.forceX())
.force("y", d3.forceY());
const svg = d3
.create("svg")
.attr("viewBox", [-width / 2, -height / 2, width, height])
.attr("width", width)
.attr("height", height)
.attr("style", "max-width: 100%; height: auto; font: 12px sans-serif;");
// Per-type markers, as they don't inherit styles.
svg
.append("defs")
.selectAll("marker")
.data(types)
.join("marker")
.attr("id", (d) => `arrow-${d}`)
.attr("viewBox", "0 -5 10 10")
.attr("refX", 15)
.attr("refY", -0.5)
.attr("markerWidth", 6)
.attr("markerHeight", 6)
.attr("orient", "auto")
.append("path")
.attr("fill", color)
.attr("d", "M0,-5L10,0L0,5");
const link = svg
.append("g")
.attr("fill", "none")
.attr("stroke-width", 1.5)
.selectAll("path")
.data(links)
.join("path")
.attr("stroke", (d) => color(d.type))
.attr("marker-end", (d) => `url(${new URL(`#arrow-${d.type}`, location)})`);
const node = svg
.append("g")
.attr("fill", "currentColor")
.attr("stroke-linecap", "round")
.attr("stroke-linejoin", "round")
.selectAll("g")
.data(nodes)
.join("g")
.call(drag(simulation));
node
.append("circle")
.attr("stroke", "white")
.attr("stroke-width", 1.5)
.attr("r", 4);
node
.append("text")
.attr("x", 8)
.attr("y", "0.31em")
.text((d) => (d.id.endsWith("*") ? "*" : d.id))
.clone(true)
.lower()
.attr("fill", "none")
.attr("stroke", "white")
.attr("stroke-width", 3);
simulation.on("tick", () => {
link.attr("d", linkArc);
node.attr("transform", (d) => `translate(${d.x},${d.y})`);
});
// invalidation.then(() => simulation.stop());
return Object.assign(svg.node(), { scales: { color } });
};
const parseNodesAndLinks = (traces) => {
const result = {
nodes: [],
links: [],
};
traces.forEach((trace) => {
let prevId = null;
const getId = (hop) => {
if (prevId === null) {
return trace.origin;
}
if (hop.name === "*") {
return `${trace.id}-${hop.number}-*`;
}
return hop.ip;
};
trace.hops.forEach((hop) => {
const id = getId(hop);
// New node
result.nodes.push({
id: id,
group: trace.origin,
radius: 8,
value: hop.name || "name?",
origin: trace.origin,
});
if (prevId) {
// New link
result.links.push({
source: prevId,
target: id,
type: trace.origin,
group: trace.origin,
});
}
prevId = id;
});
// Last "destination" node
result.nodes.push({
id: trace.id,
group: trace.origin,
radius: 8,
value: trace.target,
});
if (prevId) {
// New link
result.links.push({
source: prevId,
target: trace.target,
type: trace.origin,
group: trace.origin,
});
}
});
// { id: ip, group: origin, radius: 2 }
// { source: prev.ip, target: ip, value: latency }
return result;
};
async function main() {
const response = await fetch("/trace/");
const traces = await response.json();
console.log("Traces:", traces);
const data = parseNodesAndLinks(traces);
console.log("Data:", data);
const chart = drawChart2(data.links);
container.append(chart);
}
main();

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