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Nodes per ISP list component

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This commit is contained in:
nymkappa
2022-07-17 22:57:29 +02:00
parent cfad17d049
commit 51f0da04bd
10 changed files with 241 additions and 7 deletions
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34
backend/src/api/explorer/nodes.api.ts
View File

@@ -96,7 +96,7 @@ class NodesApi {
public async $getNodesAsShare() {
try {
let query = `SELECT names, COUNT(DISTINCT nodes.public_key) as nodesCount, SUM(capacity) as capacity
let query = `SELECT nodes.as_number as ispId, geo_names.names as names, COUNT(DISTINCT nodes.public_key) as nodesCount, SUM(capacity) as capacity
FROM nodes
JOIN geo_names ON geo_names.id = nodes.as_number
JOIN channels ON channels.node1_public_key = nodes.public_key OR channels.node2_public_key = nodes.public_key
@@ -111,6 +111,7 @@ class NodesApi {
const nodesPerAs: any[] = [];
for (const as of nodesCountPerAS) {
nodesPerAs.push({
ispId: as.ispId,
name: JSON.parse(as.names),
count: as.nodesCount,
share: Math.floor(as.nodesCount / nodesWithAS[0].total * 10000) / 100,
@@ -154,6 +155,37 @@ class NodesApi {
throw e;
}
}
public async $getNodesPerISP(ISPId: string) {
try {
const query = `
SELECT node_stats.public_key, node_stats.capacity, node_stats.channels, nodes.alias,
UNIX_TIMESTAMP(nodes.first_seen) as first_seen, UNIX_TIMESTAMP(nodes.updated_at) as updated_at,
geo_names_city.names as city, geo_names_country.names as country
FROM node_stats
JOIN (
SELECT public_key, MAX(added) as last_added
FROM node_stats
GROUP BY public_key
) as b ON b.public_key = node_stats.public_key AND b.last_added = node_stats.added
JOIN nodes ON nodes.public_key = node_stats.public_key
JOIN geo_names geo_names_country ON geo_names_country.id = nodes.country_id AND geo_names_country.type = 'country'
LEFT JOIN geo_names geo_names_city ON geo_names_city.id = nodes.city_id AND geo_names_city.type = 'city'
WHERE nodes.as_number = ?
ORDER BY capacity DESC
`;
const [rows]: any = await DB.query(query, [ISPId]);
for (let i = 0; i < rows.length; ++i) {
rows[i].country = JSON.parse(rows[i].country);
rows[i].city = JSON.parse(rows[i].city);
}
return rows;
} catch (e) {
logger.err(`Cannot get nodes for ISP id ${ISPId}. Reason: ${e instanceof Error ? e.message : e}`);
throw e;
}
}
}
export default new NodesApi();

28
backend/src/api/explorer/nodes.routes.ts
View File

@@ -9,6 +9,7 @@ class NodesRoutes {
public initRoutes(app: Application) {
app
.get(config.MEMPOOL.API_URL_PREFIX + 'lightning/nodes/country/:country', this.$getNodesPerCountry)
.get(config.MEMPOOL.API_URL_PREFIX + 'lightning/nodes/isp/:isp', this.$getNodesPerISP)
.get(config.MEMPOOL.API_URL_PREFIX + 'lightning/nodes/search/:search', this.$searchNode)
.get(config.MEMPOOL.API_URL_PREFIX + 'lightning/nodes/top', this.$getTopNodes)
.get(config.MEMPOOL.API_URL_PREFIX + 'lightning/nodes/asShare', this.$getNodesAsShare)
@@ -100,6 +101,33 @@ class NodesRoutes {
res.status(500).send(e instanceof Error ? e.message : e);
}
}
private async $getNodesPerISP(req: Request, res: Response) {
try {
const [isp]: any[] = await DB.query(
`SELECT geo_names.names as isp_name
FROM geo_names
WHERE geo_names.type = 'as_organization' AND geo_names.id = ?`,
[req.params.isp]
);
if (isp.length === 0) {
res.status(404).send(`This ISP does not exist or does not host any lightning nodes on clearnet`);
return;
}
const nodes = await nodesApi.$getNodesPerISP(req.params.isp);
res.header('Pragma', 'public');
res.header('Cache-control', 'public');
res.setHeader('Expires', new Date(Date.now() + 1000 * 60).toUTCString());
res.json({
isp: JSON.parse(isp[0].isp_name),
nodes: nodes,
});
} catch (e) {
res.status(500).send(e instanceof Error ? e.message : e);
}
}
}
export default new NodesRoutes();