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style: adopt formatting for CCTV and radio provider modules

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This commit is contained in:
Sameh Khamis committed 2026-09-12 12:09:04 -07:00
1 parent 79b4929b88
commit c69416ff6b
13 files changed
+862 -364
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server/providers/cctv.js
+117 -33
View File
@@ -1,6 +1,14 @@
import { createCctvCatalog } from './cctv/catalog.js';
import { normalizeFeedType, isVideoFeedType, toFiniteNumber } from './cctv/normalize.js';
import { buildSyntheticCctvSvg, proxyMediaResponse, fetchCctvImageFromUpstream } from './cctv/media.js';
import {
normalizeFeedType,
isVideoFeedType,
toFiniteNumber,
} from './cctv/normalize.js';
import {
buildSyntheticCctvSvg,
proxyMediaResponse,
fetchCctvImageFromUpstream,
} from './cctv/media.js';
import { CCTV_FRAME_FETCH_TIMEOUT_MS } from './cctv/constants.js';
import { googleServerApiKey } from './places/google-key.js';
export { CCTV_FRAME_FETCH_TIMEOUT_MS, fetchCctvImageFromUpstream };
@@ -58,7 +66,8 @@ export function cctvProxy({ sourceRoot = process.cwd() } = {}) {
: null,
frameUrl: `/api/cctv/frame/${encodeURIComponent(cameraId)}`,
provider: source?.provider || '',
sourceKind: source?.sourceKind || (source?.url ? 'configured' : 'fallback'),
sourceKind:
source?.sourceKind || (source?.url ? 'configured' : 'fallback'),
};
};
@@ -71,14 +80,24 @@ export function cctvProxy({ sourceRoot = process.cwd() } = {}) {
*/
const streetViewFallback = async ({ lat, lon, heading, fov, pitch }) => {
const streetViewKey = googleServerApiKey();
if (!streetViewKey || !Number.isFinite(lat) || !Number.isFinite(lon)) return null;
if (!streetViewKey || !Number.isFinite(lat) || !Number.isFinite(lon))
return null;
try {
const sv = new URL('https://maps.googleapis.com/maps/api/streetview');
sv.searchParams.set('size', '960x540');
sv.searchParams.set('location', `${lat},${lon}`);
sv.searchParams.set('heading', String(Number.isFinite(heading) ? heading : 0));
sv.searchParams.set('fov', String(Number.isFinite(fov) ? Math.max(20, Math.min(120, fov)) : 80));
sv.searchParams.set('pitch', String(Number.isFinite(pitch) ? Math.max(-40, Math.min(20, pitch)) : 0));
sv.searchParams.set(
'heading',
String(Number.isFinite(heading) ? heading : 0),
);
sv.searchParams.set(
'fov',
String(Number.isFinite(fov) ? Math.max(20, Math.min(120, fov)) : 80),
);
sv.searchParams.set(
'pitch',
String(Number.isFinite(pitch) ? Math.max(-40, Math.min(20, pitch)) : 0),
);
sv.searchParams.set('source', 'outdoor');
sv.searchParams.set('return_error_code', 'true');
sv.searchParams.set('key', streetViewKey);
@@ -106,7 +125,9 @@ export function cctvProxy({ sourceRoot = process.cwd() } = {}) {
server.middlewares.use('/api/cctv', async (req, res) => {
try {
const sources = await getCctvSources();
const sourceById = new Map(sources.map((source) => [source.id, source]));
const sourceById = new Map(
sources.map((source) => [source.id, source]),
);
const url = new URL(req.url || '/', 'http://localhost');
if (url.pathname === '/sources') {
@@ -127,33 +148,47 @@ export function cctvProxy({ sourceRoot = process.cwd() } = {}) {
mountHeightM: source.mountHeightM,
groundElevationM: source.groundElevationM,
feedType: normalizeFeedType(source.feedType),
sourceKind: source.sourceKind || (source.url ? 'configured' : 'fallback'),
sourceKind:
source.sourceKind || (source.url ? 'configured' : 'fallback'),
poseSource: source.poseSource,
license: source.license,
})),
};
res.writeHead(200, { 'Content-Type': 'application/json', 'Cache-Control': 'no-store' });
res.writeHead(200, {
'Content-Type': 'application/json',
'Cache-Control': 'no-store',
});
res.end(JSON.stringify(body));
return;
}
if (url.pathname === '/health') {
res.writeHead(200, { 'Content-Type': 'application/json', 'Cache-Control': 'no-store' });
res.writeHead(200, {
'Content-Type': 'application/json',
'Cache-Control': 'no-store',
});
res.end(JSON.stringify({ cameras: listHealth() }));
return;
}
if (url.pathname.startsWith('/stream/')) {
const cameraId = decodeURIComponent(url.pathname.replace('/stream/', '').trim()) || 'camera';
const cameraId =
decodeURIComponent(url.pathname.replace('/stream/', '').trim()) ||
'camera';
const source = sourceById.get(cameraId);
const payload = buildStreamPayload(source, cameraId);
res.writeHead(200, { 'Content-Type': 'application/json', 'Cache-Control': 'no-store' });
res.writeHead(200, {
'Content-Type': 'application/json',
'Cache-Control': 'no-store',
});
res.end(JSON.stringify(payload));
return;
}
if (url.pathname.startsWith('/media/')) {
const cameraId = decodeURIComponent(url.pathname.replace('/media/', '').trim()) || 'camera';
const cameraId =
decodeURIComponent(url.pathname.replace('/media/', '').trim()) ||
'camera';
const source = sourceById.get(cameraId);
const mediaUrl = source?.url || '';
const feedType = normalizeFeedType(source?.feedType || 'image');
@@ -165,13 +200,22 @@ export function cctvProxy({ sourceRoot = process.cwd() } = {}) {
label: source?.provider || 'No upstream URL',
message: 'No stream URL configured',
});
res.writeHead(404, { 'Content-Type': 'application/json', 'Cache-Control': 'no-store' });
res.end(JSON.stringify({ error: 'No media URL configured for this camera' }));
res.writeHead(404, {
'Content-Type': 'application/json',
'Cache-Control': 'no-store',
});
res.end(
JSON.stringify({
error: 'No media URL configured for this camera',
}),
);
return;
}
try {
const upstreamHeaders = { 'User-Agent': 'gods-eye-view-cctv-proxy/1.0' };
const upstreamHeaders = {
'User-Agent': 'gods-eye-view-cctv-proxy/1.0',
};
const requestRange = req.headers?.range;
if (requestRange) upstreamHeaders.Range = requestRange;
const upstream = await fetch(mediaUrl, {
@@ -185,12 +229,25 @@ export function cctvProxy({ sourceRoot = process.cwd() } = {}) {
label: source?.provider || 'Configured source',
message: `Upstream HTTP ${upstream.status}`,
});
res.writeHead(upstream.status, { 'Content-Type': 'application/json', 'Cache-Control': 'no-store' });
res.end(JSON.stringify({ error: `Upstream returned ${upstream.status}` }));
res.writeHead(upstream.status, {
'Content-Type': 'application/json',
'Cache-Control': 'no-store',
});
res.end(
JSON.stringify({
error: `Upstream returned ${upstream.status}`,
}),
);
return;
}
if (isVideoFeedType(feedType) && !(contentType.startsWith('video/') || contentType.includes('mpegurl'))) {
if (
isVideoFeedType(feedType) &&
!(
contentType.startsWith('video/') ||
contentType.includes('mpegurl')
)
) {
setHealth(cameraId, {
status: 'degraded',
sourceKind: 'upstream',
@@ -202,12 +259,16 @@ export function cctvProxy({ sourceRoot = process.cwd() } = {}) {
status: 'ok',
sourceKind: isVideoFeedType(feedType) ? 'live' : 'snapshot',
label: source?.provider || 'Configured source',
message: isVideoFeedType(feedType) ? 'Live stream connected' : 'Snapshot feed connected',
message: isVideoFeedType(feedType)
? 'Live stream connected'
: 'Snapshot feed connected',
});
}
await proxyMediaResponse(res, upstream, {
sourceHeader: isVideoFeedType(feedType) ? 'live-media' : 'upstream-image',
sourceHeader: isVideoFeedType(feedType)
? 'live-media'
: 'upstream-image',
});
return;
} catch (error) {
@@ -217,7 +278,10 @@ export function cctvProxy({ sourceRoot = process.cwd() } = {}) {
label: source?.provider || 'Configured source',
message: error?.message || 'Media fetch failed',
});
res.writeHead(502, { 'Content-Type': 'application/json', 'Cache-Control': 'no-store' });
res.writeHead(502, {
'Content-Type': 'application/json',
'Cache-Control': 'no-store',
});
res.end(JSON.stringify({ error: 'Media proxy failed' }));
return;
}
@@ -229,23 +293,33 @@ export function cctvProxy({ sourceRoot = process.cwd() } = {}) {
return;
}
const cameraId = decodeURIComponent(url.pathname.replace('/frame/', '').trim()) || 'camera';
const cameraId =
decodeURIComponent(url.pathname.replace('/frame/', '').trim()) ||
'camera';
const source = sourceById.get(cameraId);
const label = url.searchParams.get('label') || source?.name || cameraId;
const label =
url.searchParams.get('label') || source?.name || cameraId;
const city = url.searchParams.get('city') || source?.city || '';
const lat = Number(url.searchParams.get('lat') || source?.lat);
const lon = Number(url.searchParams.get('lon') || source?.lon);
const heading = Number(url.searchParams.get('heading') || source?.headingDeg);
const heading = Number(
url.searchParams.get('heading') || source?.headingDeg,
);
const fov = Number(url.searchParams.get('fov') || source?.fovDeg);
const pitch = Number(url.searchParams.get('pitch') || source?.pitchDeg);
const pitch = Number(
url.searchParams.get('pitch') || source?.pitchDeg,
);
// Only use server-registered upstream URLs — never accept client-supplied URLs
// (prevents SSRF via ?upstream= query parameter)
const upstreamCandidate =
source?.snapshotUrl
|| (!isVideoFeedType(normalizeFeedType(source?.feedType)) ? source?.url : '');
source?.snapshotUrl ||
(!isVideoFeedType(normalizeFeedType(source?.feedType))
? source?.url
: '');
const upstreamImage = await fetchCctvImageFromUpstream(upstreamCandidate);
const upstreamImage =
await fetchCctvImageFromUpstream(upstreamCandidate);
if (upstreamImage?.ok) {
setHealth(cameraId, {
status: 'ok',
@@ -262,7 +336,13 @@ export function cctvProxy({ sourceRoot = process.cwd() } = {}) {
return;
}
const sv = await streetViewFallback({ lat, lon, heading, fov, pitch });
const sv = await streetViewFallback({
lat,
lon,
heading,
fov,
pitch,
});
if (sv?.ok) {
setHealth(cameraId, {
status: 'degraded',
@@ -283,14 +363,18 @@ export function cctvProxy({ sourceRoot = process.cwd() } = {}) {
cameraId,
label,
city,
status: source?.url ? 'UPSTREAM UNAVAILABLE' : 'NO UPSTREAM CONFIGURED',
status: source?.url
? 'UPSTREAM UNAVAILABLE'
: 'NO UPSTREAM CONFIGURED',
});
setHealth(cameraId, {
status: 'degraded',
sourceKind: 'synthetic',
label: source?.provider || 'Synthetic fallback',
message: source?.url ? 'Upstream unavailable' : 'No source configured',
message: source?.url
? 'Upstream unavailable'
: 'No source configured',
});
res.writeHead(200, {