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Merge pull request #1119 from jensneuber/uptime-badges

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Add badges
pull/1626/head
Louis Lam 2 years ago committed by GitHub
parent aa8ea6d398 4e3258579d
commit e488e2dc0a
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6 changed files with 416 additions and 18 deletions
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182
package-lock.json generated
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@ -17,6 +17,7 @@
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"args-parser": "~1.3.0",
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"bcryptjs": "~2.4.3",
"bootstrap": "5.1.3",
"bree": "~7.1.5",
@ -24,6 +25,7 @@
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"chartjs-adapter-dayjs": "~1.0.0",
"check-password-strength": "^2.0.5",
"chroma-js": "^2.1.2",
"command-exists": "~1.2.9",
"compare-versions": "~3.6.0",
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@ -3939,6 +3941,14 @@
"url": "https://github.com/sponsors/epoberezkin"
}
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@ -4366,6 +4376,22 @@
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@ -4443,6 +4469,11 @@
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@ -4945,6 +4976,14 @@
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@ -5555,7 +5617,6 @@
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@ -5574,6 +5635,26 @@
"node": ">=8"
}
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}
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@ -5583,6 +5664,11 @@
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}
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}
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@ -19745,6 +19826,14 @@
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@ -20087,6 +20176,15 @@
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@ -21006,12 +21134,39 @@
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@ -27901,8 +28053,7 @@
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}

2
package.json
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@ -68,6 +68,7 @@
"@popperjs/core": "~2.10.2",
"args-parser": "~1.3.0",
"axios": "~0.26.1",
"badge-maker": "^3.3.1",
"bcryptjs": "~2.4.3",
"bootstrap": "5.1.3",
"bree": "~7.1.5",
@ -75,6 +76,7 @@
"chart.js": "~3.6.2",
"chartjs-adapter-dayjs": "~1.0.0",
"check-password-strength": "^2.0.5",
"chroma-js": "^2.1.2",
"command-exists": "~1.2.9",
"compare-versions": "~3.6.0",
"dayjs": "~1.10.8",

15
server/config.js
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@ -1,7 +1,20 @@
const args = require("args-parser")(process.argv);
const demoMode = args["demo"] || false;
const badgeConstants = {
naColor: "#999",
defaultUpColor: "#66c20a",
defaultDownColor: "#c2290a",
defaultPingColor: "blue", // as defined by badge-maker / shields.io
defaultStyle: "flat",
defaultPingValueSuffix: "ms",
defaultPingLabelSuffix: "h",
defaultUptimeValueSuffix: "%",
defaultUptimeLabelSuffix: "h",
};
module.exports = {
args,
demoMode
demoMode,
badgeConstants,
};

181
server/routers/api-router.js
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@ -1,5 +1,5 @@
let express = require("express");
const { allowDevAllOrigin } = require("../util-server");
const { allowDevAllOrigin, allowAllOrigin, percentageToColor, filterAndJoin } = require("../util-server");
const { R } = require("redbean-node");
const apicache = require("../modules/apicache");
const Monitor = require("../model/monitor");
@ -7,6 +7,9 @@ const dayjs = require("dayjs");
const { UP, DOWN, flipStatus, log } = require("../../src/util");
const StatusPage = require("../model/status_page");
const { UptimeKumaServer } = require("../uptime-kuma-server");
const { makeBadge } = require("badge-maker");
const { badgeConstants } = require("../config");
let router = express.Router();
let cache = apicache.middleware;
@ -197,6 +200,182 @@ router.get("/api/status-page/heartbeat/:slug", cache("1 minutes"), async (reques
}
});
router.get("/api/badge/:id/status", cache("5 minutes"), async (request, response) => {
allowAllOrigin(response);
const {
label,
upLabel = "Up",
downLabel = "Down",
upColor = badgeConstants.defaultUpColor,
downColor = badgeConstants.defaultDownColor,
style = badgeConstants.defaultStyle,
value, // for demo purpose only
} = request.query;
try {
const requestedMonitorId = parseInt(request.params.id, 10);
const overrideValue = value !== undefined ? parseInt(value) : undefined;
let publicMonitor = await R.getRow(`
SELECT monitor_group.monitor_id FROM monitor_group, \`group\`
WHERE monitor_group.group_id = \`group\`.id
AND monitor_group.monitor_id = ?
AND public = 1
`,
[ requestedMonitorId ]
);
const badgeValues = { style };
if (!publicMonitor) {
// return a "N/A" badge in naColor (grey), if monitor is not public / not available / non exsitant
badgeValues.message = "N/A";
badgeValues.color = badgeConstants.naColor;
} else {
const heartbeat = await Monitor.getPreviousHeartbeat(requestedMonitorId);
const state = overrideValue !== undefined ? overrideValue : heartbeat.status === 1;
badgeValues.color = state ? upColor : downColor;
badgeValues.message = label ?? state ? upLabel : downLabel;
}
// build the svg based on given values
const svg = makeBadge(badgeValues);
response.type("image/svg+xml");
response.send(svg);
} catch (error) {
send403(response, error.message);
}
});
router.get("/api/badge/:id/uptime/:duration?", cache("5 minutes"), async (request, response) => {
allowAllOrigin(response);
const {
label,
labelPrefix,
labelSuffix = badgeConstants.defaultUptimeLabelSuffix,
prefix,
suffix = badgeConstants.defaultUptimeValueSuffix,
color,
labelColor,
style = badgeConstants.defaultStyle,
value, // for demo purpose only
} = request.query;
try {
const requestedMonitorId = parseInt(request.params.id, 10);
// if no duration is given, set value to 24 (h)
const requestedDuration = request.params.duration !== undefined ? parseInt(request.params.duration, 10) : 24;
const overrideValue = value && parseFloat(value);
let publicMonitor = await R.getRow(`
SELECT monitor_group.monitor_id FROM monitor_group, \`group\`
WHERE monitor_group.group_id = \`group\`.id
AND monitor_group.monitor_id = ?
AND public = 1
`,
[ requestedMonitorId ]
);
const badgeValues = { style };
if (!publicMonitor) {
// return a "N/A" badge in naColor (grey), if monitor is not public / not available / non exsitant
badgeValues.message = "N/A";
badgeValues.color = badgeConstants.naColor;
} else {
const uptime = overrideValue ?? await Monitor.calcUptime(
requestedDuration,
requestedMonitorId
);
// limit the displayed uptime percentage to four (two, when displayed as percent) decimal digits
const cleanUptime = parseFloat(uptime.toPrecision(4));
// use a given, custom color or calculate one based on the uptime value
badgeValues.color = color ?? percentageToColor(uptime);
// use a given, custom labelColor or use the default badge label color (defined by badge-maker)
badgeValues.labelColor = labelColor ?? "";
// build a lable string. If a custom label is given, override the default one (requestedDuration)
badgeValues.label = filterAndJoin([ labelPrefix, label ?? requestedDuration, labelSuffix ]);
badgeValues.message = filterAndJoin([ prefix, `${cleanUptime * 100}`, suffix ]);
}
// build the SVG based on given values
const svg = makeBadge(badgeValues);
response.type("image/svg+xml");
response.send(svg);
} catch (error) {
send403(response, error.message);
}
});
router.get("/api/badge/:id/ping/:duration?", cache("5 minutes"), async (request, response) => {
allowAllOrigin(response);
const {
label,
labelPrefix,
labelSuffix = badgeConstants.defaultPingLabelSuffix,
prefix,
suffix = badgeConstants.defaultPingValueSuffix,
color = badgeConstants.defaultPingColor,
labelColor,
style = badgeConstants.defaultStyle,
value, // for demo purpose only
} = request.query;
try {
const requestedMonitorId = parseInt(request.params.id, 10);
// Default duration is 24 (h) if not defined in queryParam, limited to 720h (30d)
const requestedDuration = Math.min(request.params.duration ? parseInt(request.params.duration, 10) : 24, 720);
const overrideValue = value && parseFloat(value);
const publicAvgPing = parseInt(await R.getCell(`
SELECT AVG(ping) FROM monitor_group, \`group\`, heartbeat
WHERE monitor_group.group_id = \`group\`.id
AND heartbeat.time > DATETIME('now', ? || ' hours')
AND heartbeat.ping IS NOT NULL
AND public = 1
AND heartbeat.monitor_id = ?
`,
[ -requestedDuration, requestedMonitorId ]
));
const badgeValues = { style };
if (!publicAvgPing) {
// return a "N/A" badge in naColor (grey), if monitor is not public / not available / non exsitant
badgeValues.message = "N/A";
badgeValues.color = badgeConstants.naColor;
} else {
const avgPing = parseInt(overrideValue ?? publicAvgPing);
badgeValues.color = color;
// use a given, custom labelColor or use the default badge label color (defined by badge-maker)
badgeValues.labelColor = labelColor ?? "";
// build a lable string. If a custom label is given, override the default one (requestedDuration)
badgeValues.label = filterAndJoin([ labelPrefix, label ?? requestedDuration, labelSuffix ]);
badgeValues.message = filterAndJoin([ prefix, avgPing, suffix ]);
}
// build the SVG based on given values
const svg = makeBadge(badgeValues);
response.type("image/svg+xml");
response.send(svg);
} catch (error) {
send403(response, error.message);
}
});
/**
* Send a 403 response
* @param {Object} res Express response object

32
server/util-server.js
Unescape View File

@ -8,6 +8,8 @@ const childProcess = require("child_process");
const iconv = require("iconv-lite");
const chardet = require("chardet");
const mqtt = require("mqtt");
const chroma = require("chroma-js");
const { badgeConstants } = require("./config");
// From ping-lite
exports.WIN = /^win/.test(process.platform);
@ -522,3 +524,33 @@ exports.convertToUTF8 = (body) => {
const str = iconv.decode(body, guessEncoding);
return str.toString();
};
/**
* Returns a color code in hex format based on a given percentage:
* 0% => hue = 10 => red
* 100% => hue = 90 => green
*
* @param {number} percentage float, 0 to 1
* @param {number} maxHue
* @param {number} minHue, int
* @returns {string}, hex value
*/
exports.percentageToColor = (percentage, maxHue = 90, minHue = 10) => {
const hue = percentage * (maxHue - minHue) + minHue;
try {
return chroma(`hsl(${hue}, 90%, 40%)`).hex();
} catch (err) {
return badgeConstants.naColor;
}
};
/**
* Joins and array of string to one string after filtering out empty values
*
* @param {string[]} parts
* @param {string} connector
* @returns {string}
*/
exports.filterAndJoin = (parts, connector = "") => {
return parts.filter((part) => !!part && part !== "").join(connector);
};

22
test/backend.spec.js
Unescape View File

@ -164,3 +164,25 @@ describe("Test reset-password", () => {
}, 120000);
});
describe("The function filterAndJoin", () => {
it("should join and array of strings to one string", () => {
const result = utilServerRewire.filterAndJoin(["one", "two", "three"]);
expect(result).toBe("onetwothree");
});
it("should join strings using a given connector", () => {
const result = utilServerRewire.filterAndJoin(["one", "two", "three"], "-");
expect(result).toBe("one-two-three");
});
it("should filter null, undefined and empty strings before joining", () => {
const result = utilServerRewire.filterAndJoin([undefined, "", "three"], "--");
expect(result).toBe("three");
});
it("should return an empty string if all parts are filtered out", () => {
const result = utilServerRewire.filterAndJoin([undefined, "", ""], "--");
expect(result).toBe("");
});
});

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