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summary.ts
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summary.ts
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import { Octokit } from "@octokit/rest";
import slugify from "@sindresorhus/slugify";
import { readFile } from "fs-extra";
import { safeLoad } from "js-yaml";
import { join } from "path";
export const generateSummary = async () => {
const config = safeLoad(
await readFile(join(".", ".upptimerc.yml"), "utf8")
) as {
sites: { name: string; url: string }[];
owner: string;
repo: string;
userAgent?: string;
PAT?: string;
assignees?: string[];
};
const owner = config.owner;
const repo = config.repo;
const octokit = new Octokit({
auth: config.PAT || process.env.GH_PAT || process.env.GITHUB_TOKEN,
userAgent: config.userAgent || process.env.USER_AGENT || "KojBot",
});
let readmeContent = await readFile(join(".", "README.md"), "utf8");
const startText = readmeContent.split("<!--start: status pages-->")[0];
const endText = readmeContent.split("<!--end: status pages-->")[1];
const pageStatuses: Array<{
url: string;
status: string;
slug: string;
time: number;
uptime: string;
name: string;
}> = [];
let numberOfDown = 0;
for await (const site of config.sites) {
const slug = slugify(site.name);
let startTime = new Date().toISOString();
try {
startTime =
(await readFile(join(".", "history", `${slug}.yml`), "utf8"))
.split("\n")
.find((line) => line.toLocaleLowerCase().includes("- starttime"))
?.split("startTime:")[1]
.trim() || new Date().toISOString();
} catch (error) {}
let secondsDown = 0;
const history = await octokit.repos.listCommits({
owner,
repo,
path: `history/${slug}.yml`,
per_page: 100,
});
const issues = await octokit.issues.listForRepo({
owner,
repo,
labels: slug,
filter: "all",
per_page: 100,
});
issues.data.forEach((issue) => {
if (issue.closed_at)
secondsDown += Math.floor(
(new Date(issue.closed_at).getTime() -
new Date(issue.created_at).getTime()) /
1000
);
else
secondsDown += Math.floor(
(new Date().getTime() - new Date(issue.created_at).getTime()) / 1000
);
});
const uptime = (
100 -
100 *
(secondsDown /
((new Date().getTime() - new Date(startTime).getTime()) / 1000))
).toFixed(2);
if (!history.data.length) continue;
const averageTime =
history.data
.filter(
(item) =>
item.commit.message.includes(" in ") &&
Number(item.commit.message.split(" in ")[1].split("ms")[0]) !== 0 &&
!isNaN(Number(item.commit.message.split(" in ")[1].split("ms")[0]))
)
.map((item) =>
Number(item.commit.message.split(" in ")[1].split("ms")[0])
)
.reduce((p, c) => p + c, 0) / history.data.length;
const status = history.data[0].commit.message.split(" ")[0].includes("🟩")
? "up"
: "down";
pageStatuses.push({
name: site.name,
url: site.url,
slug,
status,
uptime,
time: Math.floor(averageTime),
});
if (status === "down") {
numberOfDown++;
}
}
if (readmeContent.includes("<!--start: status pages-->")) {
readmeContent = `${startText}<!--start: status pages-->
| URL | Status | History | Response Time | Uptime |
| --- | ------ | ------- | ------------- | ------ |
${pageStatuses
.map(
(page) =>
`| ${
page.url.startsWith("$") ? page.name : `[${page.name}](${page.url})`
} | ${page.status === "up" ? "🟩 Up" : "🟥 Down"} | [${
page.slug
}.yml](https://github.com/${owner}/${repo}/commits/master/history/${
page.slug
}.yml) | <img alt="Response time graph" src="./graphs/${
page.slug
}.png" height="20"> ${page.time}ms | ![Uptime ${
page.uptime
}%](https://img.shields.io/endpoint?url=https%3A%2F%2Fraw.githubusercontent.com%2F${owner}%2F${repo}%2Fmaster%2Fapi%2F${
page.slug
}%2Fuptime.json)`
)
.join("\n")}
<!--end: status pages-->${endText}`;
}
// Add live status line
readmeContent = readmeContent
.split("\n")
.map((line) => {
if (line.includes("<!--live status-->")) {
line = `${line.split("<!--live status-->")[0]}<!--live status--> **${
numberOfDown === 0
? "🟩 All systems operational"
: numberOfDown === config.sites.length
? "🟥 Complete outage"
: "🟨 Partial outage"
}**`;
}
return line;
})
.join("\n");
const sha = (
await octokit.repos.getContent({
owner,
repo,
path: "README.md",
})
).data.sha;
await octokit.repos.createOrUpdateFileContents({
owner,
repo,
path: "README.md",
message: ":pencil: Update summary in README [skip ci]",
content: Buffer.from(readmeContent).toString("base64"),
sha,
});
let summarySha: string | undefined = undefined;
try {
summarySha = (
await octokit.repos.getContent({
owner,
repo,
path: "history/summary.json",
})
).data.sha;
} catch (error) {}
await octokit.repos.createOrUpdateFileContents({
owner,
repo,
path: "history/summary.json",
message: ":card_file_box: Update status summary [skip ci]",
content: Buffer.from(JSON.stringify(pageStatuses, null, 2)).toString(
"base64"
),
sha: summarySha,
});
};