Initial commit

.gitignore

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+node_modules
+.DS_Store
+build

README.md

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+# services
+
+To install dependencies:
+
+```bash
+bun install
+```
+
+To run:
+
+```bash
+bun run index.ts
+```
+
+This project was created using `bun init` in bun v0.1.13. [Bun](https://bun.sh) is a fast all-in-one JavaScript runtime.

package.json

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+{
+  "name": "gweicz-services",
+  "module": "index.ts",
+  "scripts": {
+    "build": "bun scripts/build.js"
+  },
+  "type": "module",
+  "devDependencies": {
+    "bun-types": "^0.1.0"
+  },
+  "dependencies": {
+    "js-yaml": "^4.1.0",
+    "jsonata": "^1.8.6"
+  }
+}

scripts/build.js

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+const yaml = require('js-yaml')
+const fs = require('fs')
+const jsonata = require('jsonata')
+
+const outputFn = 'build/spec.json'
+
+const strategies = {
+  async default (conf, all) {
+    const req = await fetch(conf.url)
+    const resp = await req.json()
+    return jsonata(conf.query).evaluate(resp)
+  },
+  async github (conf, all) {
+    const req = await fetch('https://api.github.com/repos/@@/releases/latest'.replace(/@@/, all.repo))
+    const resp = await req.json()
+    return jsonata('$match(tag_name,/^v(.+)/)[0].groups[0]').evaluate(resp)
+  },
+  async html (conf, all) {
+    const req = await fetch(conf.url)
+    const resp = await req.text()
+    return resp.match(conf.query)[1]
+  }
+}
+
+async function getVersions (config, all) {
+  const local = await strategies[config.from.strategy ? config.from.strategy : 'default'](config.from, all)
+  const latest = await strategies[config.to.strategy ? config.to.strategy : 'default'](config.to, all)
+  return { local, latest }
+}
+
+async function build () {
+  const spec = yaml.load(fs.readFileSync('./spec/services.yaml'))
+
+  for (const item of spec.services) {
+
+    item.url = item.host ? `https://${item.host}` : item.url
+    item.versions = await getVersions(item.version_conf, item)
+    delete item.version_conf
+  } 
+
+  fs.writeFileSync(outputFn, JSON.stringify(spec, null, 2))
+  console.log(`saved: ${outputFn}`)
+  console.log('build done')
+}
+
+build()

spec/services.yaml

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+services:
+  - name: Gitea
+    host: git.gwei.cz
+    repo: go-gitea/gitea
+    monitor: 6
+    version_conf:
+      from:
+        url: https://git.gwei.cz/api/v1/version
+        query: version
+      to:
+        strategy: github
+
+  - name: Mastodon
+    host: social.gwei.cz
+    repo: mastodon/mastodon
+    monitor: 3
+    version_conf:
+      from:
+        url: https://social.gwei.cz/nodeinfo/2.0
+        query: software.version
+      to:
+        strategy: github
+
+  - name: Synapse (Matrix)
+    repo: matrix-org/synapse
+    monitor: 1
+    version_conf:
+      from:
+        url: https://gwei.cz/_synapse/admin/v1/server_version
+        query: server_version
+      to:
+        strategy: github
+
+  - name: Cinny
+    repo: cinnyapp/cinny
+    monitor: 8
+    version_conf:
+      from:
+        url: https://cinny.gwei.cz/version.json
+        query: $match(version,/^v(.+)/)[0].groups[0]
+      to:
+        strategy: github
+
+  - name: Tor Relay (#1) (Exit)
+    monitor: 34
+    version_conf:
+      from:
+        url: https://onionoo.torproject.org/details?lookup=F36E7C8746649077DA254397F721851ABBD4B528
+        query: relays[0].version
+      to:
+        strategy: html
+        url: https://www.torproject.org/download/tor/
+        query: "<td>(\\d+\\.\\d+\\.\\d+\\.\\d+)<\/td>"
+
+  - name: Tor Relay (#2)
+    monitor: 33
+    version_conf:
+      from:
+        url: https://onionoo.torproject.org/details?lookup=6DD7CFE5DAE710940E8DF978A5495085FEBB1703
+        query: relays[0].version
+      to:
+        strategy: html
+        url: https://www.torproject.org/download/tor/
+        query: "<td>(\\d+\\.\\d+\\.\\d+\\.\\d+)<\/td>"
+
+  - name: Discourse (Gwei.cz)
+    host: forum.gwei.cz
+    repo: discourse/discourse
+    monitor: 2
+    version_conf:
+      from:
+        strategy: html
+        url: https://forum.gwei.cz
+        query: 'content="Discourse ([^\s]+) -'
+      to:
+        strategy: github
+
+  - name: Discourse (dCZK)
+    host: forum.dczk.cz
+    repo: discourse/discourse
+    monitor: 2
+    version_conf:
+      from:
+        strategy: html
+        url: https://forum.dczk.cz
+        query: 'content="Discourse ([^\s]+) -'
+      to:
+        strategy: github
+
+  - name: SFTPGo
+    host: sftpgo.gwei.cz
+    repo: drakkan/sftpgo
+    monitor: 37
+    version_conf:
+      from:
+        strategy: html
+        url: https://sftpgo.gwei.cz/web/admin/login
+        query: 'WebAdmin - ([^<]+)<\/h1>'
+      to:
+        strategy: github