76 lines
4.2 KiB
JavaScript
76 lines
4.2 KiB
JavaScript
// App-Vorlagen im Portainer-Format (v2/v3), z. B. https://github.com/Lissy93/portainer-templates.
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// Container-Vorlagen (type 1) werden in eine compose.yaml umgewandelt; Stack-Vorlagen (type 2/3) laden die
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// Compose-Datei aus dem angegebenen GitHub-Repository. Umgebungsvariablen landen mit Standardwerten in der .env.
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const DEFAULT_URL = 'https://raw.githubusercontent.com/Lissy93/portainer-templates/main/templates.json';
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let cache = { url: '', at: 0, list: [] };
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const y = (v) => JSON.stringify(String(v)); // JSON-Strings sind gültiges YAML
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const slug = (s) => String(s || 'app').toLowerCase().replace(/[^a-z0-9_-]+/g, '-').replace(/^[-_]+|[-_]+$/g, '').slice(0, 40) || 'app';
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async function list(url = DEFAULT_URL) {
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url = url || DEFAULT_URL;
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if (cache.url === url && Date.now() - cache.at < 3600e3) return cache.list;
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const res = await fetch(url, { headers: { Accept: 'application/json' } });
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if (!res.ok) throw new Error(`HTTP ${res.status}`);
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const j = await res.json();
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const items = (Array.isArray(j) ? j : j.templates || []).filter((t) => t && t.title && (t.image || t.repository?.stackfile));
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const listed = items.map((t, i) => ({
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i, title: t.title, description: String(t.description || '').slice(0, 400), categories: t.categories || [],
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kind: t.image ? 'container' : 'stack', note: t.note || '', t,
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}));
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cache = { url, at: Date.now(), list: listed };
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return listed;
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}
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// Für die Oberfläche ohne Rohdaten
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const summary = (l) => l.map(({ t: _t, ...rest }) => rest);
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function envFile(env) {
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return (env || []).filter((e) => e?.name).map((e) => {
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const def = e.select ? (e.select.find((x) => x.default) || e.select[0] || {}).value : e.default;
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const hint = [e.label && e.label !== e.name ? e.label : '', e.description || '', e.select ? `(${e.select.map((x) => x.value).join(' | ')})` : ''].filter(Boolean).join(' – ');
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return `${hint ? `# ${hint.replace(/\n/g, ' ')}\n` : ''}${e.name}=${def ?? ''}`;
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}).join('\n');
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}
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function containerCompose(t, name) {
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const L = ['services:', ` ${name}:`, ` image: ${y(t.image)}`, ` container_name: ${y(name)}`, ` restart: ${y(t.restart_policy || 'unless-stopped')}`];
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if (t.hostname) L.push(` hostname: ${y(t.hostname)}`);
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if (t.command) L.push(` command: ${y(t.command)}`);
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if (t.privileged) L.push(' privileged: true');
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if (t.interactive) L.push(' stdin_open: true', ' tty: true');
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if (t.network === 'host') L.push(' network_mode: host');
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if (t.ports?.length && t.network !== 'host') L.push(' ports:', ...t.ports.map((p) => ` - ${y(p)}`));
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if (t.env?.length) L.push(' environment:', ...t.env.filter((e) => e?.name).map((e) => ` - ${y(`${e.name}=\${${e.name}}`)}`));
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if (t.volumes?.length) {
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L.push(' volumes:', ...t.volumes.filter((v) => v?.container).map((v) => {
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const host = v.bind ? v.bind.replace(/^\/portainer\/Files\/AppData\/[^/]+\/?/, './data/') : `./data${v.container}`;
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return ` - ${y(`${host.replace(/\/$/, '') || './data'}:${v.container}${v.readonly ? ':ro' : ''}`)}`;
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}));
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}
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if (t.labels?.length) L.push(' labels:', ...t.labels.filter((l) => l?.name).map((l) => ` ${y(l.name)}: ${y(l.value ?? '')}`));
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return L.join('\n') + '\n';
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}
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// Liefert { name, compose, env, note }
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async function build(index, url) {
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const l = await list(url);
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const item = l.find((x) => x.i === index);
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if (!item) throw new Error('Template not found');
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const t = item.t;
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const name = slug(t.name || t.title);
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let compose;
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if (t.image) compose = containerCompose(t, name);
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else {
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const m = /^https:\/\/github\.com\/([^/]+)\/([^/.]+?)(?:\.git)?\/?$/.exec(t.repository.url || '');
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if (!m) throw new Error(`Only GitHub repositories are supported (${t.repository.url}). Use “Clone from Git” instead.`);
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const res = await fetch(`https://raw.githubusercontent.com/${m[1]}/${m[2]}/HEAD/${t.repository.stackfile.replace(/^\/+/, '')}`);
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if (!res.ok) throw new Error(`HTTP ${res.status}: ${t.repository.stackfile}`);
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compose = await res.text();
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}
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return { name, compose, env: envFile(t.env), note: String(t.note || '').replace(/<[^>]+>/g, '') };
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}
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module.exports = { list: async (url) => summary(await list(url)), build, DEFAULT_URL };
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