tools/checkmk-swissknife
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Add "Copy host list (JSON)" button to WATO folder pages

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Copies hostname, alias, IPv4 address and monitored site for every
host in the list (folder browsing or host search results) to the
clipboard as JSON.
This commit is contained in:
Luigi D'Acunto 2026-07-31 12:11:26 +02:00
parent 5fa0506bdd
commit a5f7b1a934
3 changed files with 106 additions and 1 deletions
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94
user_script/checkmk_swissknife.user.js
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@ -1,7 +1,7 @@
// ==UserScript==
// @name Checkmk SwissKnife
// @namespace https://luigidacunto.com/
// @version 2.18.0
// @version 2.19.0
// @checkmk 2.3.x - 2.4.x
// @description Collection of UI improvements for Checkmk WATO. Each fix or enhancement is added here as an independent feature.
// @author Luigi D'Acunto
@ -1360,6 +1360,7 @@
let attemptsSitesFilter = 0;
let attemptsListchoice = 0;
let attemptsExtraColToggle = 0;
let attemptsHostListCopy = 0;
function tryEnhanceFolderSelect() {
const iDoc = getWatoDoc(FOLDER_SELECT_ID);
@ -1468,6 +1469,90 @@
addWatoFolderMonitorButtons(doc);
}
// =========================================================================
// FEATURE: Copy host list as JSON
//
// Adds a button to the WATO menu bar on any host-list table (plain folder
// browsing or host search results — both render mode=folder with the same
// table.data columns) that copies hostname/alias/IPv4/monitored site for
// every visible row to the clipboard as JSON.
// =========================================================================
function addHostListCopyButton(doc) {
if (doc.body.dataset.cmkHostListCopy === '1') return;
const menues = doc.querySelector('td.menues');
if (!menues) return;
const tables = [...doc.querySelectorAll('table.data')].filter(t =>
[...t.querySelectorAll('tr th')].some(th => th.textContent.trim() === 'Host name'));
if (!tables.length) return;
doc.body.dataset.cmkHostListCopy = '1';
injectStyles(doc, 'cmk-sk-hostlist-copy-style', `
.cmk-sk-hostlist-copy-btn {
margin-left: 8px; padding: 2px 8px; border-radius: 3px; font-size: 12px;
cursor: pointer; background: transparent; color: #5ab4d6; border: 1px solid #5ab4d6;
}
.cmk-sk-hostlist-copy-btn:hover { background: rgba(90,180,214,0.15); }
.cmk-sk-hostlist-copy-btn.copied { color: #4caf50; border-color: #4caf50; background: rgba(76,175,80,0.15); }
`);
const btn = doc.createElement('button');
btn.className = 'cmk-sk-hostlist-copy-btn';
btn.type = 'button';
btn.textContent = 'Copy host list (JSON)';
btn.title = 'Copy hostname, alias, IPv4 address and monitored site as JSON';
btn.addEventListener('click', () => {
const hosts = [];
tables.forEach(table => {
const headerRow = [...table.querySelectorAll('tr')].find(tr => tr.querySelector('th'));
if (!headerRow) return;
const headerCells = [...headerRow.querySelectorAll('th')].map(th => th.textContent.trim());
const hostIdx = headerCells.indexOf('Host name');
const aliasIdx = headerCells.indexOf('Alias');
const ipIdx = headerCells.indexOf('IPv4 address');
const siteIdx = headerCells.indexOf('Monitored on site');
if (hostIdx === -1) return;
table.querySelectorAll('tr.data').forEach(tr => {
const cells = [...tr.children];
const link = cells[hostIdx] && cells[hostIdx].querySelector('a[href*="mode=edit_host"]');
if (!link) return;
const hostname = new URLSearchParams((link.getAttribute('href') || '').split('?')[1] || '').get('host');
if (!hostname) return;
hosts.push({
hostname,
alias: aliasIdx !== -1 ? cells[aliasIdx].textContent.trim() : '',
ipv4: ipIdx !== -1 ? cells[ipIdx].textContent.trim() : '',
site: siteIdx !== -1 ? cells[siteIdx].textContent.trim() : '',
});
});
});
navigator.clipboard.writeText(JSON.stringify(hosts, null, 2)).then(() => {
const orig = btn.textContent;
btn.classList.add('copied');
btn.textContent = `Copied ${hosts.length} hosts`;
setTimeout(() => { btn.classList.remove('copied'); btn.textContent = orig; }, 1500);
});
});
menues.appendChild(btn);
}
function tryAddHostListCopyButton() {
const doc = getTargetDoc();
if (!doc || !doc.body) {
if (++attemptsHostListCopy < MAX_ATTEMPTS) setTimeout(tryAddHostListCopyButton, POLL_INTERVAL_MS);
return;
}
try { if (!/\/wato\.py/.test(doc.location.pathname)) return; } catch (e) { return; }
if (getPageMode(doc) !== 'folder') return;
addHostListCopyButton(doc);
}
// =========================================================================
// Collapse All / Expand All buttons in the top menu bar.
// Works on edit_host / bulkedit / editfolder (table.nform accordions)
@ -1661,6 +1746,7 @@
attemptsSitesFilter = 0;
attemptsListchoice = 0;
attemptsExtraColToggle = 0;
attemptsHostListCopy = 0;
// Folder select: self-stops if element not found, always schedules.
setTimeout(tryEnhanceFolderSelect, 800);
// Accordion: only on pages in ACCORDION_MODES.
@ -1677,6 +1763,8 @@
setTimeout(tryAddInventoryButtons, 500);
// Monitor button: on wato.py mode=folder, self-stops if not applicable.
setTimeout(tryAddWatoFolderMonitorButtons, 500);
// Copy host list button: on wato.py mode=folder, self-stops if not applicable.
setTimeout(tryAddHostListCopyButton, 500);
// WATO menu: on view.py with host rows, self-stops if not applicable.
setTimeout(tryAddViewWatoMenu, 800);
// Auto-check foreign activation: only on mode=changelog.
@ -1726,6 +1814,10 @@
attemptsFolderMon = 0;
setTimeout(tryAddWatoFolderMonitorButtons, 300);
}
if (mode === 'folder' && iDoc.body && !iDoc.body.dataset.cmkHostListCopy) {
attemptsHostListCopy = 0;
setTimeout(tryAddHostListCopyButton, 300);
}
const tDoc = getTargetDoc();
if (tDoc && tDoc.body && !tDoc.body.dataset.cmkViewWatoMenu) {
try {