Files

277 lines
8.5 KiB
JavaScript

'use strict';
'require view';
'require rpc';
'require ui';
const callGetConfig = rpc.declare({
object: 'luci.frpc',
method: 'get_config'
});
const callSaveConfig = rpc.declare({
object: 'luci.frpc',
method: 'save_config',
params: [ 'config' ]
});
const callValidateConfig = rpc.declare({
object: 'luci.frpc',
method: 'validate_config',
params: [ 'config' ]
});
const callStatus = rpc.declare({
object: 'luci.frpc',
method: 'get_status'
});
const callSetEnabled = rpc.declare({
object: 'luci.frpc',
method: 'set_enabled',
params: [ 'enabled' ]
});
const callServiceAction = rpc.declare({
object: 'luci.frpc',
method: 'service_action',
params: [ 'action' ]
});
function parseErrorPosition(errText) {
const s = String(errText || '');
let m = s.match(/line\s+(\d+)\s*[,;:]?\s*(?:col|column)\s+(\d+)/i);
if (m)
return { line: +m[1], col: +m[2] };
m = s.match(/at\s+line\s+(\d+)\s*[,;:]?\s*column\s+(\d+)/i);
if (m)
return { line: +m[1], col: +m[2] };
m = s.match(/line\s+(\d+)/i);
if (m)
return { line: +m[1], col: null };
return null;
}
return view.extend({
_validateTimer: null,
_errorLine: null,
injectStyle: function() {
if (document.getElementById('frpc_editor_style'))
return;
const css = [
'.frpc-editor-wrap{border:1px solid #ccc;border-radius:4px;overflow:hidden;background:#fff;max-width:900px;box-sizing:border-box;}',
'.frpc-editor-main{display:flex;min-height:400px;max-height:65vh;}',
'.frpc-editor-gutter{width:48px;background:#f7f7f7;color:#888;border-right:1px solid #e5e5e5;overflow:hidden;font:13px/1.5 monospace;padding:12px 6px;text-align:right;user-select:none;box-sizing:border-box;}',
'.frpc-editor-gutter-line{height:1.5em;line-height:1.5;}',
'.frpc-editor-gutter-line.err{background:#ffe8e8;color:#b00020;font-weight:700;}',
'.frpc-editor-input-wrap{flex:1;background:#fff;position:relative;}',
'.frpc-editor-input{width:100%;min-height:100%;box-sizing:border-box;border:0;outline:none;resize:vertical;overflow-wrap:anywhere;white-space:pre;word-break:keep-all;font:13px/1.5 monospace;padding:12px;margin:0;display:block;}'
].join('\n');
document.head.appendChild(E('style', { id: 'frpc_editor_style' }, css));
},
refreshEditor: function() {
const ta = document.getElementById('frpc_config');
const gutter = document.getElementById('frpc_editor_gutter');
if (!ta || !gutter)
return;
const text = ta.value || '';
const lineCount = Math.max(1, text.split('\n').length);
gutter.innerHTML = '';
for (let i = 1; i <= lineCount; i++) {
gutter.appendChild(E('div', {
'class': 'frpc-editor-gutter-line' + (this._errorLine === i ? ' err' : '')
}, String(i)));
}
},
renderEditor: function(configText) {
const gutter = E('div', { id: 'frpc_editor_gutter', 'class': 'frpc-editor-gutter' });
const ta = E('textarea', {
id: 'frpc_config',
class: 'frpc-editor-input',
spellcheck: 'false',
wrap: 'off'
}, configText || '');
ta.addEventListener('keydown', function(ev) {
if (ev.keyCode === 9) { // Tab key
ev.preventDefault();
const start = this.selectionStart;
const end = this.selectionEnd;
const val = this.value;
this.value = val.substring(0, start) + ' ' + val.substring(end);
this.selectionStart = this.selectionEnd = start + 2;
}
});
ta.addEventListener('input', L.bind(function() {
this.refreshEditor();
this.scheduleValidate();
}, this));
ta.addEventListener('scroll', function() {
gutter.scrollTop = ta.scrollTop;
});
window.setTimeout(L.bind(function() { this.refreshEditor(); }, this), 0);
const inputWrap = E('div', { 'class': 'frpc-editor-input-wrap' }, [ ta ]);
return E('div', { 'class': 'frpc-editor-wrap' }, [
E('div', { 'class': 'frpc-editor-main' }, [ gutter, inputWrap ])
]);
},
setValidateHint: function(ok, message, pos) {
const hint = document.getElementById('frpc_validate_hint');
if (!hint)
return;
hint.style.color = ok ? 'green' : 'red';
hint.textContent = message;
this._errorLine = (!ok && pos && pos.line) ? pos.line : null;
this.refreshEditor();
},
runValidate: function() {
const content = document.getElementById('frpc_config')?.value || '';
if (!content.trim()) {
this.setValidateHint(true, _('Configuration is empty.'));
return Promise.resolve();
}
return callValidateConfig(content).then(L.bind(function(res) {
if (res && res.success) {
this.setValidateHint(true, _('Configuration is valid.'));
return;
}
const err = (res && res.error) ? String(res.error).trim() : _('Unknown error');
const pos = parseErrorPosition(err);
let msg = _('Verification failed: ') + err;
if (pos && pos.line)
msg += ' (' + _('Line') + ' ' + pos.line + (pos.col ? ', ' + _('Column') + ' ' + pos.col : '') + ')';
this.setValidateHint(false, msg, pos);
}, this));
},
scheduleValidate: function() {
if (this._validateTimer)
window.clearTimeout(this._validateTimer);
this._validateTimer = window.setTimeout(L.bind(function() {
this.runValidate().catch(function() {});
}, this), 700);
},
load: function() {
return Promise.all([ callGetConfig(), callStatus() ]);
},
render: function(data) {
this.injectStyle();
const cfg = data && data[0] ? data[0] : {};
const st = data && data[1] ? data[1] : {};
const configText = cfg.config || '';
const enabled = (st.enabled === 1 || st.enabled === true);
window.setTimeout(L.bind(function() {
this.runValidate().catch(function() {});
}, this), 0);
return E('div', { 'class': 'cbi-map' }, [
E('h2', {}, _('Frp Client Title') + ' - ' + _('Settings')),
E('div', { 'class': 'cbi-map-descr' }, _('Configure the Frp client parameters. Complete the server link details and local port forwarding rules to build an intranet penetration channel.')),
E('div', { 'class': 'cbi-section' }, [
E('h3', { 'class': 'cbi-section-title' }, _('Service Control')),
E('div', { 'class': 'cbi-value' }, [
E('label', { 'class': 'cbi-value-title' }, _('Enabled')),
E('div', { 'class': 'cbi-value-field' }, [
E('input', {
id: 'frpc_enabled',
type: 'checkbox',
checked: enabled ? 'checked' : null
})
])
])
]),
E('div', { 'class': 'cbi-section' }, [
E('h3', { 'class': 'cbi-section-title' }, _('Configuration Editor')),
this.renderEditor(configText)
]),
E('div', { 'class': 'cbi-section frpc-editor-buttons' }, [
E('button', {
'class': 'btn cbi-button cbi-button-apply',
click: ui.createHandlerFn(this, function() {
return this.runValidate();
})
}, _('Verify Configuration')),
E('span', { id: 'frpc_validate_hint', style: 'margin-left:12px;' }, '')
])
]);
},
validateAndSave: function() {
const configText = document.getElementById('frpc_config')?.value || '';
const enabledCheckbox = document.getElementById('frpc_enabled');
const on = enabledCheckbox && enabledCheckbox.checked ? 1 : 0;
ui.showModal(null, [ E('p', { 'class': 'spinning' }, [ _('Applying changes...') ]) ]);
return callValidateConfig(configText).then(L.bind(function(res) {
if (!res || !res.success) {
ui.hideModal();
const err = (res && res.error) ? String(res.error).trim() : _('Unknown error');
this.setValidateHint(false, _('Verification failed: ') + err, parseErrorPosition(err));
ui.addNotification(null, E('pre', { style: 'white-space:pre-wrap; margin:0;' }, _('frpc config verify failed:\n') + err), 'danger');
throw new Error('frpc verify failed');
}
this.setValidateHint(true, _('Configuration is valid.'));
return callSetEnabled(on).then(L.bind(function(setRes) {
if (!setRes || !setRes.success) {
ui.hideModal();
ui.addNotification(null, E('p', _('Failed to update service enable state.')), 'danger');
throw new Error('frpc set enabled failed');
}
return callSaveConfig(configText).then(L.bind(function(saveRes) {
ui.hideModal();
if (saveRes && saveRes.success) {
if (on === 0) {
return callServiceAction('stop');
} else {
if (saveRes.applied === false) {
ui.addNotification(null, E('p', _('Configuration saved, but service is not running or reload failed. Please force restart service.')), 'warning');
}
}
return;
}
ui.addNotification(null, E('p', _('Configuration save failed: ') + (saveRes && saveRes.error ? saveRes.error : _('Unknown error'))), 'danger');
throw new Error('frpc config save failed');
}, this));
}, this));
}, this)).catch(function(err) {
ui.hideModal();
throw err;
});
},
handleSave: function() {
return this.validateAndSave();
},
handleSaveApply: function() {
return this.validateAndSave();
}
});