@kui-shell/plugin-kubectl
Version:
Kubernetes visualization plugin for kubernetes
140 lines (138 loc) • 5.09 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = _default;
exports.getTabState = getTabState;
var _debug = _interopRequireDefault(require("debug"));
var _core = require("@kui-shell/core");
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
/*
* Copyright 2021 The Kubernetes Authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
var __awaiter = void 0 && (void 0).__awaiter || function (thisArg, _arguments, P, generator) {
function adopt(value) {
return value instanceof P ? value : new P(function (resolve) {
resolve(value);
});
}
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) {
try {
step(generator.next(value));
} catch (e) {
reject(e);
}
}
function rejected(value) {
try {
step(generator["throw"](value));
} catch (e) {
reject(e);
}
}
function step(result) {
result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected);
}
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
/* eslint-disable no-unmodified-loop-condition */
const debug = (0, _debug.default)('plugins/plugin-kubectl/tab-state');
const name = 'plugins/plugin-kubectl';
const apiVersion = 'v1';
function getTabState(tab, key) {
try {
return tab.getState(name, apiVersion, key);
} catch (err) {
return undefined;
}
}
function setTabState(tab, key, value) {
tab.setState(name, apiVersion, key, value);
}
function capture(tabState) {
return __awaiter(this, void 0, void 0, function* () {
const tab = (0, _core.getTab)(parseInt(tabState.uuid));
if (tab) {
try {
const {
getCurrentDefaultContextName,
getCurrentDefaultNamespace
} = yield Promise.resolve().then(() => require('./controller/kubectl/contexts'));
const [currentContext, currentNamespace] = yield Promise.all([getCurrentDefaultContextName(tab), getCurrentDefaultNamespace(tab)]);
const context = getTabState(tabState, 'context');
const namespace = getTabState(tabState, 'namespace');
if (!context || currentContext !== context) {
setTabState(tabState, 'context', currentContext);
}
if (!namespace || currentNamespace !== namespace) {
setTabState(tabState, 'namespace', currentNamespace);
}
debug('captured tab state', tab.uuid, currentContext, currentNamespace);
} catch (err) {
if (!/command not found/.test(err)) {
console.error(`plugin-kubectl: failed to capture tab-state`, err, tabState);
}
// clear state
setTabState(tabState, 'context', '');
setTabState(tabState, 'namespace', '');
}
}
});
}
function restore(tabState) {
return __awaiter(this, void 0, void 0, function* () {
const tab = (0, _core.getTab)(parseInt(tabState.uuid));
const namespace = getTabState(tabState, 'namespace');
const context = getTabState(tabState, 'context');
try {
const {
getCurrentDefaultContextName,
getCurrentDefaultNamespace
} = yield Promise.resolve().then(() => require('./controller/kubectl/contexts'));
const [currentContext, currentNamespace] = yield Promise.all([getCurrentDefaultContextName(tab), getCurrentDefaultNamespace(tab)]);
if (currentContext !== context || currentNamespace !== namespace) {
const kubectl = (yield Promise.resolve().then(() => require('./controller/cli'))).default;
yield tab.REPL.qexec(`${kubectl} config set-context ${(0, _core.encodeComponent)(context)} --namespace=${namespace}`);
yield tab.REPL.qexec(`${kubectl} config use-context ${(0, _core.encodeComponent)(context)}`);
}
debug('restored tab state', tab.uuid, context, namespace);
} catch (err) {
if (!/command not found/.test(err)) {
console.error(`plugin-kubectl: failed to restore tab-state`, err, tabState);
}
}
});
}
const switchTo = (currentTabState, nextTabState) => __awaiter(void 0, void 0, void 0, function* () {
if ((0, _core.isTopLevelTab)(currentTabState)) {
try {
yield capture(currentTabState);
yield restore(nextTabState);
} catch (err) {
console.error(`plugin-kubectl: failed to switch tab`, err, currentTabState, nextTabState);
}
}
});
function _default() {
return (0, _core.registerTabState)({
name,
apiVersion,
capture,
restore,
switchTo
});
}