Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 | 2x 2x 2x 2x 2x 2x 1x 1x 1x 1x 1x 2x 1x 1x 2x 2x 2x 2x 2x 2x 2x 2x 2x | /*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.
*/
import { IconNames } from '@blueprintjs/icons';
import axios from 'axios';
import React from 'react';
import { pluralIfNeeded, queryDruidSql, QueryManager } from '../../../utils';
import { Capabilities } from '../../../utils/capabilities';
import { HomeViewCard } from '../home-view-card/home-view-card';
export interface SupervisorsCardProps {
capabilities: Capabilities;
}
export interface SupervisorsCardState {
supervisorCountLoading: boolean;
runningSupervisorCount: number;
suspendedSupervisorCount: number;
supervisorCountError?: string;
}
export class SupervisorsCard extends React.PureComponent<
SupervisorsCardProps,
SupervisorsCardState
> {
private supervisorQueryManager: QueryManager<Capabilities, any>;
constructor(props: SupervisorsCardProps, context: any) {
super(props, context);
this.state = {
supervisorCountLoading: false,
runningSupervisorCount: 0,
suspendedSupervisorCount: 0,
};
this.supervisorQueryManager = new QueryManager({
processQuery: async capabilities => {
if (capabilities.hasSql()) {
return (await queryDruidSql({
query: `SELECT
COUNT(*) FILTER (WHERE "suspended" = 0) AS "runningSupervisorCount",
COUNT(*) FILTER (WHERE "suspended" = 1) AS "suspendedSupervisorCount"
FROM sys.supervisors`,
}))[0];
} else if (capabilities.hasOverlordAccess()) {
const resp = await axios.get('/druid/indexer/v1/supervisor?full');
const data = resp.data;
const runningSupervisorCount = data.filter((d: any) => d.spec.suspended === false).length;
const suspendedSupervisorCount = data.filter((d: any) => d.spec.suspended === true)
.length;
return {
runningSupervisorCount,
suspendedSupervisorCount,
};
} else {
throw new Error(`must have SQL or overlord access`);
}
},
onStateChange: ({ result, loading, error }) => {
this.setState({
runningSupervisorCount: result ? result.runningSupervisorCount : 0,
suspendedSupervisorCount: result ? result.suspendedSupervisorCount : 0,
supervisorCountLoading: loading,
supervisorCountError: error,
});
},
});
}
componentDidMount(): void {
const { capabilities } = this.props;
this.supervisorQueryManager.runQuery(capabilities);
}
componentWillUnmount(): void {
this.supervisorQueryManager.terminate();
}
render(): JSX.Element {
const {
supervisorCountLoading,
supervisorCountError,
runningSupervisorCount,
suspendedSupervisorCount,
} = this.state;
return (
<HomeViewCard
className="supervisors-card"
href={'#ingestion'}
icon={IconNames.LIST_COLUMNS}
title={'Supervisors'}
loading={supervisorCountLoading}
error={supervisorCountError}
>
{!Boolean(runningSupervisorCount + suspendedSupervisorCount) && <p>No supervisors</p>}
{Boolean(runningSupervisorCount) && (
<p>{pluralIfNeeded(runningSupervisorCount, 'running supervisor')}</p>
)}
{Boolean(suspendedSupervisorCount) && (
<p>{pluralIfNeeded(suspendedSupervisorCount, 'suspended supervisor')}</p>
)}
</HomeViewCard>
);
}
}
|