Sharkey/src/db/elasticsearch.ts

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import * as elasticsearch from 'elasticsearch';
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import config from '../config';
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// Init ElasticSearch connection
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const client = config.elasticsearch ? new elasticsearch.Client({
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host: `${config.elasticsearch.host}:${config.elasticsearch.port}`
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}) : null;
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if (client) {
// Send a HEAD request
client.ping({
// Ping usually has a 3000ms timeout
requestTimeout: 30000
}, error => {
if (error) {
console.error('elasticsearch is down!');
} else {
console.log('elasticsearch is available!');
}
});
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client.indices.create({
index: 'misskey',
body: {
settings: {
analysis: {
analyzer: {
bigram: {
tokenizer: 'bigram_tokenizer'
}
},
tokenizer: {
bigram_tokenizer: {
type: 'nGram',
min_gram: 2,
max_gram: 2
}
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}
}
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},
mappings: {
note: {
properties: {
text: {
type: 'text',
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index: true,
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analyzer: 'bigram'
}
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}
}
}
}
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});
}
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export default client;