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Delete 'pages/students/2016/jan_holp/dp2021/elasticsearch.js'

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Ján Holp 2020-04-08 16:29:28 +00:00
parent ec120229c6
commit bd8a99dc64
1 changed files with 0 additions and 72 deletions
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72
pages/students/2016/jan_holp/dp2021/elasticsearch.js
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@ -1,72 +0,0 @@
const elasticsearch = require('elasticsearch');
const fs = require('fs');
const readline = require('readline');
const client = new elasticsearch.Client({
hosts: [ 'http://localhost:9200']
});
client.indices.create({
index: 'skweb'
}, function(error, response, status) {
if (error) {
console.log(error);
} else {
console.log("created a new index", response);
}
});
const bulkIndex = function bulkIndex(index, type, data) {
let bulkBody = [];
id = 1;
const errorCount = 0;
data.forEach(item => {
bulkBody.push({
index: {
_index: index,
_type: type,
_id : id++,
}
});
bulkBody.push(item);
});
console.log(bulkBody);
client.bulk({body: bulkBody})
.then(response => {
response.items.forEach(item => {
if (item.index && item.index.error) {
console.log(++errorCount, item.index.error);
}
});
console.log(
`Successfully indexed ${data.length - errorCount}
out of ${data.length} items`
);
})
.catch(console.err);
};
async function indexData() {
let documents = [];
const readInterface = readline.createInterface({
input: fs.createReadStream('/home/elastic/BP/skweb/server/text.txt'),
// output: process.stdout,
console: false
});
readInterface.on('line', function(line) {
const article = JSON.parse(line);
documents.push(article);
});
readInterface.on('close', function() {
console.log(documents);
bulkIndex('skweb', 'web_page', documents);
});
}
indexData();