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34 lines
745 B
JavaScript
34 lines
745 B
JavaScript
const logger = require('logger-sharelatex')
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const metrics = require('metrics-sharelatex')
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const { callbackify } = require('util')
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const safeExec = require('./SafeExec').promises
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module.exports = {
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compressPng: callbackify(compressPng),
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promises: {
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compressPng
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}
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}
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async function compressPng(localPath, callback) {
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const timer = new metrics.Timer('compressPng')
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const args = ['optipng', localPath]
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const opts = {
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timeout: 30 * 1000,
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killSignal: 'SIGKILL'
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}
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try {
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await safeExec(args, opts)
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timer.done()
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} catch (err) {
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if (err.code === 'SIGKILL') {
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logger.warn(
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{ err, stderr: err.stderr, localPath },
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'optimiser timeout reached'
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)
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} else {
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throw err
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}
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}
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}
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