25 lines
643 B
JavaScript
25 lines
643 B
JavaScript
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var http = require('http')
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, https = require('https')
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, server = http.createServer(handler)
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, port = +process.argv[2]
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, prefix = process.argv[3]
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, upstream = process.argv[4]
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, calls = 0
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server.listen(port)
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function handler (req, res) {
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if (req.url.indexOf(prefix) != 0)
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throw new Error('request url [' + req.url + '] does not start with [' + prefix + ']')
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var upstreamUrl = upstream + req.url.substring(prefix.length)
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console.log(req.url + ' -> ' + upstreamUrl)
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https.get(upstreamUrl, function (ures) {
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ures.on('end', function () {
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if (++calls == 2)
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server.close()
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})
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ures.pipe(res)
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})
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}
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