Last change
on this file since 188ee53 was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
initial commit
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Property mode
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100644
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File size:
1.0 KB
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[6a3a178] | 1 | var _ = require('lodash')
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| 2 | var logger = require('./logger.js').getInstance()
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| 3 |
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| 4 | module.exports = {
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| 5 | getTarget: getTarget
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| 6 | }
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| 7 |
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| 8 | function getTarget(req, config) {
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| 9 | var newTarget
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| 10 | var router = config.router
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| 11 |
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| 12 | if (_.isPlainObject(router)) {
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| 13 | newTarget = getTargetFromProxyTable(req, router)
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| 14 | } else if (_.isFunction(router)) {
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| 15 | newTarget = router(req)
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| 16 | }
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| 17 |
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| 18 | return newTarget
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| 19 | }
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| 20 |
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| 21 | function getTargetFromProxyTable(req, table) {
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| 22 | var result
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| 23 | var host = req.headers.host
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| 24 | var path = req.url
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| 25 |
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| 26 | var hostAndPath = host + path
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| 27 |
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| 28 | _.forIn(table, function(value, key) {
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| 29 | if (containsPath(key)) {
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| 30 | if (hostAndPath.indexOf(key) > -1) {
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| 31 | // match 'localhost:3000/api'
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| 32 | result = table[key]
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| 33 | logger.debug('[HPM] Router table match: "%s"', key)
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| 34 | return false
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| 35 | }
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| 36 | } else {
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| 37 | if (key === host) {
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| 38 | // match 'localhost:3000'
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| 39 | result = table[key]
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| 40 | logger.debug('[HPM] Router table match: "%s"', host)
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| 41 | return false
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| 42 | }
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| 43 | }
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| 44 | })
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| 45 |
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| 46 | return result
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| 47 | }
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| 48 |
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| 49 | function containsPath(v) {
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| 50 | return v.indexOf('/') > -1
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| 51 | }
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