unpkg/server/CloudflareAPI.js

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require('isomorphic-fetch')
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const invariant = require('invariant')
const gunzip = require('gunzip-maybe')
const ndjson = require('ndjson')
const CloudflareAPIURL = 'https://api.cloudflare.com'
const CloudflareEmail = process.env.CLOUDFLARE_EMAIL
const CloudflareKey = process.env.CLOUDFLARE_KEY
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invariant(
CloudflareEmail,
'Missing the $CLOUDFLARE_EMAIL environment variable'
)
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invariant(
CloudflareKey,
'Missing the $CLOUDFLARE_KEY environment variable'
)
function get(path, headers) {
return fetch(`${CloudflareAPIURL}/client/v4${path}`, {
headers: Object.assign({}, headers, {
'X-Auth-Email': CloudflareEmail,
'X-Auth-Key': CloudflareKey
})
})
}
function getJSON(path, headers) {
return get(path, headers).then(function (res) {
return res.json()
}).then(function (data) {
if (!data.success) {
console.error(`CloudflareAPI.getJSON failed at ${path}`)
console.error(data)
throw new Error('Failed to getJSON from Cloudflare')
}
return data.result
})
}
function getZones(domains) {
return Promise.all(
(Array.isArray(domains) ? domains : [ domains ]).map(function (domain) {
return getJSON(`/zones?name=${domain}`)
})
).then(function (results) {
return results.reduce(function (memo, zones) {
return memo.concat(zones)
})
})
}
function reduceResults(target, values) {
Object.keys(values).forEach(key => {
const value = values[key]
if (typeof value === 'object' && value) {
target[key] = reduceResults(target[key] || {}, value)
} else if (typeof value === 'number') {
target[key] = (target[key] || 0) + values[key]
}
})
return target
}
function getZoneAnalyticsDashboard(zones, since, until) {
return Promise.all(
(Array.isArray(zones) ? zones : [ zones ]).map(function (zone) {
return getJSON(`/zones/${zone.id}/analytics/dashboard?since=${since.toISOString()}&until=${until.toISOString()}`)
})
).then(function (results) {
return results.reduce(reduceResults)
})
}
function getJSONStream(path, headers) {
const acceptGzipHeaders = Object.assign({}, headers, { 'Accept-Encoding': 'gzip' })
return get(path, acceptGzipHeaders).then(function (res) {
return res.body.pipe(gunzip())
}).then(function (stream) {
return stream.pipe(ndjson.parse())
})
}
function getLogs(zoneId, startTime, endTime) {
return getJSONStream(`/zones/${zoneId}/logs/requests?start=${startTime}&end=${endTime}`)
}
module.exports = {
get,
getJSON,
getZones,
getZoneAnalyticsDashboard,
getJSONStream,
getLogs
}