mirror of https://github.com/bobwen-dev/htpdate
140 lines
3.8 KiB
CoffeeScript
Executable File
140 lines
3.8 KiB
CoffeeScript
Executable File
#!/usr/bin/env coffee
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Agent = require 'agentkeepalive'
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{ HttpProxyAgent, HttpsProxyAgent } = require('hpagent')
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dayjs = require 'dayjs'
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info = require './package.json'
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median = require './median'
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adjust_time = require './adjust_time'
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delay = require './delay'
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argv = null
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agent_opt = {
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keepAlive: true,
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keepAliveMsecs: 60000,
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maxSockets: 1,
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}
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proxy = (process.env.http_proxy or process.env.https_proxy or '').trim()
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agent = if proxy is ''
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{
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http: new Agent agent_opt
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https: new Agent.HttpsAgent agent_opt
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}
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else
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agent_opt = {
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agent_opt...
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freeSocketTimeout: 30000
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proxy
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}
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{
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http: new HttpProxyAgent agent_opt
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https: new HttpsProxyAgent agent_opt
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}
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client = false
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get_server_time = (url, req_opt) ->
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if not client
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got = await import('got')
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client = got.default.extend {}
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abort_controller = new AbortController
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check_timer = setTimeout ->
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abort_controller.abort()
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, argv.timeout
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try
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r = await client url, {
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...req_opt
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signal: abort_controller.signal
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}
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clearTimeout check_timer
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return r
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catch e
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clearTimeout check_timer
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return e.response if e.response?.timings?
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throw e
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get_time_delta = (url, req_opt) ->
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if not /^https?:\/\//.test url
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url = "#{argv.protocol}://#{url}"
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console.log "#{argv.method} #{url}"
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for i in [1 .. argv.count]
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step = "\##{i}: ".padStart 8
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server_moment = false
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r = false
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for retry in [0 .. argv.retry]
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start_at = Date.now()
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try
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r = await get_server_time url, req_opt
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server_moment = + dayjs r.headers.date
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catch e
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message = if e.code in ['ERR_ABORTED', 'ETIMEDOUT'] then 'Timeout' else "#{e.code} #{message}"
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console.log "#{step}#{message}"
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await delay argv.interval + start_at - Date.now()
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break if server_moment
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continue if not server_moment or not r or not r.timings?
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if not r.timings.secureConnect?
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upload_at = r.timings.connect
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else
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upload_at = r.timings.secureConnect
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duration = r.timings.response - upload_at
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delta = Math.round(server_moment - r.timings.response - duration / 2) + 500
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delta_text = "#{if delta > 0 then '+' else ''}#{delta} ms".padStart 10
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if not argv.verbose
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console.log "#{step}#{delta_text}"
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else
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details = " DNS:" + "#{r.timings.phases.dns}".padStart 5
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details += " TCP:" + "#{r.timings.phases.tcp}".padStart 5
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details += " TSL:" + "#{if r.timings.phases.tls? then r.timings.phases.tls else '-'}".padStart 5
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details += " Send:" + "#{r.timings.upload - upload_at}".padStart 5
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details += " Recv:" + "#{r.timings.response - r.timings.upload}".padStart 5
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console.log "#{step}#{delta_text}#{details}"
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delta
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do ->
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argv = await require('./argv')()
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req_opt = {
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method: argv.method.trim().toUpperCase()
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followRedirect: argv.redirect
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timeout: {
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request: argv.timeout
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}
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retry: {
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limit: 0
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}
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dnsCache: true
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cache: false
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agent
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headers: {
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'user-agent': argv['user-agent']
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}
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https: {
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rejectUnauthorized: not argv.insecure
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}
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http2: argv.http2
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}
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if proxy isnt ''
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msg = ''
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if argv.http2
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msg = ", http2 is disabled because the agent library currently used does not support this protocol"
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delete req_opt.http2
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console.debug "Using explicit proxy server #{proxy}#{msg}"
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values = []
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for url in argv._
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values.push (await get_time_delta url, req_opt)...
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if values.length is 0
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console.log "Network failure"
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return process.exit 2
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delta = median values
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console.log "Median: " + "#{delta} ms".padStart 10
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if not argv.set
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return process.exit 0
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if Math.abs(delta) < argv.threshold
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console.log "There is no need to adjust the time"
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return process.exit 0
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await adjust_time delta, argv.command
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return process.exit 0
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