Method: Grubby#get_mirrored

Defined in:
lib/grubby.rb

#get_mirrored(mirror_uris, parameters = [], referer = nil, headers = {}) ⇒ Mechanize::Page, ...

Calls #get with each of mirror_uris until a successful (“200 OK”) response is received, and returns that #get result. Rescues and logs Mechanize::ResponseCodeError failures for all but the last mirror.

Examples:

grubby = Grubby.new

urls = [
  "https://httpstat.us/404",
  "https://httpstat.us/500",
  "https://httpstat.us/200?foo",
  "https://httpstat.us/200?bar",
]

grubby.get_mirrored(urls).uri  # == URI("https://httpstat.us/200?foo")

grubby.get_mirrored(urls.take(2))  # raise Mechanize::ResponseCodeError

Parameters:

Returns:

Raises:

  • (Mechanize::ResponseCodeError) —

    if all mirror_uris fail



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# File 'lib/grubby.rb', line 132

def get_mirrored(mirror_uris, parameters = [], referer = nil, headers = {})
  i = 0
  begin
    get(mirror_uris[i], parameters, referer, headers)
  rescue Mechanize::ResponseCodeError => e
    i += 1
    if i >= mirror_uris.length
      raise
    else
      $log.debug("Mirror failed (code #{e.response_code}): #{mirror_uris[i - 1]}")
      $log.debug("Try mirror: #{mirror_uris[i]}")
      retry
    end
  end
end