Class: Firebase::Admin::Auth::CertificatesFetcher

Inherits:
Object
  • Object
show all
Includes:
Utils
Defined in:
lib/firebase/admin/auth/certificates_fetcher.rb

Overview

Fetches public key certificates used for signature verification.

Constant Summary

Constants included from Utils

Utils::AUTH_EMULATOR_HOST_VAR, Utils::HOSTNAME_PATTERN, Utils::INVALID_CHARS_PATTERN, Utils::PATHNAME_PATTERN

Instance Method Summary collapse

Methods included from Utils

get_emulator_host, get_emulator_v1_url, is_emulated?, #to_boolean, #validate_display_name, #validate_email, #validate_password, #validate_phone_number, #validate_photo_url, #validate_uid, validate_url

Constructor Details

#initialize(url) ⇒ CertificatesFetcher

Constructs a new certificates fetcher.

Parameters:

  • url (String) —

    The certificates url to use when fetching public keys.



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# File 'lib/firebase/admin/auth/certificates_fetcher.rb', line 15

def initialize(url)
  raise ArgumentError "url is invalid" unless validate_url(url)
  @url = url
  @certificates = {}
  @certificates_expire_at = Time.now
  @monitor = Monitor.new
  @client = Firebase::Admin::Internal::HTTPClient.new
end

Instance Method Details

#fetch_certificates! ⇒ Hash

Note:

Certificates are cached in memory and refreshed according to the cache-control header if present in the response.

Fetches certificates.

Returns:

  • (Hash) 


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# File 'lib/firebase/admin/auth/certificates_fetcher.rb', line 31

def fetch_certificates!
  @monitor.synchronize do
    return @certificates unless should_refresh?
    keys, ttl = refresh
    @certificates_expire_at = Time.now + ttl
    @certificates = keys
  end
end