module AliyunSDK::OSS::Util
Util
functions to help generate formatted Date, signatures, etc.
Constants
Public Class Methods
get_content_md5(content)
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Calculate content md5
# File lib/aliyun_sdk/oss/util.rb, line 58 def get_content_md5(content) Base64.strict_encode64(OpenSSL::Digest::MD5.digest(content)) end
get_signature(key, verb, headers, resources)
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Calculate request signatures
# File lib/aliyun_sdk/oss/util.rb, line 23 def get_signature(key, verb, headers, resources) logger.debug("Sign, headers: #{headers}, resources: #{resources}") content_md5 = headers['content-md5'] || "" content_type = headers['content-type'] || "" date = headers['date'] cano_headers = headers.select { |k, v| k.start_with?(HEADER_PREFIX) } .map { |k, v| [k.downcase.strip, v.strip] } .sort.map { |k, v| [k, v].join(":") + "\n" }.join cano_res = resources[:path] || "/" sub_res = (resources[:sub_res] || {}) .sort.map { |k, v| v ? [k, v].join("=") : k }.join("&") cano_res += "?#{sub_res}" unless sub_res.empty? string_to_sign = "#{verb}\n#{content_md5}\n#{content_type}\n#{date}\n" + "#{cano_headers}#{cano_res}" Util.sign(key, string_to_sign) end
sign(key, string_to_sign)
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Sign a string using HMAC and BASE64 @param [String] key the secret key @param [String] string_to_sign the string to sign @return [String] the signature
# File lib/aliyun_sdk/oss/util.rb, line 50 def sign(key, string_to_sign) logger.debug("String to sign: #{string_to_sign}") Base64.strict_encode64( OpenSSL::HMAC.digest('sha1', key, string_to_sign)) end
symbolize(v)
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Symbolize keys in Hash, recursively
# File lib/aliyun_sdk/oss/util.rb, line 63 def symbolize(v) if v.is_a?(Hash) result = {} v.each_key { |k| result[k.to_sym] = symbolize(v[k]) } result elsif v.is_a?(Array) result = [] v.each { |x| result << symbolize(x) } result else v end end