Class: OpenAI::Providers::Bedrock::SigV4Auth Private

Inherits:
Object
  • Object
show all
Defined in:
lib/openai/providers/bedrock.rb

This class is part of a private API. You should avoid using this class if possible, as it may be removed or be changed in the future.

Instance Method Summary collapse

Constructor Details

#initialize(endpoint:, region:, base_url:, credentials_provider:, default_chain:) ⇒ SigV4Auth

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Returns a new instance of SigV4Auth.



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# File 'lib/openai/providers/bedrock.rb', line 139

def initialize(endpoint:, region:, base_url:, credentials_provider:, default_chain:)
  @endpoint = endpoint
  @region = region
  @base_url = URI(base_url)
  @default_chain = default_chain
  @signer = Aws::Sigv4::Signer.new(
    service: SERVICES.fetch(endpoint),
    region: region,
    credentials_provider: credentials_provider
  )
end

Instance Method Details

#prepare_request(request) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future. 



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# File 'lib/openai/providers/bedrock.rb', line 151

def prepare_request(request)
  url = request.fetch(:url)
  Bedrock.validate_origin!(url, @base_url, action: "sign")
  Bedrock.validate_endpoint_region!(url, @region, endpoint: @endpoint)
  body = request[:body]
  unless body.nil? || body.is_a?(String)
    raise OpenAI::Errors::Error, NON_REPLAYABLE_BODY_MESSAGE
  end

  headers = Bedrock.provider_headers(request, marker: SIGV4_AUTH_MARKER)
  SIGNING_HEADERS.each { headers.delete(_1) }
  signature = sign_request(
    http_method: request.fetch(:method).to_s.upcase,
    url: url.to_s,
    headers: headers,
    body: body
  )

  request.merge(
    headers: OpenAI::Internal::Util.normalized_headers(headers, signature.headers),
    follow_redirects: false,
    provider_auth: SIGV4_AUTH_MARKER
  )
end