Class: Langfuse::ApiClient

Inherits:
Object
  • Object
show all
Defined in:
lib/langfuse/api_client.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(config) ⇒ ApiClient

Returns a new instance of ApiClient.



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# File 'lib/langfuse/api_client.rb', line 10

def initialize(config)
  @config = config
end

Instance Attribute Details

#config ⇒ Object (readonly)

Returns the value of attribute config.



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# File 'lib/langfuse/api_client.rb', line 8

def config
  @config
end

Instance Method Details

#ingest(events) ⇒ Object 



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# File 'lib/langfuse/api_client.rb', line 14

def ingest(events)
  uri = URI.parse("#{@config.host}/api/public/ingestion")

  # Build the request
  request = Net::HTTP::Post.new(uri.path)
  request.content_type = 'application/json'

  # Set authorization header using base64 encoded credentials
  auth = Base64.strict_encode64("#{@config.public_key}:#{@config.secret_key}")
  # Log the encoded auth header for debugging
  if @config.debug
    log("Using auth header: Basic #{auth} (public_key: #{@config.public_key}, secret_key: #{@config.secret_key})")
  end
  request['Authorization'] = "Basic #{auth}"

  # Set the payload
  request.body = {
    batch: events
  }.to_json

  # Send the request
  http = Net::HTTP.new(uri.host, uri.port)
  http.use_ssl = uri.scheme == 'https'
  http.read_timeout = 10 # 10 seconds

  if @config.debug
    log("Sending #{events.size} events to Langfuse API at #{@config.host}")
    log("Events: #{events.inspect}")
    # log("Using auth header: Basic #{auth.gsub(/.(?=.{4})/, '*')}") # Mask most of the auth token
    log("Using auth header: Basic #{auth}") # Mask most of the auth token
    log("Request url: #{uri}")
  end

  response = http.request(request)

  if response.code.to_i == 207 # Partial success
    log('Received 207 partial success response') if @config.debug
    JSON.parse(response.body)
  elsif response.code.to_i >= 200 && response.code.to_i < 300
    log("Received successful response: #{response.code}") if @config.debug
    JSON.parse(response.body)
  else
    error_msg = "API error: #{response.code} #{response.message}"
    if @config.debug
      log("Response body: #{response.body}", :error)
      log("Request URL: #{uri}", :error)
    end
    log(error_msg, :error)
    raise error_msg
  end

  log('---')
rescue StandardError => e
  log("Error during API request: #{e.message}", :error)
  raise
end