Class: Raven::Event

Inherits:
Object
  • Object
show all
Defined in:
lib/raven/event.rb

Constant Summary collapse

LOG_LEVELS = 
{
  "debug" => 10,
  "info" => 20,
  "warn" => 30,
  "warning" => 30,
  "error" => 40,
  "fatal" => 50,
}
BACKTRACE_RE = 
/^(.+?):(\d+)(?::in `(.+?)')?$/
PLATFORM = 
"ruby"

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(init = {}) {|_self| ... } ⇒ Event

Returns a new instance of Event.

Yields:

  • (_self)

Yield Parameters:

  • _self (Raven::Event) —

    the object that the method was called on



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# File 'lib/raven/event.rb', line 30

def initialize(init = {})
  @configuration = Raven.configuration
  @interfaces    = {}
  @context       = Raven.context
  @id            = generate_event_id
  @project       = nil
  @message       = nil
  @timestamp     = Time.now.utc
  @time_spent    = nil
  @level         = :error
  @logger        = ''
  @culprit       = nil
  @server_name   = @configuration.server_name || resolve_hostname
  @release       = @configuration.release
  @modules       = list_gem_specs if @configuration.send_modules
  @user          = {}
  @extra         = {}
  @tags          = {}
  @checksum      = nil
  @fingerprint   = nil

  yield self if block_given?

  if !self[:http] && @context.rack_env
    interface :http do |int|
      int.from_rack(@context.rack_env)
    end
  end

  init.each_pair { |key, val| instance_variable_set('@' + key.to_s, val) }

  @user = @context.user.merge(@user)
  @extra = @context.extra.merge(@extra)
  @tags = @configuration.tags.merge(@context.tags).merge(@tags)

  # Some type coercion
  @timestamp  = @timestamp.strftime('%Y-%m-%dT%H:%M:%S') if @timestamp.is_a?(Time)
  @time_spent = (@time_spent*1000).to_i if @time_spent.is_a?(Float)
  @level      = LOG_LEVELS[@level.to_s.downcase] if @level.is_a?(String) || @level.is_a?(Symbol)
end

Instance Attribute Details

#checksum ⇒ Object

Returns the value of attribute checksum.



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# File 'lib/raven/event.rb', line 26

def checksum
  @checksum
end

#configuration ⇒ Object

Returns the value of attribute configuration.



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# File 'lib/raven/event.rb', line 26

def configuration
  @configuration
end

#context ⇒ Object

Returns the value of attribute context.



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# File 'lib/raven/event.rb', line 26

def context
  @context
end

#culprit ⇒ Object

Returns the value of attribute culprit.



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# File 'lib/raven/event.rb', line 26

def culprit
  @culprit
end

#extra ⇒ Object

Returns the value of attribute extra.



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# File 'lib/raven/event.rb', line 26

def extra
  @extra
end

#fingerprint ⇒ Object

Returns the value of attribute fingerprint.



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# File 'lib/raven/event.rb', line 26

def fingerprint
  @fingerprint
end

#id ⇒ Object (readonly)

Returns the value of attribute id.



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# File 'lib/raven/event.rb', line 25

def id
  @id
end

#level ⇒ Object

Returns the value of attribute level.



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# File 'lib/raven/event.rb', line 26

def level
  @level
end

#logger ⇒ Object

Returns the value of attribute logger.



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# File 'lib/raven/event.rb', line 26

def logger
  @logger
end

#message ⇒ Object

Returns the value of attribute message.



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# File 'lib/raven/event.rb', line 26

def message
  @message
end

#modules ⇒ Object

Returns the value of attribute modules.



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# File 'lib/raven/event.rb', line 26

def modules
  @modules
end

#project ⇒ Object

Returns the value of attribute project.



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# File 'lib/raven/event.rb', line 26

def project
  @project
end

#release ⇒ Object

Returns the value of attribute release.



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# File 'lib/raven/event.rb', line 26

def release
  @release
end

#server_name ⇒ Object

Returns the value of attribute server_name.



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# File 'lib/raven/event.rb', line 26

def server_name
  @server_name
end

#tags ⇒ Object

Returns the value of attribute tags.



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# File 'lib/raven/event.rb', line 26

def tags
  @tags
end

#time_spent ⇒ Object

Returns the value of attribute time_spent.



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# File 'lib/raven/event.rb', line 26

def time_spent
  @time_spent
end

#timestamp ⇒ Object

Returns the value of attribute timestamp.



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# File 'lib/raven/event.rb', line 26

def timestamp
  @timestamp
end

Class Method Details

._source_lines(_path, _from, _to) ⇒ Object

Because linecache can go to hell



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# File 'lib/raven/event.rb', line 219

def self._source_lines(_path, _from, _to)
end

.add_exception_interface(evt, exc) ⇒ Object 



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# File 'lib/raven/event.rb', line 166

def self.add_exception_interface(evt, exc)
  evt.interface(:exception) do |exc_int|
    exceptions = [exc]
    context = Set.new [exc.object_id]
    while exc.respond_to?(:cause) && exc.cause
      exceptions << exc.cause
      exc = exc.cause
      # TODO(dcramer): ideally this would log to inform the user
      if context.include?(exc.object_id)
        break
      end
      context.add(exc.object_id)
    end
    exceptions.reverse!

    exc_int.values = exceptions.map do |e|
      SingleExceptionInterface.new do |int|
        int.type = e.class.to_s
        int.value = e.to_s
        int.module = e.class.to_s.split('::')[0...-1].join('::')

        int.stacktrace =
          if e.backtrace
            StacktraceInterface.new do |stacktrace|
              stacktrace_interface_from(stacktrace, evt, e.backtrace)
            end
          end
      end
    end
  end
end

.from_exception(exc, options = {}, &block) ⇒ Object Also known as: captureException, capture_exception 



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# File 'lib/raven/event.rb', line 123

def self.from_exception(exc, options = {}, &block)
  notes = (exc.instance_variable_defined?(:@__raven_context) && exc.instance_variable_get(:@__raven_context)) || {}
  options = notes.merge(options)

  configuration = options[:configuration] || Raven.configuration
  if exc.is_a?(Raven::Error)
    # Try to prevent error reporting loops
    Raven.logger.info "Refusing to capture Raven error: #{exc.inspect}"
    return nil
  end
  if configuration[:excluded_exceptions].any? { |x| (x === exc rescue false) || x == exc.class.name }
    Raven.logger.info "User excluded error: #{exc.inspect}"
    return nil
  end

  new(options) do |evt|
    evt.configuration = configuration
    evt.message = "#{exc.class}: #{exc.message}"
    evt.level = options[:level] || :error

    add_exception_interface(evt, exc)

    block.call(evt) if block
  end
end

.from_message(message, options = {}) ⇒ Object Also known as: captureMessage, capture_message 



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# File 'lib/raven/event.rb', line 149

def self.from_message(message, options = {})
  configuration = options[:configuration] || Raven.configuration
  new(options) do |evt|
    evt.configuration = configuration
    evt.message = message
    evt.level = options[:level] || :error
    evt.interface :message do |int|
      int.message = message
    end
    if options[:backtrace]
      evt.interface(:stacktrace) do |int|
        stacktrace_interface_from(int, evt, options[:backtrace])
      end
    end
  end
end

.stacktrace_interface_from(int, evt, backtrace) ⇒ Object 



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# File 'lib/raven/event.rb', line 198

def self.stacktrace_interface_from(int, evt, backtrace)
  backtrace = Backtrace.parse(backtrace)
  int.frames = backtrace.lines.reverse.map do |line|
    StacktraceInterface::Frame.new.tap do |frame|
      frame.abs_path = line.file if line.file
      frame.function = line.method if line.method
      frame.lineno = line.number
      frame.in_app = line.in_app
      frame.module = line.module_name if line.module_name

      if evt.configuration[:context_lines] && frame.abs_path
        frame.pre_context, frame.context_line, frame.post_context = \
          evt.get_file_context(frame.abs_path, frame.lineno, evt.configuration[:context_lines])
      end
    end
  end.select(&:filename)

  evt.culprit = evt.get_culprit(int.frames)
end

Instance Method Details

#[](key) ⇒ Object 



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# File 'lib/raven/event.rb', line 89

def [](key)
  interface(key)
end

#[]=(key, value) ⇒ Object 



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# File 'lib/raven/event.rb', line 93

def []=(key, value)
  interface(key, value)
end

#get_culprit(frames) ⇒ Object 



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# File 'lib/raven/event.rb', line 230

def get_culprit(frames)
  lastframe = frames.reverse.find(&:in_app) || frames.last
  "#{lastframe.filename} in #{lastframe.function} at line #{lastframe.lineno}" if lastframe
end

#get_file_context(filename, lineno, context) ⇒ Object 



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# File 'lib/raven/event.rb', line 222

def get_file_context(filename, lineno, context)
  return nil, nil, nil unless Raven::LineCache.is_valid_file(filename)
  lines = (2 * context + 1).times.map do |i|
    Raven::LineCache.getline(filename, lineno - context + i)
  end
  [lines[0..(context - 1)], lines[context], lines[(context + 1)..-1]]
end

#interface(name, value = nil, &block) ⇒ Object

Raises:



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# File 'lib/raven/event.rb', line 82

def interface(name, value = nil, &block)
  int = Raven.find_interface(name)
  raise Error.new("Unknown interface: #{name}") unless int
  @interfaces[int.name] = int.new(value, &block) if value || block
  @interfaces[int.name]
end

#list_gem_specs ⇒ Object 



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# File 'lib/raven/event.rb', line 77

def list_gem_specs
  # Older versions of Rubygems don't support iterating over all specs
  Hash[Gem::Specification.map { |spec| [spec.name, spec.version.to_s] }] if Gem::Specification.respond_to?(:map)
end

#resolve_hostname ⇒ Object 



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# File 'lib/raven/event.rb', line 71

def resolve_hostname
  # Try to resolve the hostname to an FQDN, but fall back to whatever the load name is
  hostname = Socket.gethostname
  Socket.gethostbyname(hostname).first rescue hostname
end

#to_hash ⇒ Object 



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# File 'lib/raven/event.rb', line 97

def to_hash
  data = {
    :event_id => @id,
    :message => @message,
    :timestamp => @timestamp,
    :time_spent => @time_spent,
    :level => @level,
    :project => @project,
    :platform => PLATFORM,
  }
  data[:logger] = @logger if @logger
  data[:culprit] = @culprit if @culprit
  data[:server_name] = @server_name if @server_name
  data[:release] = @release if @release
  data[:fingerprint] = @fingerprint if @fingerprint
  data[:modules] = @modules if @modules
  data[:extra] = @extra if @extra
  data[:tags] = @tags if @tags
  data[:user] = @user if @user
  data[:checksum] = @checksum if @checksum
  @interfaces.each_pair do |name, int_data|
    data[name.to_sym] = int_data.to_hash
  end
  data
end