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configuration.rb
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configuration.rb
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require "concurrent/utility/processor_counter"
require "sentry/utils/exception_cause_chain"
require "sentry/dsn"
require "sentry/transport/configuration"
require "sentry/linecache"
require "sentry/interfaces/stacktrace_builder"
module Sentry
class Configuration
include LoggingHelper
# Directories to be recognized as part of your app. e.g. if you
# have an `engines` dir at the root of your project, you may want
# to set this to something like /(app|config|engines|lib)/
attr_accessor :app_dirs_pattern
# Provide an object that responds to `call` to send events asynchronously.
# E.g.: lambda { |event| Thread.new { Sentry.send_event(event) } }
attr_reader :async
# to send events in a non-blocking way, sentry-ruby has its own background worker
# by default, the worker holds a thread pool that has [the number of processors] threads
# but you can configure it with this configuration option
# E.g.: config.background_worker_threads = 5
#
# if you want to send events synchronously, set the value to 0
# E.g.: config.background_worker_threads = 0
attr_accessor :background_worker_threads
# a proc/lambda that takes an array of stack traces
# it'll be used to silence (reduce) backtrace of the exception
#
# for example:
#
# ```ruby
# Sentry.configuration.backtrace_cleanup_callback = lambda do |backtrace|
# Rails.backtrace_cleaner.clean(backtrace)
# end
# ```
#
attr_accessor :backtrace_cleanup_callback
# Optional Proc, called before adding the breadcrumb to the current scope
# E.g.: lambda { |breadcrumb, hint| breadcrumb }
# E.g.: lambda { |breadcrumb, hint| nil }
# E.g.: lambda { |breadcrumb, hint|
# breadcrumb.message = 'a'
# breadcrumb
# }
attr_reader :before_breadcrumb
# Optional Proc, called before sending an event to the server/
# E.g.: lambda { |event, hint| event }
# E.g.: lambda { |event, hint| nil }
# E.g.: lambda { |event, hint|
# event[:message] = 'a'
# event
# }
attr_reader :before_send
# An array of breadcrumbs loggers to be used. Available options are:
# - :sentry_logger
# - :active_support_logger
attr_reader :breadcrumbs_logger
# Max number of breadcrumbs a breadcrumb buffer can hold
attr_accessor :max_breadcrumbs
# Number of lines of code context to capture, or nil for none
attr_accessor :context_lines
# RACK_ENV by default.
attr_reader :environment
# Whether the SDK should run in the debugging mode. Default is false.
# If set to true, SDK errors will be logged with backtrace
attr_accessor :debug
# the dsn value, whether it's set via `config.dsn=` or `ENV["SENTRY_DSN"]`
attr_reader :dsn
# Whitelist of enabled_environments that will send notifications to Sentry. Array of Strings.
attr_accessor :enabled_environments
# Logger 'progname's to exclude from breadcrumbs
attr_accessor :exclude_loggers
# Array of exception classes that should never be sent. See IGNORE_DEFAULT.
# You should probably append to this rather than overwrite it.
attr_accessor :excluded_exceptions
# Boolean to check nested exceptions when deciding if to exclude. Defaults to false
attr_accessor :inspect_exception_causes_for_exclusion
alias inspect_exception_causes_for_exclusion? inspect_exception_causes_for_exclusion
# You may provide your own LineCache for matching paths with source files.
# This may be useful if you need to get source code from places other than
# the disk. See Sentry::LineCache for the required interface you must implement.
attr_accessor :linecache
# Logger used by Sentry. In Rails, this is the Rails logger, otherwise
# Sentry provides its own Sentry::Logger.
attr_accessor :logger
# Project directory root for in_app detection. Could be Rails root, etc.
# Set automatically for Rails.
attr_reader :project_root
# Insert sentry-trace to outgoing requests' headers
attr_accessor :propagate_traces
# Array of rack env parameters to be included in the event sent to sentry.
attr_accessor :rack_env_whitelist
# Release tag to be passed with every event sent to Sentry.
# We automatically try to set this to a git SHA or Capistrano release.
attr_accessor :release
# The sampling factor to apply to events. A value of 0.0 will not send
# any events, and a value of 1.0 will send 100% of events.
attr_accessor :sample_rate
# Include module versions in reports - boolean.
attr_accessor :send_modules
# When send_default_pii's value is false (default), sensitive information like
# - user ip
# - user cookie
# - request body
# will not be sent to Sentry.
attr_accessor :send_default_pii
# Allow to skip Sentry emails within rake tasks
attr_accessor :skip_rake_integration
# IP ranges for trusted proxies that will be skipped when calculating IP address.
attr_accessor :trusted_proxies
attr_accessor :server_name
# Return a Transport::Configuration object for transport-related configurations.
attr_reader :transport
# Take a float between 0.0 and 1.0 as the sample rate for tracing events (transactions).
attr_accessor :traces_sample_rate
# Take a Proc that controls the sample rate for every tracing event, e.g.
# ```
# lambda do |tracing_context|
# # tracing_context[:transaction_context] contains the information about the transaction
# # tracing_context[:parent_sampled] contains the transaction's parent's sample decision
# true # return value can be a boolean or a float between 0.0 and 1.0
# end
# ```
attr_accessor :traces_sampler
# these are not config options
attr_reader :errors, :gem_specs
# Most of these errors generate 4XX responses. In general, Sentry clients
# only automatically report 5xx responses.
IGNORE_DEFAULT = [
'Mongoid::Errors::DocumentNotFound',
'Rack::QueryParser::InvalidParameterError',
'Rack::QueryParser::ParameterTypeError',
'Sinatra::NotFound'
].freeze
RACK_ENV_WHITELIST_DEFAULT = %w(
REMOTE_ADDR
SERVER_NAME
SERVER_PORT
).freeze
HEROKU_DYNO_METADATA_MESSAGE = "You are running on Heroku but haven't enabled Dyno Metadata. For Sentry's "\
"release detection to work correctly, please run `heroku labs:enable runtime-dyno-metadata`".freeze
LOG_PREFIX = "** [Sentry] ".freeze
MODULE_SEPARATOR = "::".freeze
# Post initialization callbacks are called at the end of initialization process
# allowing extending the configuration of sentry-ruby by multiple extensions
@@post_initialization_callbacks = []
def initialize
self.debug = false
self.background_worker_threads = Concurrent.processor_count
self.max_breadcrumbs = BreadcrumbBuffer::DEFAULT_SIZE
self.breadcrumbs_logger = []
self.context_lines = 3
self.environment = environment_from_env
self.enabled_environments = []
self.exclude_loggers = []
self.excluded_exceptions = IGNORE_DEFAULT.dup
self.inspect_exception_causes_for_exclusion = true
self.linecache = ::Sentry::LineCache.new
self.logger = ::Sentry::Logger.new(STDOUT)
self.project_root = Dir.pwd
self.propagate_traces = true
self.sample_rate = 1.0
self.send_modules = true
self.send_default_pii = false
self.skip_rake_integration = false
self.trusted_proxies = []
self.dsn = ENV['SENTRY_DSN']
self.server_name = server_name_from_env
self.before_send = false
self.rack_env_whitelist = RACK_ENV_WHITELIST_DEFAULT
@transport = Transport::Configuration.new
@gem_specs = Hash[Gem::Specification.map { |spec| [spec.name, spec.version.to_s] }] if Gem::Specification.respond_to?(:map)
run_post_initialization_callbacks
end
def dsn=(value)
return if value.nil? || value.empty?
@dsn = DSN.new(value)
end
alias server= dsn=
def async=(value)
if value && !value.respond_to?(:call)
raise(ArgumentError, "async must be callable")
end
@async = value
end
def breadcrumbs_logger=(logger)
loggers =
if logger.is_a?(Array)
logger
else
Array(logger)
end
require "sentry/breadcrumb/sentry_logger" if loggers.include?(:sentry_logger)
@breadcrumbs_logger = logger
end
def before_send=(value)
unless value == false || value.respond_to?(:call)
raise ArgumentError, "before_send must be callable (or false to disable)"
end
@before_send = value
end
def before_breadcrumb=(value)
unless value.nil? || value.respond_to?(:call)
raise ArgumentError, "before_breadcrumb must be callable (or nil to disable)"
end
@before_breadcrumb = value
end
def environment=(environment)
@environment = environment.to_s
end
def sending_allowed?
@errors = []
valid? &&
capture_in_environment? &&
sample_allowed?
end
def error_messages
@errors = [@errors[0]] + @errors[1..-1].map(&:downcase) # fix case of all but first
@errors.join(", ")
end
def project_root=(root_dir)
@project_root = root_dir
end
def exception_class_allowed?(exc)
if exc.is_a?(Sentry::Error)
# Try to prevent error reporting loops
log_debug("Refusing to capture Sentry error: #{exc.inspect}")
false
elsif excluded_exception?(exc)
log_debug("User excluded error: #{exc.inspect}")
false
else
true
end
end
def enabled_in_current_env?
enabled_environments.empty? || enabled_environments.include?(environment)
end
def tracing_enabled?
!!((@traces_sample_rate && @traces_sample_rate >= 0.0 && @traces_sample_rate <= 1.0) || @traces_sampler) && sending_allowed?
end
def stacktrace_builder
@stacktrace_builder ||= StacktraceBuilder.new(
project_root: @project_root.to_s,
app_dirs_pattern: @app_dirs_pattern,
linecache: @linecache,
context_lines: @context_lines,
backtrace_cleanup_callback: @backtrace_cleanup_callback
)
end
def detect_release
return unless sending_allowed?
self.release ||= detect_release_from_env ||
detect_release_from_git ||
detect_release_from_capistrano ||
detect_release_from_heroku
rescue => e
log_error("Error detecting release", e, debug: debug)
end
private
def excluded_exception?(incoming_exception)
excluded_exception_classes.any? do |excluded_exception|
matches_exception?(excluded_exception, incoming_exception)
end
end
def excluded_exception_classes
@excluded_exception_classes ||= excluded_exceptions.map { |e| get_exception_class(e) }
end
def get_exception_class(x)
x.is_a?(Module) ? x : safe_const_get(x)
end
def matches_exception?(excluded_exception_class, incoming_exception)
if inspect_exception_causes_for_exclusion?
Sentry::Utils::ExceptionCauseChain.exception_to_array(incoming_exception).any? { |cause| excluded_exception_class === cause }
else
excluded_exception_class === incoming_exception
end
end
def safe_const_get(x)
x = x.to_s unless x.is_a?(String)
Object.const_get(x)
rescue NameError # There's no way to safely ask if a constant exist for an unknown string
nil
end
def detect_release_from_heroku
return unless running_on_heroku?
return if ENV['CI']
log_warn(HEROKU_DYNO_METADATA_MESSAGE) && return unless ENV['HEROKU_SLUG_COMMIT']
ENV['HEROKU_SLUG_COMMIT']
end
def running_on_heroku?
File.directory?("/etc/heroku")
end
def detect_release_from_capistrano
revision_file = File.join(project_root, 'REVISION')
revision_log = File.join(project_root, '..', 'revisions.log')
if File.exist?(revision_file)
File.read(revision_file).strip
elsif File.exist?(revision_log)
File.open(revision_log).to_a.last.strip.sub(/.*as release ([0-9]+).*/, '\1')
end
end
def detect_release_from_git
Sentry.sys_command("git rev-parse --short HEAD") if File.directory?(".git")
end
def detect_release_from_env
ENV['SENTRY_RELEASE']
end
def capture_in_environment?
return true if enabled_in_current_env?
@errors << "Not configured to send/capture in environment '#{environment}'"
false
end
def valid?
if @dsn&.valid?
true
else
@errors << "DSN not set or not valid"
false
end
end
def sample_allowed?
return true if sample_rate == 1.0
if Random::DEFAULT.rand >= sample_rate
@errors << "Excluded by random sample"
false
else
true
end
end
# Try to resolve the hostname to an FQDN, but fall back to whatever
# the load name is.
def resolve_hostname
Socket.gethostname ||
Socket.gethostbyname(hostname).first rescue server_name
end
def environment_from_env
ENV['SENTRY_CURRENT_ENV'] || ENV['SENTRY_ENVIRONMENT'] || ENV['RAILS_ENV'] || ENV['RACK_ENV'] || 'default'
end
def server_name_from_env
if running_on_heroku?
ENV['DYNO']
else
resolve_hostname
end
end
def run_post_initialization_callbacks
self.class.post_initialization_callbacks.each do |hook|
instance_eval(&hook)
end
end
# allow extensions to add their hooks to the Configuration class
def self.add_post_initialization_callback(&block)
self.post_initialization_callbacks << block
end
protected
def self.post_initialization_callbacks
@@post_initialization_callbacks
end
end
end