Class: RailsErrorDashboard::ErrorLog

Inherits:
ErrorLogsRecord show all
Defined in:
app/models/rails_error_dashboard/error_log.rb

Constant Summary collapse

CRITICAL_ERROR_TYPES = 
%w[
  SecurityError
  NoMemoryError
  SystemStackError
  SignalException
  ActiveRecord::StatementInvalid
  LoadError
  SyntaxError
  ActiveRecord::ConnectionNotEstablished
  Redis::ConnectionError
  OpenSSL::SSL::SSLError
].freeze
HIGH_SEVERITY_ERROR_TYPES = 
%w[
  ActiveRecord::RecordNotFound
  ArgumentError
  TypeError
  NoMethodError
  NameError
  ZeroDivisionError
  FloatDomainError
  IndexError
  KeyError
  RangeError
].freeze
MEDIUM_SEVERITY_ERROR_TYPES = 
%w[
  ActiveRecord::RecordInvalid
  Timeout::Error
  Net::ReadTimeout
  Net::OpenTimeout
  ActiveRecord::RecordNotUnique
  JSON::ParserError
  CSV::MalformedCSVError
  Errno::ECONNREFUSED
].freeze

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.belongs_to(*args, **options) ⇒ Object

Override user association to use configured user model



507
508
509
510
511
512
513
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 507

def self.belongs_to(*args, **options)
  if args.first == :user
    user_model = RailsErrorDashboard.configuration.user_model
    options[:class_name] = user_model if user_model.present?
  end
  super
end

.find_or_increment_by_hash(error_hash, attributes = {}) ⇒ Object

Find existing error by hash or create new one This is CRITICAL for accurate occurrence tracking



169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 169

def self.find_or_increment_by_hash(error_hash, attributes = {})
  # Look for unresolved error with same hash in last 24 hours
  # (resolved errors are considered "fixed" so new occurrence = new issue)
  existing = unresolved
              .where(error_hash: error_hash)
              .where("occurred_at >= ?", 24.hours.ago)
              .order(last_seen_at: :desc)
              .first

  if existing
    # Increment existing error
    existing.update!(
      occurrence_count: existing.occurrence_count + 1,
      last_seen_at: Time.current,
      # Update context from latest occurrence
      user_id: attributes[:user_id] || existing.user_id,
      request_url: attributes[:request_url] || existing.request_url,
      request_params: attributes[:request_params] || existing.request_params,
      user_agent: attributes[:user_agent] || existing.user_agent,
      ip_address: attributes[:ip_address] || existing.ip_address
    )
    existing
  else
    # Create new error record
    # Ensure resolved has a value (default to false)
    create!(attributes.reverse_merge(resolved: false))
  end
end

.log_error(exception, context = {}) ⇒ Object

Log an error with context (delegates to Command)



199
200
201
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 199

def self.log_error(exception, context = {})
  Commands::LogError.call(exception, context)
end

.statistics(days = 7) ⇒ Object

Get error statistics



342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 342

def self.statistics(days = 7)
  start_date = days.days.ago

  {
    total: where("occurred_at >= ?", start_date).count,
    unresolved: where("occurred_at >= ?", start_date).unresolved.count,
    by_type: where("occurred_at >= ?", start_date)
      .group(:error_type)
      .count
      .sort_by { |_, count| -count }
      .to_h,
    by_day: where("occurred_at >= ?", start_date)
      .group("DATE(occurred_at)")
      .count
  }
end

Instance Method Details

#assign_to!(assignee_name) ⇒ Object

Assignment methods



211
212
213
214
215
216
217
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 211

def assign_to!(assignee_name)
  update!(
    assigned_to: assignee_name,
    assigned_at: Time.current,
    status: "in_progress" # Auto-transition to in_progress when assigned
  )
end

#assigned? ⇒ Boolean

Returns:

  • (Boolean) 


226
227
228
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 226

def assigned?
  assigned_to.present?
end

#backtrace_frames ⇒ Object

Extract backtrace frames for similarity comparison



368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 368

def backtrace_frames
  return [] if backtrace.blank?

  # Handle different backtrace formats
  lines = if backtrace.is_a?(Array)
    backtrace
  elsif backtrace.is_a?(String)
    # Check if it's a serialized array (starts with "[")
    if backtrace.strip.start_with?("[")
      # Try to parse as JSON array
      begin
        JSON.parse(backtrace)
      rescue JSON::ParserError
        # Fall back to newline split
        backtrace.split("\n")
      end
    else
      backtrace.split("\n")
    end
  else
    []
  end

  lines.first(20).map do |line|
    # Extract file path and method name, ignore line numbers
    if line =~ %r{([^/]+\.rb):.*?in `(.+)'$}
      "#{Regexp.last_match(1)}:#{Regexp.last_match(2)}"
    elsif line =~ %r{([^/]+\.rb)}
      Regexp.last_match(1)
    end
  end.compact.uniq
end

#baseline_anomaly(sensitivity: 2) ⇒ Hash

Check if this error is anomalous compared to baseline

Parameters:

  • sensitivity (Integer) (defaults to: 2) —

    Standard deviations threshold (default: 2)

Returns:

  • (Hash) —

    Anomaly check result



463
464
465
466
467
468
469
470
471
472
473
474
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 463

def baseline_anomaly(sensitivity: 2)
  return { anomaly: false, message: "Feature disabled" } unless RailsErrorDashboard.configuration.enable_baseline_alerts
  return { anomaly: false, message: "No baseline available" } unless defined?(Queries::BaselineStats)

  # Get count of this error type today
  today_count = ErrorLog.where(
    error_type: error_type,
    platform: platform
  ).where("occurred_at >= ?", Time.current.beginning_of_day).count

  Queries::BaselineStats.new(error_type, platform).check_anomaly(today_count, sensitivity: sensitivity)
end

#baselines ⇒ Hash

Get baseline statistics for this error type

Returns:

  • (Hash) —

    ErrorBaseline, daily: ErrorBaseline, weekly: ErrorBaseline



453
454
455
456
457
458
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 453

def baselines
  return {} unless RailsErrorDashboard.configuration.enable_baseline_alerts
  return {} unless defined?(Queries::BaselineStats)

  Queries::BaselineStats.new(error_type, platform).all_baselines
end

#calculate_backtrace_signature ⇒ Object

Calculate backtrace signature for fast similarity matching Signature is a hash of the unique file paths in the backtrace



403
404
405
406
407
408
409
410
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 403

def calculate_backtrace_signature
  frames = backtrace_frames
  return nil if frames.empty?

  # Create signature from sorted file paths (order-independent)
  file_paths = frames.map { |frame| frame.split(":").first }.sort
  Digest::SHA256.hexdigest(file_paths.join("|"))[0..15]
end

#calculate_priority ⇒ Object 



272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 272

def calculate_priority
  # Automatic priority calculation based on severity and frequency
  severity_weight = case severity
  when :critical then 3
  when :high then 2
  when :medium then 1
  else 0
  end

  frequency_weight = if occurrence_count >= 100
    3
  elsif occurrence_count >= 10
    2
  elsif occurrence_count >= 5
    1
  else
    0
  end

  # Take the higher of severity or frequency
  [ severity_weight, frequency_weight ].max
end

#calculate_priority_score ⇒ Object 



80
81
82
83
84
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 80

def calculate_priority_score
  return unless respond_to?(:priority_score=)
  self.priority_score = compute_priority_score
  save if persisted?
end

#can_transition_to?(new_status) ⇒ Boolean

Returns:

  • (Boolean) 


307
308
309
310
311
312
313
314
315
316
317
318
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 307

def can_transition_to?(new_status)
  # Define valid status transitions
  valid_transitions = {
    "new" => [ "in_progress", "investigating", "wont_fix" ],
    "in_progress" => [ "investigating", "resolved", "new" ],
    "investigating" => [ "resolved", "in_progress", "wont_fix" ],
    "resolved" => [ "new" ], # Can reopen if error recurs
    "wont_fix" => [ "new" ]  # Can reopen
  }

  valid_transitions[status]&.include?(new_status) || false
end

#co_occurring_errors(window_minutes: 5, min_frequency: 2, limit: 10) ⇒ Array<Hash>

Find errors that occur together in time

Parameters:

  • window_minutes (Integer) (defaults to: 5) —

    Time window in minutes (default: 5)

  • min_frequency (Integer) (defaults to: 2) —

    Minimum co-occurrence count (default: 2)

  • limit (Integer) (defaults to: 10) —

    Maximum results (default: 10)

Returns:

  • (Array<Hash>) —

    Array of ErrorLog, frequency: Integer, avg_delay_seconds: Float



427
428
429
430
431
432
433
434
435
436
437
438
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 427

def co_occurring_errors(window_minutes: 5, min_frequency: 2, limit: 10)
  return [] unless persisted?
  return [] unless RailsErrorDashboard.configuration.enable_co_occurring_errors
  return [] unless defined?(Queries::CoOccurringErrors)

  Queries::CoOccurringErrors.call(
    error_log_id: id,
    window_minutes: window_minutes,
    min_frequency: min_frequency,
    limit: limit
  )
end

#critical? ⇒ Boolean

Check if this is a critical error

Returns:

  • (Boolean) 


102
103
104
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 102

def critical?
  CRITICAL_ERROR_TYPES.include?(error_type)
end

#error_bursts(days: 7) ⇒ Array<Hash>

Detect error bursts (many errors in short time)

Parameters:

  • days (Integer) (defaults to: 7) —

    Number of days to analyze (default: 7)

Returns:

  • (Array<Hash>) —

    Array of burst metadata



493
494
495
496
497
498
499
500
501
502
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 493

def error_bursts(days: 7)
  return [] unless RailsErrorDashboard.configuration.enable_occurrence_patterns
  return [] unless defined?(Services::PatternDetector)

  Services::PatternDetector.detect_bursts(
    error_type: error_type,
    platform: platform,
    days: days
  )
end

#error_cascades(min_probability: 0.5) ⇒ Hash

Find cascade patterns (what causes this error, what this error causes)

Parameters:

  • min_probability (Float) (defaults to: 0.5) —

    Minimum cascade probability (0.0-1.0), default 0.5

Returns:

  • (Hash) —

    Array, children: Array of cascade patterns



443
444
445
446
447
448
449
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 443

def error_cascades(min_probability: 0.5)
  return { parents: [], children: [] } unless persisted?
  return { parents: [], children: [] } unless RailsErrorDashboard.configuration.enable_error_cascades
  return { parents: [], children: [] } unless defined?(Queries::ErrorCascades)

  Queries::ErrorCascades.call(error_id: id, min_probability: min_probability)
end

#generate_error_hash ⇒ Object

Generate unique hash for error grouping Includes controller/action for better context-aware grouping



88
89
90
91
92
93
94
95
96
97
98
99
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 88

def generate_error_hash
  # Hash based on error class, normalized message, first stack frame, controller, and action
  digest_input = [
    error_type,
    message&.gsub(/\d+/, "N")&.gsub(/"[^"]*"/, '""'), # Normalize numbers and strings
    backtrace&.lines&.first&.split(":")&.first, # Just the file, not line number
    controller_name, # Controller context
    action_name      # Action context
  ].compact.join("|")

  Digest::SHA256.hexdigest(digest_input)[0..15]
end

#occurrence_pattern(days: 30) ⇒ Hash

Detect cyclical occurrence patterns (daily/weekly rhythms)

Parameters:

  • days (Integer) (defaults to: 30) —

    Number of days to analyze (default: 30)

Returns:

  • (Hash) —

    Pattern analysis result



479
480
481
482
483
484
485
486
487
488
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 479

def occurrence_pattern(days: 30)
  return {} unless RailsErrorDashboard.configuration.enable_occurrence_patterns
  return {} unless defined?(Services::PatternDetector)

  Services::PatternDetector.analyze_cyclical_pattern(
    error_type: error_type,
    platform: platform,
    days: days
  )
end

#priority_color ⇒ Object 



262
263
264
265
266
267
268
269
270
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 262

def priority_color
  case priority_level
  when 3 then "danger"    # Critical = red
  when 2 then "warning"   # High = orange
  when 1 then "info"      # Medium = blue
  when 0 then "secondary" # Low = gray
  else "light"
  end
end

#priority_label ⇒ Object

Priority methods



252
253
254
255
256
257
258
259
260
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 252

def priority_label
  case priority_level
  when 3 then "Critical"
  when 2 then "High"
  when 1 then "Medium"
  when 0 then "Low"
  else "Unset"
  end
end

#recent? ⇒ Boolean

Check if error is recent (< 1 hour)

Returns:

  • (Boolean) 


107
108
109
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 107

def recent?
  occurred_at >= 1.hour.ago
end

#related_errors(limit: 5) ⇒ Object

Find related errors of the same type



360
361
362
363
364
365
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 360

def related_errors(limit: 5)
  self.class.where(error_type: error_type)
      .where.not(id: id)
      .order(occurred_at: :desc)
      .limit(limit)
end

#resolve!(resolution_data = {}) ⇒ Object

Mark error as resolved (delegates to Command)



204
205
206
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 204

def resolve!(resolution_data = {})
  Commands::ResolveError.call(id, resolution_data)
end

#set_defaults ⇒ Object 



63
64
65
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 63

def set_defaults
  self.platform ||= "API"
end

#set_release_info ⇒ Object 



74
75
76
77
78
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 74

def set_release_info
  return unless respond_to?(:app_version=)
  self.app_version ||= fetch_app_version
  self.git_sha ||= fetch_git_sha
end

#set_tracking_fields ⇒ Object 



67
68
69
70
71
72
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 67

def set_tracking_fields
  self.error_hash ||= generate_error_hash
  self.first_seen_at ||= Time.current
  self.last_seen_at ||= Time.current
  self.occurrence_count ||= 1
end

#severity ⇒ Object

Get severity level Checks custom severity rules first, then falls back to default classification



118
119
120
121
122
123
124
125
126
127
128
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 118

def severity
  # Check custom severity rules first
  custom_severity = RailsErrorDashboard.configuration.custom_severity_rules[error_type]
  return custom_severity.to_sym if custom_severity.present?

  # Fall back to default classification
  return :critical if CRITICAL_ERROR_TYPES.include?(error_type)
  return :high if HIGH_SEVERITY_ERROR_TYPES.include?(error_type)
  return :medium if MEDIUM_SEVERITY_ERROR_TYPES.include?(error_type)
  :low
end

#similar_errors(threshold: 0.6, limit: 10) ⇒ Array<Hash>

Find similar errors using fuzzy matching

Parameters:

  • threshold (Float) (defaults to: 0.6) —

    Minimum similarity score (0.0-1.0), default 0.6

  • limit (Integer) (defaults to: 10) —

    Maximum results, default 10

Returns:

  • (Array<Hash>) —

    Array of ErrorLog, similarity: Float



416
417
418
419
420
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 416

def similar_errors(threshold: 0.6, limit: 10)
  return [] unless persisted?
  return [] unless RailsErrorDashboard.configuration.enable_similar_errors
  Queries::SimilarErrors.call(id, threshold: threshold, limit: limit)
end

#snooze!(hours, reason: nil) ⇒ Object

Snooze methods



231
232
233
234
235
236
237
238
239
240
241
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 231

def snooze!(hours, reason: nil)
  snooze_until = hours.hours.from_now
  # Store snooze reason in comments if provided
  if reason.present?
    comments.create!(
      author_name: assigned_to || "System",
      body: "Snoozed for #{hours} hours: #{reason}"
    )
  end
  update!(snoozed_until: snooze_until)
end

#snoozed? ⇒ Boolean

Returns:

  • (Boolean) 


247
248
249
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 247

def snoozed?
  snoozed_until.present? && snoozed_until >= Time.current
end

#stale? ⇒ Boolean

Check if error is old unresolved (> 7 days)

Returns:

  • (Boolean) 


112
113
114
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 112

def stale?
  !resolved? && occurred_at < 7.days.ago
end

#status_badge_color ⇒ Object

Status transition methods



296
297
298
299
300
301
302
303
304
305
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 296

def status_badge_color
  case status
  when "new" then "primary"
  when "in_progress" then "info"
  when "investigating" then "warning"
  when "resolved" then "success"
  when "wont_fix" then "secondary"
  else "light"
  end
end

#unassign! ⇒ Object 



219
220
221
222
223
224
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 219

def unassign!
  update!(
    assigned_to: nil,
    assigned_at: nil
  )
end

#unsnooze! ⇒ Object 



243
244
245
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 243

def unsnooze!
  update!(snoozed_until: nil)
end

#update_status!(new_status, comment: nil) ⇒ Object 



320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 320

def update_status!(new_status, comment: nil)
  return false unless can_transition_to?(new_status)

  transaction do
    update!(status: new_status)

    # Auto-resolve if status is "resolved"
    update!(resolved: true) if new_status == "resolved"

    # Add comment about status change
    if comment.present?
      comments.create!(
        author_name: assigned_to || "System",
        body: "Status changed to #{new_status}: #{comment}"
      )
    end
  end

  true
end