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



511
512
513
514
515
516
517
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 511

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



173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 173

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)



203
204
205
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 203

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

.statistics(days = 7) ⇒ Object

Get error statistics



346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 346

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



215
216
217
218
219
220
221
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 215

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) 


230
231
232
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 230

def assigned?
  assigned_to.present?
end

#backtrace_frames ⇒ Object

Extract backtrace frames for similarity comparison



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
400
401
402
403
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 372

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



467
468
469
470
471
472
473
474
475
476
477
478
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 467

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



457
458
459
460
461
462
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 457

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



407
408
409
410
411
412
413
414
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 407

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 



276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 276

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 



84
85
86
87
88
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 84

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) 


311
312
313
314
315
316
317
318
319
320
321
322
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 311

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



431
432
433
434
435
436
437
438
439
440
441
442
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 431

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) 


106
107
108
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 106

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



497
498
499
500
501
502
503
504
505
506
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 497

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



447
448
449
450
451
452
453
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 447

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



92
93
94
95
96
97
98
99
100
101
102
103
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 92

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



483
484
485
486
487
488
489
490
491
492
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 483

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 



266
267
268
269
270
271
272
273
274
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 266

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



256
257
258
259
260
261
262
263
264
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 256

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) 


111
112
113
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 111

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

#related_errors(limit: 5) ⇒ Object

Find related errors of the same type



364
365
366
367
368
369
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 364

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)



208
209
210
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 208

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

#set_defaults ⇒ Object 



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

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

#set_release_info ⇒ Object 



78
79
80
81
82
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 78

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 



71
72
73
74
75
76
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 71

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



122
123
124
125
126
127
128
129
130
131
132
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 122

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



420
421
422
423
424
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 420

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



235
236
237
238
239
240
241
242
243
244
245
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 235

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) 


251
252
253
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 251

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

#stale? ⇒ Boolean

Check if error is old unresolved (> 7 days)

Returns:

  • (Boolean) 


116
117
118
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 116

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

#status_badge_color ⇒ Object

Status transition methods



300
301
302
303
304
305
306
307
308
309
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 300

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 



223
224
225
226
227
228
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 223

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

#unsnooze! ⇒ Object 



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

def unsnooze!
  update!(snoozed_until: nil)
end

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



324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
 
# File 'app/models/rails_error_dashboard/error_log.rb', line 324

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