Module: WavefrontCli::ExceptionMixins

Included in:
WavefrontCliController
Defined in:
lib/wavefront-cli/exception_handler.rb

Overview

Handle fatal errors.

Instance Method Summary collapse

Instance Method Details

#exception_handler(exception) ⇒ Object

rubocop:disable Metrics/MethodLength rubocop:disable Metrics/AbcSize rubocop:disable Metrics/CyclomaticComplexity rubocop:disable Metrics/PerceivedComplexity



12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
 
# File 'lib/wavefront-cli/exception_handler.rb', line 12

def exception_handler(exception)
  case exception
  when WavefrontCli::Exception::UnhandledCommand
    abort 'Fatal error. Unsupported command. Please open a Github issue.'
  when WavefrontCli::Exception::InvalidInput
    abort "Invalid input. #{exception.message}"
  when Interrupt
    abort "\nOperation aborted at user request."
  when WavefrontCli::Exception::ConfigFileNotFound
    abort "Configuration file #{exception}' not found."
  when WavefrontCli::Exception::CredentialError,
       Wavefront::Exception::CredentialError
    handle_missing_credentials(exception)
  when WavefrontCli::Exception::MandatoryValue
    abort 'A value must be supplied.'
  when Wavefront::Exception::NetworkTimeout
    abort 'Connection timed out.'
  when Wavefront::Exception::InvalidPermission
    abort "'#{exception}' is not a valid Wavefront permission."
  when Wavefront::Exception::InvalidTimestamp
    abort "'#{exception}' is not a parseable time."
  when Wavefront::Exception::InvalidUserGroupId
    abort "'#{exception}' is not a valid user group ID."
  when Wavefront::Exception::InvalidAccountId
    abort "'#{exception}' is not a valid system or user account ID."
  when Wavefront::Exception::InvalidAwsExternalId
    abort "'#{exception}' is not a valid AWS external ID."
  when Wavefront::Exception::InvalidRoleId
    abort "'#{exception}' is not a valid role ID."
  when Wavefront::Exception::InvalidApiTokenId
    abort "'#{exception}' is not a valid API token ID."
  when Wavefront::Exception::InvalidIngestionPolicyId
    abort "'#{exception}' is not a valid ingestion policy ID."
  when Wavefront::Exception::InvalidVersion
    abort "'#{exception}' is not a valid version."
  when WavefrontCli::Exception::InvalidValue
    abort "Invalid value for #{exception}."
  when WavefrontCli::Exception::ProfileExists
    abort "Profile '#{exception}' already exists."
  when WavefrontCli::Exception::ProfileNotFound
    abort "Profile '#{exception}' not found."
  when WavefrontCli::Exception::FileNotFound
    abort 'File not found.'
  when WavefrontCli::Exception::InsufficientData
    abort "Insufficient data. #{exception.message}"
  when WavefrontCli::Exception::InvalidQuery
    abort "Invalid query. API message: '#{exception.message}'."
  when WavefrontCli::Exception::SystemError
    abort "Host system error. #{exception.message}"
  when WavefrontCli::Exception::UnparseableInput
    abort "Cannot parse input. #{exception.message}"
  when WavefrontCli::Exception::UnparseableSearchPattern
    abort 'Searches require a key, a value, and a match operator.'
  when WavefrontCli::Exception::UnsupportedFileFormat
    abort 'Unsupported file format.'
  when WavefrontCli::Exception::UnsupportedOperation
    abort "Unsupported operation.\n#{exception.message}"
  when WavefrontCli::Exception::UnsupportedOutput
    abort exception.message
  when WavefrontCli::Exception::UnsupportedNoop
    abort 'Multiple API call operations cannot be performed as no-ops.'
  when WavefrontCli::Exception::UserGroupNotFound
    abort "Cannot find user group '#{exception.message}'."
  when Wavefront::Exception::UnsupportedWriter
    abort "Unsupported writer '#{exception.message}'."
  when WavefrontCli::Exception::UserError
    abort "User error: #{exception.message}."
  when WavefrontCli::Exception::ImpossibleSearch
    abort 'Search on non-existent key. Please use a top-level field.'
  when Wavefront::Exception::InvalidSamplingValue
    abort 'Sampling rates must be between 0 and 0.05.'
  else
    warn "general error: #{exception}"
    backtrace_message(exception)
    abort
  end
end