1
2
3
4
5
6
7
8
9
10
11
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
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
|
# frozen_string_literal: true
require "fog/google"
module QA
module Tools
class KnapsackReport
extend SingleForwardable
PROJECT = "gitlab-qa-resources"
BUCKET = "knapsack-reports"
FALLBACK_REPORT = "knapsack/master_report.json"
def_delegators :new, :configure!, :move_regenerated_report, :download_report, :upload_report
# Configure knapsack report
#
# * Setup variables
# * Fetch latest report
#
# @return [void]
def configure!
ENV["KNAPSACK_TEST_FILE_PATTERN"] ||= "qa/specs/features/**/*_spec.rb"
ENV["KNAPSACK_REPORT_PATH"] = report_path
Knapsack.logger = QA::Runtime::Logger.logger
download_report
end
# Download knapsack report from gcs bucket
#
# @return [void]
def download_report
logger.debug("Downloading latest knapsack report for '#{report_name}' to '#{report_path}'")
file = client.get_object(BUCKET, report_file)
File.write(report_path, file[:body])
rescue StandardError => e
ENV["KNAPSACK_REPORT_PATH"] = FALLBACK_REPORT
logger.warn("Failed to fetch latest knapsack report: #{e}")
logger.warn("Falling back to '#{FALLBACK_REPORT}'")
end
# Rename and move new regenerated report to a separate folder used to indicate report name
#
# @return [void]
def move_regenerated_report
return unless ENV["KNAPSACK_GENERATE_REPORT"] == "true"
tmp_path = "tmp/knapsack/#{report_name}"
FileUtils.mkdir_p(tmp_path)
# Use path from knapsack config in case of fallback to master_report.json
knapsack_report_path = Knapsack.report.report_path
logger.debug("Moving regenerated #{knapsack_report_path} to save as artifact")
FileUtils.cp(knapsack_report_path, "#{tmp_path}/#{ENV['CI_NODE_INDEX']}.json")
end
# Merge and upload knapsack report to gcs bucket
#
# Fetches all files defined in glob and uses parent folder as report name
#
# @param [String] glob
# @return [void]
def upload_report(glob)
reports = Pathname.glob(glob).each_with_object(Hash.new { |hsh, key| hsh[key] = [] }) do |report, hash|
next unless report.extname == ".json"
hash[report.parent.basename.to_s].push(report)
end
return logger.error("Glob '#{glob}' did not contain any valid report files!") if reports.empty?
reports.each do |name, jsons|
file = "#{name}.json"
report = jsons
.map { |json| JSON.parse(File.read(json)) }
.reduce({}, :merge)
.sort_by { |k, v| v } # sort report by execution time
.to_h
next logger.warn("Knapsack generated empty report for '#{name}', skipping upload!") if report.empty?
logger.info("Uploading latest knapsack report '#{file}'")
client.put_object(BUCKET, file, JSON.pretty_generate(report))
rescue StandardError => e
logger.error("Failed to upload knapsack report for '#{name}'. Error: #{e}")
end
end
private
# Logger instance
#
# @return [Logger]
def logger
@logger ||= Logger.new($stdout)
end
# GCS client
#
# @return [Fog::Storage::GoogleJSON]
def client
@client ||= Fog::Storage::Google.new(google_project: PROJECT, **gcs_credentials)
end
# Base path of knapsack report
#
# @return [String]
def report_base_path
@report_base_path ||= "knapsack"
end
# Knapsack report path
#
# @return [String]
def report_path
@report_path ||= "#{report_base_path}/#{report_file}"
end
# Knapsack report name
#
# @return [String]
def report_file
@report_file ||= "#{report_name}.json"
end
# Report name
#
# Infer report name from ci job name
# Remove characters incompatible with gcs bucket naming from job names like ee:instance-parallel
#
# @return [String]
def report_name
@report_name ||= ENV["CI_JOB_NAME"].split(" ").first.tr(":", "-")
end
# GCS credentials json
#
# @return [Hash]
def gcs_credentials
json_key = ENV["QA_KNAPSACK_REPORT_GCS_CREDENTIALS"] || raise(
"QA_KNAPSACK_REPORT_GCS_CREDENTIALS env variable is required!"
)
return { google_json_key_location: json_key } if File.exist?(json_key)
{ google_json_key_string: json_key }
end
end
end
end
|