dividedmind

Simple execution trace diff

At AppLand we're currently working on ways in which we can visualize how changes to the code affect program design and execution. But it turns out you don't need any fancy visuals to be able to tell something useful.

(BTW, see the whole code gallery!)

If you're not familiar with AppLand, at the very basic level, it allows you to record program execution traces. These traces can then be processed to surface interdependencies between code artifacts (such as classes, objects

dividedmind

$ RESTCLIENT_LOG=stderr conjur authn login
Enter your username to log into Conjur: admin
Please enter your password (it will not be echoed): 
RestClient.get "https://cuke-master/authn/cucumber/login", "Accept"=>"*/*", "Accept-Encoding"=>"gzip, deflate", "User-Agent"=>"rest-client/2.0.2 (linux-gnu x86_64) ruby/2.4.1p111"
# => 200 OK | text/html 55 bytes
Logged in
$ RESTCLIENT_LOG=stderr conjur variable values add vaultName/lob8/safe_0/obj_832/password secret123
RestClient.post "https://cuke-master/authn/cucumber/admin/authenticate", "3j1aqpew0f2m02njp46c1pg0rft1j23r8a2zx878p3q5nb251njvkqh", "Accept"=>"*/*", "Accept-Encoding"=>"gzip, deflate", "Content-Length"=>"55", "Content-Type"=>"text/plain", "User-Agent"=>"rest-client/2.0.2 (linux-gnu x86_64) ruby/2.4.1p111"
# => 200 OK | application/json 568 bytes
RestClient.post "https://cuke-master/secrets/cucumber/variable/vaultName%2Flob8%2Fsafe_0%2Fobj_832%2Fpassword", "secret123", "Accept"=>"*/*", "Accept-Encoding"=>"gzip, deflate", "Authorization"=>"Token token=\"e

dividedmind

#!/usr/bin/python
# -*- coding: utf-8 -*-

# Quick and dirty Chrome kwallet password extractor

from PyKDE4.kdeui import KWallet
from PyQt4.QtGui import QApplication
from sys import argv

app = QApplication([])

dividedmind

195 <13>1 2013-12-28T03:15:18.713037+00:00 app web.1 - - [authz-ci-conjur] [836de4aadf34a61d9f8f1c550227d0a7] Processing by RolesController#list_members as XML
227 <13>1 2013-12-28T03:15:18.715912+00:00 app web.1 - - [authz-ci-conjur] [836de4aadf34a61d9f8f1c550227d0a7]   Parameters: {"members"=>nil, "account"=>"ci", "role"=>"layer/205cm0/ldap-test"}
202 <13>1 2013-12-28T03:15:18.720253+00:00 app web.1 - - [authz-ci-conjur] [836de4aadf34a61d9f8f1c550227d0a7]   Sequel::Postgres::Database (3.9ms)  BEGIN
296 <13>1 2013-12-28T03:15:18.725630+00:00 app web.1 - - [authz-ci-conjur] [836de4aadf34a61d9f8f1c550227d0a7]   Sequel::Postgres::Database (3.7ms)  SELECT * FROM "roles" WHERE ("id" = ROW('ci', 'layer:205cm0/ldap-test')::"role_id") LIMIT 1
279 <13>1 2013-12-28T03:15:18.738816+00:00 app web.1 - - [authz-ci-conjur] [836de4aadf34a61d9f8f1c550227d0a7]   Sequel::Postgres::Database (12.0ms)  SELECT * FROM "roles" WHERE ("id" = ROW('ci', 'user:kgilpin')::"role_id") LIMIT 1

dividedmind

sigi = sigma.instances[1];

var prefix = /.{7}/;

sigi.iterNodes(function (node) {
  node.label = node.attr.kind + ": " + node.attr.name.replace(prefix, '');
});

WebFontConfig = {
  google: { families: [ 'Lato::latin' ] }

dividedmind

#!/usr/bin/env ruby

# solution of http://uva.onlinejudge.org/external/13/1339.pdf

ARGF.map {|x| x.strip.chars.group_by(&:to_s).values.map(&:length).sort }.
  each_slice(2) {|a, b| puts a == b ? 'YES' : 'NO' }

dividedmind

#!/usr/bin/env ruby

# I opted for a more conventional mapping, as in
# https://en.wikipedia.org/wiki/File:Telephone-keypad2.svg
MAP = {
  '2' => 'abc',
  '3' => 'def',
  '4' => 'ghi',
  '5' => 'jkl',
  '6' => 'mno',

dividedmind

source 'https://rubygems.org'

gem 'rails-api', '>= 0'
gem 'slosilo', '>= 0'
gem 'slosilo', '>= 0'
gem 'rails-api', '>= 0'
gem 'pg_random_id', '>= 0'
gem 'sequel-attribute_callbacks', '>= 0'
gem 'json_spec', '>= 0'
gem 'talentbox-sequel-rails', '>= 0'

dividedmind

Mar  5 16:07:57 daktylon modem-manager[1003]: <debug> [mm-at-serial-port.c:334] debug_log(): (ttyACM1): --> 'AT+CSQ<CR>'
Mar  5 16:07:57 daktylon modem-manager[1003]: <debug> [mm-at-serial-port.c:334] debug_log(): (ttyACM1): <-- '<CR><LF>+CSQ: 4,0<CR><LF><CR><LF>OK<CR><LF>'
Mar  5 16:07:57 daktylon modem-manager[1003]: <debug> [mm-at-serial-port.c:334] debug_log(): (ttyACM1): --> 'AT%NWSTATE=1<CR>'
Mar  5 16:07:57 daktylon modem-manager[1003]: <debug> [mm-at-serial-port.c:334] debug_log(): (ttyACM1): <-- '<CR><LF>%NWSTATE: 2,26002,3G,HSDPA-HSUPA-HSPA+,0<CR><LF><CR><LF>OK<CR><LF
>'
Mar  5 16:07:57 daktylon modem-manager[1003]: <debug> [mm-at-serial-port.c:334] debug_log(): (ttyACM1): <-- '<CR><LF>%NWSTATE: 2,26002,3G,HSDPA-HSUPA-HSPA+,0<CR><LF>'
Mar  5 16:07:58 daktylon modem-manager[1003]: <debug> [mm-at-serial-port.c:334] debug_log(): (ttyACM1): <-- '<CR><LF>%NWSTATE: 1,26002,3G,HSDPA-HSUPA-HSPA+,0<CR><LF>'
Mar  5 16:08:03 daktylon modem-manager[1003]: <debug> [mm-at-serial-port.c:334] debug_log(): (ttyACM1)

dividedmind

describe "Foo" do
  before do
    allow_any_instance # ... user thing
    allow_any_instance_of(Event).to receive(:resource_visible) { resource_visible }
  end
  
  let(:perform!) { get "etc" }
  
  context "with an event invisible to both" do
    let(:resource_visible) { true }