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Code Issues Actions 1 Packages Projects Releases Wiki Activity

Check for updates: edge cases when the message on the dashboard doesn't make sense.

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This commit is contained in:
Neil Lalonde 2013-07-03 11:06:07 -04:00
parent 72632670db
commit 3c38062802
11 changed files with 208 additions and 30 deletions
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15
app/assets/javascripts/admin/models/version_check.js
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@ -7,6 +7,21 @@
@module Discourse
**/
Discourse.VersionCheck = Discourse.Model.extend({
noCheckPerformed: function() {
return this.get('updated_at') === null;
}.property('updated_at'),
dataIsOld: function() {
return moment().diff(moment(this.get('updated_at')), 'hours') >= 48;
}.property('updated_at'),
staleData: function() {
return ( this.get('dataIsOld') ||
(this.get('installed_version') !== this.get('latest_version') && this.get('missing_versions_count') === 0) ||
(this.get('installed_version') === this.get('latest_version') && this.get('missing_versions_count') !== 0) );
}.property('dataIsOld', 'missing_versions_count', 'installed_version', 'latest_version'),
upToDate: function() {
return this.get('missing_versions_count') === 0 || this.get('missing_versions_count') === null;
}.property('missing_versions_count'),

59
app/assets/javascripts/admin/templates/dashboard.js.handlebars
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@ -49,29 +49,50 @@
<tbody>
<td class="title">{{i18n admin.dashboard.version}}</td>
<td class="version-number"><a {{bindAttr href="versionCheck.gitLink"}} target="_blank">{{ versionCheck.installed_version }}</a></td>
<td class="version-number">{{ versionCheck.latest_version }}</td>
<td class="face">
{{#if versionCheck.upToDate }}
<span class='icon update-to-date'>☻</span>
{{#if versionCheck.noCheckPerformed}}
<td class="version-number">&nbsp;</td>
<td class="face">
<span class="icon critical-updates-available">☹</span>
</td>
<td class="version-notes">
<span class="normal-note">{{i18n admin.dashboard.no_check_performed}}</span>
</td>
{{else}}
{{#if versionCheck.staleData}}
<td class="version-number">&nbsp;</td>
<td class="face">
<span class="icon critical-updates-available">☹</span>
</td>
<td class="version-notes">
<span class="normal-note">{{i18n admin.dashboard.stale_data}}</span>
</td>
{{else}}
<span {{bindAttr class=":icon versionCheck.critical_updates:critical-updates-available:updates-available"}}>
{{#if versionCheck.behindByOneVersion}}
☺
<td class="version-number">{{ versionCheck.latest_version }}</td>
<td class="face">
{{#if versionCheck.upToDate }}
<span class='icon update-to-date'>☻</span>
{{else}}
☹
<span {{bindAttr class=":icon versionCheck.critical_updates:critical-updates-available:updates-available"}}>
{{#if versionCheck.behindByOneVersion}}
☺
{{else}}
☹
{{/if}}
</span>
{{/if}}
</span>
</td>
<td class="version-notes">
{{#if versionCheck.upToDate }}
{{i18n admin.dashboard.up_to_date}}
{{else}}
<span class="critical-note">{{i18n admin.dashboard.critical_available}}</span>
<span class="normal-note">{{i18n admin.dashboard.updates_available}}</span>
{{i18n admin.dashboard.please_upgrade}}
{{/if}}
</td>
{{/if}}
</td>
<td class="version-notes">
{{#if versionCheck.upToDate }}
{{i18n admin.dashboard.up_to_date}}
{{else}}
<span class="critical-note">{{i18n admin.dashboard.critical_available}}</span>
<span class="normal-note">{{i18n admin.dashboard.updates_available}}</span>
{{i18n admin.dashboard.please_upgrade}}
{{/if}}
</td>
{{/if}}
</tbody>
{{/unless}}
</table>

2
app/models/discourse_version_check.rb
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@ -5,7 +5,7 @@ class DiscourseVersionCheck
include ActiveAttr::MassAssignment
include ActiveModel::Serialization
attr_accessor :latest_version, :critical_updates, :installed_version, :installed_sha, :missing_versions_count
attr_accessor :latest_version, :critical_updates, :installed_version, :installed_sha, :missing_versions_count, :updated_at
def active_model_serializer
DiscourseVersionCheckSerializer

2
app/serializers/discourse_version_check_serializer.rb
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@ -1,5 +1,5 @@
class DiscourseVersionCheckSerializer < ApplicationSerializer
attributes :latest_version, :critical_updates, :installed_version, :installed_sha, :missing_versions_count
attributes :latest_version, :critical_updates, :installed_version, :installed_sha, :missing_versions_count, :updated_at
self.root = false
end

2
config/locales/client.en.yml
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@ -1000,6 +1000,8 @@ en:
critical_available: "A critical update is available."
updates_available: "Updates are available."
please_upgrade: "Please upgrade!"
no_check_performed: "A check for updates have not been performed. Ensure clockwork and sidekiq are running."
stale_data: "A check for updates has not been performed lately. Ensure clockwork and sidekiq are running."
installed_version: "Installed"
latest_version: "Latest"
problems_found: "Some problems have been found with your installation of Discourse:"

45
lib/discourse_updates.rb
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@ -3,14 +3,30 @@ module DiscourseUpdates
class << self
def check_version
DiscourseVersionCheck.new(
latest_version: latest_version || Discourse::VERSION::STRING,
critical_updates: critical_updates_available?,
installed_version: Discourse::VERSION::STRING,
installed_sha: (Discourse.git_version == 'unknown' ? nil : Discourse.git_version),
missing_versions_count: missing_versions_count || nil
# TODO: more info, like links and release messages
)
version_info = if updated_at.nil?
DiscourseVersionCheck.new(
installed_version: Discourse::VERSION::STRING,
installed_sha: (Discourse.git_version == 'unknown' ? nil : Discourse.git_version),
updated_at: nil
)
else
DiscourseVersionCheck.new(
latest_version: latest_version,
critical_updates: critical_updates_available?,
installed_version: Discourse::VERSION::STRING,
installed_sha: (Discourse.git_version == 'unknown' ? nil : Discourse.git_version),
missing_versions_count: missing_versions_count,
updated_at: updated_at
)
end
if version_info.updated_at.nil? or
(version_info.missing_versions_count == 0 and version_info.latest_version != version_info.installed_version)
# Version check data is out of date.
Jobs.enqueue(:version_check, all_sites: true)
end
version_info
end
def latest_version
@ -25,6 +41,15 @@ module DiscourseUpdates
($redis.get(critical_updates_available_key) || false) == 'true'
end
def updated_at
t = $redis.get(updated_at_key)
t ? Time.zone.parse(t) : nil
end
def updated_at=(time_with_zone)
$redis.set updated_at_key, time_with_zone.as_json
end
['latest_version', 'missing_versions_count', 'critical_updates_available'].each do |name|
eval "define_method :#{name}= do |arg|
$redis.set #{name}_key, arg
@ -45,5 +70,9 @@ module DiscourseUpdates
def missing_versions_count_key
'missing_versions_count'
end
def updated_at_key
'last_version_check_at'
end
end
end

3
lib/jobs/version_check.rb
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@ -5,12 +5,13 @@ module Jobs
class VersionCheck < Jobs::Base
def execute(args)
if SiteSetting.version_checks
if SiteSetting.version_checks and (DiscourseUpdates.updated_at.nil? or DiscourseUpdates.updated_at < 1.minute.ago)
begin
json = DiscourseHub.discourse_version_check
DiscourseUpdates.latest_version = json['latestVersion']
DiscourseUpdates.critical_updates_available = json['criticalUpdates']
DiscourseUpdates.missing_versions_count = json['missingVersionsCount']
DiscourseUpdates.updated_at = Time.zone.now
rescue => e
raise e unless Rails.env == 'development' # Fail version check silently in development mode
end

84
spec/components/discourse_updates_spec.rb Normal file
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@ -0,0 +1,84 @@
require 'spec_helper'
require_dependency 'discourse_updates'
describe DiscourseUpdates do
def stub_data(latest, missing, critical, updated_at)
DiscourseUpdates.stubs(:latest_version).returns(latest)
DiscourseUpdates.stubs(:missing_versions_count).returns(missing)
DiscourseUpdates.stubs(:critical_updates_available?).returns(critical)
DiscourseUpdates.stubs(:updated_at).returns(updated_at)
end
before do
Jobs::VersionCheck.any_instance.stubs(:execute).returns(true)
end
subject { DiscourseUpdates.check_version.as_json }
context 'a good version check request happened recently' do
context 'and server is up-to-date' do
before { stub_data(Discourse::VERSION::STRING, 0, false, 12.hours.ago) }
it 'returns all the version fields' do
subject['latest_version'].should == Discourse::VERSION::STRING
subject['missing_versions_count'].should == 0
subject['critical_updates'].should == false
subject['installed_version'].should == Discourse::VERSION::STRING
end
it 'returns the timestamp of the last version check' do
subject['updated_at'].should be_within_one_second_of(12.hours.ago)
end
end
context 'and server is not up-to-date' do
before { stub_data('0.9.0', 2, false, 12.hours.ago) }
it 'returns all the version fields' do
subject['latest_version'].should == '0.9.0'
subject['missing_versions_count'].should == 2
subject['critical_updates'].should == false
subject['installed_version'].should == Discourse::VERSION::STRING
end
it 'returns the timestamp of the last version check' do
subject['updated_at'].should be_within_one_second_of(12.hours.ago)
end
end
end
context 'a version check has never been performed' do
before { stub_data(nil, nil, false, nil) }
it 'returns the installed version' do
subject['installed_version'].should == Discourse::VERSION::STRING
end
it 'indicates that version check has not been performed' do
subject.should have_key('updated_at')
subject['updated_at'].should == nil
end
it 'does not return latest version info' do
subject.should_not have_key('latest_version')
subject.should_not have_key('missing_versions_count')
subject.should_not have_key('critical_updates')
end
it 'queues a version check' do
Jobs.expects(:enqueue).with(:version_check, anything)
subject
end
end
context 'installed version is newer' do
before { stub_data('0.9.3', 0, false, 28.hours.ago) }
it 'queues a version check' do
Jobs.expects(:enqueue).with(:version_check, anything)
subject
end
end
end

1
spec/controllers/admin/dashboard_controller_spec.rb
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@ -6,6 +6,7 @@ describe Admin::DashboardController do
#NOTE: Rails.cache should be blanked between tests, at the moment we can share state with it
# that is seriously bust on quite a few levels
Rails.cache.delete("admin-dashboard-data-#{Discourse::VERSION::STRING}")
Jobs::VersionCheck.any_instance.stubs(:execute).returns(true)
end
it "is a subclass of AdminController" do

1
spec/controllers/admin/versions_controller_spec.rb
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@ -4,6 +4,7 @@ require_dependency 'version'
describe Admin::VersionsController do
before do
DiscourseUpdates.stubs(:updated_at).returns(2.hours.ago)
DiscourseUpdates.stubs(:latest_version).returns('1.2.33')
DiscourseUpdates.stubs(:critical_updates_available?).returns(false)
end

24
test/javascripts/models/version_check_test.js Normal file
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@ -0,0 +1,24 @@
module("Discourse.VersionCheck");
test('dataIsOld', function() {
var dataIsOld = function(args, expected, message) {
equal(Discourse.VersionCheck.create(args).get('dataIsOld'), expected, message);
};
dataIsOld({updated_at: moment().subtract('hours', 2).toJSON()}, false, '2 hours ago');
dataIsOld({updated_at: moment().subtract('hours', 49).toJSON()}, true, '49 hours ago');
});
test('staleData', function() {
var updatedAt = function(hoursAgo) {
return moment().subtract('hours', hoursAgo).toJSON();
};
var staleData = function(args, expected, message) {
equal(Discourse.VersionCheck.create(args).get('staleData'), expected, message);
};
staleData({missing_versions_count: 0, installed_version: '0.9.3', latest_version: '0.9.3', updated_at: updatedAt(2)}, false, 'up to date');
staleData({missing_versions_count: 0, installed_version: '0.9.4', latest_version: '0.9.3', updated_at: updatedAt(2)}, true, 'installed and latest do not match, but missing_versions_count is 0');
staleData({missing_versions_count: 1, installed_version: '0.9.3', latest_version: '0.9.3', updated_at: updatedAt(2)}, true, 'installed and latest match, but missing_versions_count is not 0');
staleData({missing_versions_count: 0, installed_version: '0.9.3', latest_version: '0.9.3', updated_at: updatedAt(50)}, true, 'old version check data');
});