Add a new Gitlab::UserActivities class to track user activities

This new class uses a Redis Hash instead of a Sorted Set.

Signed-off-by: Rémy Coutable <remy@rymai.me>
This commit is contained in:
Rémy Coutable 2017-03-07 19:34:43 +01:00
parent 91ac0e038a
commit cfe19b795e
13 changed files with 191 additions and 205 deletions

View file

@ -14,7 +14,7 @@ module Users
private
def record_activity
@author.record_activity
Gitlab::UserActivities.record(@author.id)
Rails.logger.debug("Recorded activity: #{@activity} for User ID: #{@author.id} (username: #{@author.username}")
end

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@ -0,0 +1,34 @@
module Gitlab
class UserActivities
include Enumerable
KEY = 'users:activities'.freeze
BATCH_SIZE = 500
def self.record(key, time = Time.now)
Gitlab::Redis.with do |redis|
redis.hset(KEY, key, time.to_i)
end
end
def delete(*keys)
Gitlab::Redis.with do |redis|
redis.hdel(KEY, keys)
end
end
def each
cursor = 0
loop do
cursor, pairs =
Gitlab::Redis.with do |redis|
redis.hscan(KEY, cursor, count: BATCH_SIZE)
end
Hash[pairs].each { |pair| yield pair }
break if cursor == '0'
end
end
end
end

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@ -1,16 +0,0 @@
module Gitlab
module UserActivities
class Activity
attr_reader :username
def initialize(username, time)
@username = username
@time = time
end
def last_activity_at
@last_activity_at ||= Time.at(@time).to_s(:db)
end
end
end
end

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@ -1,67 +0,0 @@
module Gitlab
module UserActivities
class ActivitySet
delegate :total_count,
:total_pages,
:current_page,
:limit_value,
:first_page?,
:prev_page,
:last_page?,
:next_page, to: :pagination_delegate
KEY = 'user/activities'
def self.record(user)
Gitlab::Redis.with do |redis|
redis.zadd(KEY, Time.now.to_i, user.username)
end
end
def initialize(from: nil, page: nil, per_page: nil)
@from = sanitize_date(from)
@to = Time.now.to_i
@page = page
@per_page = per_page
end
def activities
@activities ||= raw_activities.map { |activity| Activity.new(*activity) }
end
private
def sanitize_date(date)
Time.strptime(date, "%Y-%m-%d").to_i
rescue TypeError, ArgumentError
default_from
end
def pagination_delegate
@pagination_delegate ||= Gitlab::PaginationDelegate.new(page: @page,
per_page: @per_page,
count: count)
end
def raw_activities
Gitlab::Redis.with do |redis|
redis.zrangebyscore(KEY, @from, @to, with_scores: true, limit: limit)
end
end
def count
Gitlab::Redis.with do |redis|
redis.zcount(KEY, @from, @to)
end
end
def limit
[pagination_delegate.offset, pagination_delegate.limit_value]
end
def default_from
6.months.ago.to_i
end
end
end
end

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@ -43,7 +43,7 @@ describe SessionsController do
it 'updates the user activity' do
expect do
post(:create, user: { login: user.username, password: user.password })
end.to change { user_score }.from(0)
end.to change { user_activity(user) }
end
end
end

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@ -1,77 +0,0 @@
require 'spec_helper'
describe Gitlab::UserActivities::ActivitySet, :redis, lib: true do
let(:user) { create(:user) }
it 'shows the last user activity' do
Timecop.freeze do
user.record_activity
expect(described_class.new.activities.first).to be_an_instance_of(Gitlab::UserActivities::Activity)
end
end
context 'pagination delegation' do
let(:pagination_delegate) do
Gitlab::PaginationDelegate.new(page: 1,
per_page: 10,
count: 20)
end
let(:delegated_methods) { %i[total_count total_pages current_page limit_value first_page? prev_page last_page? next_page] }
before do
allow(described_class.new).to receive(:pagination_delegate).and_return(pagination_delegate)
end
it 'includes the delegated methods' do
expect(described_class.new.public_methods).to include(*delegated_methods)
end
end
context 'paginated activities' do
before do
Timecop.scale(3600)
7.times do
create(:user).record_activity
end
end
after do
Timecop.return
end
it 'shows the 5 oldest user activities paginated' do
expect(described_class.new(per_page: 5).activities.count).to eq(5)
end
it 'shows the 2 reamining user activities paginated' do
expect(described_class.new(per_page: 5, page: 2).activities.count).to eq(2)
end
it 'shows the oldest first' do
activities = described_class.new.activities
expect(activities.first.last_activity_at).to be < activities.last.last_activity_at
end
end
context 'filter by date' do
before do
create(:user).record_activity
end
it 'shows activities from today' do
today = Date.today.to_s("%Y-%m-%d")
expect(described_class.new(from: today).activities.count).to eq(1)
end
it 'filter activities from tomorrow' do
tomorrow = Date.tomorrow.to_s("%Y-%m-%d")
expect(described_class.new(from: tomorrow).activities.count).to eq(0)
end
end
end

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@ -1,14 +0,0 @@
require 'spec_helper'
describe Gitlab::UserActivities::Activity, :redis, lib: true do
let(:username) { 'user' }
let(:activity) { described_class.new('user', Time.new(2016, 12, 12).to_i) }
it 'has the username' do
expect(activity.username).to eq(username)
end
it 'has the last activity at' do
expect(activity.last_activity_at).to eq('2016-12-12 00:00:00')
end
end

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@ -0,0 +1,127 @@
require 'spec_helper'
describe Gitlab::UserActivities, :redis, lib: true do
let(:now) { Time.now }
describe '.record' do
context 'with no time given' do
it 'uses Time.now and records an activity in Redis' do
Timecop.freeze do
now # eager-load now
described_class.record(42)
end
Gitlab::Redis.with do |redis|
expect(redis.hscan(described_class::KEY, 0)).to eq(['0', [['42', now.to_i.to_s]]])
end
end
end
context 'with a time given' do
it 'uses the given time and records an activity in Redis' do
described_class.record(42, now)
Gitlab::Redis.with do |redis|
expect(redis.hscan(described_class::KEY, 0)).to eq(['0', [['42', now.to_i.to_s]]])
end
end
end
end
describe '.delete' do
context 'with a single key' do
context 'and key exists' do
it 'removes the pair from Redis' do
described_class.record(42, now)
Gitlab::Redis.with do |redis|
expect(redis.hscan(described_class::KEY, 0)).to eq(['0', [['42', now.to_i.to_s]]])
end
subject.delete(42)
Gitlab::Redis.with do |redis|
expect(redis.hscan(described_class::KEY, 0)).to eq(['0', []])
end
end
end
context 'and key does not exist' do
it 'removes the pair from Redis' do
Gitlab::Redis.with do |redis|
expect(redis.hscan(described_class::KEY, 0)).to eq(['0', []])
end
subject.delete(42)
Gitlab::Redis.with do |redis|
expect(redis.hscan(described_class::KEY, 0)).to eq(['0', []])
end
end
end
end
context 'with multiple keys' do
context 'and all keys exist' do
it 'removes the pair from Redis' do
described_class.record(41, now)
described_class.record(42, now)
Gitlab::Redis.with do |redis|
expect(redis.hscan(described_class::KEY, 0)).to eq(['0', [['41', now.to_i.to_s], ['42', now.to_i.to_s]]])
end
subject.delete(41, 42)
Gitlab::Redis.with do |redis|
expect(redis.hscan(described_class::KEY, 0)).to eq(['0', []])
end
end
end
context 'and some keys does not exist' do
it 'removes the existing pair from Redis' do
described_class.record(42, now)
Gitlab::Redis.with do |redis|
expect(redis.hscan(described_class::KEY, 0)).to eq(['0', [['42', now.to_i.to_s]]])
end
subject.delete(41, 42)
Gitlab::Redis.with do |redis|
expect(redis.hscan(described_class::KEY, 0)).to eq(['0', []])
end
end
end
end
end
describe 'Enumerable' do
before do
described_class.record(40, now)
described_class.record(41, now)
described_class.record(42, now)
end
it 'allows to read the activities sequentially' do
expected = { '40' => now.to_i.to_s, '41' => now.to_i.to_s, '42' => now.to_i.to_s }
actual = described_class.new.each_with_object({}) do |(key, time), actual|
actual[key] = time
end
expect(actual).to eq(expected)
end
context 'with many records' do
before do
1_000.times { |i| described_class.record(i, now) }
end
it 'is possible to loop through all the records' do
expect(described_class.new.count).to eq(1_000)
end
end
end
end

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@ -148,8 +148,6 @@ describe API::Internal, api: true do
end
describe "POST /internal/allowed", :redis do
include UserActivitiesHelpers
context "access granted" do
before do
project.team << [user, :developer]
@ -183,7 +181,7 @@ describe API::Internal, api: true do
expect(response).to have_http_status(200)
expect(json_response["status"]).to be_truthy
expect(json_response["repository_path"]).to eq(project.wiki.repository.path_to_repo)
expect(user_score).to be_zero
expect(user).not_to have_an_activity_record
end
end
@ -194,7 +192,7 @@ describe API::Internal, api: true do
expect(response).to have_http_status(200)
expect(json_response["status"]).to be_truthy
expect(json_response["repository_path"]).to eq(project.wiki.repository.path_to_repo)
expect(user_score).not_to be_zero
expect(user).to have_an_activity_record
end
end
@ -205,7 +203,7 @@ describe API::Internal, api: true do
expect(response).to have_http_status(200)
expect(json_response["status"]).to be_truthy
expect(json_response["repository_path"]).to eq(project.repository.path_to_repo)
expect(user_score).not_to be_zero
expect(user).to have_an_activity_record
end
end
@ -216,7 +214,7 @@ describe API::Internal, api: true do
expect(response).to have_http_status(200)
expect(json_response["status"]).to be_truthy
expect(json_response["repository_path"]).to eq(project.repository.path_to_repo)
expect(user_score).to be_zero
expect(user).not_to have_an_activity_record
end
context 'project as /namespace/project' do
@ -252,7 +250,7 @@ describe API::Internal, api: true do
expect(response).to have_http_status(200)
expect(json_response["status"]).to be_falsey
expect(user_score).to be_zero
expect(user).not_to have_an_activity_record
end
end
@ -262,7 +260,7 @@ describe API::Internal, api: true do
expect(response).to have_http_status(200)
expect(json_response["status"]).to be_falsey
expect(user_score).to be_zero
expect(user).not_to have_an_activity_record
end
end
end
@ -280,7 +278,7 @@ describe API::Internal, api: true do
expect(response).to have_http_status(200)
expect(json_response["status"]).to be_falsey
expect(user_score).to be_zero
expect(user).not_to have_an_activity_record
end
end
@ -290,7 +288,7 @@ describe API::Internal, api: true do
expect(response).to have_http_status(200)
expect(json_response["status"]).to be_falsey
expect(user_score).to be_zero
expect(user).not_to have_an_activity_record
end
end
end

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@ -122,7 +122,7 @@ describe EventCreateService, services: true do
end
it 'updates user last activity' do
expect { service.push(project, user, {}) }.to change { user_score }
expect { service.push(project, user, {}) }.to change { user_activity(user) }
end
end

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@ -14,18 +14,18 @@ describe Users::ActivityService, services: true do
end
it 'sets the last activity timestamp for the user' do
expect(last_hour_members).to eq([user.username])
expect(last_hour_user_ids).to eq([user.id])
end
it 'updates the same user' do
service.execute
expect(last_hour_members).to eq([user.username])
expect(last_hour_user_ids).to eq([user.id])
end
it 'updates the timestamp of an existing user' do
Timecop.freeze(Date.tomorrow) do
expect { service.execute }.to change { user_score }.to(Time.now.to_i)
expect { service.execute }.to change { user_activity(user) }.to(Time.now.to_i.to_s)
end
end
@ -34,9 +34,15 @@ describe Users::ActivityService, services: true do
other_user = create(:user)
described_class.new(other_user, 'type').execute
expect(last_hour_members).to match_array([user.username, other_user.username])
expect(last_hour_user_ids).to match_array([user.id, other_user.id])
end
end
end
end
def last_hour_user_ids
Gitlab::UserActivities.new.
select { |k, v| v >= 1.hour.ago.to_i.to_s }.
map { |k, _| k.to_i }
end
end

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@ -0,0 +1,5 @@
RSpec::Matchers.define :have_an_activity_record do |expected|
match do |user|
expect(Gitlab::UserActivities.new.find { |k, _| k == user.id.to_s }).to be_present
end
end

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@ -1,17 +1,7 @@
module UserActivitiesHelpers
def last_hour_members
Gitlab::Redis.with do |redis|
redis.zrangebyscore(user_activities_key, 1.hour.ago.to_i, Time.now.to_i)
end
end
def user_score
Gitlab::Redis.with do |redis|
redis.zscore(user_activities_key, user.username).to_i
end
end
def user_activities_key
'user/activities'
def user_activity(user)
Gitlab::UserActivities.new.
find { |k, _| k == user.id.to_s }&.
second
end
end