distraction.party/benchmarks/load_testing/generator.ex

409 lines
11 KiB
Elixir

defmodule Pleroma.LoadTesting.Generator do
use Pleroma.LoadTesting.Helper
alias Pleroma.Web.CommonAPI
def generate_like_activities(user, posts) do
count_likes = Kernel.trunc(length(posts) / 4)
IO.puts("Starting generating #{count_likes} like activities...")
{time, _} =
:timer.tc(fn ->
Task.async_stream(
Enum.take_random(posts, count_likes),
fn post -> {:ok, _, _} = CommonAPI.favorite(post.id, user) end,
max_concurrency: 10,
timeout: 30_000
)
|> Stream.run()
end)
IO.puts("Inserting like activities take #{to_sec(time)} sec.\n")
end
def generate_users(opts) do
IO.puts("Starting generating #{opts[:users_max]} users...")
{time, _} = :timer.tc(fn -> do_generate_users(opts) end)
IO.puts("Inserting users take #{to_sec(time)} sec.\n")
end
defp do_generate_users(opts) do
max = Keyword.get(opts, :users_max)
Task.async_stream(
1..max,
&generate_user_data(&1),
max_concurrency: 10,
timeout: 30_000
)
|> Enum.to_list()
end
defp generate_user_data(i) do
remote = Enum.random([true, false])
user = %User{
name: "Test テスト User #{i}",
email: "user#{i}@example.com",
nickname: "nick#{i}",
password_hash:
"$pbkdf2-sha512$160000$bU.OSFI7H/yqWb5DPEqyjw$uKp/2rmXw12QqnRRTqTtuk2DTwZfF8VR4MYW2xMeIlqPR/UX1nT1CEKVUx2CowFMZ5JON8aDvURrZpJjSgqXrg",
bio: "Tester Number #{i}",
local: remote
}
user_urls =
if remote do
base_url =
Enum.random(["https://domain1.com", "https://domain2.com", "https://domain3.com"])
ap_id = "#{base_url}/users/#{user.nickname}"
%{
ap_id: ap_id,
follower_address: ap_id <> "/followers",
following_address: ap_id <> "/following"
}
else
%{
ap_id: User.ap_id(user),
follower_address: User.ap_followers(user),
following_address: User.ap_following(user)
}
end
user = Map.merge(user, user_urls)
Repo.insert!(user)
end
def generate_activities(user, users) do
do_generate_activities(user, users)
end
defp do_generate_activities(user, users) do
IO.puts("Starting generating 20000 common activities...")
{time, _} =
:timer.tc(fn ->
Task.async_stream(
1..20_000,
fn _ ->
do_generate_activity([user | users])
end,
max_concurrency: 10,
timeout: 30_000
)
|> Stream.run()
end)
IO.puts("Inserting common activities take #{to_sec(time)} sec.\n")
IO.puts("Starting generating 20000 activities with mentions...")
{time, _} =
:timer.tc(fn ->
Task.async_stream(
1..20_000,
fn _ ->
do_generate_activity_with_mention(user, users)
end,
max_concurrency: 10,
timeout: 30_000
)
|> Stream.run()
end)
IO.puts("Inserting activities with menthions take #{to_sec(time)} sec.\n")
IO.puts("Starting generating 10000 activities with threads...")
{time, _} =
:timer.tc(fn ->
Task.async_stream(
1..10_000,
fn _ ->
do_generate_threads([user | users])
end,
max_concurrency: 10,
timeout: 30_000
)
|> Stream.run()
end)
IO.puts("Inserting activities with threads take #{to_sec(time)} sec.\n")
end
defp do_generate_activity(users) do
post = %{
"status" => "Some status without mention with random user"
}
CommonAPI.post(Enum.random(users), post)
end
def generate_power_intervals(opts \\ []) do
count = Keyword.get(opts, :count, 20)
power = Keyword.get(opts, :power, 2)
IO.puts("Generating #{count} intervals for a power #{power} series...")
counts = Enum.map(1..count, fn n -> :math.pow(n, power) end)
sum = Enum.sum(counts)
densities =
Enum.map(counts, fn c ->
c / sum
end)
densities
|> Enum.reduce(0, fn density, acc ->
if acc == 0 do
[{0, density}]
else
[{_, lower} | _] = acc
[{lower, lower + density} | acc]
end
end)
|> Enum.reverse()
end
def generate_tagged_activities(opts \\ []) do
tag_count = Keyword.get(opts, :tag_count, 20)
users = Keyword.get(opts, :users, Repo.all(User))
activity_count = Keyword.get(opts, :count, 200_000)
intervals = generate_power_intervals(count: tag_count)
IO.puts(
"Generating #{activity_count} activities using #{tag_count} different tags of format `tag_n`, starting at tag_0"
)
Enum.each(1..activity_count, fn _ ->
random = :rand.uniform()
i = Enum.find_index(intervals, fn {lower, upper} -> lower <= random && upper > random end)
CommonAPI.post(Enum.random(users), %{"status" => "a post with the tag #tag_#{i}"})
end)
end
defp do_generate_activity_with_mention(user, users) do
mentions_cnt = Enum.random([2, 3, 4, 5])
with_user = Enum.random([true, false])
users = Enum.shuffle(users)
mentions_users = Enum.take(users, mentions_cnt)
mentions_users = if with_user, do: [user | mentions_users], else: mentions_users
mentions_str =
Enum.map(mentions_users, fn user -> "@" <> user.nickname end) |> Enum.join(", ")
post = %{
"status" => mentions_str <> "some status with mentions random users"
}
CommonAPI.post(Enum.random(users), post)
end
defp do_generate_threads(users) do
thread_length = Enum.random([2, 3, 4, 5])
actor = Enum.random(users)
post = %{
"status" => "Start of the thread"
}
{:ok, activity} = CommonAPI.post(actor, post)
Enum.each(1..thread_length, fn _ ->
user = Enum.random(users)
post = %{
"status" => "@#{actor.nickname} reply to thread",
"in_reply_to_status_id" => activity.id
}
CommonAPI.post(user, post)
end)
end
def generate_remote_activities(user, users) do
do_generate_remote_activities(user, users)
end
defp do_generate_remote_activities(user, users) do
IO.puts("Starting generating 10000 remote activities...")
{time, _} =
:timer.tc(fn ->
Task.async_stream(
1..10_000,
fn i ->
do_generate_remote_activity(i, user, users)
end,
max_concurrency: 10,
timeout: 30_000
)
|> Stream.run()
end)
IO.puts("Inserting remote activities take #{to_sec(time)} sec.\n")
end
defp do_generate_remote_activity(i, user, users) do
actor = Enum.random(users)
%{host: host} = URI.parse(actor.ap_id)
date = Date.utc_today()
datetime = DateTime.utc_now()
map = %{
"actor" => actor.ap_id,
"cc" => [actor.follower_address, user.ap_id],
"context" => "tag:mastodon.example.org,#{date}:objectId=#{i}:objectType=Conversation",
"id" => actor.ap_id <> "/statuses/#{i}/activity",
"object" => %{
"actor" => actor.ap_id,
"atomUri" => actor.ap_id <> "/statuses/#{i}",
"attachment" => [],
"attributedTo" => actor.ap_id,
"bcc" => [],
"bto" => [],
"cc" => [actor.follower_address, user.ap_id],
"content" =>
"<p><span class=\"h-card\"><a href=\"" <>
user.ap_id <>
"\" class=\"u-url mention\">@<span>" <> user.nickname <> "</span></a></span></p>",
"context" => "tag:mastodon.example.org,#{date}:objectId=#{i}:objectType=Conversation",
"conversation" =>
"tag:mastodon.example.org,#{date}:objectId=#{i}:objectType=Conversation",
"emoji" => %{},
"id" => actor.ap_id <> "/statuses/#{i}",
"inReplyTo" => nil,
"inReplyToAtomUri" => nil,
"published" => datetime,
"sensitive" => true,
"summary" => "cw",
"tag" => [
%{
"href" => user.ap_id,
"name" => "@#{user.nickname}@#{host}",
"type" => "Mention"
}
],
"to" => ["https://www.w3.org/ns/activitystreams#Public"],
"type" => "Note",
"url" => "http://#{host}/@#{actor.nickname}/#{i}"
},
"published" => datetime,
"to" => ["https://www.w3.org/ns/activitystreams#Public"],
"type" => "Create"
}
Pleroma.Web.ActivityPub.ActivityPub.insert(map, false)
end
def generate_dms(user, users, opts) do
IO.puts("Starting generating #{opts[:dms_max]} DMs")
{time, _} = :timer.tc(fn -> do_generate_dms(user, users, opts) end)
IO.puts("Inserting dms take #{to_sec(time)} sec.\n")
end
defp do_generate_dms(user, users, opts) do
Task.async_stream(
1..opts[:dms_max],
fn _ ->
do_generate_dm(user, users)
end,
max_concurrency: 10,
timeout: 30_000
)
|> Stream.run()
end
defp do_generate_dm(user, users) do
post = %{
"status" => "@#{user.nickname} some direct message",
"visibility" => "direct"
}
CommonAPI.post(Enum.random(users), post)
end
def generate_long_thread(user, users, opts) do
IO.puts("Starting generating long thread with #{opts[:thread_length]} replies")
{time, activity} = :timer.tc(fn -> do_generate_long_thread(user, users, opts) end)
IO.puts("Inserting long thread replies take #{to_sec(time)} sec.\n")
{:ok, activity}
end
defp do_generate_long_thread(user, users, opts) do
{:ok, %{id: id} = activity} = CommonAPI.post(user, %{"status" => "Start of long thread"})
Task.async_stream(
1..opts[:thread_length],
fn _ -> do_generate_thread(users, id) end,
max_concurrency: 10,
timeout: 30_000
)
|> Stream.run()
activity
end
defp do_generate_thread(users, activity_id) do
CommonAPI.post(Enum.random(users), %{
"status" => "reply to main post",
"in_reply_to_status_id" => activity_id
})
end
def generate_non_visible_message(user, users) do
IO.puts("Starting generating 1000 non visible posts")
{time, _} =
:timer.tc(fn ->
do_generate_non_visible_posts(user, users)
end)
IO.puts("Inserting non visible posts take #{to_sec(time)} sec.\n")
end
defp do_generate_non_visible_posts(user, users) do
[not_friend | users] = users
make_friends(user, users)
Task.async_stream(1..1000, fn _ -> do_generate_non_visible_post(not_friend, users) end,
max_concurrency: 10,
timeout: 30_000
)
|> Stream.run()
end
defp make_friends(_user, []), do: nil
defp make_friends(user, [friend | users]) do
{:ok, _} = User.follow(user, friend)
{:ok, _} = User.follow(friend, user)
make_friends(user, users)
end
defp do_generate_non_visible_post(not_friend, users) do
post = %{
"status" => "some non visible post",
"visibility" => "private"
}
{:ok, activity} = CommonAPI.post(not_friend, post)
thread_length = Enum.random([2, 3, 4, 5])
Enum.each(1..thread_length, fn _ ->
user = Enum.random(users)
post = %{
"status" => "@#{not_friend.nickname} reply to non visible post",
"in_reply_to_status_id" => activity.id,
"visibility" => "private"
}
CommonAPI.post(user, post)
end)
end
end