HTTP: Implement max request limits

This commit is contained in:
rinpatch 2020-05-17 22:16:02 +03:00
parent 94c8f3cfaf
commit 4128e3a84a
6 changed files with 49 additions and 11 deletions

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@ -648,7 +648,8 @@
config :pleroma, :connections_pool,
reclaim_multiplier: 0.1,
checkin_timeout: 250,
connection_acquisition_wait: 250,
connection_acquisition_retries: 5,
max_connections: 250,
max_idle_time: 30_000,
retry: 1,
@ -658,23 +659,19 @@
config :pleroma, :pools,
federation: [
size: 50,
max_overflow: 10,
timeout: 150_000
max_waiting: 10
],
media: [
size: 50,
max_overflow: 10,
timeout: 150_000
max_waiting: 10
],
upload: [
size: 25,
max_overflow: 5,
timeout: 300_000
max_waiting: 5
],
default: [
size: 10,
max_overflow: 2,
timeout: 10_000
max_waiting: 2
]
config :pleroma, :hackney_pools,

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@ -244,7 +244,8 @@ defp http_children(Tesla.Adapter.Hackney, _) do
end
defp http_children(Tesla.Adapter.Gun, _) do
Pleroma.Gun.ConnectionPool.children()
Pleroma.Gun.ConnectionPool.children() ++
[{Task, &Pleroma.HTTP.AdapterHelper.Gun.limiter_setup/0}]
end
defp http_children(_, _), do: []

View File

@ -49,4 +49,25 @@ def get_conn(uri, opts) do
err -> err
end
end
@prefix Pleroma.Gun.ConnectionPool
def limiter_setup do
wait = Pleroma.Config.get([:connections_pool, :connection_acquisition_wait])
retries = Pleroma.Config.get([:connections_pool, :connection_acquisition_retries])
:pools
|> Pleroma.Config.get([])
|> Enum.each(fn {name, opts} ->
max_running = Keyword.get(opts, :size, 50)
max_waiting = Keyword.get(opts, :max_waiting, 10)
:ok =
ConcurrentLimiter.new(:"#{@prefix}.#{name}", max_running, max_waiting,
wait: wait,
max_retries: retries
)
end)
:ok
end
end

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@ -71,7 +71,13 @@ def request(method, url, body, headers, options) when is_binary(url) do
adapter = Application.get_env(:tesla, :adapter)
client = Tesla.client([Pleroma.HTTP.Middleware.FollowRedirects], adapter)
request(client, request)
maybe_limit(
fn ->
request(client, request)
end,
adapter,
adapter_opts
)
# Connection release is handled in a custom FollowRedirects middleware
err ->
@ -92,4 +98,13 @@ defp build_request(method, headers, options, url, body, params) do
|> Builder.add_param(:query, :query, params)
|> Builder.convert_to_keyword()
end
@prefix Pleroma.Gun.ConnectionPool
defp maybe_limit(fun, Tesla.Adapter.Gun, opts) do
ConcurrentLimiter.limit(:"#{@prefix}.#{opts[:pool] || :default}", fun)
end
defp maybe_limit(fun, _, _) do
fun.()
end
end

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@ -191,6 +191,9 @@ defp deps do
{:plug_static_index_html, "~> 1.0.0"},
{:excoveralls, "~> 0.12.1", only: :test},
{:flake_id, "~> 0.1.0"},
{:concurrent_limiter,
git: "https://git.pleroma.social/pleroma/elixir-libraries/concurrent_limiter",
ref: "8eee96c6ba39b9286ec44c51c52d9f2758951365"},
{:remote_ip,
git: "https://git.pleroma.social/pleroma/remote_ip.git",
ref: "b647d0deecaa3acb140854fe4bda5b7e1dc6d1c8"},

View File

@ -15,6 +15,7 @@
"certifi": {:hex, :certifi, "2.5.2", "b7cfeae9d2ed395695dd8201c57a2d019c0c43ecaf8b8bcb9320b40d6662f340", [:rebar3], [{:parse_trans, "~>3.3", [hex: :parse_trans, repo: "hexpm", optional: false]}], "hexpm", "3b3b5f36493004ac3455966991eaf6e768ce9884693d9968055aeeeb1e575040"},
"combine": {:hex, :combine, "0.10.0", "eff8224eeb56498a2af13011d142c5e7997a80c8f5b97c499f84c841032e429f", [:mix], [], "hexpm", "1b1dbc1790073076580d0d1d64e42eae2366583e7aecd455d1215b0d16f2451b"},
"comeonin": {:hex, :comeonin, "5.3.1", "7fe612b739c78c9c1a75186ef2d322ce4d25032d119823269d0aa1e2f1e20025", [:mix], [], "hexpm", "d6222483060c17f0977fad1b7401ef0c5863c985a64352755f366aee3799c245"},
"concurrent_limiter": {:git, "https://git.pleroma.social/pleroma/elixir-libraries/concurrent_limiter", "8eee96c6ba39b9286ec44c51c52d9f2758951365", [ref: "8eee96c6ba39b9286ec44c51c52d9f2758951365"]},
"connection": {:hex, :connection, "1.0.4", "a1cae72211f0eef17705aaededacac3eb30e6625b04a6117c1b2db6ace7d5976", [:mix], [], "hexpm", "4a0850c9be22a43af9920a71ab17c051f5f7d45c209e40269a1938832510e4d9"},
"cors_plug": {:hex, :cors_plug, "1.5.2", "72df63c87e4f94112f458ce9d25800900cc88608c1078f0e4faddf20933eda6e", [:mix], [{:plug, "~> 1.3 or ~> 1.4 or ~> 1.5", [hex: :plug, repo: "hexpm", optional: false]}], "hexpm", "9af027d20dc12dd0c4345a6b87247e0c62965871feea0bfecf9764648b02cc69"},
"cowboy": {:hex, :cowboy, "2.7.0", "91ed100138a764355f43316b1d23d7ff6bdb0de4ea618cb5d8677c93a7a2f115", [:rebar3], [{:cowlib, "~> 2.8.0", [hex: :cowlib, repo: "hexpm", optional: false]}, {:ranch, "~> 1.7.1", [hex: :ranch, repo: "hexpm", optional: false]}], "hexpm", "04fd8c6a39edc6aaa9c26123009200fc61f92a3a94f3178c527b70b767c6e605"},