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Simplify config using macros (#1686)

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Co-authored-by: Felix Ableitner <me@nutomic.com>
This commit is contained in:
Dessalines 2021-08-04 17:13:51 -04:00 committed by GitHub
parent b8d7f00d58
commit 7b8cbbba85
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GPG key ID: 4AEE18F83AFDEB23
29 changed files with 230 additions and 451 deletions
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69
Cargo.lock generated
View file

@ -1001,15 +1001,6 @@ dependencies = [
"termcolor",
]
[[package]]
name = "envy"
version = "0.4.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "3f47e0157f2cb54f5ae1bd371b30a2ae4311e1c028f575cd4e81de7353215965"
dependencies = [
"serde",
]
[[package]]
name = "event-listener"
version = "2.5.1"
@ -1882,7 +1873,6 @@ dependencies = [
"comrak",
"deser-hjson",
"diesel",
"envy",
"futures",
"http",
"itertools",
@ -1890,7 +1880,6 @@ dependencies = [
"lazy_static",
"lettre",
"log",
"merge",
"openssl",
"percent-encoding",
"rand 0.8.4",
@ -1898,6 +1887,7 @@ dependencies = [
"reqwest",
"serde",
"serde_json",
"smart-default",
"strum",
"strum_macros",
"thiserror",
@ -2037,28 +2027,6 @@ dependencies = [
"autocfg",
]
[[package]]
name = "merge"
version = "0.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "10bbef93abb1da61525bbc45eeaff6473a41907d19f8f9aa5168d214e10693e9"
dependencies = [
"merge_derive",
"num-traits",
]
[[package]]
name = "merge_derive"
version = "0.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "209d075476da2e63b4b29e72a2ef627b840589588e71400a25e3565c4f849d07"
dependencies = [
"proc-macro-error",
"proc-macro2 1.0.27",
"quote 1.0.9",
"syn 1.0.73",
]
[[package]]
name = "migrations_internals"
version = "1.4.1"
@ -2444,30 +2412,6 @@ dependencies = [
"vcpkg",
]
[[package]]
name = "proc-macro-error"
version = "1.0.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "da25490ff9892aab3fcf7c36f08cfb902dd3e71ca0f9f9517bea02a73a5ce38c"
dependencies = [
"proc-macro-error-attr",
"proc-macro2 1.0.27",
"quote 1.0.9",
"syn 1.0.73",
"version_check",
]
[[package]]
name = "proc-macro-error-attr"
version = "1.0.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a1be40180e52ecc98ad80b184934baf3d0d29f979574e439af5a55274b35f869"
dependencies = [
"proc-macro2 1.0.27",
"quote 1.0.9",
"version_check",
]
[[package]]
name = "proc-macro-hack"
version = "0.5.19"
@ -3021,6 +2965,17 @@ version = "1.6.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "fe0f37c9e8f3c5a4a66ad655a93c74daac4ad00c441533bf5c6e7990bb42604e"
[[package]]
name = "smart-default"
version = "0.6.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "133659a15339456eeeb07572eb02a91c91e9815e9cbc89566944d2c8d3efdbf6"
dependencies = [
"proc-macro2 1.0.27",
"quote 1.0.9",
"syn 1.0.73",
]
[[package]]
name = "socket2"
version = "0.4.0"

2
crates/api/src/local_user.rs
View file

@ -115,7 +115,7 @@ impl Perform for GetCaptcha {
context: &Data<LemmyContext>,
_websocket_id: Option<ConnectionId>,
) -> Result<Self::Response, LemmyError> {
let captcha_settings = Settings::get().captcha();
let captcha_settings = Settings::get().captcha;
if !captcha_settings.enabled {
return Ok(GetCaptchaResponse { ok: None });

10
crates/api_common/src/lib.rs
View file

@ -198,7 +198,7 @@ pub fn send_email_to_user(
let subject = &format!(
"{} - {} {}",
subject_text,
Settings::get().hostname(),
Settings::get().hostname,
local_user_view.person.name,
);
let html = &format!(
@ -386,14 +386,14 @@ pub async fn collect_moderated_communities(
pub async fn build_federated_instances(
pool: &DbPool,
) -> Result<Option<FederatedInstances>, LemmyError> {
if Settings::get().federation().enabled {
if Settings::get().federation.enabled {
let distinct_communities = blocking(pool, move |conn| {
Community::distinct_federated_communities(conn)
})
.await??;
let allowed = Settings::get().get_allowed_instances();
let blocked = Settings::get().get_blocked_instances();
let allowed = Settings::get().federation.allowed_instances;
let blocked = Settings::get().federation.blocked_instances;
let mut linked = distinct_communities
.iter()
@ -405,7 +405,7 @@ pub async fn build_federated_instances(
}
if let Some(blocked) = blocked.as_ref() {
linked.retain(|a| !blocked.contains(a) && !a.eq(&Settings::get().hostname()));
linked.retain(|a| !blocked.contains(a) && !a.eq(&Settings::get().hostname));
}
// Sort and remove dupes

13
crates/api_crud/src/post/create.rs
View file

@ -52,8 +52,11 @@ impl PerformCrud for CreatePost {
// Fetch Iframely and pictrs cached image
let data_url = data.url.as_ref();
let (iframely_title, iframely_description, iframely_html, pictrs_thumbnail) =
fetch_iframely_and_pictrs_data(context.client(), data_url).await;
let (iframely_response, pictrs_thumbnail) =
fetch_iframely_and_pictrs_data(context.client(), data_url).await?;
let (embed_title, embed_description, embed_html) = iframely_response
.map(|u| (u.title, u.description, u.html))
.unwrap_or((None, None, None));
let post_form = PostForm {
name: data.name.trim().to_owned(),
@ -62,9 +65,9 @@ impl PerformCrud for CreatePost {
community_id: data.community_id,
creator_id: local_user_view.person.id,
nsfw: data.nsfw,
embed_title: iframely_title,
embed_description: iframely_description,
embed_html: iframely_html,
embed_title,
embed_description,
embed_html,
thumbnail_url: pictrs_thumbnail.map(|u| u.into()),
..PostForm::default()
};

13
crates/api_crud/src/post/update.rs
View file

@ -52,8 +52,11 @@ impl PerformCrud for EditPost {
// Fetch Iframely and Pictrs cached image
let data_url = data.url.as_ref();
let (iframely_title, iframely_description, iframely_html, pictrs_thumbnail) =
fetch_iframely_and_pictrs_data(context.client(), data_url).await;
let (iframely_response, pictrs_thumbnail) =
fetch_iframely_and_pictrs_data(context.client(), data_url).await?;
let (embed_title, embed_description, embed_html) = iframely_response
.map(|u| (u.title, u.description, u.html))
.unwrap_or((None, None, None));
let post_form = PostForm {
creator_id: orig_post.creator_id.to_owned(),
@ -63,9 +66,9 @@ impl PerformCrud for EditPost {
body: data.body.to_owned(),
nsfw: data.nsfw,
updated: Some(naive_now()),
embed_title: iframely_title,
embed_description: iframely_description,
embed_html: iframely_html,
embed_title,
embed_description,
embed_html,
thumbnail_url: pictrs_thumbnail.map(|u| u.into()),
..PostForm::default()
};

2
crates/api_crud/src/site/read.rs
View file

@ -28,7 +28,7 @@ impl PerformCrud for GetSite {
Ok(site_view) => Some(site_view),
// If the site isn't created yet, check the setup
Err(_) => {
if let Some(setup) = Settings::get().setup().as_ref() {
if let Some(setup) = Settings::get().setup.as_ref() {
let register = Register {
username: setup.admin_username.to_owned(),
email: setup.admin_email.to_owned(),

2
crates/api_crud/src/user/create.rs
View file

@ -69,7 +69,7 @@ impl PerformCrud for Register {
.await??;
// If its not the admin, check the captcha
if !no_admins && Settings::get().captcha().enabled {
if !no_admins && Settings::get().captcha.enabled {
let check = context
.chat_server()
.send(CheckCaptcha {

2
crates/apub/src/activities/community/mod.rs
View file

@ -50,7 +50,7 @@ async fn list_community_follower_inboxes(
.iter()
.flatten()
.unique()
.filter(|inbox| inbox.host_str() != Some(&Settings::get().hostname()))
.filter(|inbox| inbox.host_str() != Some(&Settings::get().hostname))
.filter(|inbox| check_is_apub_id_valid(inbox, false).is_ok())
.map(|inbox| inbox.to_owned())
.collect(),

6
crates/apub/src/activity_queue.rs
View file

@ -83,7 +83,7 @@ where
.iter()
.flatten()
.unique()
.filter(|inbox| inbox.host_str() != Some(&Settings::get().hostname()))
.filter(|inbox| inbox.host_str() != Some(&Settings::get().hostname))
.filter(|inbox| check_is_apub_id_valid(inbox, false).is_ok())
.map(|inbox| inbox.to_owned())
.collect();
@ -170,7 +170,7 @@ pub(crate) async fn send_activity_new<T>(
where
T: Serialize,
{
if !Settings::get().federation().enabled || inboxes.is_empty() {
if !Settings::get().federation.enabled || inboxes.is_empty() {
return Ok(());
}
@ -230,7 +230,7 @@ where
Kind: Serialize,
<T as Extends<Kind>>::Error: From<serde_json::Error> + Send + Sync + 'static,
{
if !Settings::get().federation().enabled || inboxes.is_empty() {
if !Settings::get().federation.enabled || inboxes.is_empty() {
return Ok(());
}

2
crates/apub/src/http/mod.rs
View file

@ -175,7 +175,7 @@ fn assert_activity_not_local<T: Debug + ActivityHandler>(activity: &T) -> Result
.domain()
.context(location_info!())?;
if activity_domain == Settings::get().hostname() {
if activity_domain == Settings::get().hostname {
return Err(
anyhow!(
"Error: received activity which was sent by local instance: {:?}",

4
crates/apub/src/http/routes.rs
View file

@ -25,8 +25,8 @@ static APUB_JSON_CONTENT_TYPE_LONG: &str =
"application/ld+json; profile=\"https://www.w3.org/ns/activitystreams\"";
pub fn config(cfg: &mut web::ServiceConfig) {
if Settings::get().federation().enabled {
println!("federation enabled, host is {}", Settings::get().hostname());
if Settings::get().federation.enabled {
println!("federation enabled, host is {}", Settings::get().hostname);
let digest_verifier = VerifyDigest::new(Sha256::new());
let header_guard_accept = guard::Any(guard::Header("Accept", APUB_JSON_CONTENT_TYPE))

11
crates/apub/src/lib.rs
View file

@ -75,7 +75,7 @@ pub fn check_is_apub_id_valid(apub_id: &Url, use_strict_allowlist: bool) -> Resu
let domain = apub_id.domain().context(location_info!())?.to_string();
let local_instance = settings.get_hostname_without_port()?;
if !settings.federation().enabled {
if !settings.federation.enabled {
return if domain == local_instance {
Ok(())
} else {
@ -102,18 +102,15 @@ pub fn check_is_apub_id_valid(apub_id: &Url, use_strict_allowlist: bool) -> Resu
// TODO: might be good to put the part above in one method, and below in another
// (which only gets called in apub::objects)
// -> no that doesnt make sense, we still need the code below for blocklist and strict allowlist
if let Some(blocked) = Settings::get().get_blocked_instances() {
if let Some(blocked) = Settings::get().federation.blocked_instances {
if blocked.contains(&domain) {
return Err(anyhow!("{} is in federation blocklist", domain).into());
}
}
if let Some(mut allowed) = Settings::get().get_allowed_instances() {
if let Some(mut allowed) = Settings::get().federation.allowed_instances {
// Only check allowlist if this is a community, or strict allowlist is enabled.
let strict_allowlist = Settings::get()
.federation()
.strict_allowlist
.unwrap_or(true);
let strict_allowlist = Settings::get().federation.strict_allowlist;
if use_strict_allowlist || strict_allowlist {
// need to allow this explicitly because apub receive might contain objects from our local
// instance.

2
crates/apub/src/objects/mod.rs
View file

@ -193,7 +193,7 @@ where
let domain = object_id.domain().context(location_info!())?;
// if its a local object, return it directly from the database
if Settings::get().hostname() == domain {
if Settings::get().hostname == domain {
let object = blocking(context.pool(), move |conn| {
To::read_from_apub_id(conn, &object_id.into())
})

2
crates/apub/src/objects/person.rs
View file

@ -109,7 +109,7 @@ impl FromApub for DbPerson {
) -> Result<DbPerson, LemmyError> {
let person_id = person.id_unchecked().context(location_info!())?.to_owned();
let domain = person_id.domain().context(location_info!())?;
if domain == Settings::get().hostname() {
if domain == Settings::get().hostname {
let person = blocking(context.pool(), move |conn| {
DbPerson::read_from_apub_id(conn, &person_id.into())
})

20
crates/apub/src/objects/post.rs
View file

@ -178,12 +178,14 @@ impl FromApub for Post {
let community = extract_community(&page.to, context, request_counter).await?;
let thumbnail_url: Option<Url> = page.image.clone().map(|i| i.url);
let (iframely_title, iframely_description, iframely_html, pictrs_thumbnail) =
if let Some(url) = &page.url {
fetch_iframely_and_pictrs_data(context.client(), Some(url)).await
} else {
(None, None, None, thumbnail_url)
};
let (iframely_response, pictrs_thumbnail) = if let Some(url) = &page.url {
fetch_iframely_and_pictrs_data(context.client(), Some(url)).await?
} else {
(None, thumbnail_url)
};
let (embed_title, embed_description, embed_html) = iframely_response
.map(|u| (u.title, u.description, u.html))
.unwrap_or((None, None, None));
let body_slurs_removed = page.source.as_ref().map(|s| remove_slurs(&s.content));
let form = PostForm {
@ -199,9 +201,9 @@ impl FromApub for Post {
deleted: None,
nsfw: page.sensitive,
stickied: page.stickied,
embed_title: iframely_title,
embed_description: iframely_description,
embed_html: iframely_html,
embed_title,
embed_description,
embed_html,
thumbnail_url: pictrs_thumbnail.map(|u| u.into()),
ap_id: Some(page.id.clone().into()),
local: Some(false),

30
crates/routes/src/images.rs
View file

@ -1,6 +1,7 @@
use actix_web::{body::BodyStream, http::StatusCode, web::Data, *};
use anyhow::anyhow;
use awc::Client;
use lemmy_utils::{claims::Claims, rate_limit::RateLimit, settings::structs::Settings};
use lemmy_utils::{claims::Claims, rate_limit::RateLimit, settings::structs::Settings, LemmyError};
use serde::{Deserialize, Serialize};
use std::time::Duration;
@ -54,10 +55,7 @@ async fn upload(
return Ok(HttpResponse::Unauthorized().finish());
};
let mut client_req = client.request_from(
format!("{}/image", Settings::get().pictrs_url()),
req.head(),
);
let mut client_req = client.request_from(format!("{}/image", pictrs_url()?), req.head());
if let Some(addr) = req.head().peer_addr {
client_req = client_req.insert_header(("X-Forwarded-For", addr.to_string()))
@ -83,17 +81,12 @@ async fn full_res(
// If there are no query params, the URL is original
let url = if params.format.is_none() && params.thumbnail.is_none() {
format!("{}/image/original/{}", Settings::get().pictrs_url(), name,)
format!("{}/image/original/{}", pictrs_url()?, name,)
} else {
// Use jpg as a default when none is given
let format = params.format.unwrap_or_else(|| "jpg".to_string());
let mut url = format!(
"{}/image/process.{}?src={}",
Settings::get().pictrs_url(),
format,
name,
);
let mut url = format!("{}/image/process.{}?src={}", pictrs_url()?, format, name,);
if let Some(size) = params.thumbnail {
url = format!("{}&thumbnail={}", url, size,);
@ -141,12 +134,7 @@ async fn delete(
) -> Result<HttpResponse, Error> {
let (token, file) = components.into_inner();
let url = format!(
"{}/image/delete/{}/{}",
Settings::get().pictrs_url(),
&token,
&file
);
let url = format!("{}/image/delete/{}/{}", pictrs_url()?, &token, &file);
let mut client_req = client.request_from(url, req.head());
@ -162,3 +150,9 @@ async fn delete(
Ok(HttpResponse::build(res.status()).body(BodyStream::new(res)))
}
fn pictrs_url() -> Result<String, LemmyError> {
Settings::get()
.pictrs_url
.ok_or_else(|| anyhow!("images_disabled").into())
}

2
crates/routes/src/nodeinfo.rs
View file

@ -31,7 +31,7 @@ async fn node_info(context: web::Data<LemmyContext>) -> Result<HttpResponse, Err
.await?
.map_err(|_| ErrorBadRequest(LemmyError::from(anyhow!("not_found"))))?;
let protocols = if Settings::get().federation().enabled {
let protocols = if Settings::get().federation.enabled {
vec!["activitypub".to_string()]
} else {
vec![]

2
crates/routes/src/webfinger.rs
View file

@ -18,7 +18,7 @@ struct Params {
}
pub fn config(cfg: &mut web::ServiceConfig) {
if Settings::get().federation().enabled {
if Settings::get().federation.enabled {
cfg.route(
".well-known/webfinger",
web::get().to(get_webfinger_response),

3
crates/utils/Cargo.toml
View file

@ -35,5 +35,4 @@ diesel = "1.4.7"
http = "0.2.4"
jsonwebtoken = "7.2.0"
deser-hjson = "1.0.1"
merge = "0.1.0"
envy = "0.4.2"
smart-default = "0.6.0"

6
crates/utils/src/claims.rs
View file

@ -22,7 +22,7 @@ impl Claims {
};
decode::<Claims>(
jwt,
&DecodingKey::from_secret(Settings::get().jwt_secret().as_ref()),
&DecodingKey::from_secret(Settings::get().jwt_secret.as_ref()),
&v,
)
}
@ -30,13 +30,13 @@ impl Claims {
pub fn jwt(local_user_id: i32) -> Result<Jwt, jsonwebtoken::errors::Error> {
let my_claims = Claims {
sub: local_user_id,
iss: Settings::get().hostname(),
iss: Settings::get().hostname,
iat: Utc::now().timestamp(),
};
encode(
&Header::default(),
&my_claims,
&EncodingKey::from_secret(Settings::get().jwt_secret().as_ref()),
&EncodingKey::from_secret(Settings::get().jwt_secret.as_ref()),
)
}
}

4
crates/utils/src/email.rs
View file

@ -19,8 +19,8 @@ pub fn send_email(
to_username: &str,
html: &str,
) -> Result<(), String> {
let email_config = Settings::get().email().ok_or("no_email_setup")?;
let domain = Settings::get().hostname();
let email_config = Settings::get().email.ok_or("no_email_setup")?;
let domain = Settings::get().hostname;
let (smtp_server, smtp_port) = {
let email_and_port = email_config.smtp_server.split(':').collect::<Vec<&str>>();

6
crates/utils/src/lib.rs
View file

@ -2,6 +2,8 @@
extern crate lazy_static;
#[macro_use]
extern crate strum_macros;
#[macro_use]
extern crate smart_default;
pub mod apub;
pub mod claims;
@ -90,12 +92,12 @@ impl actix_web::error::ResponseError for LemmyError {
lazy_static! {
pub static ref WEBFINGER_COMMUNITY_REGEX: Regex = Regex::new(&format!(
"^group:([a-z0-9_]{{3,}})@{}$",
Settings::get().hostname()
Settings::get().hostname
))
.expect("compile webfinger regex");
pub static ref WEBFINGER_USERNAME_REGEX: Regex = Regex::new(&format!(
"^acct:([a-z0-9_]{{3,}})@{}$",
Settings::get().hostname()
Settings::get().hostname
))
.expect("compile webfinger regex");
}

4
crates/utils/src/rate_limit/mod.rs
View file

@ -71,7 +71,9 @@ impl RateLimited {
{
// Does not need to be blocking because the RwLock in settings never held across await points,
// and the operation here locks only long enough to clone
let rate_limit: RateLimitConfig = Settings::get().rate_limit();
let rate_limit: RateLimitConfig = Settings::get()
.rate_limit
.unwrap_or_else(RateLimitConfig::default);
// before
{

134
crates/utils/src/request.rs
View file

@ -48,26 +48,30 @@ where
}
#[derive(Deserialize, Debug)]
pub(crate) struct IframelyResponse {
title: Option<String>,
description: Option<String>,
pub struct IframelyResponse {
pub title: Option<String>,
pub description: Option<String>,
thumbnail_url: Option<Url>,
html: Option<String>,
pub html: Option<String>,
}
pub(crate) async fn fetch_iframely(
client: &Client,
url: &Url,
) -> Result<IframelyResponse, LemmyError> {
let fetch_url = format!("{}/oembed?url={}", Settings::get().iframely_url(), url);
if let Some(iframely_url) = Settings::get().iframely_url {
let fetch_url = format!("{}/oembed?url={}", iframely_url, url);
let response = retry(|| client.get(&fetch_url).send()).await?;
let response = retry(|| client.get(&fetch_url).send()).await?;
let res: IframelyResponse = response
.json()
.await
.map_err(|e| RecvError(e.to_string()))?;
Ok(res)
let res: IframelyResponse = response
.json()
.await
.map_err(|e| RecvError(e.to_string()))?;
Ok(res)
} else {
Err(anyhow!("Missing Iframely URL in config.").into())
}
}
#[derive(Deserialize, Debug, Clone)]
@ -85,91 +89,73 @@ pub(crate) struct PictrsFile {
pub(crate) async fn fetch_pictrs(
client: &Client,
image_url: &Url,
) -> Result<PictrsResponse, LemmyError> {
is_image_content_type(client, image_url).await?;
) -> Result<Option<PictrsResponse>, LemmyError> {
if let Some(pictrs_url) = Settings::get().pictrs_url {
is_image_content_type(client, image_url).await?;
let fetch_url = format!(
"{}/image/download?url={}",
Settings::get().pictrs_url(),
utf8_percent_encode(image_url.as_str(), NON_ALPHANUMERIC) // TODO this might not be needed
);
let fetch_url = format!(
"{}/image/download?url={}",
pictrs_url,
utf8_percent_encode(image_url.as_str(), NON_ALPHANUMERIC) // TODO this might not be needed
);
let response = retry(|| client.get(&fetch_url).send()).await?;
let response = retry(|| client.get(&fetch_url).send()).await?;
let response: PictrsResponse = response
.json()
.await
.map_err(|e| RecvError(e.to_string()))?;
let response: PictrsResponse = response
.json()
.await
.map_err(|e| RecvError(e.to_string()))?;
if response.msg == "ok" {
Ok(response)
if response.msg == "ok" {
Ok(Some(response))
} else {
Err(anyhow!("{}", &response.msg).into())
}
} else {
Err(anyhow!("{}", &response.msg).into())
Ok(None)
}
}
pub async fn fetch_iframely_and_pictrs_data(
client: &Client,
url: Option<&Url>,
) -> (Option<String>, Option<String>, Option<String>, Option<Url>) {
) -> Result<(Option<IframelyResponse>, Option<Url>), LemmyError> {
match &url {
Some(url) => {
// Fetch iframely data
let (iframely_title, iframely_description, iframely_thumbnail_url, iframely_html) =
match fetch_iframely(client, url).await {
Ok(res) => (res.title, res.description, res.thumbnail_url, res.html),
Err(e) => {
error!("iframely err: {}", e);
(None, None, None, None)
}
};
let iframely_res_option = fetch_iframely(client, url).await.ok();
// Fetch pictrs thumbnail
let pictrs_hash = match iframely_thumbnail_url {
Some(iframely_thumbnail_url) => match fetch_pictrs(client, &iframely_thumbnail_url).await {
Ok(res) => Some(res.files[0].file.to_owned()),
Err(e) => {
error!("pictrs err: {}", e);
None
}
},
// Try to generate a small thumbnail if iframely is not supported
None => match fetch_pictrs(client, url).await {
Ok(res) => Some(res.files[0].file.to_owned()),
Err(e) => {
error!("pictrs err: {}", e);
None
}
let pictrs_hash = match &iframely_res_option {
Some(iframely_res) => match &iframely_res.thumbnail_url {
Some(iframely_thumbnail_url) => fetch_pictrs(client, iframely_thumbnail_url)
.await?
.map(|r| r.files[0].file.to_owned()),
// Try to generate a small thumbnail if iframely is not supported
None => fetch_pictrs(client, url)
.await?
.map(|r| r.files[0].file.to_owned()),
},
None => fetch_pictrs(client, url)
.await?
.map(|r| r.files[0].file.to_owned()),
};
// The full urls are necessary for federation
let pictrs_thumbnail = if let Some(pictrs_hash) = pictrs_hash {
let url = Url::parse(&format!(
"{}/pictrs/image/{}",
Settings::get().get_protocol_and_hostname(),
pictrs_hash
));
match url {
Ok(parsed_url) => Some(parsed_url),
Err(e) => {
// This really shouldn't happen unless the settings or hash are malformed
error!("Unexpected error constructing pictrs thumbnail URL: {}", e);
None
}
}
} else {
None
};
let pictrs_thumbnail = pictrs_hash
.map(|p| {
Url::parse(&format!(
"{}/pictrs/image/{}",
Settings::get().get_protocol_and_hostname(),
p
))
.ok()
})
.flatten();
(
iframely_title,
iframely_description,
iframely_html,
pictrs_thumbnail,
)
Ok((iframely_res_option, pictrs_thumbnail))
}
None => (None, None, None, None),
None => Ok((None, None)),
}
}

72
crates/utils/src/settings/defaults.rs
View file

@ -1,72 +0,0 @@
use crate::settings::{CaptchaConfig, DatabaseConfig, FederationConfig, RateLimitConfig, Settings};
use std::net::{IpAddr, Ipv4Addr};
impl Default for Settings {
fn default() -> Self {
Self {
database: Some(DatabaseConfig::default()),
rate_limit: Some(RateLimitConfig::default()),
federation: Some(FederationConfig::default()),
captcha: Some(CaptchaConfig::default()),
email: None,
setup: None,
hostname: None,
bind: Some(IpAddr::V4(Ipv4Addr::new(0, 0, 0, 0))),
port: Some(8536),
tls_enabled: Some(true),
jwt_secret: Some("changeme".into()),
pictrs_url: Some("http://pictrs:8080".into()),
iframely_url: Some("http://iframely".into()),
additional_slurs: None,
actor_name_max_length: Some(20),
}
}
}
impl Default for DatabaseConfig {
fn default() -> Self {
Self {
user: Some("lemmy".to_string()),
password: "password".into(),
host: "localhost".into(),
port: Some(5432),
database: Some("lemmy".to_string()),
pool_size: Some(5),
}
}
}
impl Default for CaptchaConfig {
fn default() -> Self {
Self {
enabled: true,
difficulty: "medium".into(),
}
}
}
impl Default for FederationConfig {
fn default() -> Self {
Self {
enabled: false,
allowed_instances: None,
blocked_instances: None,
strict_allowlist: Some(true),
}
}
}
impl Default for RateLimitConfig {
fn default() -> Self {
Self {
message: 180,
message_per_second: 60,
post: 6,
post_per_second: 600,
register: 3,
register_per_second: 3600,
image: 6,
image_per_second: 3600,
}
}
}

124
crates/utils/src/settings/mod.rs
View file

@ -1,22 +1,8 @@
use crate::{
location_info,
settings::structs::{
CaptchaConfig,
DatabaseConfig,
EmailConfig,
FederationConfig,
RateLimitConfig,
Settings,
SetupConfig,
},
LemmyError,
};
use crate::{location_info, settings::structs::Settings, LemmyError};
use anyhow::{anyhow, Context};
use deser_hjson::from_str;
use merge::Merge;
use std::{env, fs, io::Error, net::IpAddr, sync::RwLock};
use std::{env, fs, io::Error, sync::RwLock};
pub mod defaults;
pub mod structs;
static CONFIG_FILE: &str = "config/config.hjson";
@ -28,27 +14,18 @@ lazy_static! {
impl Settings {
/// Reads config from configuration file.
/// Then values from the environment (with prefix LEMMY) are added to the config.
/// And then default values are merged into config.
/// Defaults are controlled by Default trait implemntation for Settings structs.
///
/// Note: The env var `LEMMY_DATABASE_URL` is parsed in
/// `lemmy_db_queries/src/lib.rs::get_database_url_from_env()`
fn init() -> Result<Self, LemmyError> {
// Read the config file
let mut custom_config = from_str::<Settings>(&Self::read_config_file()?)?;
let config = from_str::<Settings>(&Self::read_config_file()?)?;
// Merge with env vars
custom_config.merge(envy::prefixed("LEMMY_").from_env::<Settings>()?);
// Merge with default
custom_config.merge(Settings::default());
if custom_config.hostname == Settings::default().hostname {
if config.hostname == "unset" {
return Err(anyhow!("Hostname variable is not set!").into());
}
Ok(custom_config)
Ok(config)
}
/// Returns the config as a struct.
@ -57,14 +34,10 @@ impl Settings {
}
pub fn get_database_url(&self) -> String {
let conf = self.database();
let conf = &self.database;
format!(
"postgres://{}:{}@{}:{}/{}",
conf.user(),
conf.password,
conf.host,
conf.port(),
conf.database(),
conf.user, conf.password, conf.host, conf.port, conf.database,
)
}
@ -76,22 +49,10 @@ impl Settings {
fs::read_to_string(Self::get_config_location())
}
pub fn get_allowed_instances(&self) -> Option<Vec<String>> {
self.federation().allowed_instances
}
pub fn get_blocked_instances(&self) -> Option<Vec<String>> {
self.federation().blocked_instances
}
/// Returns either "http" or "https", depending on tls_enabled setting
pub fn get_protocol_string(&self) -> &'static str {
if let Some(tls_enabled) = self.tls_enabled {
if tls_enabled {
"https"
} else {
"http"
}
if self.tls_enabled {
"https"
} else {
"http"
}
@ -100,7 +61,7 @@ impl Settings {
/// Returns something like `http://localhost` or `https://lemmy.ml`,
/// with the correct protocol and hostname.
pub fn get_protocol_and_hostname(&self) -> String {
format!("{}://{}", self.get_protocol_string(), self.hostname())
format!("{}://{}", self.get_protocol_string(), self.hostname)
}
/// When running the federation test setup in `api_tests/` or `docker/federation`, the `hostname`
@ -109,7 +70,7 @@ impl Settings {
pub fn get_hostname_without_port(&self) -> Result<String, anyhow::Error> {
Ok(
self
.hostname()
.hostname
.split(':')
.collect::<Vec<&str>>()
.first()
@ -131,67 +92,4 @@ impl Settings {
Ok(Self::read_config_file()?)
}
pub fn hostname(&self) -> String {
self.hostname.to_owned().expect("No hostname given")
}
pub fn bind(&self) -> IpAddr {
self.bind.expect("return bind address")
}
pub fn port(&self) -> u16 {
self
.port
.unwrap_or_else(|| Settings::default().port.expect("missing port"))
}
pub fn tls_enabled(&self) -> bool {
self.tls_enabled.unwrap_or_else(|| {
Settings::default()
.tls_enabled
.expect("missing tls_enabled")
})
}
pub fn jwt_secret(&self) -> String {
self
.jwt_secret
.to_owned()
.unwrap_or_else(|| Settings::default().jwt_secret.expect("missing jwt_secret"))
}
pub fn pictrs_url(&self) -> String {
self
.pictrs_url
.to_owned()
.unwrap_or_else(|| Settings::default().pictrs_url.expect("missing pictrs_url"))
}
pub fn iframely_url(&self) -> String {
self.iframely_url.to_owned().unwrap_or_else(|| {
Settings::default()
.iframely_url
.expect("missing iframely_url")
})
}
pub fn actor_name_max_length(&self) -> usize {
self.actor_name_max_length.unwrap_or_else(|| {
Settings::default()
.actor_name_max_length
.expect("missing actor name length")
})
}
pub fn database(&self) -> DatabaseConfig {
self.database.to_owned().unwrap_or_default()
}
pub fn rate_limit(&self) -> RateLimitConfig {
self.rate_limit.to_owned().unwrap_or_default()
}
pub fn federation(&self) -> FederationConfig {
self.federation.to_owned().unwrap_or_default()
}
pub fn captcha(&self) -> CaptchaConfig {
self.captcha.to_owned().unwrap_or_default()
}
pub fn email(&self) -> Option<EmailConfig> {
self.email.to_owned()
}
pub fn setup(&self) -> Option<SetupConfig> {
self.setup.to_owned()
}
}

121
crates/utils/src/settings/structs.rs
View file

@ -1,68 +1,65 @@
use merge::Merge;
use serde::Deserialize;
use std::net::IpAddr;
use std::net::{IpAddr, Ipv4Addr};
#[derive(Debug, Deserialize, Clone, Merge)]
#[derive(Debug, Deserialize, Clone, SmartDefault)]
#[serde(default)]
pub struct Settings {
pub(crate) database: Option<DatabaseConfig>,
pub(crate) rate_limit: Option<RateLimitConfig>,
pub(crate) federation: Option<FederationConfig>,
pub(crate) hostname: Option<String>,
pub(crate) bind: Option<IpAddr>,
pub(crate) port: Option<u16>,
pub(crate) tls_enabled: Option<bool>,
pub(crate) jwt_secret: Option<String>,
pub(crate) pictrs_url: Option<String>,
pub(crate) iframely_url: Option<String>,
pub(crate) captcha: Option<CaptchaConfig>,
pub(crate) email: Option<EmailConfig>,
pub(crate) setup: Option<SetupConfig>,
pub(crate) additional_slurs: Option<String>,
pub(crate) actor_name_max_length: Option<usize>,
#[serde(default)]
pub database: DatabaseConfig,
#[default(Some(RateLimitConfig::default()))]
pub rate_limit: Option<RateLimitConfig>,
#[default(FederationConfig::default())]
pub federation: FederationConfig,
#[default(CaptchaConfig::default())]
pub captcha: CaptchaConfig,
#[default(None)]
pub email: Option<EmailConfig>,
#[default(None)]
pub setup: Option<SetupConfig>,
#[default("unset")]
pub hostname: String,
#[default(IpAddr::V4(Ipv4Addr::new(0, 0, 0, 0)))]
pub bind: IpAddr,
#[default(8536)]
pub port: u16,
#[default(true)]
pub tls_enabled: bool,
#[default("changeme")]
pub jwt_secret: String,
#[default(None)]
pub pictrs_url: Option<String>,
#[default(None)]
pub iframely_url: Option<String>,
#[default(None)]
pub additional_slurs: Option<String>,
#[default(20)]
pub actor_name_max_length: usize,
}
#[derive(Debug, Deserialize, Clone)]
#[derive(Debug, Deserialize, Clone, SmartDefault)]
#[serde(default)]
pub struct CaptchaConfig {
#[default(false)]
pub enabled: bool,
#[default("medium")]
pub difficulty: String,
}
#[derive(Debug, Deserialize, Clone)]
#[derive(Debug, Deserialize, Clone, SmartDefault)]
#[serde(default)]
pub struct DatabaseConfig {
pub(super) user: Option<String>,
#[default("lemmy")]
pub(super) user: String,
#[default("password")]
pub password: String,
#[default("localhost")]
pub host: String,
pub(super) port: Option<i32>,
pub(super) database: Option<String>,
pub(super) pool_size: Option<u32>,
}
impl DatabaseConfig {
pub fn user(&self) -> String {
self
.user
.to_owned()
.unwrap_or_else(|| DatabaseConfig::default().user.expect("missing user"))
}
pub fn port(&self) -> i32 {
self
.port
.unwrap_or_else(|| DatabaseConfig::default().port.expect("missing port"))
}
pub fn database(&self) -> String {
self.database.to_owned().unwrap_or_else(|| {
DatabaseConfig::default()
.database
.expect("missing database")
})
}
pub fn pool_size(&self) -> u32 {
self.pool_size.unwrap_or_else(|| {
DatabaseConfig::default()
.pool_size
.expect("missing pool_size")
})
}
#[default(5432)]
pub(super) port: i32,
#[default("lemmy")]
pub(super) database: String,
#[default(5)]
pub pool_size: u32,
}
#[derive(Debug, Deserialize, Clone)]
@ -74,23 +71,37 @@ pub struct EmailConfig {
pub use_tls: bool,
}
#[derive(Debug, Deserialize, Clone)]
#[derive(Debug, Deserialize, Clone, SmartDefault)]
#[serde(default)]
pub struct FederationConfig {
#[default(false)]
pub enabled: bool,
#[default(None)]
pub allowed_instances: Option<Vec<String>>,
#[default(None)]
pub blocked_instances: Option<Vec<String>>,
pub strict_allowlist: Option<bool>,
#[default(true)]
pub strict_allowlist: bool,
}
#[derive(Debug, Deserialize, Clone)]
#[derive(Debug, Deserialize, Clone, SmartDefault)]
#[serde(default)]
pub struct RateLimitConfig {
#[default(180)]
pub message: i32,
#[default(60)]
pub message_per_second: i32,
#[default(6)]
pub post: i32,
#[default(600)]
pub post_per_second: i32,
#[default(3)]
pub register: i32,
#[default(3600)]
pub register_per_second: i32,
#[default(6)]
pub image: i32,
#[default(3600)]
pub image_per_second: i32,
}

6
crates/utils/src/utils.rs
View file

@ -97,7 +97,7 @@ pub struct MentionData {
impl MentionData {
pub fn is_local(&self) -> bool {
Settings::get().hostname().eq(&self.domain)
Settings::get().hostname.eq(&self.domain)
}
pub fn full_name(&self) -> String {
format!("@{}@{}", &self.name, &self.domain)
@ -116,7 +116,7 @@ pub fn scrape_text_for_mentions(text: &str) -> Vec<MentionData> {
}
pub fn is_valid_actor_name(name: &str) -> bool {
name.chars().count() <= Settings::get().actor_name_max_length()
name.chars().count() <= Settings::get().actor_name_max_length
&& VALID_ACTOR_NAME_REGEX.is_match(name)
}
@ -125,7 +125,7 @@ pub fn is_valid_display_name(name: &str) -> bool {
!name.starts_with('@')
&& !name.starts_with('\u{200b}')
&& name.chars().count() >= 3
&& name.chars().count() <= Settings::get().actor_name_max_length()
&& name.chars().count() <= Settings::get().actor_name_max_length
}
pub fn is_valid_matrix_id(matrix_id: &str) -> bool {

7
src/main.rs
View file

@ -38,7 +38,7 @@ async fn main() -> Result<(), LemmyError> {
};
let manager = ConnectionManager::<PgConnection>::new(&db_url);
let pool = Pool::builder()
.max_size(settings.database().pool_size())
.max_size(settings.database.pool_size)
.build(manager)
.unwrap_or_else(|_| panic!("Error connecting to {}", db_url));
@ -62,8 +62,7 @@ async fn main() -> Result<(), LemmyError> {
println!(
"Starting http server at {}:{}",
settings.bind(),
settings.port()
settings.bind, settings.port
);
let activity_queue = create_activity_queue();
@ -97,7 +96,7 @@ async fn main() -> Result<(), LemmyError> {
.configure(nodeinfo::config)
.configure(webfinger::config)
})
.bind((settings.bind(), settings.port()))?
.bind((settings.bind, settings.port))?
.run()
.await?;