use crate::{ config::primitives::{Filesystem, LogFormat, Targets}, formats::{AnimationFormat, AudioCodec, ImageFormat, VideoCodec}, serde_str::Serde, }; use once_cell::sync::OnceCell; use std::{collections::BTreeSet, net::SocketAddr, path::PathBuf}; use url::Url; #[derive(Clone, Debug, serde::Deserialize, serde::Serialize)] #[serde(rename_all = "snake_case")] pub(crate) struct ConfigFile { pub(crate) server: Server, pub(crate) client: Client, pub(crate) tracing: Tracing, pub(crate) old_db: OldDb, pub(crate) media: Media, pub(crate) repo: Repo, pub(crate) store: Store, } #[derive(Clone, Debug, serde::Deserialize, serde::Serialize)] #[serde(rename_all = "snake_case")] #[serde(tag = "type")] // allow large enum variant - this is an instantiated-once config #[allow(clippy::large_enum_variant)] pub(crate) enum Store { Filesystem(Filesystem), ObjectStorage(ObjectStorage), } #[derive(Clone, Debug, serde::Deserialize, serde::Serialize)] #[serde(rename_all = "snake_case")] pub(crate) struct ObjectStorage { /// The base endpoint for the object storage /// /// Examples: /// - `http://localhost:9000` /// - `https://s3.dualstack.eu-west-1.amazonaws.com` pub(crate) endpoint: Url, /// Determines whether to use path style or virtualhost style for accessing objects /// /// When this is true, objects will be fetched from {endpoint}/{bucket_name}/{object} /// When false, objects will be fetched from {bucket_name}.{endpoint}/{object} pub(crate) use_path_style: bool, /// The bucket in which to store media pub(crate) bucket_name: String, /// The region the bucket is located in pub(crate) region: String, /// The Access Key for the user accessing the bucket pub(crate) access_key: String, /// The secret key for the user accessing the bucket pub(crate) secret_key: String, /// The session token for accessing the bucket #[serde(skip_serializing_if = "Option::is_none")] pub(crate) session_token: Option, /// How long signatures for object storage requests are valid (in seconds) /// /// This defaults to 15 seconds pub(crate) signature_duration: u64, /// How long a client can wait on an object storage request before giving up (in seconds) /// /// This defaults to 30 seconds pub(crate) client_timeout: u64, #[serde(skip_serializing_if = "Option::is_none")] pub(crate) public_endpoint: Option, } #[derive(Clone, Debug, serde::Deserialize, serde::Serialize)] #[serde(rename_all = "snake_case")] #[serde(tag = "type")] pub(crate) enum Repo { Sled(Sled), } #[derive(Clone, Debug, serde::Deserialize, serde::Serialize)] #[serde(rename_all = "snake_case")] pub(crate) struct Server { pub(crate) address: SocketAddr, pub(crate) worker_id: String, #[serde(skip_serializing_if = "Option::is_none")] pub(crate) api_key: Option, pub(crate) read_only: bool, } #[derive(Clone, Debug, serde::Deserialize, serde::Serialize)] pub(crate) struct Client { pub(crate) pool_size: usize, pub(crate) timeout: u64, } #[derive(Clone, Debug, serde::Deserialize, serde::Serialize)] #[serde(rename_all = "snake_case")] pub(crate) struct Tracing { pub(crate) logging: Logging, pub(crate) console: Console, pub(crate) opentelemetry: OpenTelemetry, } #[derive(Clone, Debug, serde::Deserialize, serde::Serialize)] #[serde(rename_all = "snake_case")] pub(crate) struct Logging { pub(crate) format: LogFormat, pub(crate) targets: Serde, } #[derive(Clone, Debug, serde::Deserialize, serde::Serialize)] #[serde(rename_all = "snake_case")] pub(crate) struct OpenTelemetry { #[serde(skip_serializing_if = "Option::is_none")] pub(crate) url: Option, pub(crate) service_name: String, pub(crate) targets: Serde, } #[derive(Clone, Debug, serde::Deserialize, serde::Serialize)] #[serde(rename_all = "snake_case")] pub(crate) struct Console { #[serde(skip_serializing_if = "Option::is_none")] pub(crate) address: Option, pub(crate) buffer_capacity: usize, } #[derive(Clone, Debug, serde::Deserialize, serde::Serialize)] #[serde(rename_all = "snake_case")] pub(crate) struct OldDb { pub(crate) path: PathBuf, } #[derive(Clone, Debug, serde::Deserialize, serde::Serialize)] #[serde(rename_all = "snake_case")] pub(crate) struct Media { pub(crate) max_file_size: usize, #[serde(skip_serializing_if = "Option::is_none")] pub(crate) preprocess_steps: Option, pub(crate) filters: BTreeSet, pub(crate) image: Image, pub(crate) animation: Animation, pub(crate) video: Video, } #[derive(Clone, Debug, serde::Deserialize, serde::Serialize)] pub(crate) struct Image { pub(crate) max_width: u16, pub(crate) max_height: u16, pub(crate) max_area: u32, pub(crate) max_file_size: usize, #[serde(skip_serializing_if = "Option::is_none")] pub(crate) format: Option, #[serde(skip_serializing_if = "Option::is_none")] pub(crate) quality: Option, } impl Image { pub(crate) fn quality_for(&self, format: ImageFormat) -> Option { self.quality .as_ref() .and_then(|quality| match format { ImageFormat::Avif => quality.avif, ImageFormat::Jpeg => quality.jpeg, ImageFormat::Jxl => quality.jxl, ImageFormat::Png => quality.png, ImageFormat::Webp => quality.webp, }) .map(|quality| quality.min(100)) } } #[derive(Clone, Debug, serde::Deserialize, serde::Serialize)] pub(crate) struct ImageQuality { #[serde(skip_serializing_if = "Option::is_none")] pub(crate) avif: Option, #[serde(skip_serializing_if = "Option::is_none")] pub(crate) png: Option, #[serde(skip_serializing_if = "Option::is_none")] pub(crate) jpeg: Option, #[serde(skip_serializing_if = "Option::is_none")] pub(crate) jxl: Option, #[serde(skip_serializing_if = "Option::is_none")] pub(crate) webp: Option, } #[derive(Clone, Debug, serde::Deserialize, serde::Serialize)] pub(crate) struct Animation { pub(crate) max_width: u16, pub(crate) max_height: u16, pub(crate) max_area: u32, pub(crate) max_file_size: usize, pub(crate) max_frame_count: u32, #[serde(skip_serializing_if = "Option::is_none")] pub(crate) format: Option, #[serde(skip_serializing_if = "Option::is_none")] pub(crate) quality: Option, } impl Animation { pub(crate) fn quality_for(&self, format: AnimationFormat) -> Option { self.quality .as_ref() .and_then(|quality| match format { AnimationFormat::Apng => quality.apng, AnimationFormat::Avif => quality.avif, AnimationFormat::Gif => None, AnimationFormat::Webp => quality.webp, }) .map(|quality| quality.min(100)) } } #[derive(Clone, Debug, Default, serde::Deserialize, serde::Serialize)] pub(crate) struct AnimationQuality { #[serde(skip_serializing_if = "Option::is_none")] apng: Option, #[serde(skip_serializing_if = "Option::is_none")] avif: Option, #[serde(skip_serializing_if = "Option::is_none")] webp: Option, } #[derive(Clone, Debug, serde::Deserialize, serde::Serialize)] pub(crate) struct Video { pub(crate) enable: bool, pub(crate) allow_audio: bool, pub(crate) max_width: u16, pub(crate) max_height: u16, pub(crate) max_area: u32, pub(crate) max_file_size: usize, pub(crate) max_frame_count: u32, pub(crate) video_codec: VideoCodec, pub(crate) quality: VideoQuality, #[serde(skip_serializing_if = "Option::is_none")] pub(crate) audio_codec: Option, } impl Video { pub(crate) fn crf_for(&self, width: u16, height: u16) -> u8 { let smaller_dimension = width.min(height); let dimension_cutoffs = [240, 360, 480, 720, 1080, 1440, 2160]; let crfs = [ self.quality.crf_240, self.quality.crf_360, self.quality.crf_480, self.quality.crf_720, self.quality.crf_1080, self.quality.crf_1440, self.quality.crf_2160, ]; let index = dimension_cutoffs .into_iter() .enumerate() .find_map(|(index, dim)| { if smaller_dimension <= dim { Some(index) } else { None } }) .unwrap_or(crfs.len()); crfs.into_iter() .skip(index) .find_map(|opt| opt) .unwrap_or(self.quality.crf_max) .min(63) } } #[derive(Clone, Debug, serde::Deserialize, serde::Serialize)] pub(crate) struct VideoQuality { #[serde(skip_serializing_if = "Option::is_none")] crf_240: Option, #[serde(skip_serializing_if = "Option::is_none")] crf_360: Option, #[serde(skip_serializing_if = "Option::is_none")] crf_480: Option, #[serde(skip_serializing_if = "Option::is_none")] crf_720: Option, #[serde(skip_serializing_if = "Option::is_none")] crf_1080: Option, #[serde(skip_serializing_if = "Option::is_none")] crf_1440: Option, #[serde(skip_serializing_if = "Option::is_none")] crf_2160: Option, crf_max: u8, } impl Media { pub(crate) fn preprocess_steps(&self) -> Option<&[(String, String)]> { static PREPROCESS_STEPS: OnceCell> = OnceCell::new(); if let Some(steps) = &self.preprocess_steps { let steps = PREPROCESS_STEPS .get_or_try_init(|| { serde_urlencoded::from_str(steps) as Result, _> }) .expect("Invalid preprocess_steps configuration") .as_slice(); Some(steps) } else { None } } } #[derive(Clone, Debug, serde::Deserialize, serde::Serialize)] #[serde(rename_all = "snake_case")] pub(crate) struct Sled { pub(crate) path: PathBuf, pub(crate) cache_capacity: u64, pub(crate) export_path: PathBuf, }