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Merge pull request #245 from neon-mmd/fix-hybrid-cache-implementation

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🛠️ Proper working implementation for the `hybrid` caching feature
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neon_arch 2023-09-20 12:58:34 +03:00 committed by GitHub
commit 79034eac6e
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9 changed files with 232 additions and 149 deletions
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38
Cargo.lock generated
View File

@ -115,7 +115,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e01ed3140b2f8d422c68afa1ed2e85d996ea619c988ac834d255db32138655cb"
dependencies = [
"quote 1.0.33",
"syn 2.0.33",
"syn 2.0.36",
]
[[package]]
@ -228,7 +228,7 @@ dependencies = [
"actix-router",
"proc-macro2 1.0.67",
"quote 1.0.33",
"syn 2.0.33",
"syn 2.0.36",
]
[[package]]
@ -326,7 +326,7 @@ checksum = "bc00ceb34980c03614e35a3a4e218276a0a824e911d07651cd0d858a51e8c0f0"
dependencies = [
"proc-macro2 1.0.67",
"quote 1.0.33",
"syn 2.0.33",
"syn 2.0.36",
]
[[package]]
@ -863,7 +863,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "13b588ba4ac1a99f7f2964d24b3d896ddc6bf847ee3855dbd4366f058cfcd331"
dependencies = [
"quote 1.0.33",
"syn 2.0.33",
"syn 2.0.36",
]
[[package]]
@ -1218,7 +1218,7 @@ checksum = "89ca545a94061b6365f2c7355b4b32bd20df3ff95f02da9329b34ccc3bd6ee72"
dependencies = [
"proc-macro2 1.0.67",
"quote 1.0.33",
"syn 2.0.33",
"syn 2.0.36",
]
[[package]]
@ -2093,7 +2093,7 @@ checksum = "a948666b637a0f465e8564c73e89d4dde00d72d4d473cc972f390fc3dcee7d9c"
dependencies = [
"proc-macro2 1.0.67",
"quote 1.0.33",
"syn 2.0.33",
"syn 2.0.36",
]
[[package]]
@ -2212,7 +2212,7 @@ dependencies = [
"pest_meta",
"proc-macro2 1.0.67",
"quote 1.0.33",
"syn 2.0.33",
"syn 2.0.36",
]
[[package]]
@ -2314,7 +2314,7 @@ dependencies = [
"phf_shared 0.11.2",
"proc-macro2 1.0.67",
"quote 1.0.33",
"syn 2.0.33",
"syn 2.0.36",
]
[[package]]
@ -2361,7 +2361,7 @@ checksum = "4359fd9c9171ec6e8c62926d6faaf553a8dc3f64e1507e76da7911b4f6a04405"
dependencies = [
"proc-macro2 1.0.67",
"quote 1.0.33",
"syn 2.0.33",
"syn 2.0.36",
]
[[package]]
@ -3005,7 +3005,7 @@ checksum = "4eca7ac642d82aa35b60049a6eccb4be6be75e599bd2e9adb5f875a737654af2"
dependencies = [
"proc-macro2 1.0.67",
"quote 1.0.33",
"syn 2.0.33",
"syn 2.0.36",
]
[[package]]
@ -3262,9 +3262,9 @@ dependencies = [
[[package]]
name = "syn"
version = "2.0.33"
version = "2.0.36"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9caece70c63bfba29ec2fed841a09851b14a235c60010fa4de58089b6c025668"
checksum = "91e02e55d62894af2a08aca894c6577281f76769ba47c94d5756bec8ac6e7373"
dependencies = [
"proc-macro2 1.0.67",
"quote 1.0.33",
@ -3349,7 +3349,7 @@ checksum = "49922ecae66cc8a249b77e68d1d0623c1b2c514f0060c27cdc68bd62a1219d35"
dependencies = [
"proc-macro2 1.0.67",
"quote 1.0.33",
"syn 2.0.33",
"syn 2.0.36",
]
[[package]]
@ -3509,7 +3509,7 @@ checksum = "630bdcf245f78637c13ec01ffae6187cca34625e8c63150d424b59e55af2675e"
dependencies = [
"proc-macro2 1.0.67",
"quote 1.0.33",
"syn 2.0.33",
"syn 2.0.36",
]
[[package]]
@ -3678,9 +3678,9 @@ dependencies = [
[[package]]
name = "typenum"
version = "1.16.0"
version = "1.17.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "497961ef93d974e23eb6f433eb5fe1b7930b659f06d12dec6fc44a8f554c0bba"
checksum = "42ff0bf0c66b8238c6f3b578df37d0b7848e55df8577b3f74f92a69acceeb825"
[[package]]
name = "ucd-trie"
@ -3848,7 +3848,7 @@ dependencies = [
"once_cell",
"proc-macro2 1.0.67",
"quote 1.0.33",
"syn 2.0.33",
"syn 2.0.36",
"wasm-bindgen-shared",
]
@ -3882,7 +3882,7 @@ checksum = "54681b18a46765f095758388f2d0cf16eb8d4169b639ab575a8f5693af210c7b"
dependencies = [
"proc-macro2 1.0.67",
"quote 1.0.33",
"syn 2.0.33",
"syn 2.0.36",
"wasm-bindgen-backend",
"wasm-bindgen-shared",
]
@ -3905,7 +3905,7 @@ dependencies = [
[[package]]
name = "websurfx"
version = "0.20.11"
version = "0.21.1"
dependencies = [
"actix-cors",
"actix-files",

3
Cargo.toml
View File

@ -1,6 +1,6 @@
[package]
name = "websurfx"
version = "0.20.11"
version = "0.21.1"
edition = "2021"
description = "An open-source alternative to Searx that provides clean, ad-free, and organic results with incredible speed while keeping privacy and security in mind."
repository = "https://github.com/neon-mmd/websurfx"
@ -71,4 +71,3 @@ default = ["memory-cache"]
dhat-heap = ["dep:dhat"]
memory-cache = ["dep:mini-moka"]
redis-cache = ["dep:redis"]
hybrid-cache = ["memory-cache", "redis-cache"]

194
src/cache/cacher.rs vendored
View File

@ -10,7 +10,7 @@ use tokio::sync::Mutex;
use crate::{config::parser::Config, models::aggregation_models::SearchResults};
use super::error::PoolError;
use super::error::CacheError;
#[cfg(feature = "redis-cache")]
use super::redis_cacher::RedisCache;
@ -19,46 +19,80 @@ use super::redis_cacher::RedisCache;
pub enum Cache {
/// Caching is disabled
Disabled,
#[cfg(feature = "redis-cache")]
#[cfg(all(feature = "redis-cache", not(feature = "memory-cache")))]
/// Encapsulates the Redis based cache
Redis(RedisCache),
#[cfg(feature = "memory-cache")]
#[cfg(all(feature = "memory-cache", not(feature = "redis-cache")))]
/// Contains the in-memory cache.
InMemory(MokaCache<String, SearchResults>),
#[cfg(all(feature = "redis-cache", feature = "memory-cache"))]
/// Contains both the in-memory cache and Redis based cache
Hybrid(RedisCache, MokaCache<String, SearchResults>),
}
impl Cache {
/// Builds the cache from the given configuration.
/// A function that builds the cache from the given configuration.
///
/// # Arguments
///
/// * `config` - It takes the config struct as an argument.
///
/// # Returns
///
/// It returns a newly initialized variant based on the feature enabled by the user.
pub async fn build(_config: &Config) -> Self {
#[cfg(feature = "redis-cache")]
if let Some(url) = &_config.redis_url {
log::info!("Using Redis running at {} for caching", &url);
return Cache::new(
RedisCache::new(url, 5)
#[cfg(all(feature = "redis-cache", feature = "memory-cache"))]
{
log::info!("Using a hybrid cache");
Cache::new_hybrid(
RedisCache::new(&_config.redis_url, 5)
.await
.expect("Redis cache configured"),
);
)
}
#[cfg(feature = "memory-cache")]
#[cfg(all(feature = "redis-cache", not(feature = "memory-cache")))]
{
log::info!("Listening redis server on {}", &_config.redis_url);
Cache::new(
RedisCache::new(&_config.redis_url, 5)
.await
.expect("Redis cache configured"),
)
}
#[cfg(all(feature = "memory-cache", not(feature = "redis-cache")))]
{
log::info!("Using an in-memory cache");
return Cache::new_in_memory();
Cache::new_in_memory()
}
#[cfg(not(feature = "memory-cache"))]
#[cfg(not(any(feature = "memory-cache", feature = "redis-cache")))]
{
log::info!("Caching is disabled");
Cache::Disabled
}
}
/// Creates a new cache, which wraps the given RedisCache.
#[cfg(feature = "redis-cache")]
/// A function that initializes a new connection pool struct.
///
/// # Arguments
///
/// * `redis_cache` - It takes the newly initialized connection pool struct as an argument.
///
/// # Returns
///
/// It returns a `Redis` variant with the newly initialized connection pool struct.
#[cfg(all(feature = "redis-cache", not(feature = "memory-cache")))]
pub fn new(redis_cache: RedisCache) -> Self {
Cache::Redis(redis_cache)
}
/// Creates an in-memory cache
#[cfg(feature = "memory-cache")]
/// A function that initializes the `in memory` cache which is used to cache the results in
/// memory with the search engine thus improving performance by making retrieval and caching of
/// results faster.
///
/// # Returns
///
/// It returns a `InMemory` variant with the newly initialized in memory cache type.
#[cfg(all(feature = "memory-cache", not(feature = "redis-cache")))]
pub fn new_in_memory() -> Self {
let cache = MokaCache::builder()
.max_capacity(1000)
@ -67,24 +101,60 @@ impl Cache {
Cache::InMemory(cache)
}
/// A function that initializes both in memory cache and redis client connection for being used
/// for managing hybrid cache which increases resiliancy of the search engine by allowing the
/// cache to switch to `in memory` caching if the `redis` cache server is temporarily
/// unavailable.
///
/// # Arguments
///
/// * `redis_cache` - It takes `redis` client connection struct as an argument.
///
/// # Returns
///
/// It returns a tuple variant `Hybrid` storing both the in-memory cache type and the `redis`
/// client connection struct.
#[cfg(all(feature = "redis-cache", feature = "memory-cache"))]
pub fn new_hybrid(redis_cache: RedisCache) -> Self {
let cache = MokaCache::builder()
.max_capacity(1000)
.time_to_live(Duration::from_secs(60))
.build();
Cache::Hybrid(redis_cache, cache)
}
/// A function which fetches the cached json results as json string.
///
/// # Arguments
///
/// * `url` - It takes an url as a string.
pub async fn cached_json(&mut self, url: &str) -> Result<SearchResults, Report<PoolError>> {
///
/// # Error
///
/// Returns the `SearchResults` from the cache if the program executes normally otherwise
/// returns a `CacheError` if the results cannot be retrieved from the cache.
pub async fn cached_json(&mut self, _url: &str) -> Result<SearchResults, Report<CacheError>> {
match self {
Cache::Disabled => Err(Report::new(PoolError::MissingValue)),
#[cfg(feature = "redis-cache")]
Cache::Disabled => Err(Report::new(CacheError::MissingValue)),
#[cfg(all(feature = "redis-cache", not(feature = "memory-cache")))]
Cache::Redis(redis_cache) => {
let json = redis_cache.cached_json(url).await?;
let json = redis_cache.cached_json(_url).await?;
Ok(serde_json::from_str::<SearchResults>(&json)
.map_err(|_| PoolError::SerializationError)?)
.map_err(|_| CacheError::SerializationError)?)
}
#[cfg(feature = "memory-cache")]
Cache::InMemory(in_memory) => match in_memory.get(&url.to_string()) {
#[cfg(all(feature = "memory-cache", not(feature = "redis-cache")))]
Cache::InMemory(in_memory) => match in_memory.get(&_url.to_string()) {
Some(res) => Ok(res),
None => Err(Report::new(PoolError::MissingValue)),
None => Err(Report::new(CacheError::MissingValue)),
},
#[cfg(all(feature = "redis-cache", feature = "memory-cache"))]
Cache::Hybrid(redis_cache, in_memory) => match redis_cache.cached_json(_url).await {
Ok(res) => Ok(serde_json::from_str::<SearchResults>(&res)
.map_err(|_| CacheError::SerializationError)?),
Err(_) => match in_memory.get(&_url.to_string()) {
Some(res) => Ok(res),
None => Err(Report::new(CacheError::MissingValue)),
},
},
}
}
@ -96,24 +166,42 @@ impl Cache {
///
/// * `json_results` - It takes the json results string as an argument.
/// * `url` - It takes the url as a String.
///
/// # Error
///
/// Returns a unit type if the program caches the given search results without a failure
/// otherwise it returns a `CacheError` if the search results cannot be cached due to a
/// failure.
pub async fn cache_results(
&mut self,
search_results: &SearchResults,
url: &str,
) -> Result<(), Report<PoolError>> {
_search_results: &SearchResults,
_url: &str,
) -> Result<(), Report<CacheError>> {
match self {
Cache::Disabled => Ok(()),
#[cfg(feature = "redis-cache")]
#[cfg(all(feature = "redis-cache", not(feature = "memory-cache")))]
Cache::Redis(redis_cache) => {
let json = serde_json::to_string(search_results)
.map_err(|_| PoolError::SerializationError)?;
redis_cache.cache_results(&json, url).await
let json = serde_json::to_string(_search_results)
.map_err(|_| CacheError::SerializationError)?;
redis_cache.cache_results(&json, _url).await
}
#[cfg(feature = "memory-cache")]
#[cfg(all(feature = "memory-cache", not(feature = "redis-cache")))]
Cache::InMemory(cache) => {
cache.insert(url.to_string(), search_results.clone());
cache.insert(_url.to_string(), _search_results.clone());
Ok(())
}
#[cfg(all(feature = "memory-cache", feature = "redis-cache"))]
Cache::Hybrid(redis_cache, cache) => {
let json = serde_json::to_string(_search_results)
.map_err(|_| CacheError::SerializationError)?;
match redis_cache.cache_results(&json, _url).await {
Ok(_) => Ok(()),
Err(_) => {
cache.insert(_url.to_string(), _search_results.clone());
Ok(())
}
}
}
}
}
}
@ -125,26 +213,54 @@ pub struct SharedCache {
}
impl SharedCache {
/// Creates a new SharedCache from a Cache implementation
/// A function that creates a new `SharedCache` from a Cache implementation.
///
/// # Arguments
///
/// * `cache` - It takes the `Cache` enum variant as an argument with the prefered cache type.
///
/// Returns a newly constructed `SharedCache` struct.
pub fn new(cache: Cache) -> Self {
Self {
cache: Mutex::new(cache),
}
}
/// A function which retrieves the cached SearchResulsts from the internal cache.
pub async fn cached_json(&self, url: &str) -> Result<SearchResults, Report<PoolError>> {
/// A getter function which retrieves the cached SearchResulsts from the internal cache.
///
/// # Arguments
///
/// * `url` - It takes the search url as an argument which will be used as the key to fetch the
/// cached results from the cache.
///
/// # Error
///
/// Returns a `SearchResults` struct containing the search results from the cache if nothing
/// goes wrong otherwise returns a `CacheError`.
pub async fn cached_json(&self, url: &str) -> Result<SearchResults, Report<CacheError>> {
let mut mut_cache = self.cache.lock().await;
mut_cache.cached_json(url).await
}
/// A function which caches the results by using the `url` as the key and
/// A setter function which caches the results by using the `url` as the key and
/// `SearchResults` as the value.
///
/// # Arguments
///
/// * `search_results` - It takes the `SearchResults` as an argument which are results that
/// needs to be cached.
/// * `url` - It takes the search url as an argument which will be used as the key for storing
/// results in the cache.
///
/// # Error
///
/// Returns an unit type if the results are cached succesfully otherwise returns a `CacheError`
/// on a failure.
pub async fn cache_results(
&self,
search_results: &SearchResults,
url: &str,
) -> Result<(), Report<PoolError>> {
) -> Result<(), Report<CacheError>> {
let mut mut_cache = self.cache.lock().await;
mut_cache.cache_results(search_results, url).await
}

14
src/cache/error.rs vendored
View File

@ -7,7 +7,7 @@ use redis::RedisError;
/// A custom error type used for handling redis async pool associated errors.
#[derive(Debug)]
pub enum PoolError {
pub enum CacheError {
/// This variant handles all errors related to `RedisError`,
#[cfg(feature = "redis-cache")]
RedisError(RedisError),
@ -20,31 +20,31 @@ pub enum PoolError {
MissingValue,
}
impl fmt::Display for PoolError {
impl fmt::Display for CacheError {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
match self {
#[cfg(feature = "redis-cache")]
PoolError::RedisError(redis_error) => {
CacheError::RedisError(redis_error) => {
if let Some(detail) = redis_error.detail() {
write!(f, "{}", detail)
} else {
write!(f, "")
}
}
PoolError::PoolExhaustionWithConnectionDropError => {
CacheError::PoolExhaustionWithConnectionDropError => {
write!(
f,
"Error all connections from the pool dropped with connection error"
)
}
PoolError::MissingValue => {
CacheError::MissingValue => {
write!(f, "The value is missing from the cache")
}
PoolError::SerializationError => {
CacheError::SerializationError => {
write!(f, "Unable to serialize, deserialize from the cache")
}
}
}
}
impl error_stack::Context for PoolError {}
impl error_stack::Context for CacheError {}

29
src/cache/redis_cacher.rs vendored
View File

@ -6,7 +6,7 @@ use futures::future::try_join_all;
use md5::compute;
use redis::{aio::ConnectionManager, AsyncCommands, Client, RedisError};
use super::error::PoolError;
use super::error::CacheError;
/// A named struct which stores the redis Connection url address to which the client will
/// connect to.
@ -29,6 +29,11 @@ impl RedisCache {
/// * `redis_connection_url` - It takes the redis Connection url address.
/// * `pool_size` - It takes the size of the connection pool (in other words the number of
/// connections that should be stored in the pool).
///
/// # Error
///
/// Returns a newly constructed `RedisCache` struct on success otherwise returns a standard
/// error type.
pub async fn new(
redis_connection_url: &str,
pool_size: u8,
@ -62,7 +67,12 @@ impl RedisCache {
/// # Arguments
///
/// * `url` - It takes an url as a string.
pub async fn cached_json(&mut self, url: &str) -> Result<String, Report<PoolError>> {
///
/// # Error
///
/// Returns the results as a String from the cache on success otherwise returns a `CacheError`
/// on a failure.
pub async fn cached_json(&mut self, url: &str) -> Result<String, Report<CacheError>> {
self.current_connection = Default::default();
let hashed_url_string: &str = &self.hash_url(url);
@ -85,7 +95,7 @@ impl RedisCache {
self.current_connection += 1;
if self.current_connection == self.pool_size {
return Err(Report::new(
PoolError::PoolExhaustionWithConnectionDropError,
CacheError::PoolExhaustionWithConnectionDropError,
));
}
result = self.connection_pool[self.current_connection as usize]
@ -93,7 +103,7 @@ impl RedisCache {
.await;
continue;
}
false => return Err(Report::new(PoolError::RedisError(error))),
false => return Err(Report::new(CacheError::RedisError(error))),
},
Ok(res) => return Ok(res),
}
@ -108,11 +118,16 @@ impl RedisCache {
///
/// * `json_results` - It takes the json results string as an argument.
/// * `url` - It takes the url as a String.
///
/// # Error
///
/// Returns an unit type if the results are cached succesfully otherwise returns a `CacheError`
/// on a failure.
pub async fn cache_results(
&mut self,
json_results: &str,
url: &str,
) -> Result<(), Report<PoolError>> {
) -> Result<(), Report<CacheError>> {
self.current_connection = Default::default();
let hashed_url_string: &str = &self.hash_url(url);
@ -135,7 +150,7 @@ impl RedisCache {
self.current_connection += 1;
if self.current_connection == self.pool_size {
return Err(Report::new(
PoolError::PoolExhaustionWithConnectionDropError,
CacheError::PoolExhaustionWithConnectionDropError,
));
}
result = self.connection_pool[self.current_connection as usize]
@ -143,7 +158,7 @@ impl RedisCache {
.await;
continue;
}
false => return Err(Report::new(PoolError::RedisError(error))),
false => return Err(Report::new(CacheError::RedisError(error))),
},
Ok(_) => return Ok(()),
}

6
src/config/parser.rs
View File

@ -17,9 +17,10 @@ pub struct Config {
pub binding_ip: String,
/// It stores the theming options for the website.
pub style: Style,
#[cfg(feature = "redis-cache")]
/// It stores the redis connection url address on which the redis
/// client should connect.
pub redis_url: Option<String>,
pub redis_url: String,
/// It stores the option to whether enable or disable production use.
pub aggregator: AggregatorConfig,
/// It stores the option to whether enable or disable logs.
@ -99,7 +100,8 @@ impl Config {
globals.get::<_, String>("theme")?,
globals.get::<_, String>("colorscheme")?,
),
redis_url: globals.get::<_, String>("redis_url").ok(),
#[cfg(feature = "redis-cache")]
redis_url: globals.get::<_, String>("redis_url")?,
aggregator: AggregatorConfig {
random_delay: globals.get::<_, bool>("production_use")?,
},

11
src/models/server_models.rs
View File

@ -11,16 +11,19 @@ pub struct SearchParams {
/// It stores the search parameter `page` (or pageno in simple words)
/// of the search url.
pub page: Option<u32>,
/// It stores the search parameter `safesearch` (or safe search level in simple words) of the
/// search url.
pub safesearch: Option<u8>,
}
/// A named struct which is used to deserialize the cookies fetched from the client side.
#[allow(dead_code)]
#[derive(Deserialize)]
pub struct Cookie {
pub struct Cookie<'a> {
/// It stores the theme name used in the website.
pub theme: String,
pub theme: &'a str,
/// It stores the colorscheme name used for the website theme.
pub colorscheme: String,
pub colorscheme: &'a str,
/// It stores the user selected upstream search engines selected from the UI.
pub engines: Vec<String>,
pub engines: Vec<&'a str>,
}

85
src/server/routes/search.rs
View File

@ -4,43 +4,22 @@ use crate::{
cache::cacher::SharedCache,
config::parser::Config,
handler::paths::{file_path, FileType},
models::{aggregation_models::SearchResults, engine_models::EngineHandler},
models::{
aggregation_models::SearchResults,
engine_models::EngineHandler,
server_models::{Cookie, SearchParams},
},
results::aggregator::aggregate,
};
use actix_web::{get, web, HttpRequest, HttpResponse};
use handlebars::Handlebars;
use regex::Regex;
use serde::Deserialize;
use std::{
fs::{read_to_string, File},
fs::File,
io::{BufRead, BufReader, Read},
};
use tokio::join;
/// A named struct which deserializes all the user provided search parameters and stores them.
#[derive(Deserialize)]
pub struct SearchParams {
/// It stores the search parameter option `q` (or query in simple words)
/// of the search url.
q: Option<String>,
/// It stores the search parameter `page` (or pageno in simple words)
/// of the search url.
page: Option<u32>,
/// It stores the search parameter `safesearch` (or safe search level in simple words) of the
/// search url.
safesearch: Option<u8>,
}
/// Handles the route of index page or main page of the `websurfx` meta search engine website.
#[get("/")]
pub async fn index(
hbs: web::Data<Handlebars<'_>>,
config: web::Data<Config>,
) -> Result<HttpResponse, Box<dyn std::error::Error>> {
let page_content: String = hbs.render("index", &config.style).unwrap();
Ok(HttpResponse::Ok().body(page_content))
}
/// Handles the route of any other accessed route/page which is not provided by the
/// website essentially the 404 error page.
pub async fn not_found(
@ -54,18 +33,6 @@ pub async fn not_found(
.body(page_content))
}
/// A named struct which is used to deserialize the cookies fetched from the client side.
#[allow(dead_code)]
#[derive(Deserialize)]
struct Cookie<'a> {
/// It stores the theme name used in the website.
theme: &'a str,
/// It stores the colorscheme name used for the website theme.
colorscheme: &'a str,
/// It stores the user selected upstream search engines selected from the UI.
engines: Vec<&'a str>,
}
/// Handles the route of search page of the `websurfx` meta search engine website and it takes
/// two search url parameters `q` and `page` where `page` parameter is optional.
///
@ -264,6 +231,16 @@ async fn results(
/// A helper function which checks whether the search query contains any keywords which should be
/// disallowed/allowed based on the regex based rules present in the blocklist and allowlist files.
///
/// # Arguments
///
/// * `file_path` - It takes the file path of the list as the argument.
/// * `query` - It takes the search query to be checked against the list as an argument.
///
/// # Error
///
/// Returns a bool indicating whether the results were found in the list or not on success
/// otherwise returns a standard error type on a failure.
fn is_match_from_filter_list(
file_path: &str,
query: &str,
@ -279,33 +256,3 @@ fn is_match_from_filter_list(
}
Ok(flag)
}
/// Handles the route of robots.txt page of the `websurfx` meta search engine website.
#[get("/robots.txt")]
pub async fn robots_data(_req: HttpRequest) -> Result<HttpResponse, Box<dyn std::error::Error>> {
let page_content: String =
read_to_string(format!("{}/robots.txt", file_path(FileType::Theme)?))?;
Ok(HttpResponse::Ok()
.content_type("text/plain; charset=ascii")
.body(page_content))
}
/// Handles the route of about page of the `websurfx` meta search engine website.
#[get("/about")]
pub async fn about(
hbs: web::Data<Handlebars<'_>>,
config: web::Data<Config>,
) -> Result<HttpResponse, Box<dyn std::error::Error>> {
let page_content: String = hbs.render("about", &config.style)?;
Ok(HttpResponse::Ok().body(page_content))
}
/// Handles the route of settings page of the `websurfx` meta search engine website.
#[get("/settings")]
pub async fn settings(
hbs: web::Data<Handlebars<'_>>,
config: web::Data<Config>,
) -> Result<HttpResponse, Box<dyn std::error::Error>> {
let page_content: String = hbs.render("settings", &config.style)?;
Ok(HttpResponse::Ok().body(page_content))
}

1
tests/index.rs
View File

@ -12,6 +12,7 @@ fn spawn_app() -> String {
let server = run(
listener,
config,
#[cfg(all(feature = "memory-cache", not(feature = "redis-cache")))]
websurfx::cache::cacher::Cache::new_in_memory(),
)
.expect("Failed to bind address");