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@ -46,6 +46,8 @@ pub struct Config {
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allow_federation: bool,
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#[serde(default = "false_fn")]
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pub allow_jaeger: bool,
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#[serde(default)]
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proxy: ProxyConfig,
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jwt_secret: Option<String>,
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#[serde(default = "Vec::new")]
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trusted_servers: Vec<Box<ServerName>>,
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@ -83,6 +85,125 @@ pub type Engine = abstraction::SledEngine;
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#[cfg(feature = "rocksdb")]
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pub type Engine = abstraction::RocksDbEngine;
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#[derive(Clone, Debug, Deserialize)]
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#[serde(rename_all = "snake_case")]
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pub enum ProxyConfig {
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None,
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Global {
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#[serde(deserialize_with = "crate::utils::deserialize_from_str")]
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url: reqwest::Url,
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},
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ByDomain(Vec<PartialProxyConfig>),
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}
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impl ProxyConfig {
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pub fn to_proxy(&self) -> Result<Option<reqwest::Proxy>> {
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Ok(match self.clone() {
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ProxyConfig::None => None,
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ProxyConfig::Global { url } => Some(reqwest::Proxy::all(url)?),
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ProxyConfig::ByDomain(proxies) => Some(reqwest::Proxy::custom(move |url| {
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proxies.iter().find_map(|proxy| proxy.for_url(url)).cloned() // first matching proxy
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})),
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})
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}
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}
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impl Default for ProxyConfig {
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fn default() -> Self {
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ProxyConfig::None
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}
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}
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#[derive(Clone, Debug, Deserialize)]
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pub struct PartialProxyConfig {
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#[serde(deserialize_with = "crate::utils::deserialize_from_str")]
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url: reqwest::Url,
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#[serde(default)]
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include: Vec<WildCardedDomain>,
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#[serde(default)]
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exclude: Vec<WildCardedDomain>,
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}
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impl PartialProxyConfig {
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pub fn for_url(&self, url: &reqwest::Url) -> Option<&reqwest::Url> {
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let domain = url.domain()?;
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let mut included_because = None; // most specific reason it was included
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let mut excluded_because = None; // most specific reason it was excluded
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if self.include.is_empty() {
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// treat empty include list as `*`
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included_because = Some(&WildCardedDomain::WildCard)
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}
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for wc_domain in &self.include {
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if wc_domain.matches(domain) {
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match included_because {
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Some(prev) if !wc_domain.more_specific_than(prev) => (),
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_ => included_because = Some(wc_domain),
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}
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}
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}
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for wc_domain in &self.exclude {
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if wc_domain.matches(domain) {
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match excluded_because {
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Some(prev) if !wc_domain.more_specific_than(prev) => (),
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_ => excluded_because = Some(wc_domain),
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}
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}
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}
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match (included_because, excluded_because) {
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(Some(a), Some(b)) if a.more_specific_than(b) => Some(&self.url), // included for a more specific reason than excluded
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(Some(_), None) => Some(&self.url),
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_ => None,
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}
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}
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}
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/// A domain name, that optionally allows a * as its first subdomain.
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#[derive(Clone, Debug)]
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pub enum WildCardedDomain {
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WildCard,
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WildCarded(String),
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Exact(String),
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}
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impl WildCardedDomain {
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pub fn matches(&self, domain: &str) -> bool {
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match self {
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WildCardedDomain::WildCard => true,
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WildCardedDomain::WildCarded(d) => domain.ends_with(d),
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WildCardedDomain::Exact(d) => domain == d,
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}
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}
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pub fn more_specific_than(&self, other: &Self) -> bool {
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match (self, other) {
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(WildCardedDomain::WildCard, WildCardedDomain::WildCard) => false,
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(_, WildCardedDomain::WildCard) => true,
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(WildCardedDomain::Exact(a), WildCardedDomain::WildCarded(_)) => other.matches(a),
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(WildCardedDomain::WildCarded(a), WildCardedDomain::WildCarded(b)) => {
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a != b && a.ends_with(b)
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}
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_ => false,
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}
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}
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}
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impl std::str::FromStr for WildCardedDomain {
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type Err = std::convert::Infallible;
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fn from_str(s: &str) -> std::result::Result<Self, Self::Err> {
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// maybe do some domain validation?
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Ok(if s.starts_with("*.") {
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WildCardedDomain::WildCarded(s[1..].to_owned())
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} else if s == "*" {
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WildCardedDomain::WildCarded("".to_owned())
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} else {
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WildCardedDomain::Exact(s.to_owned())
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})
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}
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}
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impl<'de> serde::de::Deserialize<'de> for WildCardedDomain {
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fn deserialize<D>(deserializer: D) -> std::result::Result<Self, D::Error>
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where
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D: serde::de::Deserializer<'de>,
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{
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crate::utils::deserialize_from_str(deserializer)
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}
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}
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#[derive(Clone)]
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pub struct Database {
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pub globals: globals::Globals,
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pub users: users::Users,
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