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-rw-r--r--src/api/s3/website.rs362
1 files changed, 362 insertions, 0 deletions
diff --git a/src/api/s3/website.rs b/src/api/s3/website.rs
new file mode 100644
index 00000000..77738971
--- /dev/null
+++ b/src/api/s3/website.rs
@@ -0,0 +1,362 @@
+use quick_xml::de::from_reader;
+use std::sync::Arc;
+
+use hyper::{Body, Request, Response, StatusCode};
+use serde::{Deserialize, Serialize};
+
+use crate::s3::error::*;
+use crate::s3::xml::{to_xml_with_header, xmlns_tag, IntValue, Value};
+use crate::signature::verify_signed_content;
+
+use garage_model::bucket_table::*;
+use garage_model::garage::Garage;
+use garage_util::data::*;
+
+pub async fn handle_get_website(bucket: &Bucket) -> Result<Response<Body>, Error> {
+ let param = bucket
+ .params()
+ .ok_or_internal_error("Bucket should not be deleted at this point")?;
+
+ if let Some(website) = param.website_config.get() {
+ let wc = WebsiteConfiguration {
+ xmlns: (),
+ error_document: website.error_document.as_ref().map(|v| Key {
+ key: Value(v.to_string()),
+ }),
+ index_document: Some(Suffix {
+ suffix: Value(website.index_document.to_string()),
+ }),
+ redirect_all_requests_to: None,
+ routing_rules: None,
+ };
+ let xml = to_xml_with_header(&wc)?;
+ Ok(Response::builder()
+ .status(StatusCode::OK)
+ .header(http::header::CONTENT_TYPE, "application/xml")
+ .body(Body::from(xml))?)
+ } else {
+ Ok(Response::builder()
+ .status(StatusCode::NO_CONTENT)
+ .body(Body::empty())?)
+ }
+}
+
+pub async fn handle_delete_website(
+ garage: Arc<Garage>,
+ bucket_id: Uuid,
+) -> Result<Response<Body>, Error> {
+ let mut bucket = garage
+ .bucket_helper()
+ .get_existing_bucket(bucket_id)
+ .await?;
+
+ let param = bucket.params_mut().unwrap();
+
+ param.website_config.update(None);
+ garage.bucket_table.insert(&bucket).await?;
+
+ Ok(Response::builder()
+ .status(StatusCode::NO_CONTENT)
+ .body(Body::empty())?)
+}
+
+pub async fn handle_put_website(
+ garage: Arc<Garage>,
+ bucket_id: Uuid,
+ req: Request<Body>,
+ content_sha256: Option<Hash>,
+) -> Result<Response<Body>, Error> {
+ let body = hyper::body::to_bytes(req.into_body()).await?;
+
+ if let Some(content_sha256) = content_sha256 {
+ verify_signed_content(content_sha256, &body[..])?;
+ }
+
+ let mut bucket = garage
+ .bucket_helper()
+ .get_existing_bucket(bucket_id)
+ .await?;
+
+ let param = bucket.params_mut().unwrap();
+
+ let conf: WebsiteConfiguration = from_reader(&body as &[u8])?;
+ conf.validate()?;
+
+ param
+ .website_config
+ .update(Some(conf.into_garage_website_config()?));
+ garage.bucket_table.insert(&bucket).await?;
+
+ Ok(Response::builder()
+ .status(StatusCode::OK)
+ .body(Body::empty())?)
+}
+
+#[derive(Debug, Serialize, Deserialize, PartialEq, Eq, PartialOrd, Ord)]
+pub struct WebsiteConfiguration {
+ #[serde(serialize_with = "xmlns_tag", skip_deserializing)]
+ pub xmlns: (),
+ #[serde(rename = "ErrorDocument")]
+ pub error_document: Option<Key>,
+ #[serde(rename = "IndexDocument")]
+ pub index_document: Option<Suffix>,
+ #[serde(rename = "RedirectAllRequestsTo")]
+ pub redirect_all_requests_to: Option<Target>,
+ #[serde(rename = "RoutingRules")]
+ pub routing_rules: Option<Vec<RoutingRule>>,
+}
+
+#[derive(Debug, Serialize, Deserialize, PartialEq, Eq, PartialOrd, Ord)]
+pub struct RoutingRule {
+ #[serde(rename = "RoutingRule")]
+ pub inner: RoutingRuleInner,
+}
+
+#[derive(Debug, Serialize, Deserialize, PartialEq, Eq, PartialOrd, Ord)]
+pub struct RoutingRuleInner {
+ #[serde(rename = "Condition")]
+ pub condition: Option<Condition>,
+ #[serde(rename = "Redirect")]
+ pub redirect: Redirect,
+}
+
+#[derive(Debug, Serialize, Deserialize, PartialEq, Eq, PartialOrd, Ord)]
+pub struct Key {
+ #[serde(rename = "Key")]
+ pub key: Value,
+}
+
+#[derive(Debug, Serialize, Deserialize, PartialEq, Eq, PartialOrd, Ord)]
+pub struct Suffix {
+ #[serde(rename = "Suffix")]
+ pub suffix: Value,
+}
+
+#[derive(Debug, Serialize, Deserialize, PartialEq, Eq, PartialOrd, Ord)]
+pub struct Target {
+ #[serde(rename = "HostName")]
+ pub hostname: Value,
+ #[serde(rename = "Protocol")]
+ pub protocol: Option<Value>,
+}
+
+#[derive(Debug, Serialize, Deserialize, PartialEq, Eq, PartialOrd, Ord)]
+pub struct Condition {
+ #[serde(rename = "HttpErrorCodeReturnedEquals")]
+ pub http_error_code: Option<IntValue>,
+ #[serde(rename = "KeyPrefixEquals")]
+ pub prefix: Option<Value>,
+}
+
+#[derive(Debug, Serialize, Deserialize, PartialEq, Eq, PartialOrd, Ord)]
+pub struct Redirect {
+ #[serde(rename = "HostName")]
+ pub hostname: Option<Value>,
+ #[serde(rename = "Protocol")]
+ pub protocol: Option<Value>,
+ #[serde(rename = "HttpRedirectCode")]
+ pub http_redirect_code: Option<IntValue>,
+ #[serde(rename = "ReplaceKeyPrefixWith")]
+ pub replace_prefix: Option<Value>,
+ #[serde(rename = "ReplaceKeyWith")]
+ pub replace_full: Option<Value>,
+}
+
+impl WebsiteConfiguration {
+ pub fn validate(&self) -> Result<(), Error> {
+ if self.redirect_all_requests_to.is_some()
+ && (self.error_document.is_some()
+ || self.index_document.is_some()
+ || self.routing_rules.is_some())
+ {
+ return Err(Error::bad_request(
+ "Bad XML: can't have RedirectAllRequestsTo and other fields",
+ ));
+ }
+ if let Some(ref ed) = self.error_document {
+ ed.validate()?;
+ }
+ if let Some(ref id) = self.index_document {
+ id.validate()?;
+ }
+ if let Some(ref rart) = self.redirect_all_requests_to {
+ rart.validate()?;
+ }
+ if let Some(ref rrs) = self.routing_rules {
+ for rr in rrs {
+ rr.inner.validate()?;
+ }
+ }
+
+ Ok(())
+ }
+
+ pub fn into_garage_website_config(self) -> Result<WebsiteConfig, Error> {
+ if self.redirect_all_requests_to.is_some() {
+ Err(Error::NotImplemented(
+ "S3 website redirects are not currently implemented in Garage.".into(),
+ ))
+ } else if self.routing_rules.map(|x| !x.is_empty()).unwrap_or(false) {
+ Err(Error::NotImplemented(
+ "S3 routing rules are not currently implemented in Garage.".into(),
+ ))
+ } else {
+ Ok(WebsiteConfig {
+ index_document: self
+ .index_document
+ .map(|x| x.suffix.0)
+ .unwrap_or_else(|| "index.html".to_string()),
+ error_document: self.error_document.map(|x| x.key.0),
+ })
+ }
+ }
+}
+
+impl Key {
+ pub fn validate(&self) -> Result<(), Error> {
+ if self.key.0.is_empty() {
+ Err(Error::bad_request(
+ "Bad XML: error document specified but empty",
+ ))
+ } else {
+ Ok(())
+ }
+ }
+}
+
+impl Suffix {
+ pub fn validate(&self) -> Result<(), Error> {
+ if self.suffix.0.is_empty() | self.suffix.0.contains('/') {
+ Err(Error::bad_request(
+ "Bad XML: index document is empty or contains /",
+ ))
+ } else {
+ Ok(())
+ }
+ }
+}
+
+impl Target {
+ pub fn validate(&self) -> Result<(), Error> {
+ if let Some(ref protocol) = self.protocol {
+ if protocol.0 != "http" && protocol.0 != "https" {
+ return Err(Error::bad_request("Bad XML: invalid protocol"));
+ }
+ }
+ Ok(())
+ }
+}
+
+impl RoutingRuleInner {
+ pub fn validate(&self) -> Result<(), Error> {
+ let has_prefix = self
+ .condition
+ .as_ref()
+ .and_then(|c| c.prefix.as_ref())
+ .is_some();
+ self.redirect.validate(has_prefix)
+ }
+}
+
+impl Redirect {
+ pub fn validate(&self, has_prefix: bool) -> Result<(), Error> {
+ if self.replace_prefix.is_some() {
+ if self.replace_full.is_some() {
+ return Err(Error::bad_request(
+ "Bad XML: both ReplaceKeyPrefixWith and ReplaceKeyWith are set",
+ ));
+ }
+ if !has_prefix {
+ return Err(Error::bad_request(
+ "Bad XML: ReplaceKeyPrefixWith is set, but KeyPrefixEquals isn't",
+ ));
+ }
+ }
+ if let Some(ref protocol) = self.protocol {
+ if protocol.0 != "http" && protocol.0 != "https" {
+ return Err(Error::bad_request("Bad XML: invalid protocol"));
+ }
+ }
+ // TODO there are probably more invalide cases, but which ones?
+ Ok(())
+ }
+}
+
+#[cfg(test)]
+mod tests {
+ use super::*;
+
+ use quick_xml::de::from_str;
+
+ #[test]
+ fn test_deserialize() -> Result<(), Error> {
+ let message = r#"<?xml version="1.0" encoding="UTF-8"?>
+<WebsiteConfiguration xmlns="http://s3.amazonaws.com/doc/2006-03-01/">
+ <ErrorDocument>
+ <Key>my-error-doc</Key>
+ </ErrorDocument>
+ <IndexDocument>
+ <Suffix>my-index</Suffix>
+ </IndexDocument>
+ <RedirectAllRequestsTo>
+ <HostName>garage.tld</HostName>
+ <Protocol>https</Protocol>
+ </RedirectAllRequestsTo>
+ <RoutingRules>
+ <RoutingRule>
+ <Condition>
+ <HttpErrorCodeReturnedEquals>404</HttpErrorCodeReturnedEquals>
+ <KeyPrefixEquals>prefix1</KeyPrefixEquals>
+ </Condition>
+ <Redirect>
+ <HostName>gara.ge</HostName>
+ <Protocol>http</Protocol>
+ <HttpRedirectCode>303</HttpRedirectCode>
+ <ReplaceKeyPrefixWith>prefix2</ReplaceKeyPrefixWith>
+ <ReplaceKeyWith>fullkey</ReplaceKeyWith>
+ </Redirect>
+ </RoutingRule>
+ </RoutingRules>
+</WebsiteConfiguration>"#;
+ let conf: WebsiteConfiguration = from_str(message).unwrap();
+ let ref_value = WebsiteConfiguration {
+ xmlns: (),
+ error_document: Some(Key {
+ key: Value("my-error-doc".to_owned()),
+ }),
+ index_document: Some(Suffix {
+ suffix: Value("my-index".to_owned()),
+ }),
+ redirect_all_requests_to: Some(Target {
+ hostname: Value("garage.tld".to_owned()),
+ protocol: Some(Value("https".to_owned())),
+ }),
+ routing_rules: Some(vec![RoutingRule {
+ inner: RoutingRuleInner {
+ condition: Some(Condition {
+ http_error_code: Some(IntValue(404)),
+ prefix: Some(Value("prefix1".to_owned())),
+ }),
+ redirect: Redirect {
+ hostname: Some(Value("gara.ge".to_owned())),
+ protocol: Some(Value("http".to_owned())),
+ http_redirect_code: Some(IntValue(303)),
+ replace_prefix: Some(Value("prefix2".to_owned())),
+ replace_full: Some(Value("fullkey".to_owned())),
+ },
+ },
+ }]),
+ };
+ assert_eq! {
+ ref_value,
+ conf
+ }
+
+ let message2 = to_xml_with_header(&ref_value)?;
+
+ let cleanup = |c: &str| c.replace(char::is_whitespace, "");
+ assert_eq!(cleanup(message), cleanup(&message2));
+
+ Ok(())
+ }
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-11 18:31:25 +0000