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Code style improvement

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Trinity Pointard 2018-10-06 10:57:37 +02:00
parent 3466e55548
commit 0d6a2af851
1 changed files with 40 additions and 39 deletions
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79
plume-common/src/activity_pub/sign.rs
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@ -97,46 +97,47 @@ impl SignatureValidity {
}
pub fn verify_http_headers<S: Signer+::std::fmt::Debug>(sender: &S, all_headers: HeaderMap, data: String) -> SignatureValidity{
if let Some(sig_header) = all_headers.get_one("Signature") {
let mut _key_id = None;
let mut _algorithm = None;
let mut headers = None;
let mut signature = None;
for part in sig_header.split(',') {
match part {
part if part.starts_with("keyId=") => _key_id = Some(&part[7..part.len()-1]),
part if part.starts_with("algorithm=") => _algorithm = Some(&part[11..part.len()-1]),
part if part.starts_with("headers=") => headers = Some(&part[9..part.len()-1]),
part if part.starts_with("signature=") => signature = Some(&part[11..part.len()-1]),
_ => {},
}
}
if signature.is_some() && headers.is_some() {
let headers = headers.unwrap().split_whitespace().collect::<Vec<_>>();
let signature = signature.unwrap();
let h = headers.iter()
.map(|header| (header,all_headers.get_one(header)))
.map(|(header, value)| format!("{}: {}", header.to_lowercase(), value.unwrap_or("")))
.collect::<Vec<_>>().join("\n");
if sender.verify(h, base64::decode(signature).unwrap_or(Vec::new())) {
if headers.contains(&"digest") {
let digest = all_headers.get_one("digest").unwrap_or("");
let digest = request::Digest::from_header(digest);
if digest.map(|d| d.verify(data)).unwrap_or(false) {
SignatureValidity::Valid
} else {
SignatureValidity::Invalid
}
} else {
SignatureValidity::ValidNoDigest
}
} else {
SignatureValidity::Invalid
}
} else {
SignatureValidity::Invalid
let sig_header = all_headers.get_one("Signature");
if sig_header.is_none() {
return SignatureValidity::Absent
}
let sig_header = sig_header.unwrap();
let mut _key_id = None;
let mut _algorithm = None;
let mut headers = None;
let mut signature = None;
for part in sig_header.split(',') {
match part {
part if part.starts_with("keyId=") => _key_id = Some(&part[7..part.len()-1]),
part if part.starts_with("algorithm=") => _algorithm = Some(&part[11..part.len()-1]),
part if part.starts_with("headers=") => headers = Some(&part[9..part.len()-1]),
part if part.starts_with("signature=") => signature = Some(&part[11..part.len()-1]),
_ => {},
}
}
if signature.is_none() || headers.is_none() {//missing part of the header
return SignatureValidity::Invalid
}
let headers = headers.unwrap().split_whitespace().collect::<Vec<_>>();
let signature = signature.unwrap();
let h = headers.iter()
.map(|header| (header,all_headers.get_one(header)))
.map(|(header, value)| format!("{}: {}", header.to_lowercase(), value.unwrap_or("")))
.collect::<Vec<_>>().join("\n");
if !sender.verify(h, base64::decode(signature).unwrap_or(Vec::new())) {
return SignatureValidity::Invalid
}
if !headers.contains(&"digest") {// signature is valid, but body content is not verified
return SignatureValidity::ValidNoDigest
}
let digest = all_headers.get_one("digest").unwrap_or("");
let digest = request::Digest::from_header(digest);
if !digest.map(|d| d.verify(data)).unwrap_or(false) {// signature was valid, but body content does not match its digest
SignatureValidity::Invalid
} else {
SignatureValidity::Absent
SignatureValidity::Valid// all check passed
}
}