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#![deny(missing_docs)]
use http::{
header::{HeaderMap, ToStrError},
method::Method,
uri::PathAndQuery,
};
use std::{collections::BTreeMap, error::Error, fmt};
use self::{create::Unsigned, verify::Unverified};
pub mod prelude {
pub use http::{
header::{HeaderMap, InvalidHeaderValue, ToStrError},
method::Method,
uri::PathAndQuery,
};
pub use crate::create::{Signed, Unsigned};
pub use crate::verify::{
Algorithm, DeprecatedAlgorithm, ParseSignatureError, ParsedHeader, Unvalidated, Unverified,
ValidateError,
};
pub use crate::{Config, PrepareVerifyError};
}
pub mod create;
pub mod verify {
pub use http_signature_normalization::verify::{
Algorithm, DeprecatedAlgorithm, ParseSignatureError, ParsedHeader, Unvalidated, Unverified,
ValidateError,
};
}
#[derive(Clone, Default)]
pub struct Config {
pub config: http_signature_normalization::Config,
}
#[derive(Debug)]
pub enum PrepareVerifyError {
Sig(http_signature_normalization::PrepareVerifyError),
Header(ToStrError),
}
#[derive(Debug)]
pub enum PrepareSignError {
Required(http_signature_normalization::RequiredError),
Header(ToStrError),
}
impl Config {
pub fn begin_sign(
&self,
method: &Method,
path_and_query: Option<&PathAndQuery>,
headers: HeaderMap,
) -> Result<Unsigned, PrepareSignError> {
let headers = headers
.iter()
.map(|(k, v)| v.to_str().map(|v| (k.to_string(), v.to_string())))
.collect::<Result<BTreeMap<_, _>, ToStrError>>()?;
let path_and_query = path_and_query
.map(|p| p.to_string())
.unwrap_or_else(|| String::from("/"));
let unsigned = self
.config
.begin_sign(method.as_ref(), &path_and_query, headers)?;
Ok(Unsigned { unsigned })
}
pub fn begin_verify(
&self,
method: &Method,
path_and_query: Option<&PathAndQuery>,
headers: HeaderMap,
) -> Result<Unverified, PrepareVerifyError> {
let headers = headers
.iter()
.map(|(k, v)| v.to_str().map(|v| (k.to_string(), v.to_string())))
.collect::<Result<BTreeMap<_, _>, ToStrError>>()?;
let path_and_query = path_and_query
.map(|p| p.to_string())
.unwrap_or_else(|| String::from("/"));
let unverified = self
.config
.begin_verify(method.as_ref(), &path_and_query, headers)?;
Ok(unverified)
}
}
impl fmt::Display for PrepareVerifyError {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
match *self {
PrepareVerifyError::Sig(ref e) => write!(f, "Sig error, {}", e),
PrepareVerifyError::Header(ref e) => write!(f, "Header error, {}", e),
}
}
}
impl fmt::Display for PrepareSignError {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
match *self {
PrepareSignError::Required(ref e) => write!(f, "Required error, {}", e),
PrepareSignError::Header(ref e) => write!(f, "Header error, {}", e),
}
}
}
impl Error for PrepareVerifyError {
fn source(&self) -> Option<&(dyn Error + 'static)> {
match *self {
PrepareVerifyError::Sig(ref e) => Some(e),
PrepareVerifyError::Header(ref e) => Some(e),
}
}
}
impl Error for PrepareSignError {
fn source(&self) -> Option<&(dyn Error + 'static)> {
match *self {
PrepareSignError::Required(ref e) => Some(e),
PrepareSignError::Header(ref e) => Some(e),
}
}
}
impl From<http_signature_normalization::PrepareVerifyError> for PrepareVerifyError {
fn from(e: http_signature_normalization::PrepareVerifyError) -> Self {
PrepareVerifyError::Sig(e)
}
}
impl From<ToStrError> for PrepareVerifyError {
fn from(e: ToStrError) -> Self {
PrepareVerifyError::Header(e)
}
}
impl From<http_signature_normalization::RequiredError> for PrepareSignError {
fn from(e: http_signature_normalization::RequiredError) -> Self {
PrepareSignError::Required(e)
}
}
impl From<ToStrError> for PrepareSignError {
fn from(e: ToStrError) -> Self {
PrepareSignError::Header(e)
}
}