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removed extract macro

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This commit is contained in:
Paul Zinselmeyer 2023-09-07 18:17:22 +02:00
parent 2bb388a477
commit 008bd9100a
Signed by: pfzetto
GPG key ID: 4EEF46A5B276E648
1 changed files with 40 additions and 34 deletions
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74
rebacs_server/src/grpc_service.rs
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@ -24,32 +24,6 @@ pub struct RebacService {
const USER_NS: &str = "user";
macro_rules! extract {
($type:ident::Src($src:expr)) => {{
if let Some(src) = $src.as_ref() {
let src: RObjectOrSet = match src {
$type::Src::SrcObj(obj) => (obj.namespace.clone(), obj.id.clone(), None).into(),
$type::Src::SrcSet(set) => (
set.namespace.clone(),
set.id.clone(),
Some(set.relation.clone()),
)
.into(),
};
if src.namespace().is_empty() {
return Err(Status::invalid_argument("src.namespace must be set"));
} else if src.id().is_empty() {
return Err(Status::invalid_argument("src.id must be set"));
} else {
Some(src)
}
} else {
None
}
}};
}
#[tonic::async_trait]
impl rebac_service_server::RebacService for RebacService {
async fn grant(&self, request: Request<GrantReq>) -> Result<Response<GrantRes>, Status> {
@ -57,8 +31,7 @@ impl rebac_service_server::RebacService for RebacService {
extract_token(request.metadata(), &self.oidc_pubkey, &self.oidc_validation).await?;
let user: RObject = (USER_NS, token.claims.sub.as_str()).into();
let src = extract!(grant_req::Src(request.get_ref().src))
.unwrap_or(("user", token.claims.sub.as_str(), None).into());
let src = extract_src(request.get_ref().src.clone(), &token.claims.sub)?;
let dst = extract_dst(request.get_ref().dst.as_ref())?;
if !self.graph.can_write(&user, &dst, None).await {
@ -88,8 +61,7 @@ impl rebac_service_server::RebacService for RebacService {
extract_token(request.metadata(), &self.oidc_pubkey, &self.oidc_validation).await?;
let user: RObject = (USER_NS, token.claims.sub.as_str()).into();
let src = extract!(revoke_req::Src(request.get_ref().src))
.unwrap_or(("user", token.claims.sub.as_str(), None).into());
let src = extract_src(request.get_ref().src.clone(), &token.claims.sub)?;
let dst = extract_dst(request.get_ref().dst.as_ref())?;
if !self.graph.can_write(&user, &dst, None).await {
@ -119,8 +91,7 @@ impl rebac_service_server::RebacService for RebacService {
let token =
extract_token(request.metadata(), &self.oidc_pubkey, &self.oidc_validation).await?;
let src = extract!(exists_req::Src(request.get_ref().src))
.unwrap_or(("user", token.claims.sub.as_str(), None).into());
let src = extract_src(request.get_ref().src.clone(), &token.claims.sub)?;
let dst = extract_dst(request.get_ref().dst.as_ref())?;
let exists = self.graph.has(src, &dst).await;
@ -135,8 +106,7 @@ impl rebac_service_server::RebacService for RebacService {
let token =
extract_token(request.metadata(), &self.oidc_pubkey, &self.oidc_validation).await?;
let src = extract!(is_permitted_req::Src(request.get_ref().src))
.unwrap_or(("user", token.claims.sub.as_str(), None).into());
let src = extract_src(request.get_ref().src.clone(), &token.claims.sub)?;
let dst = extract_dst(request.get_ref().dst.as_ref())?;
let permitted = self.graph.check(src, &dst, None).await;
@ -213,6 +183,24 @@ async fn extract_token(
Ok(token)
}
fn extract_src<'a>(
src: Option<impl Into<RObjectOrSet<'a>>>,
subject: &str,
) -> Result<RObjectOrSet<'a>, Status> {
if let Some(src) = src {
let src: RObjectOrSet<'_> = src.into();
if src.namespace().is_empty() {
Err(Status::invalid_argument("src.namespace must be set"))
} else if src.id().is_empty() {
Err(Status::invalid_argument("src.id must be set"))
} else {
Ok(src)
}
} else {
Ok((USER_NS, subject, None).into())
}
}
fn extract_dst(dst: Option<&Set>) -> Result<RSet, Status> {
let dst = dst
.as_ref()
@ -228,3 +216,21 @@ fn extract_dst(dst: Option<&Set>) -> Result<RSet, Status> {
Ok(dst)
}
macro_rules! from_src {
($src:path) => {
impl From<$src> for RObjectOrSet<'_> {
fn from(value: $src) -> Self {
use $src;
match value {
Src::SrcObj(obj) => (obj.namespace, obj.id, None).into(),
Src::SrcSet(set) => (set.namespace, set.id, Some(set.relation)).into(),
}
}
}
};
}
from_src!(grant_req::Src);
from_src!(revoke_req::Src);
from_src!(exists_req::Src);
from_src!(is_permitted_req::Src);