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|
use crate::gitlab::Api;
use serde::Serialize;
use std::collections::HashSet;
// Cedar entity structures
// Note: We define custom types instead of using cedar_policy::Entity directly because:
// 1. Cedar's Entity type is for runtime use, not JSON serialization
// 2. These types ensure our JSON output matches Cedar's expected format exactly
// 3. The #[serde(rename)] attributes handle Cedar's specific field naming requirements
#[derive(Debug, Serialize)]
pub struct CedarEntity {
pub uid: CedarUid,
pub attrs: serde_json::Value,
pub parents: Vec<CedarParent>,
}
#[derive(Debug, Serialize)]
pub struct CedarUid {
#[serde(rename = "type")]
pub entity_type: String,
pub id: String,
}
#[derive(Debug, Serialize)]
pub struct CedarParent {
#[serde(rename = "type")]
pub parent_type: String,
pub id: String,
}
pub struct EntitiesRepository {
api: Api,
}
impl EntitiesRepository {
pub fn new(api: Api) -> EntitiesRepository {
EntitiesRepository { api: api }
}
pub async fn all(
&self,
project_path: String,
) -> Result<Vec<CedarEntity>, Box<dyn std::error::Error>> {
let mut entities = Vec::new();
let mut groups = HashSet::new();
let project = self.api.get_project(&project_path).await?;
entities.push(CedarEntity {
uid: CedarUid {
entity_type: "Project".to_string(),
id: project.id.to_string(),
},
attrs: serde_json::json!({
"name": project.name,
"path": project.path,
"full_path": format!("{}/{}", project.namespace.full_path, project.path),
}),
parents: if project.namespace.kind == "group" {
vec![CedarParent {
parent_type: "Group".to_string(),
id: project.namespace.id.to_string(),
}]
} else {
vec![]
},
});
for member in self.api.get_project_members(project.id).await? {
if member.state == "active" {
entities.push(CedarEntity {
uid: CedarUid {
entity_type: "User".to_string(),
id: member.id.to_string(),
},
attrs: serde_json::json!({
"username": member.username,
"access_level": member.access_level,
}),
parents: vec![],
});
}
}
if project.namespace.kind == "group" {
self.fetch_hierarchy(project.namespace.id, &mut entities, &mut groups)
.await?;
}
Ok(entities)
}
/// Validates that the entities can be parsed by Cedar
pub fn is_valid(entities: &[CedarEntity]) -> Result<(), Box<dyn std::error::Error>> {
let json = serde_json::to_string(entities)?;
cedar_policy::Entities::from_json_str(&json, None)?;
Ok(())
}
fn fetch_hierarchy<'a>(
&'a self,
group_id: u64,
entities: &'a mut Vec<CedarEntity>,
groups: &'a mut HashSet<u64>,
) -> std::pin::Pin<
Box<dyn std::future::Future<Output = Result<(), Box<dyn std::error::Error>>> + 'a>,
> {
Box::pin(async move {
if groups.contains(&group_id) {
return Ok(());
}
groups.insert(group_id);
let group = self.api.get_group(group_id).await?;
let parents = if let Some(parent_id) = group.parent_id {
self.fetch_hierarchy(parent_id, entities, groups).await?;
vec![CedarParent {
parent_type: "Group".to_string(),
id: parent_id.to_string(),
}]
} else {
vec![]
};
entities.push(CedarEntity {
uid: CedarUid {
entity_type: "Group".to_string(),
id: group.id.to_string(),
},
attrs: serde_json::json!({
"name": group.name,
"path": group.path,
"full_path": group.full_path,
}),
parents,
});
Ok(())
})
}
}
|
