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use crate::error::GoogleResponse; use crate::resources::common::ListResponse; pub use crate::resources::common::{Entity, ProjectTeam, Role}; /// The ObjectAccessControls resources represent the Access Control Lists (ACLs) for objects within /// Google Cloud Storage. ACLs let you specify who has access to your data and to what extent. /// /// ```text,ignore /// Important: The methods for this resource fail with a 400 Bad Request response for buckets with /// uniform bucket-level access enabled. Use storage.buckets.getIamPolicy and /// storage.buckets.setIamPolicy to control access instead. /// ``` /// /// There are two roles that can be assigned to an entity: /// /// READERs can get an object, though the acl property will not be revealed. /// OWNERs are READERs, and they can get the acl property, update an object, and call all /// objectAccessControls methods on the object. The owner of an object is always an OWNER. /// /// For more information, see Access Control, with the caveat that this API uses READER and OWNER /// instead of READ and FULL_CONTROL. #[derive(Debug, PartialEq, serde::Serialize, serde::Deserialize)] #[serde(rename_all = "camelCase")] pub struct ObjectAccessControl { /// The kind of item this is. For object access control entries, this is always /// `storage#objectAccessControl`. pub kind: String, /// The ID of the access-control entry. pub id: String, /// The link to this access-control entry. pub self_link: String, /// The name of the bucket. pub bucket: String, /// The name of the object, if applied to an object. pub object: String, /// The content generation of the object, if applied to an object. pub generation: Option<String>, /// The entity holding the permission, in one of the following forms: /// /// user-userId /// user-email /// group-groupId /// group-email /// domain-domain /// project-team-projectId /// allUsers /// allAuthenticatedUsers /// /// Examples: /// /// The user liz@example.com would be user-liz@example.com. /// The group example@googlegroups.com would be group-example@googlegroups.com. /// To refer to all members of the G Suite for Business domain example.com, the entity would be /// domain-example.com. pub entity: Entity, /// The access permission for the entity. pub role: Role, /// The email address associated with the entity, if any. pub email: Option<String>, /// The ID for the entity, if any. pub entity_id: Option<String>, /// The domain associated with the entity, if any. pub domain: Option<String>, /// The project team associated with the entity, if any. pub project_team: Option<ProjectTeam>, /// HTTP 1.1 Entity tag for the access-control entry. pub etag: String, } /// Used to create a new `ObjectAccessControl` object. #[derive(Debug, PartialEq, serde::Serialize)] #[serde(rename_all = "camelCase")] pub struct NewObjectAccessControl { /// The entity holding the permission, in one of the following forms: /// /// user-userId /// user-email /// group-groupId /// group-email /// domain-domain /// project-team-projectId /// allUsers /// allAuthenticatedUsers /// /// Examples: /// /// The user liz@example.com would be user-liz@example.com. /// The group example@googlegroups.com would be group-example@googlegroups.com. /// To refer to all members of the G Suite for Business domain example.com, the entity would be /// domain-example.com. pub entity: Entity, /// The access permission for the entity. pub role: Role, } #[allow(unused)] #[derive(Debug, serde::Deserialize)] #[serde(rename_all = "camelCase")] struct ObjectAccessControlList { kind: String, items: Vec<ObjectAccessControl>, } impl ObjectAccessControl { /// Creates a new ACL entry on the specified `object`. /// /// ### Important /// Important: This method fails with a 400 Bad Request response for buckets with uniform /// bucket-level access enabled. Use `Bucket::get_iam_policy` and `Bucket::set_iam_policy` to /// control access instead. pub fn create( bucket: &str, object: &str, new_object_access_control: &NewObjectAccessControl, ) -> Result<Self, crate::Error> { let url = format!("{}/b/{}/o/{}/acl", crate::BASE_URL, bucket, object); let client = reqwest::blocking::Client::new(); let result: GoogleResponse<Self> = client .post(&url) .headers(crate::get_headers()?) .json(new_object_access_control) .send()? .json()?; Ok(result?) } /// Retrieves `ACL` entries on the specified object. /// /// ### Important /// Important: This method fails with a 400 Bad Request response for buckets with uniform /// bucket-level access enabled. Use `Bucket::get_iam_policy` and `Bucket::set_iam_policy` to /// control access instead. pub fn list(bucket: &str, object: &str) -> Result<Vec<Self>, crate::Error> { let url = format!("{}/b/{}/o/{}/acl", crate::BASE_URL, bucket, object); let client = reqwest::blocking::Client::new(); let result: GoogleResponse<ListResponse<Self>> = client .get(&url) .headers(crate::get_headers()?) .send()? .json()?; Ok(result?.items) } /// Returns the `ACL` entry for the specified entity on the specified bucket. /// /// ### Important /// Important: This method fails with a 400 Bad Request response for buckets with uniform /// bucket-level access enabled. Use `Bucket::get_iam_policy` and `Bucket::set_iam_policy` to /// control access instead. pub fn read(bucket: &str, object: &str, entity: &Entity) -> Result<Self, crate::Error> { let url = format!( "{}/b/{}/o/{}/acl/{}", crate::BASE_URL, bucket, object, entity ); let client = reqwest::blocking::Client::new(); let result: GoogleResponse<Self> = client .get(&url) .headers(crate::get_headers()?) .send()? .json()?; Ok(result?) } /// Updates an ACL entry on the specified object. /// /// ### Important /// Important: This method fails with a 400 Bad Request response for buckets with uniform /// bucket-level access enabled. Use `Bucket::get_iam_policy` and `Bucket::set_iam_policy` to /// control access instead. pub fn update(&self) -> Result<Self, crate::Error> { let url = format!( "{}/b/{}/o/{}/acl/{}", crate::BASE_URL, self.bucket, self.object, self.entity, ); let client = reqwest::blocking::Client::new(); let result: GoogleResponse<Self> = client .put(&url) .headers(crate::get_headers()?) .json(self) .send()? .json()?; Ok(result?) } /// Permanently deletes the ACL entry for the specified entity on the specified object. /// /// ### Important /// Important: This method fails with a 400 Bad Request response for buckets with uniform /// bucket-level access enabled. Use `Bucket::get_iam_policy` and `Bucket::set_iam_policy` to /// control access instead. pub fn delete(self) -> Result<(), crate::Error> { let url = format!( "{}/b/{}/o/{}/acl/{}", crate::BASE_URL, self.bucket, self.object, self.entity, ); let client = reqwest::blocking::Client::new(); let response = client.delete(&url).headers(crate::get_headers()?).send()?; if response.status().is_success() { Ok(()) } else { Err(crate::Error::Google(response.json()?)) } } } #[cfg(test)] mod tests { use super::*; use crate::Object; #[test] fn create() { let bucket = crate::read_test_bucket(); Object::create( &bucket.name, &[0, 1], "test-object-access-controls-create", "text/plain", ) .unwrap(); let new_bucket_access_control = NewObjectAccessControl { entity: Entity::AllUsers, role: Role::Reader, }; ObjectAccessControl::create( &bucket.name, "test-object-access-controls-create", &new_bucket_access_control, ) .unwrap(); } #[test] fn list() { let bucket = crate::read_test_bucket(); Object::create( &bucket.name, &[0, 1], "test-object-access-controls-list", "text/plain", ) .unwrap(); ObjectAccessControl::list(&bucket.name, "test-object-access-controls-list").unwrap(); } #[test] fn read() { let bucket = crate::read_test_bucket(); Object::create( &bucket.name, &[0, 1], "test-object-access-controls-read", "text/plain", ) .unwrap(); let new_bucket_access_control = NewObjectAccessControl { entity: Entity::AllUsers, role: Role::Reader, }; ObjectAccessControl::create( &bucket.name, "test-object-access-controls-read", &new_bucket_access_control, ) .unwrap(); ObjectAccessControl::read( &bucket.name, "test-object-access-controls-read", &Entity::AllUsers, ) .unwrap(); } #[test] fn update() { // use a seperate bucket to prevent synchronization issues let bucket = dbg!(crate::create_test_bucket( "test-object-access-controls-update" )); let new_bucket_access_control = NewObjectAccessControl { entity: Entity::AllUsers, role: Role::Reader, }; let object = dbg!(Object::create( &bucket.name, &[0, 1], "test-update", "text/plain" )) .unwrap(); dbg!(ObjectAccessControl::create( &bucket.name, "test-update", &new_bucket_access_control )) .unwrap(); let mut acl = dbg!(ObjectAccessControl::read( &bucket.name, "test-update", &Entity::AllUsers )) .unwrap(); acl.entity = Entity::AllAuthenticatedUsers; dbg!(acl.update()).unwrap(); dbg!(object.delete()).unwrap(); dbg!(bucket.delete()).unwrap(); } #[test] fn delete() { // use a seperate bucket to prevent synchronization issues let bucket = crate::create_test_bucket("test-object-access-controls-delete"); let new_bucket_access_control = NewObjectAccessControl { entity: Entity::AllUsers, role: Role::Reader, }; let object = Object::create(&bucket.name, &[0, 1], "test-delete", "text/plain").unwrap(); ObjectAccessControl::create(&bucket.name, "test-delete", &new_bucket_access_control) .unwrap(); let acl = ObjectAccessControl::read(&bucket.name, "test-delete", &Entity::AllUsers).unwrap(); acl.delete().unwrap(); object.delete().unwrap(); bucket.delete().unwrap(); } }