iop_coeus_node/operations/
transfer.rs

1use super::*;
2
3impl AuthorizedCommand for DoTransfer {
4    fn validate_auth(&self, state: &State, pk: &MPublicKey) -> Result<()> {
5        state.validate_domain_owner(&self.name, pk)
6    }
7}
8
9impl Command for DoTransfer {
10    fn execute(self, state: &mut State) -> Result<UndoOperation> {
11        ensure!(self.to_owner != Principal::system(), "Cannot transfer a domain to 'system'");
12        let last_block = state.last_seen_height();
13
14        let domain_mut = state.domain_mut(&self.name)?;
15        ensure!(domain_mut.owner() != &Principal::system(), "Cannot transfer a system domain");
16        ensure!(!domain_mut.is_expired_at(last_block), "Domain {} expired", self.name);
17
18        let undo_operation = UndoTransfer { name: self.name, owner: domain_mut.owner().to_owned() };
19        domain_mut.set_owner(self.to_owner);
20
21        Ok(UndoOperation::Transfer(undo_operation))
22    }
23}
24
25#[derive(Debug, Clone, Serialize, Deserialize, Eq, PartialEq)]
26#[serde(rename_all = "camelCase")]
27pub struct UndoTransfer {
28    #[serde(with = "serde_str")]
29    pub(super) name: DomainName,
30    pub(super) owner: Principal,
31}
32
33impl UndoCommand for UndoTransfer {
34    fn execute(self, state: &mut State) -> Result<()> {
35        let domain_mut = state.domain_mut(&self.name)?;
36        domain_mut.set_owner(self.owner);
37        Ok(())
38    }
39}
iop_coeus_node/operations/transfer.rs

iop_coeus_node/operations/
transfer.rs
