DAOAccountCap check

build/StarcoinFramework/BuildInfo.yaml

@@ -300,7 +300,7 @@ compiled_package_info:
     ? address: "0x00000000000000000000000000000001"
       name: YieldFarmingV2
     : StarcoinFramework
-  source_digest: 7138A8A0DEBB195CC13E43D24FAACA4CCE188BA3536A5DED8646E8934CBC2431
+  source_digest: 7383E555375A13FC20185C03038B1A256C817A71C484233F6D7EAEE9FA1263EA
   build_flags:
     dev_mode: false
     test_mode: false

integration-tests/daospace/dao_account.exp

@@ -1,17 +1,53 @@
-processed 4 tasks
+processed 6 tasks
 
 task 2 'run'. lines 6-23:
 {
-  "gas_used": 827652,
+  "gas_used": 837509,
   "status": {
     "Keep": "Executed"
   }
 }
 
 task 3 'run'. lines 28-40:
 {
-  "gas_used": 74662,
+  "gas_used": 84519,
   "status": {
     "Keep": "Executed"
   }
 }
+
+task 4 'run'. lines 42-51:
+{
+  "gas_used": 712879,
+  "status": {
+    "Keep": {
+      "MoveAbort": [
+        {
+          "Module": {
+            "address": "0x00000000000000000000000000000001",
+            "name": "DAOAccount"
+          }
+        },
+        25862
+      ]
+    }
+  }
+}
+
+task 5 'run'. lines 53-61:
+{
+  "gas_used": 711648,
+  "status": {
+    "Keep": {
+      "MoveAbort": [
+        {
+          "Module": {
+            "address": "0x00000000000000000000000000000001",
+            "name": "DAOAccount"
+          }
+        },
+        25862
+      ]
+    }
+  }
+}

integration-tests/daospace/dao_account.move

@@ -1,6 +1,6 @@
 //# init -n dev
 
-//# faucet --addr alice --amount 1000000
+//# faucet --addr alice --amount 10000000
 
 
 //# run --signers alice
@@ -37,4 +37,25 @@ script {
         DAOAccount::restore_dao_account_cap(&sender, dao_cap);
     }
 }
-// check: EXECUTED
+// check: EXECUTED
+
+//# run --signers alice
+script {
+    use StarcoinFramework::DAOAccount;
+
+    fun main(sender: signer) {
+        let dao_cap = DAOAccount::create_account(&sender);
+        DAOAccount::restore_dao_account_cap(&sender, dao_cap);
+    }
+}
+// check: ABORT, code 25862. Reason:  alice already has a DAOAccountCap
+
+//# run --signers alice
+script {
+    use StarcoinFramework::DAOAccount;
+
+    fun main(sender: signer) {
+        DAOAccount::create_account_entry(sender);
+    }
+}
+// check: ABORT, code 25862. Reason:  alice already has a DAOAccountCap 

sources/daospace/DAOAccount.move

@@ -13,6 +13,7 @@ module StarcoinFramework::DAOAccount{
     }
 
     const ERR_ACCOUNT_CAP_NOT_EXISTS:u64 = 100;
+    const ERR_ACCOUNT_CAP_EXISTS: u64 = 101;
 
     /// DAOAccount
     struct DAOAccount has key{
@@ -36,6 +37,7 @@ module StarcoinFramework::DAOAccount{
     /// Entry function for create dao account, the `DAOAccountCap` save to the `creator` account
     public(script) fun create_account_entry(sender: signer){
         let cap = create_account(&sender);
+        assert!(!exists<DAOAccountCap>(Signer::address_of(&sender)), Errors::already_published(ERR_ACCOUNT_CAP_EXISTS));
         move_to(&sender, cap);
     }
 
@@ -48,6 +50,8 @@ module StarcoinFramework::DAOAccount{
 
     /// Restore the DAOAccountCap to the `sender`
     public fun restore_dao_account_cap(sender: &signer, cap: DAOAccountCap) {
+        let sender_addr = Signer::address_of(sender);
+        assert!(!exists<DAOAccountCap>(sender_addr), Errors::already_published(ERR_ACCOUNT_CAP_EXISTS));
         move_to(sender, cap)
     }