[#130] Panic at contract update failures

There is no practical cases not to panic at contract
update routine.

Signed-off-by: Alex Vanin <alexey@nspcc.ru>

alphabet/alphabet_contract.go

@@ -75,18 +75,15 @@ func _deploy(data interface{}, isUpdate bool) {
 
 // Update method updates contract source code and manifest. Can be invoked
 // only by contract owner.
-func Update(script []byte, manifest []byte, data interface{}) bool {
+func Update(script []byte, manifest []byte, data interface{}) {
 	ctx := storage.GetReadOnlyContext()
 
 	if !common.HasUpdateAccess(ctx) {
-		runtime.Log("only owner can update contract")
+		panic("only owner can update contract")
-		return false
 	}
 
 	contract.Call(interop.Hash160(management.Hash), "update", contract.All, script, manifest, data)
 	runtime.Log("alphabet contract updated")
-
-	return true
 }
 
 // GAS returns amount of side chain GAS stored in contract account.

audit/audit_contract.go

@@ -75,18 +75,15 @@ func _deploy(data interface{}, isUpdate bool) {
 
 // Update method updates contract source code and manifest. Can be invoked
 // only by contract owner.
-func Update(script []byte, manifest []byte, data interface{}) bool {
+func Update(script []byte, manifest []byte, data interface{}) {
 	ctx := storage.GetReadOnlyContext()
 
 	if !common.HasUpdateAccess(ctx) {
-		runtime.Log("only owner can update contract")
+		panic("only owner can update contract")
-		return false
 	}
 
 	contract.Call(interop.Hash160(management.Hash), "update", contract.All, script, manifest, data)
 	runtime.Log("audit contract updated")
-
-	return true
 }
 
 // Put method stores stable marshalled `DataAuditResult` structure. Can be

balance/balance_contract.go

@@ -95,18 +95,15 @@ func _deploy(data interface{}, isUpdate bool) {
 
 // Update method updates contract source code and manifest. Can be invoked
 // only by contract owner.
-func Update(script []byte, manifest []byte, data interface{}) bool {
+func Update(script []byte, manifest []byte, data interface{}) {
 	ctx := storage.GetReadOnlyContext()
 
 	if !common.HasUpdateAccess(ctx) {
-		runtime.Log("only owner can update contract")
+		panic("only owner can update contract")
-		return false
 	}
 
 	contract.Call(interop.Hash160(management.Hash), "update", contract.All, script, manifest, data)
 	runtime.Log("balance contract updated")
-
-	return true
 }
 
 // Symbol is a NEP-17 standard method that returns NEOFS token symbol.

container/container_contract.go

@@ -100,18 +100,15 @@ func _deploy(data interface{}, isUpdate bool) {
 
 // Update method updates contract source code and manifest. Can be invoked
 // only by contract owner.
-func Update(script []byte, manifest []byte, data interface{}) bool {
+func Update(script []byte, manifest []byte, data interface{}) {
 	ctx := storage.GetReadOnlyContext()
 
 	if !common.HasUpdateAccess(ctx) {
-		runtime.Log("only owner can update contract")
+		panic("only owner can update contract")
-		return false
 	}
 
 	contract.Call(interop.Hash160(management.Hash), "update", contract.All, script, manifest, data)
 	runtime.Log("container contract updated")
-
-	return true
 }
 
 // Put method creates new container if it was invoked by Alphabet nodes

neofs/neofs_contract.go

@@ -111,18 +111,15 @@ func _deploy(data interface{}, isUpdate bool) {
 
 // Update method updates contract source code and manifest. Can be invoked
 // only by contract owner.
-func Update(script []byte, manifest []byte, data interface{}) bool {
+func Update(script []byte, manifest []byte, data interface{}) {
 	ctx := storage.GetReadOnlyContext()
 
 	if !common.HasUpdateAccess(ctx) {
-		runtime.Log("only owner can update contract")
+		panic("only owner can update contract")
-		return false
 	}
 
 	contract.Call(interop.Hash160(management.Hash), "update", contract.All, script, manifest, data)
 	runtime.Log("neofs contract updated")
-
-	return true
 }
 
 // AlphabetList returns array of alphabet node keys. Use in side chain notary

neofsid/neofsid_contract.go

@@ -60,18 +60,15 @@ func _deploy(data interface{}, isUpdate bool) {
 
 // Update method updates contract source code and manifest. Can be invoked
 // only by contract owner.
-func Update(script []byte, manifest []byte, data interface{}) bool {
+func Update(script []byte, manifest []byte, data interface{}) {
 	ctx := storage.GetReadOnlyContext()
 
 	if !common.HasUpdateAccess(ctx) {
-		runtime.Log("only owner can update contract")
+		panic("only owner can update contract")
-		return false
 	}
 
 	contract.Call(interop.Hash160(management.Hash), "update", contract.All, script, manifest, data)
 	runtime.Log("neofsid contract updated")
-
-	return true
 }
 
 // AddKey binds list of provided public keys to OwnerID. Can be invoked only by

netmap/netmap_contract.go

@@ -125,18 +125,15 @@ func _deploy(data interface{}, isUpdate bool) {
 
 // Update method updates contract source code and manifest. Can be invoked
 // only by contract owner.
-func Update(script []byte, manifest []byte, data interface{}) bool {
+func Update(script []byte, manifest []byte, data interface{}) {
 	ctx := storage.GetReadOnlyContext()
 
 	if !common.HasUpdateAccess(ctx) {
-		runtime.Log("only owner can update contract")
+		panic("only owner can update contract")
-		return false
 	}
 
 	contract.Call(interop.Hash160(management.Hash), "update", contract.All, script, manifest, data)
 	runtime.Log("netmap contract updated")
-
-	return true
 }
 
 // InnerRingList method returns slice of structures that contains public key of

processing/processing_contract.go

@@ -51,18 +51,15 @@ func _deploy(data interface{}, isUpdate bool) {
 
 // Update method updates contract source code and manifest. Can be invoked
 // only by contract owner.
-func Update(script []byte, manifest []byte, data interface{}) bool {
+func Update(script []byte, manifest []byte, data interface{}) {
 	ctx := storage.GetReadOnlyContext()
 
 	if !common.HasUpdateAccess(ctx) {
-		runtime.Log("only owner can update contract")
+		panic("only owner can update contract")
-		return false
 	}
 
 	contract.Call(interop.Hash160(management.Hash), "update", contract.All, script, manifest, data)
 	runtime.Log("processing contract updated")
-
-	return true
 }
 
 // Verify method returns true if transaction contains valid multi signature of

proxy/proxy_contract.go

@@ -50,18 +50,15 @@ func _deploy(data interface{}, isUpdate bool) {
 
 // Update method updates contract source code and manifest. Can be invoked
 // only by contract owner.
-func Update(script []byte, manifest []byte, data interface{}) bool {
+func Update(script []byte, manifest []byte, data interface{}) {
 	ctx := storage.GetReadOnlyContext()
 
 	if !common.HasUpdateAccess(ctx) {
-		runtime.Log("only owner can update contract")
+		panic("only owner can update contract")
-		return false
 	}
 
 	contract.Call(interop.Hash160(management.Hash), "update", contract.All, script, manifest, data)
 	runtime.Log("proxy contract updated")
-
-	return true
 }
 
 // Verify method returns true if transaction contains valid multi signature of

reputation/reputation_contract.go

@@ -44,18 +44,15 @@ func _deploy(data interface{}, isUpdate bool) {
 
 // Update method updates contract source code and manifest. Can be invoked
 // only by contract owner.
-func Update(script []byte, manifest []byte, data interface{}) bool {
+func Update(script []byte, manifest []byte, data interface{}) {
 	ctx := storage.GetReadOnlyContext()
 
 	if !common.HasUpdateAccess(ctx) {
-		runtime.Log("only owner can update contract")
+		panic("only owner can update contract")
-		return false
 	}
 
 	contract.Call(interop.Hash160(management.Hash), "update", contract.All, script, manifest, data)
 	runtime.Log("reputation contract updated")
-
-	return true
 }
 
 // Put method saves DataAuditResult in contract storage. Can be invoked only by