pezkuwichain/pezkuwi-subxt
1
0
Fork 0
mirror of https://github.com/pezkuwichain/pezkuwi-subxt.git synced 2026-06-12 14:41:11 +00:00
Code Issues Packages Projects Releases Wiki Activity

[contracts] Add debug buffer limit + enforcement (#12845)

Browse Source 
* Add debug buffer limit + enforcement

Add debug buffer limit + enforcement

* use BoundedVec for the debug buffer

* revert schedule (debug buf len limit not needed anymore)

* return DispatchError

* addressed review comments
This commit is contained in:
Sasha Gryaznov
2022-12-13 17:54:50 +02:00
committed by GitHub
parent d4633c672f
commit 962580c82e
6 changed files with 86 additions and 30 deletions
Download Patch File Download Diff File Expand all files Collapse all files
substrate/frame/contracts/src/wasm/mod.rs
+2 -2
View File
@@ -594,9 +594,9 @@ mod tests {
fn gas_meter(&mut self) -> &mut GasMeter<Self::T> {
&mut self.gas_meter
}
fn append_debug_buffer(&mut self, msg: &str) -> bool {
fn append_debug_buffer(&mut self, msg: &str) -> Result<bool, DispatchError> {
self.debug_buffer.extend(msg.as_bytes());
true
Ok(true)
}
fn call_runtime(
&self,
substrate/frame/contracts/src/wasm/runtime.rs
+2 -2
View File
@@ -2395,11 +2395,11 @@ pub mod env {
str_len: u32,
) -> Result<ReturnCode, TrapReason> {
ctx.charge_gas(RuntimeCosts::DebugMessage)?;
if ctx.ext.append_debug_buffer("") {
if ctx.ext.append_debug_buffer("")? {
let data = ctx.read_sandbox_memory(memory, str_ptr, str_len)?;
let msg =
core::str::from_utf8(&data).map_err(|_| <Error<E::T>>::DebugMessageInvalidUTF8)?;
ctx.ext.append_debug_buffer(msg);
ctx.ext.append_debug_buffer(msg)?;
return Ok(ReturnCode::Success)
}
Ok(ReturnCode::LoggingDisabled)