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srml: system: add kill_prefix (#3729)

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* srml: system: add kill_prefix

* node: bump spec_version
This commit is contained in:
André Silva
2019-10-01 07:44:33 +01:00
committed by Bastian Köcher
parent c545344c60
commit facf31f77e
2 changed files with 9 additions and 2 deletions
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substrate/node/runtime/src/lib.rs
+2 -2
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@@ -84,8 +84,8 @@ pub const VERSION: RuntimeVersion = RuntimeVersion {
// and set impl_version to equal spec_version. If only runtime // and set impl_version to equal spec_version. If only runtime
// implementation changes and behavior does not, then leave spec_version as // implementation changes and behavior does not, then leave spec_version as
// is and increment impl_version. // is and increment impl_version.
spec_version: 166, spec_version: 167,
impl_version: 166, impl_version: 167,
apis: RUNTIME_API_VERSIONS, apis: RUNTIME_API_VERSIONS,
}; };
substrate/srml/system/src/lib.rs
+7
View File
@@ -278,6 +278,13 @@ decl_module! {
storage::unhashed::kill(&key); storage::unhashed::kill(&key);
} }
} }
/// Kill all storage items with a key that starts with the given prefix.
#[weight = SimpleDispatchInfo::FixedOperational(10_000)]
fn kill_prefix(origin, prefix: Key) {
ensure_root(origin)?;
storage::unhashed::kill_prefix(&prefix);
}
} }
} }