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package core
import (
"os"
"runtime/pprof"
ctypes "github.com/tendermint/tendermint/rpc/core/types"
rpctypes "github.com/tendermint/tendermint/rpc/jsonrpc/types"
)
// UnsafeFlushMempool removes all transactions from the mempool.
func UnsafeFlushMempool(ctx *rpctypes.Context) (*ctypes.ResultUnsafeFlushMempool, error) {
env.Mempool.Flush()
return &ctypes.ResultUnsafeFlushMempool{}, nil
}
var profFile *os.File
// UnsafeStartCPUProfiler starts a pprof profiler using the given filename.
func UnsafeStartCPUProfiler(ctx *rpctypes.Context, filename string) (*ctypes.ResultUnsafeProfile, error) {
var err error
profFile, err = os.Create(filename)
if err != nil {
return nil, err
}
err = pprof.StartCPUProfile(profFile)
if err != nil {
return nil, err
}
return &ctypes.ResultUnsafeProfile{}, nil
}
// UnsafeStopCPUProfiler stops the running pprof profiler.
func UnsafeStopCPUProfiler(ctx *rpctypes.Context) (*ctypes.ResultUnsafeProfile, error) {
pprof.StopCPUProfile()
if err := profFile.Close(); err != nil {
return nil, err
}
return &ctypes.ResultUnsafeProfile{}, nil
}
// UnsafeWriteHeapProfile dumps a heap profile to the given filename.
func UnsafeWriteHeapProfile(ctx *rpctypes.Context, filename string) (*ctypes.ResultUnsafeProfile, error) {
memProfFile, err := os.Create(filename)
if err != nil {
return nil, err
}
if err := pprof.WriteHeapProfile(memProfFile); err != nil {
return nil, err
}
if err := memProfFile.Close(); err != nil {
return nil, err
}
return &ctypes.ResultUnsafeProfile{}, nil
}