ebpf-challenge/GetRuntimeAddresses/main.go

53 lines
1.1 KiB
Go

package main
import (
"flag"
"fmt"
"os"
"github.com/optimyze-interviews/OezguerKesim/GetRuntimeAddresses/ebpf"
"github.com/optimyze-interviews/OezguerKesim/GetRuntimeAddresses/symbolyze"
)
var (
symbol = flag.String("symbol", "_PyRuntime", "Symbol to search for")
glob = flag.String("glob", "*python3*", "pattern an ELF-file must match (see filepath.Match)")
debug = flag.Bool("debug", false, "run in debug mode")
)
func main() {
flag.Parse()
mapFD, err := ebpf.CreateMap()
if err != nil {
fmt.Printf("Failed to create eBPF map: %s\n", err)
os.Exit(1)
}
fmt.Printf("Created eBPF map (FD: %d)\n", mapFD)
scanner := symbolyze.NewScanner(*symbol, *glob)
scanner.OnFound(mapFD.Set)
if *debug {
scanner.DebugOn()
}
err = scanner.Run()
if err != nil {
fmt.Printf("Failed to run the symbolyze scanner: %s", err)
os.Exit(1)
}
mapContents, err := mapFD.GetMap()
if err != nil {
fmt.Printf("Failed to get the map contents: %s", err)
os.Exit(1)
}
fmt.Printf("Printing contents of map %d\n", mapFD)
for k, v := range mapContents {
fmt.Printf("\t%d -> 0x%x\n", k, v)
}
os.Exit(0)
}