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-rw-r--r--bpfloader/BpfLoader.cpp14
1 files changed, 14 insertions, 0 deletions
diff --git a/bpfloader/BpfLoader.cpp b/bpfloader/BpfLoader.cpp
index 966f3f6..3224cec 100644
--- a/bpfloader/BpfLoader.cpp
+++ b/bpfloader/BpfLoader.cpp
@@ -38,6 +38,7 @@
#include <sys/stat.h>
#include <sys/types.h>
+#include <android-base/properties.h>
#include <android-base/stringprintf.h>
#include <android-base/strings.h>
#include <android-base/unique_fd.h>
@@ -86,6 +87,19 @@ void loadAllElfObjects(void) {
}
int main() {
+ std::string value = android::base::GetProperty("bpf.progs_loaded", "");
+ if (value == "1") {
+ ALOGI("Property bpf.progs_loaded is set, progs already loaded.\n");
+ return 0;
+ }
+
// Load all ELF objects, create programs and maps, and pin them
loadAllElfObjects();
+
+ if (android::base::SetProperty("bpf.progs_loaded", "1") == false) {
+ ALOGE("Failed to set bpf.progs_loaded property\n");
+ return 1;
+ }
+
+ return 0;
}