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Commit acb6bcc0 authored by Carlos Galo's avatar Carlos Galo Committed by Automerger Merge Worker
Browse files

Merge "Set memlock rlimit to 64KB" am: 177f5b18 

Original change: https://android-review.googlesource.com/c/platform/system/core/+/2334167



Change-Id: I79c42871444a03d662fbf78728349dbc5f0a191b
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents b8f344d8 177f5b18

init/init_test.cpp

+16 −0
Original line number Diff line number Diff line
@@ -21,8 +21,10 @@ 
#include <android-base/file.h>

#include <android-base/logging.h>

#include <android-base/properties.h>

#include <android/api-level.h>

#include <gtest/gtest.h>

#include <selinux/selinux.h>

#include <sys/resource.h>



#include "action.h"

#include "action_manager.h"
@@ -626,6 +628,20 @@ service A something 
    ASSERT_EQ(1u, parser.parse_error_count());

}



TEST(init, MemLockLimit) {

    // Test is enforced only for U+ devices

    if (android::base::GetIntProperty("ro.vendor.api_level", 0) < __ANDROID_API_U__) {

        GTEST_SKIP();

    }



    // Verify we are running memlock at, or under, 64KB

    const unsigned long max_limit = 65536;

    struct rlimit curr_limit;

    ASSERT_EQ(getrlimit(RLIMIT_MEMLOCK, &curr_limit), 0);

    ASSERT_LE(curr_limit.rlim_cur, max_limit);

    ASSERT_LE(curr_limit.rlim_max, max_limit);

}



class TestCaseLogger : public ::testing::EmptyTestEventListener {

    void OnTestStart(const ::testing::TestInfo& test_info) override {

#ifdef __ANDROID__

rootdir/init.rc

+3 −0
Original line number Diff line number Diff line
@@ -47,6 +47,9 @@ on early-init 
    # Allow up to 32K FDs per process

    setrlimit nofile 32768 32768



    # set RLIMIT_MEMLOCK to 64KB

    setrlimit memlock 65536 65536



    # Set up linker config subdirectories based on mount namespaces

    mkdir /linkerconfig/bootstrap 0755

    mkdir /linkerconfig/default 0755