commit 837ddfcbd7a72a7f74f7281024a4e9a86ed05a02
author Chenbo Feng <fengc@google.com> Tue May 08 13:45:08 2018 -0700
committer Chenbo Feng <fengc@google.com> Fri May 11 05:11:06 2018 +0000
tree f5104bf32f2db8b658ac329403dcc385890d5555
parent b0703031d11d7fd1945b4cab404439295193b4d2

Check for first api level before turn on eBPF

The api check will ensure the device is running 4.9 or above kernel and
is shipped originally with P release. Also add some test to make sure
eligible devices always have eBPF turned on.

Test: ./netd_integration_test
Bug: 79408692
Change-Id: Ief56a95aab892c92276a5b4ac74b03f9f32f5b54

libbpf/BpfNetworkStatsTest.cpp

diff --git a/libbpf/BpfNetworkStatsTest.cpp b/libbpf/BpfNetworkStatsTest.cpp
index 33df0f2..d1f8157 100644
--- a/libbpf/BpfNetworkStatsTest.cpp
+++ b/libbpf/BpfNetworkStatsTest.cpp
@@ -153,6 +153,8 @@
 // TEST to verify the behavior of bpf map when cocurrent deletion happens when
 // iterating the same map.
 TEST_F(BpfNetworkStatsHelperTest, TestIterateMapWithDeletion) {
+    SKIP_IF_BPF_NOT_SUPPORTED;
+
     for (int i = 0; i < 5; i++) {
         uint64_t cookie = i + 1;
         struct UidTag tag = {.uid = TEST_UID1, .tag = TEST_TAG};
@@ -180,6 +182,8 @@
 }
 
 TEST_F(BpfNetworkStatsHelperTest, TestGetUidStatsTotal) {
+    SKIP_IF_BPF_NOT_SUPPORTED;
+
     updateIfaceMap(IFACE_NAME1, IFACE_INDEX1);
     StatsValue value1 = {.rxBytes = TEST_BYTES0,
                          .rxPackets = TEST_PACKET0,
@@ -214,6 +218,8 @@
 }
 
 TEST_F(BpfNetworkStatsHelperTest, TestGetIfaceStatsInternal) {
+    SKIP_IF_BPF_NOT_SUPPORTED;
+
     updateIfaceMap(IFACE_NAME1, IFACE_INDEX1);
     updateIfaceMap(IFACE_NAME2, IFACE_INDEX2);
     updateIfaceMap(IFACE_NAME3, IFACE_INDEX3);
@@ -257,6 +263,8 @@
 }
 
 TEST_F(BpfNetworkStatsHelperTest, TestGetStatsDetail) {
+    SKIP_IF_BPF_NOT_SUPPORTED;
+
     updateIfaceMap(IFACE_NAME1, IFACE_INDEX1);
     updateIfaceMap(IFACE_NAME2, IFACE_INDEX2);
     StatsValue value1 = {.rxBytes = TEST_BYTES0,
@@ -293,6 +301,8 @@
 }
 
 TEST_F(BpfNetworkStatsHelperTest, TestGetStatsWithSkippedIface) {
+    SKIP_IF_BPF_NOT_SUPPORTED;
+
     updateIfaceMap(IFACE_NAME1, IFACE_INDEX1);
     updateIfaceMap(IFACE_NAME2, IFACE_INDEX2);
     StatsValue value1 = {.rxBytes = TEST_BYTES0,
@@ -326,6 +336,8 @@
 }
 
 TEST_F(BpfNetworkStatsHelperTest, TestGetStatsWithNoExistKey) {
+    SKIP_IF_BPF_NOT_SUPPORTED;
+
     updateIfaceMap(IFACE_NAME1, IFACE_INDEX1);
     StatsValue value1 = {
         .rxBytes = TEST_BYTES0,
@@ -343,6 +355,8 @@
 }
 
 TEST_F(BpfNetworkStatsHelperTest, TestUnkownIfaceError) {
+    SKIP_IF_BPF_NOT_SUPPORTED;
+
     updateIfaceMap(IFACE_NAME1, IFACE_INDEX1);
     StatsValue value1 = {.rxBytes = TEST_BYTES0 * 20,
                          .rxPackets = TEST_PACKET0,
@@ -379,6 +393,8 @@
 }
 
 TEST_F(BpfNetworkStatsHelperTest, TestGetIfaceStatsDetail) {
+    SKIP_IF_BPF_NOT_SUPPORTED;
+
     updateIfaceMap(IFACE_NAME1, IFACE_INDEX1);
     updateIfaceMap(IFACE_NAME2, IFACE_INDEX2);
     updateIfaceMap(IFACE_NAME3, IFACE_INDEX3);