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-rw-r--r--Android.mk8
-rw-r--r--roots.cpp62
-rw-r--r--tests/component/verifier_test.cpp30
-rw-r--r--updater/install.cpp27
4 files changed, 101 insertions, 26 deletions
diff --git a/Android.mk b/Android.mk
index dc066dd48..3eed7a696 100644
--- a/Android.mk
+++ b/Android.mk
@@ -85,9 +85,11 @@ LOCAL_MODULE := recovery
LOCAL_FORCE_STATIC_EXECUTABLE := true
+LOCAL_REQUIRED_MODULES := e2fsdroid_static mke2fs_static mke2fs.conf
+
ifeq ($(TARGET_USERIMAGES_USE_F2FS),true)
ifeq ($(HOST_OS),linux)
-LOCAL_REQUIRED_MODULES := mkfs.f2fs
+LOCAL_REQUIRED_MODULES += mkfs.f2fs
endif
endif
@@ -120,6 +122,7 @@ LOCAL_STATIC_LIBRARIES := \
libverifier \
libbatterymonitor \
libbootloader_message \
+ libfs_mgr \
libext4_utils \
libsparse \
libziparchive \
@@ -130,7 +133,6 @@ LOCAL_STATIC_LIBRARIES := \
libfusesideload \
libminui \
libpng \
- libfs_mgr \
libcrypto_utils \
libcrypto \
libvintf_recovery \
@@ -159,7 +161,7 @@ else
endif
ifeq ($(BOARD_CACHEIMAGE_PARTITION_SIZE),)
-LOCAL_REQUIRED_MODULES := recovery-persist recovery-refresh
+LOCAL_REQUIRED_MODULES += recovery-persist recovery-refresh
endif
include $(BUILD_EXECUTABLE)
diff --git a/roots.cpp b/roots.cpp
index 9b4270256..e98dfd448 100644
--- a/roots.cpp
+++ b/roots.cpp
@@ -27,7 +27,8 @@
#include <fcntl.h>
#include <android-base/logging.h>
-#include <ext4_utils/make_ext4fs.h>
+#include <android-base/properties.h>
+#include <android-base/stringprintf.h>
#include <ext4_utils/wipe.h>
#include <fs_mgr.h>
@@ -215,11 +216,60 @@ int format_volume(const char* volume, const char* directory) {
}
int result;
if (strcmp(v->fs_type, "ext4") == 0) {
- if (v->erase_blk_size != 0 && v->logical_blk_size != 0) {
- result = make_ext4fs_directory_align(v->blk_device, length, volume, sehandle,
- directory, v->erase_blk_size, v->logical_blk_size);
- } else {
- result = make_ext4fs_directory(v->blk_device, length, volume, sehandle, directory);
+ static constexpr int block_size = 4096;
+ int raid_stride = v->logical_blk_size / block_size;
+ int raid_stripe_width = v->erase_blk_size / block_size;
+
+ // stride should be the max of 8kb and logical block size
+ if (v->logical_blk_size != 0 && v->logical_blk_size < 8192) {
+ raid_stride = 8192 / block_size;
+ }
+
+ const char* mke2fs_argv[] = { "/sbin/mke2fs_static",
+ "-F",
+ "-t",
+ "ext4",
+ "-b",
+ nullptr,
+ nullptr,
+ nullptr,
+ nullptr,
+ nullptr,
+ nullptr };
+
+ int i = 5;
+ std::string block_size_str = std::to_string(block_size);
+ mke2fs_argv[i++] = block_size_str.c_str();
+
+ std::string ext_args;
+ if (v->erase_blk_size != 0 && v->logical_blk_size != 0) {
+ ext_args = android::base::StringPrintf("stride=%d,stripe-width=%d", raid_stride,
+ raid_stripe_width);
+ mke2fs_argv[i++] = "-E";
+ mke2fs_argv[i++] = ext_args.c_str();
+ }
+
+ mke2fs_argv[i++] = v->blk_device;
+
+ std::string size_str = std::to_string(length / block_size);
+ if (length != 0) {
+ mke2fs_argv[i++] = size_str.c_str();
+ }
+
+ result = exec_cmd(mke2fs_argv[0], const_cast<char**>(mke2fs_argv));
+ if (result == 0 && directory != nullptr) {
+ const char* e2fsdroid_argv[] = { "/sbin/e2fsdroid_static",
+ "-e",
+ "-S",
+ "/file_contexts",
+ "-f",
+ directory,
+ "-a",
+ volume,
+ v->blk_device,
+ nullptr };
+
+ result = exec_cmd(e2fsdroid_argv[0], const_cast<char**>(e2fsdroid_argv));
}
} else { /* Has to be f2fs because we checked earlier. */
if (v->key_loc != NULL && strcmp(v->key_loc, "footer") == 0 && length < 0) {
diff --git a/tests/component/verifier_test.cpp b/tests/component/verifier_test.cpp
index e520f5028..2ef3828ad 100644
--- a/tests/component/verifier_test.cpp
+++ b/tests/component/verifier_test.cpp
@@ -117,21 +117,6 @@ TEST(VerifierTest, load_keys_invalid_keys) {
ASSERT_FALSE(load_keys(key_file5.path, certs));
}
-TEST(VerifierTest, BadPackage_SignatureStartOutOfBounds) {
- std::string testkey_v3;
- ASSERT_TRUE(android::base::ReadFileToString(from_testdata_base("testkey_v3.txt"), &testkey_v3));
-
- TemporaryFile key_file;
- ASSERT_TRUE(android::base::WriteStringToFile(testkey_v3, key_file.path));
- std::vector<Certificate> certs;
- ASSERT_TRUE(load_keys(key_file.path, certs));
-
- // Signature start is 65535 (0xffff) while comment size is 0 (Bug: 31914369).
- std::string package = "\x50\x4b\x05\x06"s + std::string(12, '\0') + "\xff\xff\xff\xff\x00\x00"s;
- ASSERT_EQ(VERIFY_FAILURE, verify_file(reinterpret_cast<const unsigned char*>(package.data()),
- package.size(), certs));
-}
-
TEST(VerifierTest, BadPackage_AlteredFooter) {
std::string testkey_v3;
ASSERT_TRUE(android::base::ReadFileToString(from_testdata_base("testkey_v3.txt"), &testkey_v3));
@@ -177,6 +162,21 @@ TEST(VerifierTest, BadPackage_AlteredContent) {
certs));
}
+TEST(VerifierTest, BadPackage_SignatureStartOutOfBounds) {
+ std::string testkey_v3;
+ ASSERT_TRUE(android::base::ReadFileToString(from_testdata_base("testkey_v3.txt"), &testkey_v3));
+
+ TemporaryFile key_file;
+ ASSERT_TRUE(android::base::WriteStringToFile(testkey_v3, key_file.path));
+ std::vector<Certificate> certs;
+ ASSERT_TRUE(load_keys(key_file.path, certs));
+
+ // Signature start is 65535 (0xffff) while comment size is 0 (Bug: 31914369).
+ std::string package = "\x50\x4b\x05\x06"s + std::string(12, '\0') + "\xff\xff\xff\xff\x00\x00"s;
+ ASSERT_EQ(VERIFY_FAILURE, verify_file(reinterpret_cast<const unsigned char*>(package.data()),
+ package.size(), certs));
+}
+
TEST_P(VerifierSuccessTest, VerifySucceed) {
ASSERT_EQ(verify_file(memmap.addr, memmap.length, certs, nullptr), VERIFY_SUCCESS);
}
diff --git a/updater/install.cpp b/updater/install.cpp
index ff79edce0..c9a3a0799 100644
--- a/updater/install.cpp
+++ b/updater/install.cpp
@@ -302,9 +302,32 @@ Value* FormatFn(const char* name, State* state, const std::vector<std::unique_pt
}
if (fs_type == "ext4") {
- int status = make_ext4fs(location.c_str(), size, mount_point.c_str(), sehandle);
+ const char* mke2fs_argv[] = { "/sbin/mke2fs_static", "-t", "ext4", "-b", "4096",
+ location.c_str(), nullptr, nullptr };
+ std::string size_str;
+ if (size != 0) {
+ size_str = std::to_string(size / 4096LL);
+ mke2fs_argv[6] = size_str.c_str();
+ }
+
+ int status = exec_cmd(mke2fs_argv[0], const_cast<char**>(mke2fs_argv));
+ if (status != 0) {
+ LOG(WARNING) << name << ": mke2fs failed (" << status << ") on " << location
+ << ", falling back to make_ext4fs";
+ status = make_ext4fs(location.c_str(), size, mount_point.c_str(), sehandle);
+ if (status != 0) {
+ LOG(ERROR) << name << ": make_ext4fs failed (" << status << ") on " << location;
+ return StringValue("");
+ }
+ return StringValue(location);
+ }
+
+ const char* e2fsdroid_argv[] = { "/sbin/e2fsdroid_static", "-e", "-S",
+ "/file_contexts", "-a", mount_point.c_str(),
+ location.c_str(), nullptr };
+ status = exec_cmd(e2fsdroid_argv[0], const_cast<char**>(e2fsdroid_argv));
if (status != 0) {
- LOG(ERROR) << name << ": make_ext4fs failed (" << status << ") on " << location;
+ LOG(ERROR) << name << ": e2fsdroid failed (" << status << ") on " << location;
return StringValue("");
}
return StringValue(location);