fastbootd: Add command to remove GSI installs
Note: this only removes the bootable marker, since we're unable to
remove the userdata files within recovery.
Bug: 121210348
Test: fastboot gsi wipe
fastboot gsi disable
Change-Id: I64fe848c787d426ae9d18a1557a9d6b340bfc2cf
diff --git a/fastboot/Android.bp b/fastboot/Android.bp
index ead2105..716fe95 100644
--- a/fastboot/Android.bp
+++ b/fastboot/Android.bp
@@ -132,6 +132,7 @@
"libext2_uuid",
"libext4_utils",
"libfs_mgr",
+ "libgsi",
"libhidlbase",
"libhidltransport",
"libhwbinder",
diff --git a/fastboot/constants.h b/fastboot/constants.h
index 81f0560..8a72627 100644
--- a/fastboot/constants.h
+++ b/fastboot/constants.h
@@ -33,6 +33,7 @@
#define FB_CMD_RESIZE_PARTITION "resize-logical-partition"
#define FB_CMD_UPDATE_SUPER "update-super"
#define FB_CMD_OEM "oem"
+#define FB_CMD_GSI "gsi"
#define RESPONSE_OKAY "OKAY"
#define RESPONSE_FAIL "FAIL"
diff --git a/fastboot/device/commands.cpp b/fastboot/device/commands.cpp
index e91598d..a2336bf 100644
--- a/fastboot/device/commands.cpp
+++ b/fastboot/device/commands.cpp
@@ -28,6 +28,7 @@
#include <cutils/android_reboot.h>
#include <ext4_utils/wipe.h>
#include <fs_mgr.h>
+#include <libgsi/libgsi.h>
#include <liblp/builder.h>
#include <liblp/liblp.h>
#include <uuid/uuid.h>
@@ -460,3 +461,22 @@
bool wipe = (args.size() >= 3 && args[2] == "wipe");
return UpdateSuper(device, args[1], wipe);
}
+
+bool GsiHandler(FastbootDevice* device, const std::vector<std::string>& args) {
+ if (!android::gsi::IsGsiInstalled()) {
+ return device->WriteStatus(FastbootResult::FAIL, "No GSI is installed");
+ }
+ if (args.size() != 2) {
+ return device->WriteFail("Invalid arguments");
+ }
+ if (args[1] == "wipe") {
+ if (!android::gsi::UninstallGsi()) {
+ return device->WriteStatus(FastbootResult::FAIL, strerror(errno));
+ }
+ } else if (args[1] == "disable") {
+ if (!android::gsi::DisableGsi()) {
+ return device->WriteStatus(FastbootResult::FAIL, strerror(errno));
+ }
+ }
+ return device->WriteStatus(FastbootResult::OKAY, "Success");
+}
diff --git a/fastboot/device/commands.h b/fastboot/device/commands.h
index bb1f988..afd6d08 100644
--- a/fastboot/device/commands.h
+++ b/fastboot/device/commands.h
@@ -48,3 +48,4 @@
bool ResizePartitionHandler(FastbootDevice* device, const std::vector<std::string>& args);
bool UpdateSuperHandler(FastbootDevice* device, const std::vector<std::string>& args);
bool OemCmdHandler(FastbootDevice* device, const std::vector<std::string>& args);
+bool GsiHandler(FastbootDevice* device, const std::vector<std::string>& args);
diff --git a/fastboot/device/fastboot_device.cpp b/fastboot/device/fastboot_device.cpp
index 7be721a..56fafab 100644
--- a/fastboot/device/fastboot_device.cpp
+++ b/fastboot/device/fastboot_device.cpp
@@ -53,6 +53,7 @@
{FB_CMD_RESIZE_PARTITION, ResizePartitionHandler},
{FB_CMD_UPDATE_SUPER, UpdateSuperHandler},
{FB_CMD_OEM, OemCmdHandler},
+ {FB_CMD_GSI, GsiHandler},
}),
transport_(std::make_unique<ClientUsbTransport>()),
boot_control_hal_(IBootControl::getService()),
diff --git a/fastboot/fastboot.cpp b/fastboot/fastboot.cpp
index 0b8d9b2..d753f0f 100644
--- a/fastboot/fastboot.cpp
+++ b/fastboot/fastboot.cpp
@@ -387,6 +387,7 @@
" Format a flash partition.\n"
" set_active SLOT Set the active slot.\n"
" oem [COMMAND...] Execute OEM-specific command.\n"
+ " gsi wipe|disable Wipe or disable a GSI installation (fastbootd only).\n"
"\n"
"boot image:\n"
" boot KERNEL [RAMDISK [SECOND]]\n"
@@ -1926,6 +1927,16 @@
std::string partition = next_arg(&args);
std::string size = next_arg(&args);
fb->ResizePartition(partition, size);
+ } else if (command == "gsi") {
+ if (args.empty()) {
+ syntax_error("missing 'wipe' or 'disable' argument");
+ } else if (args.size() == 1 && args[0] == "wipe") {
+ fb->RawCommand("gsi:wipe", "wiping GSI");
+ } else if (args.size() == 1 && args[0] == "disable") {
+ fb->RawCommand("gsi:disable", "disabling GSI");
+ } else {
+ syntax_error("expected 'wipe' or 'disable'");
+ }
} else {
syntax_error("unknown command %s", command.c_str());
}