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-rw-r--r--install.cpp6
-rw-r--r--install.h3
-rw-r--r--otafault/ota_io.cpp68
-rw-r--r--recovery.cpp47
-rw-r--r--updater/updater.cpp7
5 files changed, 119 insertions, 12 deletions
diff --git a/install.cpp b/install.cpp
index c0d007709..8a82d7bc4 100644
--- a/install.cpp
+++ b/install.cpp
@@ -144,6 +144,7 @@ try_update_binary(const char* path, ZipArchive* zip, bool* wipe_cache) {
close(pipefd[1]);
*wipe_cache = false;
+ bool retry_update = false;
char buffer[1024];
FILE* from_child = fdopen(pipefd[0], "r");
@@ -180,6 +181,8 @@ try_update_binary(const char* path, ZipArchive* zip, bool* wipe_cache) {
// to be able to reboot during installation (useful for
// debugging packages that don't exit).
ui->SetEnableReboot(true);
+ } else if (strcmp(command, "retry_update") == 0) {
+ retry_update = true;
} else {
LOGE("unknown command [%s]\n", command);
}
@@ -188,6 +191,9 @@ try_update_binary(const char* path, ZipArchive* zip, bool* wipe_cache) {
int status;
waitpid(pid, &status, 0);
+ if (retry_update) {
+ return INSTALL_RETRY;
+ }
if (!WIFEXITED(status) || WEXITSTATUS(status) != 0) {
LOGE("Error in %s\n(Status %d)\n", path, WEXITSTATUS(status));
return INSTALL_ERROR;
diff --git a/install.h b/install.h
index f92f061df..fd08e3c49 100644
--- a/install.h
+++ b/install.h
@@ -23,7 +23,8 @@
extern "C" {
#endif
-enum { INSTALL_SUCCESS, INSTALL_ERROR, INSTALL_CORRUPT, INSTALL_NONE, INSTALL_SKIPPED };
+enum { INSTALL_SUCCESS, INSTALL_ERROR, INSTALL_CORRUPT, INSTALL_NONE, INSTALL_SKIPPED,
+ INSTALL_RETRY };
// Install the package specified by root_path. If INSTALL_SUCCESS is
// returned and *wipe_cache is true on exit, caller should wipe the
// cache partition.
diff --git a/otafault/ota_io.cpp b/otafault/ota_io.cpp
index 02e80f9bf..a37804088 100644
--- a/otafault/ota_io.cpp
+++ b/otafault/ota_io.cpp
@@ -38,6 +38,8 @@ static std::string FaultFileName =
#endif // defined (TARGET_READ_FAULT)
#endif // defined (TARGET_INJECT_FAULTS)
+bool have_eio_error = false;
+
int ota_open(const char* path, int oflags) {
#if defined (TARGET_INJECT_FAULTS)
// Let the caller handle errors; we do not care if open succeeds or fails
@@ -90,12 +92,22 @@ size_t ota_fread(void* ptr, size_t size, size_t nitems, FILE* stream) {
&& FilenameCache[(intptr_t)stream] == FaultFileName) {
FaultFileName = "";
errno = EIO;
+ have_eio_error = true;
return 0;
} else {
- return fread(ptr, size, nitems, stream);
+ size_t status = fread(ptr, size, nitems, stream);
+ // If I/O error occurs, set the retry-update flag.
+ if (status != nitems && errno == EIO) {
+ have_eio_error = true;
+ }
+ return status;
}
#else
- return fread(ptr, size, nitems, stream);
+ size_t status = fread(ptr, size, nitems, stream);
+ if (status != nitems && errno == EIO) {
+ have_eio_error = true;
+ }
+ return status;
#endif
}
@@ -105,12 +117,21 @@ ssize_t ota_read(int fd, void* buf, size_t nbyte) {
&& FilenameCache[fd] == FaultFileName) {
FaultFileName = "";
errno = EIO;
+ have_eio_error = true;
return -1;
} else {
- return read(fd, buf, nbyte);
+ ssize_t status = read(fd, buf, nbyte);
+ if (status == -1 && errno == EIO) {
+ have_eio_error = true;
+ }
+ return status;
}
#else
- return read(fd, buf, nbyte);
+ ssize_t status = read(fd, buf, nbyte);
+ if (status == -1 && errno == EIO) {
+ have_eio_error = true;
+ }
+ return status;
#endif
}
@@ -120,12 +141,21 @@ size_t ota_fwrite(const void* ptr, size_t size, size_t count, FILE* stream) {
&& FilenameCache[(intptr_t)stream] == FaultFileName) {
FaultFileName = "";
errno = EIO;
+ have_eio_error = true;
return 0;
} else {
- return fwrite(ptr, size, count, stream);
+ size_t status = fwrite(ptr, size, count, stream);
+ if (status != count && errno == EIO) {
+ have_eio_error = true;
+ }
+ return status;
}
#else
- return fwrite(ptr, size, count, stream);
+ size_t status = fwrite(ptr, size, count, stream);
+ if (status != count && errno == EIO) {
+ have_eio_error = true;
+ }
+ return status;
#endif
}
@@ -135,12 +165,21 @@ ssize_t ota_write(int fd, const void* buf, size_t nbyte) {
&& FilenameCache[fd] == FaultFileName) {
FaultFileName = "";
errno = EIO;
+ have_eio_error = true;
return -1;
} else {
- return write(fd, buf, nbyte);
+ ssize_t status = write(fd, buf, nbyte);
+ if (status == -1 && errno == EIO) {
+ have_eio_error = true;
+ }
+ return status;
}
#else
- return write(fd, buf, nbyte);
+ ssize_t status = write(fd, buf, nbyte);
+ if (status == -1 && errno == EIO) {
+ have_eio_error = true;
+ }
+ return status;
#endif
}
@@ -151,10 +190,19 @@ int ota_fsync(int fd) {
FaultFileName = "";
errno = EIO;
return -1;
+ have_eio_error = true;
} else {
- return fsync(fd);
+ int status = fsync(fd);
+ if (status == -1 && errno == EIO) {
+ have_eio_error = true;
+ }
+ return status;
}
#else
- return fsync(fd);
+ int status = fsync(fd);
+ if (status == -1 && errno == EIO) {
+ have_eio_error = true;
+ }
+ return status;
#endif
}
diff --git a/recovery.cpp b/recovery.cpp
index fe6793da0..7620f1a00 100644
--- a/recovery.cpp
+++ b/recovery.cpp
@@ -36,6 +36,7 @@
#include <adb.h>
#include <android-base/file.h>
+#include <android-base/parseint.h>
#include <android-base/stringprintf.h>
#include <cutils/android_reboot.h>
#include <cutils/properties.h>
@@ -60,6 +61,7 @@ struct selabel_handle *sehandle;
static const struct option OPTIONS[] = {
{ "send_intent", required_argument, NULL, 'i' },
{ "update_package", required_argument, NULL, 'u' },
+ { "retry_count", required_argument, NULL, 'n' },
{ "wipe_data", no_argument, NULL, 'w' },
{ "wipe_cache", no_argument, NULL, 'c' },
{ "show_text", no_argument, NULL, 't' },
@@ -89,6 +91,7 @@ static const char *TEMPORARY_INSTALL_FILE = "/tmp/last_install";
static const char *LAST_KMSG_FILE = "/cache/recovery/last_kmsg";
static const char *LAST_LOG_FILE = "/cache/recovery/last_log";
static const int KEEP_LOG_COUNT = 10;
+static const int EIO_RETRY_COUNT = 2;
static const int BATTERY_READ_TIMEOUT_IN_SEC = 10;
// GmsCore enters recovery mode to install package when having enough battery
// percentage. Normally, the threshold is 40% without charger and 20% with charger.
@@ -1162,6 +1165,29 @@ static bool is_battery_ok() {
}
}
+static void set_retry_bootloader_message(int retry_count, int argc, char** argv) {
+ struct bootloader_message boot {};
+ strlcpy(boot.command, "boot-recovery", sizeof(boot.command));
+ strlcpy(boot.recovery, "recovery\n", sizeof(boot.recovery));
+
+ for (int i = 1; i < argc; ++i) {
+ if (strstr(argv[i], "retry_count") == nullptr) {
+ strlcat(boot.recovery, argv[i], sizeof(boot.recovery));
+ strlcat(boot.recovery, "\n", sizeof(boot.recovery));
+ }
+ }
+
+ // Initialize counter to 1 if it's not in BCB, otherwise increment it by 1.
+ if (retry_count == 0) {
+ strlcat(boot.recovery, "--retry_count=1\n", sizeof(boot.recovery));
+ } else {
+ char buffer[20];
+ snprintf(buffer, sizeof(buffer), "--retry_count=%d\n", retry_count+1);
+ strlcat(boot.recovery, buffer, sizeof(boot.recovery));
+ }
+ set_bootloader_message(&boot);
+}
+
int main(int argc, char **argv) {
// If this binary is started with the single argument "--adbd",
// instead of being the normal recovery binary, it turns into kind
@@ -1197,11 +1223,13 @@ int main(int argc, char **argv) {
bool sideload_auto_reboot = false;
bool just_exit = false;
bool shutdown_after = false;
+ int retry_count = 0;
int arg;
while ((arg = getopt_long(argc, argv, "", OPTIONS, NULL)) != -1) {
switch (arg) {
case 'i': send_intent = optarg; break;
+ case 'n': android::base::ParseInt(optarg, &retry_count, 0); break;
case 'u': update_package = optarg; break;
case 'w': should_wipe_data = true; break;
case 'c': should_wipe_cache = true; break;
@@ -1306,7 +1334,24 @@ int main(int argc, char **argv) {
}
if (status != INSTALL_SUCCESS) {
ui->Print("Installation aborted.\n");
-
+ // When I/O error happens, reboot and retry installation EIO_RETRY_COUNT
+ // times before we abandon this OTA update.
+ if (status == INSTALL_RETRY && retry_count < EIO_RETRY_COUNT) {
+ copy_logs();
+ set_retry_bootloader_message(retry_count, argc, argv);
+ // Print retry count on screen.
+ ui->Print("Retry attempt %d\n", retry_count);
+
+ // Reboot and retry the update
+ int ret = property_set(ANDROID_RB_PROPERTY, "reboot,recovery");
+ if (ret < 0) {
+ ui->Print("Reboot failed\n");
+ } else {
+ while (true) {
+ pause();
+ }
+ }
+ }
// If this is an eng or userdebug build, then automatically
// turn the text display on if the script fails so the error
// message is visible.
diff --git a/updater/updater.cpp b/updater/updater.cpp
index 0f22e6d04..ddc01e125 100644
--- a/updater/updater.cpp
+++ b/updater/updater.cpp
@@ -35,6 +35,8 @@
// (Note it's "updateR-script", not the older "update-script".)
#define SCRIPT_NAME "META-INF/com/google/android/updater-script"
+extern bool have_eio_error;
+
struct selabel_handle *sehandle;
int main(int argc, char** argv) {
@@ -139,6 +141,11 @@ int main(int argc, char** argv) {
state.errmsg = NULL;
char* result = Evaluate(&state, root);
+
+ if (have_eio_error) {
+ fprintf(cmd_pipe, "retry_update\n");
+ }
+
if (result == NULL) {
if (state.errmsg == NULL) {
printf("script aborted (no error message)\n");
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-01 14:43:40 +0100