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Collect most recent modem logs

Browse Source 
Bug: 64329189
Test: Check number of log files in Bugreport
Change-Id: I71ebb1d2efda324c9de4adadabf4baac1529f202
This commit is contained in:
Jie Song
2017-08-16 11:52:05 -07:00
parent 6d236044f3
commit d303c1509b
2 changed files with 57 additions and 6 deletions
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61
dumpstate/DumpstateDevice.cpp
View File

@@ -21,10 +21,11 @@
#include <android-base/properties.h>
#include <android-base/unique_fd.h>
#include <cutils/properties.h>
#include <libgen.h>
#include <log/log.h>
#include <stdlib.h>
#include <string>
#include <string.h>
#define _SVID_SOURCE
#include <dirent.h>
#include "DumpstateUtil.h"
@@ -35,6 +36,8 @@
#define DIAG_MDLOG_PROPERTY "sys.modem.diag.mdlog"
#define DIAG_MDLOG_STATUS_PROPERTY "sys.modem.diag.mdlog_on"
#define DIAG_MDLOG_NUMBER_BUGREPORT "persist.sys.modem.diag.mdlog_br_num"
using android::os::dumpstate::CommandOptions;
using android::os::dumpstate::DumpFileToFd;
using android::os::dumpstate::PropertiesHelper;
@@ -46,6 +49,54 @@ namespace dumpstate {
namespace V1_0 {
namespace implementation {
#define DIAG_LOG_PREFIX "diag_log_"
void DumpstateDevice::dumpDiagLogs(int fd, std::string srcDir, std::string destDir) {
struct dirent **dirent_list = NULL;
int num_entries = scandir(srcDir.c_str(),
&dirent_list,
0,
(int (*)(const struct dirent **, const struct dirent **)) alphasort);
if (!dirent_list) {
return;
} else if (num_entries <= 0) {
return;
}
int maxFileNum = android::base::GetIntProperty(DIAG_MDLOG_NUMBER_BUGREPORT, 100);
int copiedFiles = 0;
for (int i = num_entries - 1; i >= 0; i--) {
ALOGD("Found %s\n", dirent_list[i]->d_name);
if (0 != strncmp(dirent_list[i]->d_name, DIAG_LOG_PREFIX, strlen(DIAG_LOG_PREFIX))) {
continue;
}
if ((copiedFiles >= maxFileNum) && (maxFileNum != -1)) {
ALOGD("Skipped %s\n", dirent_list[i]->d_name);
continue;
}
copiedFiles++;
CommandOptions options = CommandOptions::WithTimeout(120).Build();
std::string srcLogFile = srcDir + "/" + dirent_list[i]->d_name;
std::string destLogFile = destDir + "/" + dirent_list[i]->d_name;
std::string copyCmd= "/vendor/bin/cp " + srcLogFile + " " + destLogFile;
ALOGD("Copying %s to %s\n", srcLogFile.c_str(), destLogFile.c_str());
RunCommandToFd(fd, "CP DIAG LOGS", { "/vendor/bin/sh", "-c", copyCmd.c_str() }, options);
}
while (num_entries--) {
free(dirent_list[num_entries]);
}
free(dirent_list);
}
void DumpstateDevice::dumpModem(int fd, int fdModem)
{
std::string modemLogDir = android::base::GetProperty(MODEM_LOG_LOC_PROPERTY, "");
@@ -77,8 +128,6 @@ void DumpstateDevice::dumpModem(int fd, int fdModem)
if (smlogEnabled) {
RunCommandToFd(fd, "SMLOG DUMP", { "smlog_dump", "-d", "-o", modemLogAllDir.c_str() }, options);
} else if (diagLogEnabled) {
std::string copyCmd= "/vendor/bin/cp -rf " + diagLogDir + " " + modemLogAllDir;
android::base::SetProperty(DIAG_MDLOG_PROPERTY, "false");
ALOGD("Waiting for diag log to exit\n");
@@ -92,7 +141,7 @@ void DumpstateDevice::dumpModem(int fd, int fdModem)
sleep(1);
}
RunCommandToFd(fd, "CP DIAG LOGS", { "/vendor/bin/sh", "-c", copyCmd.c_str()}, options);
dumpDiagLogs(fd, diagLogDir, modemLogAllDir);
android::base::SetProperty(DIAG_MDLOG_PROPERTY, "true");
}

2
dumpstate/DumpstateDevice.h
View File

@@ -19,6 +19,7 @@
#include <android/hardware/dumpstate/1.0/IDumpstateDevice.h>
#include <hidl/MQDescriptor.h>
#include <hidl/Status.h>
#include <string>
namespace android {
namespace hardware {
@@ -39,6 +40,7 @@ struct DumpstateDevice : public IDumpstateDevice {
// Methods from ::android::hardware::dumpstate::V1_0::IDumpstateDevice follow.
Return<void> dumpstateBoard(const hidl_handle& h) override;
void dumpDiagLogs(int fd, std::string srcDir, std::string destDir);
void dumpModem(int fd, int fdModem);
};