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logd: report reinit

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Bug: 19681572
Change-Id: I343b9d108f064f87df79512a0fdf1b35513c3136
This commit is contained in:
Mark Salyzyn 2015-03-12 12:25:35 -07:00
parent 48d06069a8
commit ccbadc6be0
2 changed files with 23 additions and 9 deletions
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8
logd/LogAudit.cpp
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@ -29,10 +29,10 @@
#include "libaudit.h"
#include "LogAudit.h"
#define KMSG_PRIORITY(PRI) \
'<', \
'0' + (LOG_AUTH | (PRI)) / 10, \
'0' + (LOG_AUTH | (PRI)) % 10, \
#define KMSG_PRIORITY(PRI) \
'<', \
'0' + LOG_MAKEPRI(LOG_AUTH, LOG_PRI(PRI)) / 10, \
'0' + LOG_MAKEPRI(LOG_AUTH, LOG_PRI(PRI)) % 10, \
'>'
LogAudit::LogAudit(LogBuffer *buf, LogReader *reader, int fdDmesg)

24
logd/main.cpp
View file

@ -29,6 +29,7 @@
#include <sys/prctl.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <syslog.h>
#include <unistd.h>
#include <cutils/properties.h>
@ -41,6 +42,12 @@
#include "LogListener.h"
#include "LogAudit.h"
#define KMSG_PRIORITY(PRI) \
'<', \
'0' + LOG_MAKEPRI(LOG_DAEMON, LOG_PRI(PRI)) / 10, \
'0' + LOG_MAKEPRI(LOG_DAEMON, LOG_PRI(PRI)) % 10, \
'>'
//
// The service is designed to be run by init, it does not respond well
// to starting up manually. When starting up manually the sockets will
@ -131,6 +138,11 @@ static bool property_get_bool(const char *key, bool def) {
return def;
}
// Remove the static, and use this variable
// globally for debugging if necessary. eg:
// write(fdDmesg, "I am here\n", 10);
static int fdDmesg = -1;
static sem_t reinit;
static bool reinit_running = false;
static LogBuffer *logBuf = NULL;
@ -143,6 +155,13 @@ static void *reinit_thread_start(void * /*obj*/) {
setuid(AID_LOGD);
while (reinit_running && !sem_wait(&reinit) && reinit_running) {
if (fdDmesg >= 0) {
static const char reinit_message[] = { KMSG_PRIORITY(LOG_INFO),
'l', 'o', 'g', 'd', '.', 'd', 'a', 'e', 'm', 'o', 'n', ':',
' ', 'r', 'e', 'i', 'n', 'i', 't', '\n' };
write(fdDmesg, reinit_message, sizeof(reinit_message));
}
// Anything that reads persist.<property>
if (logBuf) {
logBuf->init();
@ -158,11 +177,6 @@ void reinit_signal_handler(int /*signal*/) {
sem_post(&reinit);
}
// Remove the static, and use this variable
// globally for debugging if necessary. eg:
// write(fdDmesg, "I am here\n", 10);
static int fdDmesg = -1;
// Foreground waits for exit of the main persistent threads
// that are started here. The threads are created to manage
// UNIX domain client sockets for writing, reading and