---
isys/log.c | 82 ++++++++++++++++++++++++++++++++++++++++++++++--------------
isys/log.h | 13 +++++++--
2 files changed, 73 insertions(+), 22 deletions(-)
diff --git a/isys/log.c b/isys/log.c
index 2f921ba..da39c7b 100644
--- a/isys/log.c
+++ b/isys/log.c
@@ -36,8 +36,11 @@
static FILE * main_log_tty = NULL;
static FILE * main_log_file = NULL;
+static FILE * program_log_file = NULL;
static int minLevel = INFO;
-static const char * syslog_facility = "loader";
+static const char * main_tag = "loader";
+static const char * program_tag = "program";
+static const int syslog_facility = LOG_LOCAL0;
/* maps our loglevel to syslog loglevel */
static int mapLogLevel(int level)
@@ -59,7 +62,7 @@ static int mapLogLevel(int level)
}
}
-static void printLogHeader(int level, FILE *outfile) {
+static void printLogHeader(int level, const char *tag, FILE *outfile) {
struct timeval current_time;
struct tm *t;
int msecs;
@@ -70,44 +73,63 @@ static void printLogHeader(int level, FILE *outfile) {
switch (level) {
case DEBUGLVL:
fprintf (outfile, "%02d:%02d:%02d,%03d DEBUG %s: ", t->tm_hour,
- t->tm_min, t->tm_sec, msecs, syslog_facility);
+ t->tm_min, t->tm_sec, msecs, tag);
break;
case INFO:
fprintf (outfile, "%02d:%02d:%02d,%03d INFO %s: ", t->tm_hour,
- t->tm_min, t->tm_sec, msecs, syslog_facility);
+ t->tm_min, t->tm_sec, msecs, tag);
break;
case WARNING:
fprintf (outfile, "%02d:%02d:%02d,%03d WARNING %s: ", t->tm_hour,
- t->tm_min, t->tm_sec, msecs, syslog_facility);
+ t->tm_min, t->tm_sec, msecs, tag);
break;
case ERROR:
fprintf (outfile, "%02d:%02d:%02d,%03d ERROR %s: ", t->tm_hour,
- t->tm_min, t->tm_sec, msecs, syslog_facility);
+ t->tm_min, t->tm_sec, msecs, tag);
break;
case CRITICAL:
fprintf (outfile, "%02d:%02d:%02d,%03d CRITICAL %s: ", t->tm_hour,
- t->tm_min, t->tm_sec, msecs, syslog_facility);
+ t->tm_min, t->tm_sec, msecs, tag);
break;
}
}
-static void printLogMessage(int level, FILE *outfile, const char *s, va_list ap) {
- printLogHeader(level, outfile);
+static void printLogMessage(int level, const char *tag, FILE *outfile, const char *s, va_list ap)
+{
+ printLogHeader(level, tag, outfile);
va_list apc;
va_copy(apc, ap);
- vfprintf(main_log_tty, s, apc);
+ vfprintf(outfile, s, apc);
va_end(apc);
fprintf(outfile, "\n");
fflush(outfile);
}
-void logMessageV(int level, const char * s, va_list ap) {
+static void retagSyslog(const char* new_tag)
+{
+ closelog();
+ openlog(new_tag, 0, syslog_facility);
+}
+
+void logMessageV(enum logger_t logger, int level, const char * s, va_list ap) {
+ FILE *log_tty = main_log_tty;
+ FILE *log_file = main_log_file;
+ const char *tag = main_tag;
+ if (logger == PROGRAM_LOG) {
+ /* tty output is done directly for programs */
+ log_tty = NULL;
+ log_file = program_log_file;
+ tag = program_tag;
+ /* close and reopen syslog so we get the tagging right */
+ retagSyslog(tag);
+ }
+
va_list apc;
/* Log everything into syslog */
va_copy(apc, ap);
@@ -115,21 +137,33 @@ void logMessageV(int level, const char * s, va_list ap) {
va_end(apc);
/* Only log to the screen things that are above the minimum level. */
- if (main_log_tty && level >= minLevel) {
- printLogMessage(level, main_log_tty, s, ap);
+ if (main_log_tty && level >= minLevel && log_tty) {
+ printLogMessage(level, tag, log_tty, s, ap);
}
/* But log everything to the file. */
if (main_log_file) {
- printLogMessage(level, main_log_file, s, ap);
+ printLogMessage(level, tag, log_file, s, ap);
}
+
+ /* change the syslog tag back to the default again */
+ if (logger == PROGRAM_LOG)
+ retagSyslog(main_tag);
}
void logMessage(int level, const char * s, ...) {
va_list args;
va_start(args, s);
- logMessageV(level, s, args);
+ logMessageV(MAIN_LOG, level, s, args);
+ va_end(args);
+}
+
+void logProgramMessage(int level, const char * s, ...) {
+ va_list args;
+
+ va_start(args, s);
+ logMessageV(PROGRAM_LOG, level, s, args);
va_end(args);
}
@@ -139,11 +173,12 @@ int file_logfd = -1;
void openLog() {
/* init syslog logging (so loader messages can also be forwarded to a remote
syslog daemon */
- openlog(syslog_facility, 0, LOG_LOCAL1);
+ openlog(main_tag, 0, syslog_facility);
int flags;
- main_log_tty = fopen("/dev/tty3", "w");
- main_log_file = fopen("/tmp/anaconda.log", "w");
+ main_log_tty = fopen("/dev/tty3", "a");
+ main_log_file = fopen("/tmp/anaconda.log", "a");
+ program_log_file = fopen("/tmp/program.log", "a");
if (main_log_tty) {
tty_logfd = fileno(main_log_tty);
@@ -156,14 +191,23 @@ void openLog() {
flags = fcntl(file_logfd, F_GETFD, 0) | FD_CLOEXEC;
fcntl(file_logfd, F_SETFD, flags);
}
+
+ if (program_log_file) {
+ int fd;
+ fd = fileno(program_log_file);
+ flags = fcntl(fd, F_GETFD, 0) | FD_CLOEXEC;
+ fcntl(file_logfd, F_SETFD, flags);
+ }
}
void closeLog(void) {
if (main_log_tty)
fclose(main_log_tty);
-
if (main_log_file)
fclose(main_log_file);
+ if (program_log_file)
+ fclose(program_log_file);
+
/* close syslog logger */
closelog();
}
diff --git a/isys/log.h b/isys/log.h
index 183c0b2..51de2de 100644
--- a/isys/log.h
+++ b/isys/log.h
@@ -29,10 +29,17 @@
#define ERROR 40
#define CRITICAL 50
-void logMessageV(int level, const char * s, va_list ap)
- __attribute__ ((format (printf, 2, 0)));
+enum logger_t {
+ MAIN_LOG = 1,
+ PROGRAM_LOG = 2
+};
+
+void logMessageV(enum logger_t logger, int level, const char * s, va_list ap)
+ __attribute__ ((format (printf, 3, 0)));
void logMessage(int level, const char * s, ...)
- __attribute__ ((format (printf, 2, 3)));
+ __attribute__ ((format (printf, 2, 3)));
+void logProgramMessage(int level, const char * s, ...)
+ __attribute__ ((format (printf, 2, 3)));
void openLog();
void closeLog(void);
void setLogLevel(int minLevel);
--
1.6.6
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