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-rw-r--r--src/LogInit.cxx200
1 files changed, 33 insertions, 167 deletions
diff --git a/src/LogInit.cxx b/src/LogInit.cxx
index d9f84d6a5..42d86951f 100644
--- a/src/LogInit.cxx
+++ b/src/LogInit.cxx
@@ -19,6 +19,7 @@
#include "config.h"
#include "LogInit.hxx"
+#include "LogBackend.hxx"
#include "Log.hxx"
#include "ConfigData.hxx"
#include "ConfigGlobal.hxx"
@@ -28,7 +29,6 @@
#include "fs/FileSystem.hxx"
#include "util/Error.hxx"
#include "util/Domain.hxx"
-#include "util/CharUtil.hxx"
#include "system/FatalError.hxx"
#include <assert.h>
@@ -39,22 +39,13 @@
#include <unistd.h>
#include <glib.h>
-#ifdef HAVE_SYSLOG
-#include <syslog.h>
-#endif
-
-#define LOG_LEVEL_SECURE G_LOG_LEVEL_INFO
+#define LOG_LEVEL_SECURE LogLevel::INFO
#define LOG_DATE_BUF_SIZE 16
#define LOG_DATE_LEN (LOG_DATE_BUF_SIZE - 1)
static constexpr Domain log_domain("log");
-static GLogLevelFlags log_threshold = G_LOG_LEVEL_MESSAGE;
-
-static const char *log_charset;
-
-static bool stdout_mode = true;
static int out_fd;
static AllocatedPath out_path = AllocatedPath::Null();
@@ -67,66 +58,6 @@ static void redirect_logs(int fd)
FatalSystemError("Failed to dup2 stderr");
}
-static const char *log_date(void)
-{
- static char buf[LOG_DATE_BUF_SIZE];
- time_t t = time(nullptr);
- strftime(buf, LOG_DATE_BUF_SIZE, "%b %d %H:%M : ", localtime(&t));
- return buf;
-}
-
-/**
- * Determines the length of the string excluding trailing whitespace
- * characters.
- */
-static int
-chomp_length(const char *p)
-{
- size_t length = strlen(p);
-
- while (length > 0 && IsWhitespaceOrNull(p[length - 1]))
- --length;
-
- return (int)length;
-}
-
-static void
-file_log_func(const gchar *domain,
- GLogLevelFlags log_level,
- const gchar *message, gcc_unused gpointer user_data)
-{
- char *converted;
-
- if (log_level > log_threshold)
- return;
-
- if (log_charset != nullptr) {
- converted = g_convert_with_fallback(message, -1,
- log_charset, "utf-8",
- nullptr, nullptr,
- nullptr, nullptr);
- if (converted != nullptr)
- message = converted;
- } else
- converted = nullptr;
-
- if (domain == nullptr)
- domain = "";
-
- fprintf(stderr, "%s%s%s%.*s\n",
- stdout_mode ? "" : log_date(),
- domain, *domain == 0 ? "" : ": ",
- chomp_length(message), message);
-
- g_free(converted);
-}
-
-static void
-log_init_stdout(void)
-{
- g_log_set_default_handler(file_log_func, nullptr);
-}
-
static int
open_log_file(void)
{
@@ -148,85 +79,22 @@ log_init_file(unsigned line, Error &error)
return false;
}
- g_log_set_default_handler(file_log_func, nullptr);
+ EnableLogTimestamp();
return true;
}
-#ifdef HAVE_SYSLOG
-
-static int
-glib_to_syslog_level(GLogLevelFlags log_level)
-{
- switch (log_level & G_LOG_LEVEL_MASK) {
- case G_LOG_LEVEL_ERROR:
- case G_LOG_LEVEL_CRITICAL:
- return LOG_ERR;
-
- case G_LOG_LEVEL_WARNING:
- return LOG_WARNING;
-
- case G_LOG_LEVEL_MESSAGE:
- return LOG_NOTICE;
-
- case G_LOG_LEVEL_INFO:
- return LOG_INFO;
-
- case G_LOG_LEVEL_DEBUG:
- return LOG_DEBUG;
-
- default:
- return LOG_NOTICE;
- }
-}
-
-static void
-syslog_log_func(const gchar *domain,
- GLogLevelFlags log_level, const gchar *message,
- gcc_unused gpointer user_data)
-{
- if (stdout_mode) {
- /* fall back to the file log function during
- startup */
- file_log_func(domain, log_level,
- message, user_data);
- return;
- }
-
- if (log_level > log_threshold)
- return;
-
- if (domain == nullptr)
- domain = "";
-
- syslog(glib_to_syslog_level(log_level), "%s%s%.*s",
- domain, *domain == 0 ? "" : ": ",
- chomp_length(message), message);
-}
-
-static void
-log_init_syslog(void)
-{
- assert(out_path.IsNull());
-
- openlog(PACKAGE, 0, LOG_DAEMON);
- g_log_set_default_handler(syslog_log_func, nullptr);
-}
-
-#endif
-
-static inline GLogLevelFlags
+static inline LogLevel
parse_log_level(const char *value, unsigned line)
{
if (0 == strcmp(value, "default"))
- return G_LOG_LEVEL_MESSAGE;
+ return LogLevel::DEFAULT;
if (0 == strcmp(value, "secure"))
return LOG_LEVEL_SECURE;
else if (0 == strcmp(value, "verbose"))
- return G_LOG_LEVEL_DEBUG;
+ return LogLevel::DEBUG;
else {
FormatFatalError("unknown log level \"%s\" at line %u",
value, line);
- return G_LOG_LEVEL_MESSAGE;
}
}
@@ -234,9 +102,7 @@ void
log_early_init(bool verbose)
{
if (verbose)
- log_threshold = G_LOG_LEVEL_DEBUG;
-
- log_init_stdout();
+ SetLogThreshold(LogLevel::DEBUG);
}
bool
@@ -244,16 +110,17 @@ log_init(bool verbose, bool use_stdout, Error &error)
{
const struct config_param *param;
- g_get_charset(&log_charset);
+ const char *charset;
+ g_get_charset(&charset);
+ SetLogCharset(charset);
if (verbose)
- log_threshold = G_LOG_LEVEL_DEBUG;
+ SetLogThreshold(LogLevel::DEBUG);
else if ((param = config_get_param(CONF_LOG_LEVEL)) != nullptr)
- log_threshold = parse_log_level(param->value.c_str(),
- param->line);
+ SetLogThreshold(parse_log_level(param->value.c_str(),
+ param->line));
if (use_stdout) {
- log_init_stdout();
return true;
} else {
param = config_get_param(CONF_LOG_FILE);
@@ -261,7 +128,7 @@ log_init(bool verbose, bool use_stdout, Error &error)
#ifdef HAVE_SYSLOG
/* no configuration: default to syslog (if
available) */
- log_init_syslog();
+ LogInitSysLog();
return true;
#else
error.Set(log_domain,
@@ -270,7 +137,7 @@ log_init(bool verbose, bool use_stdout, Error &error)
#endif
#ifdef HAVE_SYSLOG
} else if (strcmp(param->value.c_str(), "syslog") == 0) {
- log_init_syslog();
+ LogInitSysLog();
return true;
#endif
} else {
@@ -284,12 +151,8 @@ log_init(bool verbose, bool use_stdout, Error &error)
static void
close_log_files(void)
{
- if (stdout_mode)
- return;
-
#ifdef HAVE_SYSLOG
- if (out_path.IsNull())
- closelog();
+ LogFinishSysLog();
#endif
}
@@ -303,32 +166,35 @@ log_deinit(void)
void setup_log_output(bool use_stdout)
{
+ if (use_stdout)
+ return;
+
fflush(nullptr);
- if (!use_stdout) {
-#ifndef WIN32
- if (out_path.IsNull())
- out_fd = open("/dev/null", O_WRONLY);
+
+ if (out_fd < 0) {
+#ifdef WIN32
+ return;
+#else
+ out_fd = open("/dev/null", O_WRONLY);
+ if (out_fd < 0)
+ return;
#endif
+ }
- if (out_fd >= 0) {
- redirect_logs(out_fd);
- close(out_fd);
- }
+ redirect_logs(out_fd);
+ close(out_fd);
+ out_fd = -1;
- stdout_mode = false;
- log_charset = nullptr;
- }
+ SetLogCharset(nullptr);
}
int cycle_log_files(void)
{
int fd;
- if (stdout_mode || out_path.IsNull())
+ if (out_path.IsNull())
return 0;
- assert(!out_path.IsNull());
-
FormatDebug(log_domain, "Cycling log files");
close_log_files();
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-05 01:41:31 +0000