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104 lines
3.3 KiB
Diff
104 lines
3.3 KiB
Diff
From c4e4ad9d69b3bc62ee53f8088d6a192d288c6645 Mon Sep 17 00:00:00 2001
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From: Joachim Wiberg <troglobit@gmail.com>
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Date: Thu, 23 Nov 2023 18:49:36 +0100
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Subject: [PATCH 2/2] src/main: add optional syslog support
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Organization: Addiva Elektronik
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Instead of having to redirect (colored) logs to stdout/stderr, this
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patch adds support for logging directly to syslog with approximate
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GLogLevel to syslog level mapping.
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By default all LOG_NOTICE, g_message(), and higher log messages are
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logged to LOG_LOCAL0 facility. This should of course be configurable
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but is not at this stage.
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Signed-off-by: Joachim Wiberg <troglobit@gmail.com>
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---
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src/main.c | 45 ++++++++++++++++++++++++++++++++++++++++++++-
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1 file changed, 44 insertions(+), 1 deletion(-)
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diff -urN rauc-1.13.orig/src/main.c rauc-1.13/src/main.c
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--- rauc-1.13.orig/src/main.c 2025-03-04 14:55:59.671534612 +0100
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+++ rauc-1.13/src/main.c 2025-03-04 14:57:13.022772424 +0100
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@@ -10,6 +10,7 @@
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#include <locale.h>
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#include <stdio.h>
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#include <string.h>
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+#include <syslog.h>
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#include <sys/ioctl.h>
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#include <unistd.h>
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@@ -2460,6 +2461,38 @@
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return TRUE;
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}
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+static int log_level(GLogLevelFlags level)
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+{
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+ if (level & G_LOG_FLAG_FATAL)
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+ return LOG_EMERG;
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+ if (level & G_LOG_FLAG_RECURSION)
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+ return LOG_ALERT;
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+ if (level & G_LOG_LEVEL_CRITICAL)
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+ return LOG_CRIT;
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+ if (level & G_LOG_LEVEL_ERROR)
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+ return LOG_ERR;
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+ if (level & G_LOG_LEVEL_WARNING)
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+ return LOG_WARNING;
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+ if (level & G_LOG_LEVEL_MESSAGE)
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+ return LOG_NOTICE;
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+ if (level & G_LOG_LEVEL_INFO)
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+ return LOG_INFO;
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+ if (level & G_LOG_LEVEL_DEBUG)
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+ return LOG_DEBUG;
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+
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+ /* Fallback to INFO for unknown levels */
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+ return LOG_INFO;
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+}
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+
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+static void syslog_handler(const gchar *domain, GLogLevelFlags level, const gchar *message, gpointer arg)
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+{
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+ /* unused */
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+ (void)domain;
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+ (void)arg;
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+
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+ syslog(log_level(level), "%s", message);
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+}
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+
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typedef enum {
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UNKNOWN = 0,
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INSTALL,
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@@ -2676,7 +2709,7 @@
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static void cmdline_handler(int argc, char **argv)
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{
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- gboolean help = FALSE, debug = FALSE, version = FALSE;
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+ gboolean help = FALSE, debug = FALSE, use_syslog = FALSE, version = FALSE;
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g_autofree gchar *confpath = NULL, *keyring = NULL, *mount = NULL;
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char *cmdarg = NULL;
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g_autoptr(GOptionContext) context = NULL;
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@@ -2690,6 +2723,7 @@
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{"intermediate", '\0', G_OPTION_FLAG_HIDDEN, G_OPTION_ARG_FILENAME_ARRAY, &intermediate, "intermediate CA file or PKCS#11 URL", "PEMFILE|PKCS11-URL"},
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{"mount", '\0', 0, G_OPTION_ARG_FILENAME, &mount, "mount prefix", "PATH"},
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{"debug", 'd', 0, G_OPTION_ARG_NONE, &debug, "enable debug output", NULL},
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+ {"syslog", 's', 0, G_OPTION_ARG_NONE, &use_syslog, "use syslog instead of stdout", NULL},
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{"version", '\0', 0, G_OPTION_ARG_NONE, &version, "display version", NULL},
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{"help", 'h', 0, G_OPTION_ARG_NONE, &help, "display help and exit", NULL},
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{0}
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@@ -2816,6 +2850,15 @@
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);
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}
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+ if (use_syslog) {
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+ GLogLevelFlags levels = G_LOG_LEVEL_MASK | G_LOG_FLAG_FATAL | G_LOG_FLAG_RECURSION;
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+ const char *ident = "rauc";
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+
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+ /* XXX: facility should be configurable */
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+ openlog(ident, LOG_PID | LOG_NOWAIT, LOG_LOCAL0);
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+ g_log_set_handler(ident, levels, syslog_handler, NULL);
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+ }
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+
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/* get first parameter without dashes */
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for (gint i = 1; i <= argc; i++) {
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if (argv[i] && !g_str_has_prefix(argv[i], "-")) {
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