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authorJordan Augé <jordan.auge+fdio@cisco.com>2019-07-26 23:20:30 +0200
committerMauro Sardara <msardara@cisco.com>2019-07-29 17:13:35 +0200
commit0a1c6b5565e20167d1f1f33a5a8b597f420b18b0 (patch)
tree98c5da8f231fbd3dc2ce6502040e29c8333d9ffc /ctrl/facemgr/src/util/log.c
parent05ca0aa8f612ee48fb66d4dbebe596b7f1e03181 (diff)
[HICN-252] Add per-application policy framework to hicn-light forwarder
Change-Id: I0531cd7a7de179581295ae34766c81cd9cf3e172 Signed-off-by: Jordan Augé <jordan.auge+fdio@cisco.com> Signed-off-by: Mauro Sardara <msardara@cisco.com> Co-authored-by: Mauro Sardara <msardara@cisco.com>
Diffstat (limited to 'ctrl/facemgr/src/util/log.c')
-rw-r--r--ctrl/facemgr/src/util/log.c126
1 files changed, 126 insertions, 0 deletions
diff --git a/ctrl/facemgr/src/util/log.c b/ctrl/facemgr/src/util/log.c
new file mode 100644
index 000000000..54943cf45
--- /dev/null
+++ b/ctrl/facemgr/src/util/log.c
@@ -0,0 +1,126 @@
+/*
+ * Copyright (c) 2017-2019 Cisco and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "log.h"
+
+#include <stdarg.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+log_conf_t log_conf = DEFAULT_LOG_CONF;
+
+#define FMT_DATETIME "%02d-%02d-%04d %02d:%02d:%02d"
+#define FMT_DATETIME_LEN 20
+#define snprintf_nowarn(...) (snprintf(__VA_ARGS__) < 0 ? abort() : (void)0)
+
+
+static char ts[FMT_DATETIME_LEN];
+
+static char *timestamp(void)
+{
+ time_t tv;
+ struct tm *tm;
+
+ time(&tv);
+ tm = localtime(&tv);
+
+ snprintf_nowarn(ts, FMT_DATETIME_LEN, FMT_DATETIME, tm->tm_mday,
+ tm->tm_mon + 1, tm->tm_year + 1900, tm->tm_hour, tm->tm_min,
+ tm->tm_sec);
+ return ts;
+}
+
+void _log_va(int level, const char *fmt, va_list ap)
+{
+ char *prefix;
+ FILE *f = log_conf.log_file ? log_conf.log_file : stdout;
+
+#if 0
+ if (!conf.log_system)
+ return;
+#endif
+
+ if (level > log_conf.log_level)
+ return;
+
+ switch (level) {
+ case LOG_FATAL:
+ prefix = "FATAL: ";
+ break;
+ case LOG_ERROR:
+ prefix = "ERROR: ";
+ break;
+ case LOG_WARN:
+ prefix = "WARNING: ";
+ break;
+ case LOG_INFO:
+ prefix = "";
+ break;
+ case LOG_DEBUG:
+ prefix = "DEBUG: ";
+ break;
+ case LOG_TRACE:
+ prefix = "TRACE: ";
+ break;
+ default:
+ prefix = "";
+ break;
+ }
+
+ fprintf(f, "%s %s", timestamp(), prefix);
+ vfprintf(f, fmt, ap);
+ fprintf(f, "\n");
+#ifdef DEBUG
+ fflush(f);
+#endif
+}
+
+void _log(int level, const char *fmt, ...)
+{
+ va_list ap;
+
+ va_start(ap, fmt);
+ _log_va(level, fmt, ap);
+ va_end(ap);
+}
+
+#ifdef HAVE_BACKTRACE
+#include <execinfo.h>
+
+void print_trace(void)
+{
+ void *array[32];
+ size_t size;
+
+ size = backtrace(array, 32);
+ fflush(conf.log_file);
+ backtrace_symbols_fd(array, size, fileno(conf.log_file));
+}
+#endif
+
+void fatal(char *fmt, ...)
+{
+ va_list ap;
+
+ va_start(ap, fmt);
+ _log_va(LOG_FATAL, fmt, ap);
+ va_end(ap);
+
+#ifdef HAVE_BACKTRACE
+ print_trace();
+#endif
+
+ exit(200);
+}