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authorVijay Bellur <vijay@gluster.com>2009-08-15 12:58:08 +0000
committerAnand V. Avati <avati@dev.gluster.com>2009-08-19 17:57:53 -0700
commitb4d6c3d1bb461d2c8a396c9ed3881a4da40fc6ab (patch)
tree7a5a15665d46a91b9d4d744b0da599c4628d7f6c /libglusterfs/src/statedump.h
parenta31b0016347b3bc9b341fa0f4541ed137224f593 (diff)
TAKE2[PATCH BUG:213 1/1] Support for Process State Dump
Support for process state dump. Signed-off-by: Anand V. Avati <avati@dev.gluster.com> BUG: 213 (Support for process state dump) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=213
Diffstat (limited to 'libglusterfs/src/statedump.h')
-rw-r--r--libglusterfs/src/statedump.h78
1 files changed, 78 insertions, 0 deletions
diff --git a/libglusterfs/src/statedump.h b/libglusterfs/src/statedump.h
new file mode 100644
index 00000000000..9ac50ec0c0a
--- /dev/null
+++ b/libglusterfs/src/statedump.h
@@ -0,0 +1,78 @@
+/*
+ Copyright (c) 2009 Z RESEARCH, Inc. <http://www.zresearch.com>
+ This file is part of GlusterFS.
+
+ GlusterFS is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published
+ by the Free Software Foundation; either version 3 of the License,
+ or (at your option) any later version.
+
+ GlusterFS is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see
+ <http://www.gnu.org/licenses/>.
+*/
+
+
+#ifndef STATEDUMP_H
+#define STATEDUMP_H
+
+#include <stdarg.h>
+#include "inode.h"
+
+#define GF_DUMP_MAX_BUF_LEN 4096
+
+#define GF_DUMP_LOGFILE_ROOT "/tmp/glusterdump"
+#define GF_DUMP_LOGFILE_ROOT_LEN 256
+
+static inline
+void _gf_proc_dump_build_key (char *key, const char *prefix, char *fmt,...)
+{
+ char buf[GF_DUMP_MAX_BUF_LEN];
+ va_list ap;
+
+ memset(buf, 0, sizeof(buf));
+ va_start(ap, fmt);
+ vsnprintf(buf, GF_DUMP_MAX_BUF_LEN, fmt, ap);
+ va_end(ap);
+ snprintf(key, GF_DUMP_MAX_BUF_LEN, "%s.%s", prefix, buf);
+}
+
+#define gf_proc_dump_build_key(key, key_prefix, fmt...) \
+{\
+ _gf_proc_dump_build_key(key, key_prefix, ##fmt);\
+}
+
+typedef void (*inode_priv_dump_fn) (inode_t *);
+
+void
+gf_proc_dump_init();
+
+void
+gf_proc_dump_fini(void);
+
+void
+gf_proc_dump_cleanup(void);
+
+void
+gf_proc_dump_info(int signum);
+
+void
+gf_proc_dump_add_section(char *key,...);
+
+void
+gf_proc_dump_write(char *key, char *value,...);
+
+void
+inode_table_dump(inode_table_t *itable, char *prefix, inode_priv_dump_fn fn);
+
+void
+fdtable_dump(fdtable_t *fdtable, char *prefix);
+
+void
+inode_dump(inode_t *inode, char *prefix, inode_priv_dump_fn fn);
+#endif /* STATEDUMP_H */