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authorXufeng Zhang <xufeng.zhang@windriver.com>2014-10-31 09:31:50 +0800
committerMartin Jansa <Martin.Jansa@gmail.com>2014-11-19 15:21:03 +0100
commit26f11117088d46a56494c348736fd73b7869c59d (patch)
tree35b9dd8c4adc9b26a79781a8c65cecdde1674447 /meta-oe/recipes-support
parent3243648a188b47ee905c24122352e32bb3e29e60 (diff)
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syslog-ng: Fix memory leak when udp connection is used [ LIN7-1379 ]
When udp connection is used, there are several memory leaks happen after run a long time. Signed-off-by: Xufeng Zhang <xufeng.zhang@windriver.com> Signed-off-by: Roy Li <rongqing.li@windriver.com> Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
Diffstat (limited to 'meta-oe/recipes-support')
-rw-r--r--meta-oe/recipes-support/syslog-ng/files/logwriter-dont-allocate-a-new-buffer.patch26
-rw-r--r--meta-oe/recipes-support/syslog-ng/files/logwriter-still-free-the-unconsumed-item.patch47
-rw-r--r--meta-oe/recipes-support/syslog-ng/files/rewrite-expr-grammar.ym-Free-up-token.patch17
-rw-r--r--meta-oe/recipes-support/syslog-ng/files/still-free-the-unconsumed-item.patch90
-rw-r--r--meta-oe/recipes-support/syslog-ng/syslog-ng_3.5.4.1.bb4
5 files changed, 136 insertions, 48 deletions
diff --git a/meta-oe/recipes-support/syslog-ng/files/logwriter-dont-allocate-a-new-buffer.patch b/meta-oe/recipes-support/syslog-ng/files/logwriter-dont-allocate-a-new-buffer.patch
new file mode 100644
index 00000000000..9e3d64bbf21
--- /dev/null
+++ b/meta-oe/recipes-support/syslog-ng/files/logwriter-dont-allocate-a-new-buffer.patch
@@ -0,0 +1,26 @@
+logwriter: Don't allocate a new buffer if fails to consume current item
+
+Upstream-Status: Pending
+
+Signed-off-by: Xufeng Zhang <xufeng.zhang@windriver.com>
+---
+--- a/lib/logwriter.c
++++ b/lib/logwriter.c
+@@ -1010,7 +1010,7 @@
+ {
+ status = log_proto_client_post(proto, (guchar *) self->line_buffer->str, self->line_buffer->len, &consumed);
+
+- if (consumed)
++ if (consumed && status != LPS_ERROR)
+ log_writer_realloc_line_buffer(self);
+
+ if (status == LPS_ERROR)
+@@ -1028,7 +1028,7 @@
+ NULL);
+ consumed = TRUE;
+ }
+- if (consumed)
++ if (consumed && status != LPS_ERROR)
+ {
+ if (lm->flags & LF_LOCAL)
+ step_sequence_number(&self->seq_num);
diff --git a/meta-oe/recipes-support/syslog-ng/files/logwriter-still-free-the-unconsumed-item.patch b/meta-oe/recipes-support/syslog-ng/files/logwriter-still-free-the-unconsumed-item.patch
deleted file mode 100644
index 31110933f09..00000000000
--- a/meta-oe/recipes-support/syslog-ng/files/logwriter-still-free-the-unconsumed-item.patch
+++ /dev/null
@@ -1,47 +0,0 @@
-logwritter: still free the unconsumed item during reloading configuration
-
-Otherwise we have no chance to free this stuff.
-
-Upstream-Status: Pending
-
-Signed-off-by: Xufeng Zhang <xufeng.zhang@windriver.com>
----
---- a/lib/logwriter.c
-+++ b/lib/logwriter.c
-@@ -39,6 +39,7 @@
- #include <iv.h>
- #include <iv_event.h>
- #include <iv_work.h>
-+#include "logproto/logproto-text-client.h"
-
- typedef enum
- {
-@@ -978,6 +979,7 @@
- gint count = 0;
- gboolean ignore_throttle = (flush_mode >= LW_FLUSH_QUEUE);
- LogProtoStatus status = LPS_SUCCESS;
-+ LogProtoTextClient *self_text;
-
- if (!proto)
- return FALSE;
-@@ -1035,7 +1037,18 @@
- }
- else
- {
-- /* push back to the queue */
-- log_queue_push_head(self->queue, lm, &path_options);
-+ self_text = (LogProtoTextClient *) proto;
-+ /* free the unconsumed message during reloading configuration */
-+ if ((LW_FLUSH_QUEUE == flush_mode) && self_text->partial_free && self_text->partial)
-+ {
-+ self_text->partial_free(self_text->partial);
-+ self_text->partial = NULL;
-+ log_msg_unref(lm);
-+ }
-+ else
-+ {
-+ /* push back to the queue */
-+ log_queue_push_head(self->queue, lm, &path_options);
-+ }
- msg_set_context(NULL);
- log_msg_refcache_stop();
diff --git a/meta-oe/recipes-support/syslog-ng/files/rewrite-expr-grammar.ym-Free-up-token.patch b/meta-oe/recipes-support/syslog-ng/files/rewrite-expr-grammar.ym-Free-up-token.patch
new file mode 100644
index 00000000000..1951af9fcc7
--- /dev/null
+++ b/meta-oe/recipes-support/syslog-ng/files/rewrite-expr-grammar.ym-Free-up-token.patch
@@ -0,0 +1,17 @@
+rewrite-expr-grammar.ym: Free up token.
+
+Upsteam-Status: Backport
+
+Reported-by: Xufeng Zhang <xufeng.zhang@windriver.com>
+Signed-off-by: Viktor Tusa <tusavik@gmail.com>
+---
+--- a/lib/rewrite/rewrite-expr-grammar.ym
++++ b/lib/rewrite/rewrite-expr-grammar.ym
+@@ -78,6 +78,7 @@
+
+ $$ = log_template_new(configuration, $1);
+ CHECK_ERROR(log_template_compile($$, $1, &error), @1, "Error compiling template (%s)", error->message);
++ free($1);
+ }
+ ;
+
diff --git a/meta-oe/recipes-support/syslog-ng/files/still-free-the-unconsumed-item.patch b/meta-oe/recipes-support/syslog-ng/files/still-free-the-unconsumed-item.patch
new file mode 100644
index 00000000000..ea18682300b
--- /dev/null
+++ b/meta-oe/recipes-support/syslog-ng/files/still-free-the-unconsumed-item.patch
@@ -0,0 +1,90 @@
+From 365020c5c0823c91a8011e34597f970a7cfb4fb3 Mon Sep 17 00:00:00 2001
+From: Tusa Viktor <tusavik@gmail.com>
+Date: Wed, 23 Apr 2014 17:10:58 +0000
+Subject: [PATCH] logwriter: still free the unconsumed item during reloading
+ configuration
+
+Upstream-Status: Backport
+
+Otherwise we have no chance to free this stuff.
+
+Reported-by: Xufeng Zhang <xufeng.zhang@windriver.com>
+Signed-off-by: Tusa Viktor <tusavik@gmail.com>
+Signed-off-by: Gergely Nagy <algernon@madhouse-project.org>
+---
+ lib/logproto/logproto-client.h | 2 +-
+ lib/logproto/logproto-text-client.c | 11 +++++++++++
+ lib/logwriter.c | 9 +++++++--
+ 3 files changed, 19 insertions(+), 3 deletions(-)
+
+diff --git a/lib/logproto/logproto-client.h b/lib/logproto/logproto-client.h
+index 254ecf9..5adc917 100644
+--- a/lib/logproto/logproto-client.h
++++ b/lib/logproto/logproto-client.h
+@@ -47,7 +47,6 @@ void log_proto_client_options_defaults(LogProtoClientOptions *options);
+ void log_proto_client_options_init(LogProtoClientOptions *options, GlobalConfig *cfg);
+ void log_proto_client_options_destroy(LogProtoClientOptions *options);
+
+-
+ struct _LogProtoClient
+ {
+ LogProtoStatus status;
+@@ -107,6 +106,7 @@ log_proto_client_reset_error(LogProtoClient *s)
+ gboolean log_proto_client_validate_options(LogProtoClient *self);
+ void log_proto_client_init(LogProtoClient *s, LogTransport *transport, const LogProtoClientOptions *options);
+ void log_proto_client_free(LogProtoClient *s);
++void log_proto_client_free_method(LogProtoClient *s);
+
+ #define DEFINE_LOG_PROTO_CLIENT(prefix) \
+ static gpointer \
+diff --git a/lib/logproto/logproto-text-client.c b/lib/logproto/logproto-text-client.c
+index 3248759..a5100f3 100644
+--- a/lib/logproto/logproto-text-client.c
++++ b/lib/logproto/logproto-text-client.c
+@@ -146,12 +146,23 @@ log_proto_text_client_post(LogProtoClient *s, guchar *msg, gsize msg_len, gboole
+ }
+
+ void
++log_proto_text_client_free(LogProtoClient *s)
++{
++ LogProtoTextClient *self = (LogProtoTextClient *)s;
++ if (self->partial_free)
++ self->partial_free(self->partial);
++ self->partial = NULL;
++ log_proto_client_free_method(s);
++};
++
++void
+ log_proto_text_client_init(LogProtoTextClient *self, LogTransport *transport, const LogProtoClientOptions *options)
+ {
+ log_proto_client_init(&self->super, transport, options);
+ self->super.prepare = log_proto_text_client_prepare;
+ self->super.flush = log_proto_text_client_flush;
+ self->super.post = log_proto_text_client_post;
++ self->super.free_fn = log_proto_text_client_free;
+ self->super.transport = transport;
+ self->next_state = -1;
+ }
+diff --git a/lib/logwriter.c b/lib/logwriter.c
+index 3292e31..470bcdb 100644
+--- a/lib/logwriter.c
++++ b/lib/logwriter.c
+@@ -1063,8 +1063,13 @@ log_writer_flush(LogWriter *self, LogWriterFlushMode flush_mode)
+ }
+ else
+ {
+- /* push back to the queue */
+- log_queue_push_head(self->queue, lm, &path_options);
++ if (flush_mode == LW_FLUSH_QUEUE)
++ log_msg_unref(lm);
++ else
++ {
++ /* push back to the queue */
++ log_queue_push_head(self->queue, lm, &path_options);
++ }
+ msg_set_context(NULL);
+ log_msg_refcache_stop();
+ break;
+--
+1.7.10.4
+
diff --git a/meta-oe/recipes-support/syslog-ng/syslog-ng_3.5.4.1.bb b/meta-oe/recipes-support/syslog-ng/syslog-ng_3.5.4.1.bb
index d5939e46234..b54842030c1 100644
--- a/meta-oe/recipes-support/syslog-ng/syslog-ng_3.5.4.1.bb
+++ b/meta-oe/recipes-support/syslog-ng/syslog-ng_3.5.4.1.bb
@@ -9,10 +9,12 @@ SRC_URI += " \
file://Fix-the-memory-leak-problem-for-mutex.patch \
file://Fix-the-memory-leak-problem-when-HAVE_ENVIRON-defined.patch \
file://free-global-LogTemplateOptions.patch \
- file://logwriter-still-free-the-unconsumed-item.patch \
+ file://still-free-the-unconsumed-item.patch \
file://syslog-ng-verify-the-list-before-del.patch \
file://configure.patch \
file://dbifix.patch \
+ file://rewrite-expr-grammar.ym-Free-up-token.patch \
+ file://logwriter-dont-allocate-a-new-buffer.patch \
"
SRC_URI[md5sum] = "ff3bf223ebafbaa92b69a2d5b729f368"