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updated the dtrace patch as well as the nonbuffered-upstream-truncation patch.

This commit is contained in:
agentzh (Yichun Zhang) 2012-09-09 12:53:03 -07:00
parent 3001c7a52e
commit 6a37c9bfdc
3 changed files with 105 additions and 13 deletions
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43
patches/nginx-1.2.3-dtrace.patch
View File

@ -454,10 +454,10 @@ index efbc244..8d81aab 100644
diff --git a/src/dtrace/nginx.stp b/src/dtrace/nginx.stp
new file mode 100644
index 0000000..3dde1be
index 0000000..6420250
--- /dev/null
+++ b/src/dtrace/nginx.stp
@@ -0,0 +1,199 @@
@@ -0,0 +1,236 @@
+/* tapset for nginx */
+
+/* retrieve the request uri string from the ngx_http_request_t pointer */
@ -555,6 +555,24 @@ index 0000000..3dde1be
+}
+
+
+function ngx_buf_last_buf(b)
+{
+ return @cast(b, "ngx_buf_t", "/home/agentzh/git/lua-nginx-module/work/nginx/sbin/nginx")->last_buf
+}
+
+
+function ngx_buf_sync(b)
+{
+ return @cast(b, "ngx_buf_t", "/home/agentzh/git/lua-nginx-module/work/nginx/sbin/nginx")->sync
+}
+
+
+function ngx_buf_flush(b)
+{
+ return @cast(b, "ngx_buf_t", "/home/agentzh/git/lua-nginx-module/work/nginx/sbin/nginx")->flush
+}
+
+
+function ngx_buf_size(b)
+{
+ if (ngx_buf_in_memory(b)) {
@ -587,7 +605,26 @@ index 0000000..3dde1be
+ cl = input
+ while (cl) {
+ buf = ngx_chain_buf(cl)
+ out .= sprintf("[%s]", text_str(ngx_buf_data(buf)))
+
+ if (ngx_buf_in_memory(buf)) {
+ out .= sprintf("[%s]", text_str(ngx_buf_data(buf)))
+
+ } else {
+ out .= "\"\""
+ }
+
+ if (ngx_buf_last_buf(buf)) {
+ out .= "<eof>"
+ }
+
+ if (ngx_buf_sync(buf)) {
+ out .= "<sync>"
+ }
+
+ if (ngx_buf_flush(buf)) {
+ out .= "<flush>"
+ }
+
+ cl = ngx_chain_next(cl)
+ if (cl) {
+ out .= sprintf(" ")

32
patches/nginx-1.2.3-nonbuffered-upstream-truncation.patch
View File

@ -1,5 +1,5 @@
--- nginx-1.2.3/src/http/ngx_http_upstream.c 2012-08-06 10:34:08.000000000 -0700
+++ nginx-1.2.3-patched/src/http/ngx_http_upstream.c 2012-09-05 20:57:44.832566031 -0700
+++ nginx-1.2.3-patched/src/http/ngx_http_upstream.c 2012-09-09 11:37:23.672421961 -0700
@@ -2383,7 +2383,7 @@
if (c->read->timedout) {
@ -9,15 +9,14 @@
return;
}
@@ -2429,14 +2429,16 @@
@@ -2430,13 +2430,17 @@
if (u->busy_bufs == NULL) {
- if (u->length == 0
if (u->length == 0
- || upstream->read->eof
- || upstream->read->error)
- {
+ if (u->length == 0) {
+ || (upstream->read->eof && u->headers_in.content_length_n == -1))
{
ngx_http_upstream_finalize_request(r, u, 0);
return;
}
@ -30,7 +29,26 @@
b->pos = b->start;
b->last = b->start;
}
@@ -3073,6 +3075,13 @@
@@ -2710,7 +2714,17 @@
#if 0
ngx_http_busy_unlock(u->conf->busy_lock, &u->busy_lock);
#endif
- ngx_http_upstream_finalize_request(r, u, 0);
+
+ if (p->upstream_done
+ || (p->upstream_eof && u->headers_in.content_length_n == -1))
+ {
+ ngx_http_upstream_finalize_request(r, u, 0);
+
+ } else {
+
+ ngx_http_upstream_finalize_request(r, u, NGX_HTTP_BAD_GATEWAY);
+ }
+
return;
}
}
@@ -3073,6 +3087,13 @@
&& rc != NGX_HTTP_REQUEST_TIME_OUT
&& (rc == NGX_ERROR || rc >= NGX_HTTP_SPECIAL_RESPONSE))
{

43
patches/nginx-1.3.4-dtrace.patch
View File

@ -454,10 +454,10 @@ index efbc244..8d81aab 100644
diff --git a/src/dtrace/nginx.stp b/src/dtrace/nginx.stp
new file mode 100644
index 0000000..3dde1be
index 0000000..6420250
--- /dev/null
+++ b/src/dtrace/nginx.stp
@@ -0,0 +1,199 @@
@@ -0,0 +1,236 @@
+/* tapset for nginx */
+
+/* retrieve the request uri string from the ngx_http_request_t pointer */
@ -555,6 +555,24 @@ index 0000000..3dde1be
+}
+
+
+function ngx_buf_last_buf(b)
+{
+ return @cast(b, "ngx_buf_t", "/home/agentzh/git/lua-nginx-module/work/nginx/sbin/nginx")->last_buf
+}
+
+
+function ngx_buf_sync(b)
+{
+ return @cast(b, "ngx_buf_t", "/home/agentzh/git/lua-nginx-module/work/nginx/sbin/nginx")->sync
+}
+
+
+function ngx_buf_flush(b)
+{
+ return @cast(b, "ngx_buf_t", "/home/agentzh/git/lua-nginx-module/work/nginx/sbin/nginx")->flush
+}
+
+
+function ngx_buf_size(b)
+{
+ if (ngx_buf_in_memory(b)) {
@ -587,7 +605,26 @@ index 0000000..3dde1be
+ cl = input
+ while (cl) {
+ buf = ngx_chain_buf(cl)
+ out .= sprintf("[%s]", text_str(ngx_buf_data(buf)))
+
+ if (ngx_buf_in_memory(buf)) {
+ out .= sprintf("[%s]", text_str(ngx_buf_data(buf)))
+
+ } else {
+ out .= "\"\""
+ }
+
+ if (ngx_buf_last_buf(buf)) {
+ out .= "<eof>"
+ }
+
+ if (ngx_buf_sync(buf)) {
+ out .= "<sync>"
+ }
+
+ if (ngx_buf_flush(buf)) {
+ out .= "<flush>"
+ }
+
+ cl = ngx_chain_next(cl)
+ if (cl) {
+ out .= sprintf(" ")