updated the dtrace patch for nginx 1.2.3 and 1.3.4.
This commit is contained in:
agentzh (Yichun Zhang)
parent
01984bab7c
commit
3e932d8aa8
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@ -391,10 +391,10 @@ index 45ea154..332c011 100755
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echo "checking for OS"
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diff --git a/src/dtrace/nginx.stp b/src/dtrace/nginx.stp
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new file mode 100644
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index 0000000..fccea2b
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index 0000000..3dde1be
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--- /dev/null
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+++ b/src/dtrace/nginx.stp
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@@ -0,0 +1,152 @@
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@@ -0,0 +1,199 @@
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+/* tapset for nginx */
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+
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+/* retrieve the request uri string from the ngx_http_request_t pointer */
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@ -448,6 +448,12 @@ index 0000000..fccea2b
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+}
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+
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+
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+function ngx_chain_next(cl)
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+{
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+ return @cast(cl, "ngx_chain_t", "NGX_SBIN_PATH")->next
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+}
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+
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+
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+function ngx_buf_in_memory(b)
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+{
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+ return @cast(b, "ngx_buf_t", "NGX_SBIN_PATH")->temporary
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@ -502,6 +508,32 @@ index 0000000..fccea2b
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+}
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+
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+
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+function ngx_chain_writer_ctx_out(ctx)
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+{
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+ return @cast(c, "ngx_chain_writer_ctx_t", "NGX_SBIN_PATH")->out
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+}
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+
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+
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+function ngx_chain_dump:string (input)
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+{
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+ if (input == 0) {
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+ return "NULL"
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+ }
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+
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+ out = ""
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+ cl = input
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+ while (cl) {
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+ buf = ngx_chain_buf(cl)
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+ out .= sprintf("[%s]", text_str(ngx_buf_data(buf)))
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+ cl = ngx_chain_next(cl)
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+ if (cl) {
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+ out .= sprintf(" ")
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+ }
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+ }
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+ return out
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+}
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+
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+
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+function ngx_pool_cleanup_file_name(c)
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+{
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+ return user_string(@cast(c, "ngx_pool_cleanup_file_t", "NGX_SBIN_PATH")->name)
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@ -547,6 +579,21 @@ index 0000000..fccea2b
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+ return user_string_n(@cast(e, "ngx_table_elt_t", "NGX_SBIN_PATH")->value->data, len)
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+}
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+
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+
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+function ngx_iovec_dump:string (iov, iovcnt) {
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+ out = ""
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+ for (i = 0; i < iovcnt; i++) {
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+ out .= sprintf("\"%s\"(%p)", text_str(user_string_n(
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+ @cast(iov, "struct iovec")[i]->iov_base,
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+ @cast(iov, "struct iovec")[i]->iov_len)
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+ ), @cast(iov, "struct iovec")[i]->iov_base)
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+ if (i != iovcnt - 1) {
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+ out .= " "
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+ }
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+ }
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+ return out
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+}
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+
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diff --git a/src/dtrace/nginx_provider.d b/src/dtrace/nginx_provider.d
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new file mode 100644
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index 0000000..7f93101
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@ -391,10 +391,10 @@ index 45ea154..332c011 100755
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echo "checking for OS"
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diff --git a/src/dtrace/nginx.stp b/src/dtrace/nginx.stp
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new file mode 100644
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index 0000000..fccea2b
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index 0000000..3dde1be
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--- /dev/null
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+++ b/src/dtrace/nginx.stp
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@@ -0,0 +1,152 @@
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@@ -0,0 +1,199 @@
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+/* tapset for nginx */
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+
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+/* retrieve the request uri string from the ngx_http_request_t pointer */
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@ -448,6 +448,12 @@ index 0000000..fccea2b
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+}
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+
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+
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+function ngx_chain_next(cl)
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+{
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+ return @cast(cl, "ngx_chain_t", "NGX_SBIN_PATH")->next
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+}
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+
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+
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+function ngx_buf_in_memory(b)
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+{
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+ return @cast(b, "ngx_buf_t", "NGX_SBIN_PATH")->temporary
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@ -502,6 +508,32 @@ index 0000000..fccea2b
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+}
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+
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+
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+function ngx_chain_writer_ctx_out(ctx)
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+{
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+ return @cast(c, "ngx_chain_writer_ctx_t", "NGX_SBIN_PATH")->out
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+}
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+
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+
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+function ngx_chain_dump:string (input)
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+{
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+ if (input == 0) {
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+ return "NULL"
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+ }
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+
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+ out = ""
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+ cl = input
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+ while (cl) {
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+ buf = ngx_chain_buf(cl)
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+ out .= sprintf("[%s]", text_str(ngx_buf_data(buf)))
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+ cl = ngx_chain_next(cl)
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+ if (cl) {
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+ out .= sprintf(" ")
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+ }
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+ }
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+ return out
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+}
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+
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+
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+function ngx_pool_cleanup_file_name(c)
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+{
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+ return user_string(@cast(c, "ngx_pool_cleanup_file_t", "NGX_SBIN_PATH")->name)
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@ -547,6 +579,21 @@ index 0000000..fccea2b
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+ return user_string_n(@cast(e, "ngx_table_elt_t", "NGX_SBIN_PATH")->value->data, len)
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+}
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+
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+
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+function ngx_iovec_dump:string (iov, iovcnt) {
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+ out = ""
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+ for (i = 0; i < iovcnt; i++) {
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+ out .= sprintf("\"%s\"(%p)", text_str(user_string_n(
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+ @cast(iov, "struct iovec")[i]->iov_base,
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+ @cast(iov, "struct iovec")[i]->iov_len)
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+ ), @cast(iov, "struct iovec")[i]->iov_base)
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+ if (i != iovcnt - 1) {
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+ out .= " "
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+ }
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+ }
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+ return out
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+}
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+
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diff --git a/src/dtrace/nginx_provider.d b/src/dtrace/nginx_provider.d
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new file mode 100644
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index 0000000..7f93101
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