Add in mod_dumpio in the new debug module directory. Also, place

mod_bucketeer in there as well, since it is more a debugging
module (and as per list suggestions)


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@111837 13f79535-47bb-0310-9956-ffa450edef68

10 files changed, 676 insertions, 0 deletions

diff --git a/modules/debug/.deps b/modules/debug/.deps
new file mode 100644
index 0000000000..e69de29bb2
--- /dev/null
+++ b/modules/debug/.deps
diff --git a/modules/debug/Makefile b/modules/debug/Makefile
new file mode 100644
index 0000000000..8d2321d814
--- /dev/null
+++ b/modules/debug/Makefile
@@ -0,0 +1,8 @@
+top_srcdir   = /Users/jim/src/asf/code/dev/svn/httpd-2.1
+top_builddir = /Users/jim/src/asf/code/dev/svn/httpd-2.1
+srcdir       = /Users/jim/src/asf/code/dev/svn/httpd-2.1/modules/debug
+builddir     = /Users/jim/src/asf/code/dev/svn/httpd-2.1/modules/debug
+VPATH        = /Users/jim/src/asf/code/dev/svn/httpd-2.1/modules/debug
+# a modules Makefile has no explicit targets -- they will be defined by
+# whatever modules are enabled. just grab special.mk to deal with this.
+include $(top_srcdir)/build/special.mk
diff --git a/modules/debug/Makefile.in b/modules/debug/Makefile.in
new file mode 100644
index 0000000000..7c5c149d85
--- /dev/null
+++ b/modules/debug/Makefile.in
@@ -0,0 +1,3 @@
+# a modules Makefile has no explicit targets -- they will be defined by
+# whatever modules are enabled. just grab special.mk to deal with this.
+include $(top_srcdir)/build/special.mk
diff --git a/modules/debug/README b/modules/debug/README
new file mode 100644
index 0000000000..df71d0740d
--- /dev/null
+++ b/modules/debug/README
@@ -0,0 +1 @@
+debugging modules for Apache 2.x
diff --git a/modules/debug/config.m4 b/modules/debug/config.m4
new file mode 100644
index 0000000000..2d2afdfd7b
--- /dev/null
+++ b/modules/debug/config.m4
@@ -0,0 +1,7 @@
+
+APACHE_MODPATH_INIT(debug)
+
+APACHE_MODULE(bucketeer, buckets manipulation filter, , , no)
+APACHE_MODULE(dumpio, I/O dump filter, , , most)
+
+APACHE_MODPATH_FINISH
diff --git a/modules/debug/mod_bucketeer.c b/modules/debug/mod_bucketeer.c
new file mode 100644
index 0000000000..cbcd00cc1c
--- /dev/null
+++ b/modules/debug/mod_bucketeer.c
@@ -0,0 +1,183 @@
+/* Copyright 2002-2004 The Apache Software Foundation
+ *
+ * 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.
+ */
+
+/*
+ * mod_bucketeer.c: split buckets whenever we find a control-char
+ *
+ * Written by Ian Holsman
+ *
+ */
+
+#include "httpd.h"
+#include "http_config.h"
+#include "http_log.h"
+#include "apr_strings.h"
+#include "apr_general.h"
+#include "util_filter.h"
+#include "apr_buckets.h"
+#include "http_request.h"
+#include "http_protocol.h"
+
+static const char bucketeerFilterName[] = "BUCKETEER";
+module AP_MODULE_DECLARE_DATA bucketeer_module;
+
+typedef struct bucketeer_filter_config_t
+{
+    char bucketdelimiter;
+    char passdelimiter;
+    char flushdelimiter;
+} bucketeer_filter_config_t;
+
+
+static void *create_bucketeer_server_config(apr_pool_t *p, server_rec *s)
+{
+    bucketeer_filter_config_t *c = apr_pcalloc(p, sizeof *c);
+
+    c->bucketdelimiter = 0x02; /* ^B */
+    c->passdelimiter = 0x10;   /* ^P */
+    c->flushdelimiter = 0x06;  /* ^F */
+
+    return c;
+}
+
+typedef struct bucketeer_ctx_t
+{
+    apr_bucket_brigade *bb;
+} bucketeer_ctx_t;
+
+static apr_status_t bucketeer_out_filter(ap_filter_t *f,
+                                         apr_bucket_brigade *bb)
+{
+    apr_bucket *e;
+    request_rec *r = f->r;
+    bucketeer_ctx_t *ctx = f->ctx;
+    bucketeer_filter_config_t *c;
+
+    c = ap_get_module_config(r->server->module_config, &bucketeer_module);
+
+    /* If have a context, it means we've done this before successfully. */
+    if (!ctx) {  
+        if (!r->content_type || strncmp(r->content_type, "text/", 5)) {
+            ap_remove_output_filter(f);
+            return ap_pass_brigade(f->next, bb);
+        }
+
+        /* We're cool with filtering this. */
+        ctx = f->ctx = apr_pcalloc(f->r->pool, sizeof(*ctx));
+        ctx->bb = apr_brigade_create(f->r->pool, f->c->bucket_alloc); 
+        apr_table_unset(f->r->headers_out, "Content-Length");
+    }
+
+    for (e = APR_BRIGADE_FIRST(bb);
+         e != APR_BRIGADE_SENTINEL(bb);
+         e = APR_BUCKET_NEXT(e))
+    {
+        const char *data;
+        apr_size_t len, i, lastpos;
+
+        if (APR_BUCKET_IS_EOS(e)) {
+            APR_BUCKET_REMOVE(e);
+            APR_BRIGADE_INSERT_TAIL(ctx->bb, e);
+
+            /* Okay, we've seen the EOS.
+             * Time to pass it along down the chain.
+             */
+            return ap_pass_brigade(f->next, ctx->bb);
+        }
+
+        if (APR_BUCKET_IS_FLUSH(e)) {     
+            /*
+             * Ignore flush buckets for the moment.. 
+             * we decide what to stream
+             */
+            continue;
+        }
+
+        if (APR_BUCKET_IS_METADATA(e)) {
+            /* metadata bucket */
+            apr_bucket *cpy;
+            apr_bucket_copy(e, &cpy);
+            APR_BRIGADE_INSERT_TAIL(ctx->bb, cpy);
+            continue;
+        }
+
+        /* read */
+        apr_bucket_read(e, &data, &len, APR_BLOCK_READ);
+
+        if (len > 0) {
+            lastpos = 0;
+            for (i = 0; i < len; i++) {
+                if (data[i] == c->flushdelimiter ||
+                    data[i] == c->bucketdelimiter ||
+                    data[i] == c->passdelimiter) {
+                    apr_bucket *p;
+                    if (i - lastpos > 0) {
+                        p = apr_bucket_pool_create(apr_pmemdup(f->r->pool,
+                                                               &data[lastpos],
+                                                               i - lastpos),
+                                                    i - lastpos,
+                                                    f->r->pool,
+                                                    f->c->bucket_alloc);
+                        APR_BRIGADE_INSERT_TAIL(ctx->bb, p);
+                    }
+                    lastpos = i + 1;
+                    if (data[i] == c->flushdelimiter) {
+                        p = apr_bucket_flush_create(f->c->bucket_alloc);
+                        APR_BRIGADE_INSERT_TAIL(ctx->bb, p);
+                    }
+                    if (data[i] == c->flushdelimiter ||
+                        data[i] == c->passdelimiter) {
+                        ap_pass_brigade(f->next, ctx->bb);
+                       /* apr_brigade_cleanup(ctx->bb);*/
+                    }
+                }                       
+            }
+            /* XXX: really should append this to the next 'real' bucket */
+            if (lastpos < i) {
+                apr_bucket *p;
+                p = apr_bucket_pool_create(apr_pmemdup(f->r->pool,
+                                                       &data[lastpos],
+                                                       i - lastpos),
+                                           i - lastpos,
+                                           f->r->pool,
+                                           f->c->bucket_alloc);
+                lastpos = i;
+                APR_BRIGADE_INSERT_TAIL(ctx->bb, p);
+            }
+        }     
+    }
+
+    return APR_SUCCESS;
+}
+
+static void register_hooks(apr_pool_t * p)
+{
+    ap_register_output_filter(bucketeerFilterName, bucketeer_out_filter,
+                              NULL, AP_FTYPE_RESOURCE-1);
+}
+
+static const command_rec bucketeer_filter_cmds[] = {
+    {NULL}
+};
+
+module AP_MODULE_DECLARE_DATA bucketeer_module = {
+    STANDARD20_MODULE_STUFF,
+    NULL,
+    NULL,
+    create_bucketeer_server_config,
+    NULL,
+    bucketeer_filter_cmds,
+    register_hooks
+};
diff --git a/modules/debug/mod_bucketeer.dsp b/modules/debug/mod_bucketeer.dsp
new file mode 100644
index 0000000000..39338d8b4b
--- /dev/null
+++ b/modules/debug/mod_bucketeer.dsp
@@ -0,0 +1,128 @@
+# Microsoft Developer Studio Project File - Name="mod_bucketeer" - Package Owner=<4>
+# Microsoft Developer Studio Generated Build File, Format Version 6.00
+# ** DO NOT EDIT **
+
+# TARGTYPE "Win32 (x86) Dynamic-Link Library" 0x0102
+
+CFG=mod_bucketeer - Win32 Release
+!MESSAGE This is not a valid makefile. To build this project using NMAKE,
+!MESSAGE use the Export Makefile command and run
+!MESSAGE 
+!MESSAGE NMAKE /f "mod_bucketeer.mak".
+!MESSAGE 
+!MESSAGE You can specify a configuration when running NMAKE
+!MESSAGE by defining the macro CFG on the command line. For example:
+!MESSAGE 
+!MESSAGE NMAKE /f "mod_bucketeer.mak" CFG="mod_bucketeer - Win32 Release"
+!MESSAGE 
+!MESSAGE Possible choices for configuration are:
+!MESSAGE 
+!MESSAGE "mod_bucketeer - Win32 Release" (based on "Win32 (x86) Dynamic-Link Library")
+!MESSAGE "mod_bucketeer - Win32 Debug" (based on "Win32 (x86) Dynamic-Link Library")
+!MESSAGE 
+
+# Begin Project
+# PROP AllowPerConfigDependencies 0
+# PROP Scc_ProjName ""
+# PROP Scc_LocalPath ""
+CPP=cl.exe
+MTL=midl.exe
+RSC=rc.exe
+
+!IF  "$(CFG)" == "mod_bucketeer - Win32 Release"
+
+# PROP BASE Use_MFC 0
+# PROP BASE Use_Debug_Libraries 0
+# PROP BASE Output_Dir "Release"
+# PROP BASE Intermediate_Dir "Release"
+# PROP BASE Target_Dir ""
+# PROP Use_MFC 0
+# PROP Use_Debug_Libraries 0
+# PROP Output_Dir "Release"
+# PROP Intermediate_Dir "Release"
+# PROP Ignore_Export_Lib 0
+# PROP Target_Dir ""
+# ADD BASE CPP /nologo /MD /W3 /O2 /D "WIN32" /D "NDEBUG" /D "_WINDOWS" /FD /c
+# ADD CPP /nologo /MD /W3 /Zi /O2 /I "../../include" /I "../../srclib/apr/include" /I "../../srclib/apr-util/include" /D "NDEBUG" /D "WIN32" /D "_WINDOWS" /Fd"Release\mod_bucketeer_src" /FD /c
+# ADD BASE MTL /nologo /D "NDEBUG" /win32
+# ADD MTL /nologo /D "NDEBUG" /mktyplib203 /win32
+# ADD BASE RSC /l 0x409 /d "NDEBUG"
+# ADD RSC /l 0x409 /d "NDEBUG"
+BSC32=bscmake.exe
+# ADD BASE BSC32 /nologo
+# ADD BSC32 /nologo
+LINK32=link.exe
+# ADD BASE LINK32 kernel32.lib /nologo /subsystem:windows /dll /machine:I386 /out:"Release/mod_bucketeer.so" /base:@..\..\os\win32\BaseAddr.ref,mod_bucketeer.so
+# ADD LINK32 kernel32.lib /nologo /subsystem:windows /dll /incremental:no /debug /machine:I386 /out:"Release/mod_bucketeer.so" /base:@..\..\os\win32\BaseAddr.ref,mod_bucketeer.so /opt:ref
+
+!ELSEIF  "$(CFG)" == "mod_bucketeer - Win32 Debug"
+
+# PROP BASE Use_MFC 0
+# PROP BASE Use_Debug_Libraries 1
+# PROP BASE Output_Dir "Debug"
+# PROP BASE Intermediate_Dir "Debug"
+# PROP BASE Target_Dir ""
+# PROP Use_MFC 0
+# PROP Use_Debug_Libraries 1
+# PROP Output_Dir "Debug"
+# PROP Intermediate_Dir "Debug"
+# PROP Ignore_Export_Lib 0
+# PROP Target_Dir ""
+# ADD BASE CPP /nologo /MDd /W3 /GX /Zi /Od /D "WIN32" /D "_DEBUG" /D "_WINDOWS" /FD /c
+# ADD CPP /nologo /MDd /W3 /GX /Zi /Od /I "../../include" /I "../../srclib/apr/include" /I "../../srclib/apr-util/include" /D "_DEBUG" /D "WIN32" /D "_WINDOWS" /Fd"Debug\mod_bucketeer_src" /FD /c
+# ADD BASE MTL /nologo /D "_DEBUG" /win32
+# ADD MTL /nologo /D "_DEBUG" /mktyplib203 /win32
+# ADD BASE RSC /l 0x409 /d "_DEBUG"
+# ADD RSC /l 0x409 /d "_DEBUG"
+BSC32=bscmake.exe
+# ADD BASE BSC32 /nologo
+# ADD BSC32 /nologo
+LINK32=link.exe
+# ADD BASE LINK32 kernel32.lib /nologo /subsystem:windows /dll /incremental:no /debug /machine:I386 /out:"Debug/mod_bucketeer.so" /base:@..\..\os\win32\BaseAddr.ref,mod_bucketeer.so
+# ADD LINK32 kernel32.lib /nologo /subsystem:windows /dll /incremental:no /debug /machine:I386 /out:"Debug/mod_bucketeer.so" /base:@..\..\os\win32\BaseAddr.ref,mod_bucketeer.so
+
+!ENDIF 
+
+# Begin Target
+
+# Name "mod_bucketeer - Win32 Release"
+# Name "mod_bucketeer - Win32 Debug"
+# Begin Source File
+
+SOURCE=.\mod_bucketeer.c
+# End Source File
+# Begin Source File
+
+SOURCE=.\mod_bucketeer.rc
+# End Source File
+# Begin Source File
+
+SOURCE=..\..\build\win32\win32ver.awk
+
+!IF  "$(CFG)" == "mod_bucketeer - Win32 Release"
+
+# PROP Ignore_Default_Tool 1
+# Begin Custom Build - Creating Version Resource
+InputPath=..\..\build\win32\win32ver.awk
+
+".\mod_bucketeer.rc" : $(SOURCE) "$(INTDIR)" "$(OUTDIR)"
+	awk -f ../../build/win32/win32ver.awk mod_bucketeer.so "bucketeer_module for Apache" ../../include/ap_release.h > .\mod_bucketeer.rc
+
+# End Custom Build
+
+!ELSEIF  "$(CFG)" == "mod_bucketeer - Win32 Debug"
+
+# PROP Ignore_Default_Tool 1
+# Begin Custom Build - Creating Version Resource
+InputPath=..\..\build\win32\win32ver.awk
+
+".\mod_bucketeer.rc" : $(SOURCE) "$(INTDIR)" "$(OUTDIR)"
+	awk -f ../../build/win32/win32ver.awk mod_bucketeer.so "bucketeer_module for Apache" ../../include/ap_release.h > .\mod_bucketeer.rc
+
+# End Custom Build
+
+!ENDIF 
+
+# End Source File
+# End Target
+# End Project
diff --git a/modules/debug/mod_dumpio.c b/modules/debug/mod_dumpio.c
new file mode 100644
index 0000000000..453bc04787
--- /dev/null
+++ b/modules/debug/mod_dumpio.c
@@ -0,0 +1,213 @@
+/* Copyright 2004 The Apache Software Foundation
+ *
+ * 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.
+ */
+
+/*
+ * Originally written @ Covalent by Jim Jagielski
+ */
+
+/*
+ * mod_dumpio.c:
+ *  Think of this as a filter sniffer for Apache 2.x. It logs
+ *  all filter data right before and after it goes out on the
+ *  wire (BUT right before SSL encoded or after SSL decoded).
+ *  It can produce a *huge* amount of data.
+ */
+
+
+#include <httpd.h>
+#include <http_config.h>
+#include <http_core.h>
+#include <http_log.h>
+
+module AP_MODULE_DECLARE_DATA dumpio_module ;
+
+typedef struct dumpio_conf_t {
+    int enable_input;
+    int enable_output;
+} dumpio_conf_t;
+
+/*
+ * Workhorse function: simply log to the current error_log
+ * info about the data in the bucket as well as the data itself
+ */
+static void dumpit(ap_filter_t *f, apr_bucket *b)
+{
+    conn_rec *c = f->c;
+    
+    ap_log_error(APLOG_MARK, APLOG_DEBUG, NULL, c->base_server,
+	"mod_dumpio:  %s (%s-%s): %" APR_SIZE_T_FMT " bytes",
+                f->frec->name,
+                (APR_BUCKET_IS_METADATA(b)) ? "metadata" : "data",
+                b->type->name,
+                b->length) ;
+
+    if (!(APR_BUCKET_IS_METADATA(b))) {
+        const char *buf;
+        apr_size_t nbytes;
+        char *obuf;
+        if (apr_bucket_read(b, &buf, &nbytes, APR_BLOCK_READ) == APR_SUCCESS) {
+            if (nbytes) {
+                obuf = malloc(nbytes+1);    /* use pool? */
+                memcpy(obuf, buf, nbytes);
+                obuf[nbytes] = '\0';
+                ap_log_error(APLOG_MARK, APLOG_DEBUG, NULL, c->base_server,
+                     "mod_dumpio:  %s (%s-%s): %s",
+                     f->frec->name,
+                     (APR_BUCKET_IS_METADATA(b)) ? "metadata" : "data",
+                     b->type->name,
+                     obuf);
+                free(obuf);
+            }
+        } else {
+            ap_log_error(APLOG_MARK, APLOG_DEBUG, NULL, c->base_server,
+                 "mod_dumpio:  %s (%s-%s): %s",
+                 f->frec->name,
+                 (APR_BUCKET_IS_METADATA(b)) ? "metadata" : "data",
+                 b->type->name,
+                 "error reading data");
+        }
+    }
+}
+
+#define whichmode( mode ) \
+ ( (( mode ) == AP_MODE_READBYTES) ? "readbytes" : \
+   (( mode ) == AP_MODE_GETLINE) ? "getline" : \
+   (( mode ) == AP_MODE_EATCRLF) ? "eatcrlf" : \
+   (( mode ) == AP_MODE_SPECULATIVE) ? "speculative" : \
+   (( mode ) == AP_MODE_EXHAUSTIVE) ? "exhaustive" : \
+   (( mode ) == AP_MODE_INIT) ? "init" : "unknown" \
+ )
+       
+static int dumpio_input_filter (ap_filter_t *f, apr_bucket_brigade *bb,
+    ap_input_mode_t mode, apr_read_type_e block, apr_off_t readbytes)
+{
+
+    apr_bucket *b;
+    apr_status_t ret;
+    conn_rec *c = f->c;
+
+    ap_log_error(APLOG_MARK, APLOG_DEBUG, NULL, c->base_server,
+	"mod_dumpio: %s [%s-%s] %" APR_OFF_T_FMT " readbytes",
+         f->frec->name,
+	 whichmode(mode),
+         ((block) == APR_BLOCK_READ) ? "blocking" : "nonblocking",
+         readbytes) ;
+
+    ret = ap_get_brigade(f->next, bb, mode, block, readbytes);
+
+    if (ret == APR_SUCCESS) {
+        for (b = APR_BRIGADE_FIRST(bb); b != APR_BRIGADE_SENTINEL(bb); b = APR_BUCKET_NEXT(b)) {
+          dumpit(f, b);
+        }
+    } else {
+        ap_log_error(APLOG_MARK, APLOG_DEBUG, NULL, c->base_server,
+	"mod_dumpio: %s - %d", f->frec->name, ret) ;
+    }
+
+    return APR_SUCCESS ;
+}
+
+static int dumpio_output_filter (ap_filter_t *f, apr_bucket_brigade *bb)
+{
+    apr_bucket *b;
+    conn_rec *c = f->c;
+    
+    ap_log_error(APLOG_MARK, APLOG_DEBUG, NULL, c->base_server, "mod_dumpio: %s", f->frec->name) ;
+    
+    for (b = APR_BRIGADE_FIRST(bb); b != APR_BRIGADE_SENTINEL(bb); b = APR_BUCKET_NEXT(b)) {
+        /*
+         * If we ever see an EOS, make sure to FLUSH.
+         */
+        if (APR_BUCKET_IS_EOS(b)) {
+            apr_bucket *flush = apr_bucket_flush_create(f->c->bucket_alloc);
+            APR_BUCKET_INSERT_BEFORE(b, flush);
+        }
+        dumpit(f, b);
+    }
+    
+    return ap_pass_brigade(f->next, bb) ;
+}
+
+static int dumpio_pre_conn(conn_rec *c, void *csd)
+{
+    dumpio_conf_t *ptr =
+    (dumpio_conf_t *) ap_get_module_config(c->base_server->module_config,
+                                           &dumpio_module);
+    
+    if (ptr->enable_input)
+        ap_add_input_filter("DUMPIO_IN", NULL, NULL, c);
+    if (ptr->enable_output)
+        ap_add_output_filter("DUMPIO_OUT", NULL, NULL, c);
+    return OK;
+}
+
+static void dumpio_register_hooks(apr_pool_t *p)
+{
+/*
+ * We know that SSL is CONNECTION + 5
+ */
+  ap_register_output_filter("DUMPIO_OUT", dumpio_output_filter,
+	NULL, AP_FTYPE_CONNECTION + 3) ;
+
+  ap_register_input_filter("DUMPIO_IN", dumpio_input_filter,
+	NULL, AP_FTYPE_CONNECTION + 3) ;
+
+  ap_hook_pre_connection(dumpio_pre_conn, NULL, NULL, APR_HOOK_MIDDLE);
+}
+
+static void *dumpio_create_sconfig(apr_pool_t *p, server_rec *s)
+{
+    dumpio_conf_t *ptr = apr_pcalloc(p, sizeof *ptr);
+    ptr->enable_input = ptr->enable_output = 0;
+    return ptr;
+}
+
+static const char *dumpio_enable_input(cmd_parms *cmd, void *dummy, int arg)
+{
+    dumpio_conf_t *ptr =
+    (dumpio_conf_t *) ap_get_module_config(cmd->server->module_config,
+                                           &dumpio_module);
+    
+    ptr->enable_input = arg;
+    return NULL;
+}
+
+static const char *dumpio_enable_output(cmd_parms *cmd, void *dummy, int arg)
+{
+    dumpio_conf_t *ptr =
+    (dumpio_conf_t *) ap_get_module_config(cmd->server->module_config,
+                                           &dumpio_module);
+    
+    ptr->enable_output = arg;
+    return NULL;
+}
+
+static const command_rec dumpio_cmds[] = {
+    AP_INIT_FLAG("DumpIOInput", dumpio_enable_input, NULL,
+                 RSRC_CONF, "Enable I/O Dump on Input Data"),
+    AP_INIT_FLAG("DumpIOOutput", dumpio_enable_output, NULL,
+                 RSRC_CONF, "Enable I/O Dump on Output Data"),
+    { NULL }
+};
+
+module AP_MODULE_DECLARE_DATA dumpio_module = {
+	STANDARD20_MODULE_STUFF,
+	NULL,
+	NULL,
+	dumpio_create_sconfig,
+	NULL,
+	dumpio_cmds,
+	dumpio_register_hooks
+};
diff --git a/modules/debug/mod_dumpio.dsp b/modules/debug/mod_dumpio.dsp
new file mode 100644
index 0000000000..3f4ae8f3b3
--- /dev/null
+++ b/modules/debug/mod_dumpio.dsp
@@ -0,0 +1,128 @@
+# Microsoft Developer Studio Project File - Name="mod_dumpio" - Package Owner=<4>
+# Microsoft Developer Studio Generated Build File, Format Version 6.00
+# ** DO NOT EDIT **
+
+# TARGTYPE "Win32 (x86) Dynamic-Link Library" 0x0102
+
+CFG=mod_dumpio - Win32 Release
+!MESSAGE This is not a valid makefile. To build this project using NMAKE,
+!MESSAGE use the Export Makefile command and run
+!MESSAGE 
+!MESSAGE NMAKE /f "mod_dumpio.mak".
+!MESSAGE 
+!MESSAGE You can specify a configuration when running NMAKE
+!MESSAGE by defining the macro CFG on the command line. For example:
+!MESSAGE 
+!MESSAGE NMAKE /f "mod_dumpio.mak" CFG="mod_dumpio - Win32 Release"
+!MESSAGE 
+!MESSAGE Possible choices for configuration are:
+!MESSAGE 
+!MESSAGE "mod_dumpio - Win32 Release" (based on "Win32 (x86) Dynamic-Link Library")
+!MESSAGE "mod_dumpio - Win32 Debug" (based on "Win32 (x86) Dynamic-Link Library")
+!MESSAGE 
+
+# Begin Project
+# PROP AllowPerConfigDependencies 0
+# PROP Scc_ProjName ""
+# PROP Scc_LocalPath ""
+CPP=cl.exe
+MTL=midl.exe
+RSC=rc.exe
+
+!IF  "$(CFG)" == "mod_dumpio - Win32 Release"
+
+# PROP BASE Use_MFC 0
+# PROP BASE Use_Debug_Libraries 0
+# PROP BASE Output_Dir "Release"
+# PROP BASE Intermediate_Dir "Release"
+# PROP BASE Target_Dir ""
+# PROP Use_MFC 0
+# PROP Use_Debug_Libraries 0
+# PROP Output_Dir "Release"
+# PROP Intermediate_Dir "Release"
+# PROP Ignore_Export_Lib 0
+# PROP Target_Dir ""
+# ADD BASE CPP /nologo /MD /W3 /O2 /D "WIN32" /D "NDEBUG" /D "_WINDOWS" /FD /c
+# ADD CPP /nologo /MD /W3 /Zi /O2 /I "../../include" /I "../../srclib/apr/include" /I "../../srclib/apr-util/include" /D "NDEBUG" /D "WIN32" /D "_WINDOWS" /Fd"Release\mod_dumpio_src" /FD /c
+# ADD BASE MTL /nologo /D "NDEBUG" /win32
+# ADD MTL /nologo /D "NDEBUG" /mktyplib203 /win32
+# ADD BASE RSC /l 0x409 /d "NDEBUG"
+# ADD RSC /l 0x409 /d "NDEBUG"
+BSC32=bscmake.exe
+# ADD BASE BSC32 /nologo
+# ADD BSC32 /nologo
+LINK32=link.exe
+# ADD BASE LINK32 kernel32.lib /nologo /subsystem:windows /dll /machine:I386 /out:"Release/mod_dumpio.so" /base:@..\..\os\win32\BaseAddr.ref,mod_dumpio.so
+# ADD LINK32 kernel32.lib /nologo /subsystem:windows /dll /incremental:no /debug /machine:I386 /out:"Release/mod_dumpio.so" /base:@..\..\os\win32\BaseAddr.ref,mod_dumpio.so /opt:ref
+
+!ELSEIF  "$(CFG)" == "mod_dumpio - Win32 Debug"
+
+# PROP BASE Use_MFC 0
+# PROP BASE Use_Debug_Libraries 1
+# PROP BASE Output_Dir "Debug"
+# PROP BASE Intermediate_Dir "Debug"
+# PROP BASE Target_Dir ""
+# PROP Use_MFC 0
+# PROP Use_Debug_Libraries 1
+# PROP Output_Dir "Debug"
+# PROP Intermediate_Dir "Debug"
+# PROP Ignore_Export_Lib 0
+# PROP Target_Dir ""
+# ADD BASE CPP /nologo /MDd /W3 /GX /Zi /Od /D "WIN32" /D "_DEBUG" /D "_WINDOWS" /FD /c
+# ADD CPP /nologo /MDd /W3 /GX /Zi /Od /I "../../include" /I "../../srclib/apr/include" /I "../../srclib/apr-util/include" /D "_DEBUG" /D "WIN32" /D "_WINDOWS" /Fd"Debug\mod_dumpio_src" /FD /c
+# ADD BASE MTL /nologo /D "_DEBUG" /win32
+# ADD MTL /nologo /D "_DEBUG" /mktyplib203 /win32
+# ADD BASE RSC /l 0x409 /d "_DEBUG"
+# ADD RSC /l 0x409 /d "_DEBUG"
+BSC32=bscmake.exe
+# ADD BASE BSC32 /nologo
+# ADD BSC32 /nologo
+LINK32=link.exe
+# ADD BASE LINK32 kernel32.lib /nologo /subsystem:windows /dll /incremental:no /debug /machine:I386 /out:"Debug/mod_dumpio.so" /base:@..\..\os\win32\BaseAddr.ref,mod_dumpio.so
+# ADD LINK32 kernel32.lib /nologo /subsystem:windows /dll /incremental:no /debug /machine:I386 /out:"Debug/mod_dumpio.so" /base:@..\..\os\win32\BaseAddr.ref,mod_dumpio.so
+
+!ENDIF 
+
+# Begin Target
+
+# Name "mod_dumpio - Win32 Release"
+# Name "mod_dumpio - Win32 Debug"
+# Begin Source File
+
+SOURCE=.\mod_dumpio.c
+# End Source File
+# Begin Source File
+
+SOURCE=.\mod_dumpio.rc
+# End Source File
+# Begin Source File
+
+SOURCE=..\..\build\win32\win32ver.awk
+
+!IF  "$(CFG)" == "mod_dumpio - Win32 Release"
+
+# PROP Ignore_Default_Tool 1
+# Begin Custom Build - Creating Version Resource
+InputPath=..\..\build\win32\win32ver.awk
+
+".\mod_dumpio.rc" : $(SOURCE) "$(INTDIR)" "$(OUTDIR)"
+	awk -f ../../build/win32/win32ver.awk mod_dumpio.so "bucketeer_module for Apache" ../../include/ap_release.h > .\mod_dumpio.rc
+
+# End Custom Build
+
+!ELSEIF  "$(CFG)" == "mod_dumpio - Win32 Debug"
+
+# PROP Ignore_Default_Tool 1
+# Begin Custom Build - Creating Version Resource
+InputPath=..\..\build\win32\win32ver.awk
+
+".\mod_dumpio.rc" : $(SOURCE) "$(INTDIR)" "$(OUTDIR)"
+	awk -f ../../build/win32/win32ver.awk mod_dumpio.so "bucketeer_module for Apache" ../../include/ap_release.h > .\mod_dumpio.rc
+
+# End Custom Build
+
+!ENDIF 
+
+# End Source File
+# End Target
+# End Project
diff --git a/modules/debug/modules.mk b/modules/debug/modules.mk
new file mode 100644
index 0000000000..3a0eff95c0
--- /dev/null
+++ b/modules/debug/modules.mk
@@ -0,0 +1,5 @@
+libmod_dumpio.la: mod_dumpio.lo
+	$(MOD_LINK) mod_dumpio.lo $(MOD_DUMPIO_LDADD)
+DISTCLEAN_TARGETS = modules.mk
+static =  libmod_dumpio.la
+shared =