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build: embed the mdb_v8.so into the binary 

This builds and includes the mdb_v8.so in the binary of node so mdb
can be sure to always use the latest version
v0.11.5-release
Timothy J Fontaine 12 years ago
parent
f4b1e00071
commit
e851fef60f
8 changed files with 5132 additions and 0 deletions
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  1. 7
      configure
  2. 4117
      deps/mdb_v8/mdb_v8.c
  3. 22
      deps/mdb_v8/mdb_v8.gyp
  4. 725
      deps/mdb_v8/mdb_v8_cfg.c
  5. 52
      deps/mdb_v8/v8cfg.h
  6. 78
      deps/mdb_v8/v8dbg.h
  7. 34
      node.gyp
  8. 97
      tools/mdb/extract_dmod.c

7
configure
View File

@ -475,6 +475,13 @@ def configure_node(o):
o['variables']['node_use_dtrace'] = 'false'
o['variables']['node_use_systemtap'] = 'false'
# if we're on illumos based systems wrap the helper library into the
# executable
if flavor == 'solaris':
o['variables']['node_use_mdb'] = 'true'
else:
o['variables']['node_use_mdb'] = 'false'
if options.no_ifaddrs:
o['defines'] += ['SUNOS_NO_IFADDRS']

4117
deps/mdb_v8/mdb_v8.c
View File

File diff suppressed because it is too large

22
deps/mdb_v8/mdb_v8.gyp
View File

@ -0,0 +1,22 @@
{
'targets': [
{
'target_name': 'mdb_v8',
'product_prefix': '',
'type': 'loadable_module',
'cflags': [ '-fPIC' ],
'sources': [
'mdb_v8.c',
'mdb_v8_cfg.c',
'v8cfg.h',
'v8dbg.h',
],
'link_settings': {
'libraries': [
'-lproc',
'-lavl',
],
},
},
],
}

725
deps/mdb_v8/mdb_v8_cfg.c
View File

@ -0,0 +1,725 @@
/* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/
/*
* mdb_v8_cfg.c: canned configurations for previous V8 versions.
*
* The functions and data defined here enable this dmod to support debugging
* Node.js binaries that predated V8's built-in postmortem debugging support.
*/
#include "v8cfg.h"
/*ARGSUSED*/
static int
v8cfg_target_iter(v8_cfg_t *cfgp, int (*func)(mdb_symbol_t *, void *),
void *arg)
{
return (mdb_symbol_iter(MDB_OBJ_EVERY, MDB_DYNSYM,
MDB_BIND_GLOBAL | MDB_TYPE_OBJECT | MDB_TYPE_FUNC,
func, arg));
}
/*ARGSUSED*/
static int
v8cfg_target_readsym(v8_cfg_t *cfgp, const char *name, intptr_t *valp)
{
int val, rval;
if ((rval = mdb_readsym(&val, sizeof (val), name)) != -1)
*valp = (intptr_t)val;
return (rval);
}
/*
* Analog of mdb_symbol_iter() for a canned configuration.
*/
static int
v8cfg_canned_iter(v8_cfg_t *cfgp, int (*func)(mdb_symbol_t *, void *),
void *arg)
{
v8_cfg_symbol_t *v8sym;
mdb_symbol_t mdbsym;
int rv;
for (v8sym = cfgp->v8cfg_symbols; v8sym->v8cs_name != NULL; v8sym++) {
mdbsym.sym_name = v8sym->v8cs_name;
mdbsym.sym_object = NULL;
mdbsym.sym_sym = NULL;
mdbsym.sym_table = 0;
mdbsym.sym_id = 0;
if ((rv = func(&mdbsym, arg)) != 0)
return (rv);
}
return (0);
}
/*
* Analog of mdb_readsym() for a canned configuration.
*/
static int
v8cfg_canned_readsym(v8_cfg_t *cfgp, const char *name, intptr_t *valp)
{
v8_cfg_symbol_t *v8sym;
for (v8sym = cfgp->v8cfg_symbols; v8sym->v8cs_name != NULL; v8sym++) {
if (strcmp(name, v8sym->v8cs_name) == 0)
break;
}
if (v8sym->v8cs_name == NULL)
return (-1);
*valp = v8sym->v8cs_value;
return (0);
}
/*
* Canned configuration for the V8 bundled with Node.js v0.4.8 and later.
*/
static v8_cfg_symbol_t v8_symbols_node_04[] = {
{ "v8dbg_type_AccessCheckInfo__ACCESS_CHECK_INFO_TYPE", 0x91 },
{ "v8dbg_type_AccessorInfo__ACCESSOR_INFO_TYPE", 0x90 },
{ "v8dbg_type_BreakPointInfo__BREAK_POINT_INFO_TYPE", 0x9b },
{ "v8dbg_type_ByteArray__BYTE_ARRAY_TYPE", 0x86 },
{ "v8dbg_type_CallHandlerInfo__CALL_HANDLER_INFO_TYPE", 0x93 },
{ "v8dbg_type_Code__CODE_TYPE", 0x81 },
{ "v8dbg_type_CodeCache__CODE_CACHE_TYPE", 0x99 },
{ "v8dbg_type_ConsString__CONS_ASCII_STRING_TYPE", 0x5 },
{ "v8dbg_type_ConsString__CONS_ASCII_SYMBOL_TYPE", 0x45 },
{ "v8dbg_type_ConsString__CONS_STRING_TYPE", 0x1 },
{ "v8dbg_type_ConsString__CONS_SYMBOL_TYPE", 0x41 },
{ "v8dbg_type_DebugInfo__DEBUG_INFO_TYPE", 0x9a },
{ "v8dbg_type_ExternalAsciiString__EXTERNAL_ASCII_STRING_TYPE", 0x6 },
{ "v8dbg_type_ExternalAsciiString__EXTERNAL_ASCII_SYMBOL_TYPE", 0x46 },
{ "v8dbg_type_ExternalByteArray__EXTERNAL_BYTE_ARRAY_TYPE", 0x88 },
{ "v8dbg_type_ExternalFloatArray__EXTERNAL_FLOAT_ARRAY_TYPE", 0x8e },
{ "v8dbg_type_ExternalIntArray__EXTERNAL_INT_ARRAY_TYPE", 0x8c },
{ "v8dbg_type_ExternalShortArray__EXTERNAL_SHORT_ARRAY_TYPE", 0x8a },
{ "v8dbg_type_ExternalString__EXTERNAL_STRING_TYPE", 0x2 },
{ "v8dbg_type_ExternalString__EXTERNAL_SYMBOL_TYPE", 0x42 },
{ "v8dbg_type_ExternalUnsignedByteArray__"
"EXTERNAL_UNSIGNED_BYTE_ARRAY_TYPE", 0x89 },
{ "v8dbg_type_ExternalUnsignedIntArray__"
"EXTERNAL_UNSIGNED_INT_ARRAY_TYPE", 0x8d },
{ "v8dbg_type_ExternalUnsignedShortArray__"
"EXTERNAL_UNSIGNED_SHORT_ARRAY_TYPE", 0x8b },
{ "v8dbg_type_FixedArray__FIXED_ARRAY_TYPE", 0x9c },
{ "v8dbg_type_FunctionTemplateInfo__"
"FUNCTION_TEMPLATE_INFO_TYPE", 0x94 },
{ "v8dbg_type_HeapNumber__HEAP_NUMBER_TYPE", 0x84 },
{ "v8dbg_type_InterceptorInfo__INTERCEPTOR_INFO_TYPE", 0x92 },
{ "v8dbg_type_JSArray__JS_ARRAY_TYPE", 0xa5 },
{ "v8dbg_type_JSBuiltinsObject__JS_BUILTINS_OBJECT_TYPE", 0xa3 },
{ "v8dbg_type_JSFunction__JS_FUNCTION_TYPE", 0xa7 },
{ "v8dbg_type_JSGlobalObject__JS_GLOBAL_OBJECT_TYPE", 0xa2 },
{ "v8dbg_type_JSGlobalPropertyCell__"
"JS_GLOBAL_PROPERTY_CELL_TYPE", 0x83 },
{ "v8dbg_type_JSGlobalProxy__JS_GLOBAL_PROXY_TYPE", 0xa4 },
{ "v8dbg_type_JSMessageObject__JS_MESSAGE_OBJECT_TYPE", 0x9e },
{ "v8dbg_type_JSObject__JS_OBJECT_TYPE", 0xa0 },
{ "v8dbg_type_JSRegExp__JS_REGEXP_TYPE", 0xa6 },
{ "v8dbg_type_JSValue__JS_VALUE_TYPE", 0x9f },
{ "v8dbg_type_Map__MAP_TYPE", 0x80 },
{ "v8dbg_type_ObjectTemplateInfo__OBJECT_TEMPLATE_INFO_TYPE", 0x95 },
{ "v8dbg_type_Oddball__ODDBALL_TYPE", 0x82 },
{ "v8dbg_type_Script__SCRIPT_TYPE", 0x98 },
{ "v8dbg_type_SeqAsciiString__ASCII_STRING_TYPE", 0x4 },
{ "v8dbg_type_SeqAsciiString__ASCII_SYMBOL_TYPE", 0x44 },
{ "v8dbg_type_SharedFunctionInfo__SHARED_FUNCTION_INFO_TYPE", 0x9d },
{ "v8dbg_type_SignatureInfo__SIGNATURE_INFO_TYPE", 0x96 },
{ "v8dbg_type_String__STRING_TYPE", 0x0 },
{ "v8dbg_type_String__SYMBOL_TYPE", 0x40 },
{ "v8dbg_type_TypeSwitchInfo__TYPE_SWITCH_INFO_TYPE", 0x97 },
{ "v8dbg_class_AccessCheckInfo__data__Object", 0xc },
{ "v8dbg_class_AccessCheckInfo__indexed_callback__Object", 0x8 },
{ "v8dbg_class_AccessCheckInfo__named_callback__Object", 0x4 },
{ "v8dbg_class_AccessorInfo__data__Object", 0xc },
{ "v8dbg_class_AccessorInfo__flag__Smi", 0x14 },
{ "v8dbg_class_AccessorInfo__getter__Object", 0x4 },
{ "v8dbg_class_AccessorInfo__name__Object", 0x10 },
{ "v8dbg_class_AccessorInfo__setter__Object", 0x8 },
{ "v8dbg_class_BreakPointInfo__break_point_objects__Object", 0x10 },
{ "v8dbg_class_BreakPointInfo__code_position__Smi", 0x4 },
{ "v8dbg_class_BreakPointInfo__source_position__Smi", 0x8 },
{ "v8dbg_class_BreakPointInfo__statement_position__Smi", 0xc },
{ "v8dbg_class_ByteArray__length__SMI", 0x4 },
{ "v8dbg_class_CallHandlerInfo__callback__Object", 0x4 },
{ "v8dbg_class_CallHandlerInfo__data__Object", 0x8 },
{ "v8dbg_class_Code__deoptimization_data__FixedArray", 0xc },
{ "v8dbg_class_Code__instruction_size__int", 0x4 },
{ "v8dbg_class_Code__instruction_start__int", 0x20 },
{ "v8dbg_class_Code__relocation_info__ByteArray", 0x8 },
{ "v8dbg_class_CodeCache__default_cache__FixedArray", 0x4 },
{ "v8dbg_class_CodeCache__normal_type_cache__Object", 0x8 },
{ "v8dbg_class_ConsString__first__String", 0xc },
{ "v8dbg_class_ConsString__second__String", 0x10 },
{ "v8dbg_class_DebugInfo__break_points__FixedArray", 0x14 },
{ "v8dbg_class_DebugInfo__code__Code", 0xc },
{ "v8dbg_class_DebugInfo__original_code__Code", 0x8 },
{ "v8dbg_class_DebugInfo__shared__SharedFunctionInfo", 0x4 },
{ "v8dbg_class_ExternalString__resource__Object", 0xc },
{ "v8dbg_class_FixedArray__data__uintptr_t", 0x8 },
{ "v8dbg_class_FixedArray__length__SMI", 0x4 },
{ "v8dbg_class_FunctionTemplateInfo__access_check_info__Object", 0x38 },
{ "v8dbg_class_FunctionTemplateInfo__call_code__Object", 0x10 },
{ "v8dbg_class_FunctionTemplateInfo__class_name__Object", 0x2c },
{ "v8dbg_class_FunctionTemplateInfo__flag__Smi", 0x3c },
{ "v8dbg_class_FunctionTemplateInfo__"
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{ "v8dbg_class_FunctionTemplateInfo__"
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{ "v8dbg_class_FunctionTemplateInfo__instance_template__Object", 0x28 },
{ "v8dbg_class_FunctionTemplateInfo__"
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{ "v8dbg_class_FunctionTemplateInfo__parent_template__Object", 0x1c },
{ "v8dbg_class_FunctionTemplateInfo__"
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{ "v8dbg_class_InterceptorInfo__getter__Object", 0x4 },
{ "v8dbg_class_InterceptorInfo__query__Object", 0xc },
{ "v8dbg_class_InterceptorInfo__setter__Object", 0x8 },
{ "v8dbg_class_JSArray__length__Object", 0xc },
{ "v8dbg_class_JSFunction__literals__FixedArray", 0x1c },
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{ "v8dbg_class_JSFunction__prototype_or_initial_map__Object", 0x10 },
{ "v8dbg_class_JSFunction__shared__SharedFunctionInfo", 0x14 },
{ "v8dbg_class_JSGlobalProxy__context__Object", 0xc },
{ "v8dbg_class_JSMessageObject__arguments__JSArray", 0x10 },
{ "v8dbg_class_JSMessageObject__end_position__SMI", 0x24 },
{ "v8dbg_class_JSMessageObject__script__Object", 0x14 },
{ "v8dbg_class_JSMessageObject__stack_frames__Object", 0x1c },
{ "v8dbg_class_JSMessageObject__stack_trace__Object", 0x18 },
{ "v8dbg_class_JSMessageObject__start_position__SMI", 0x20 },
{ "v8dbg_class_JSMessageObject__type__String", 0xc },
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{ "v8dbg_frametype_ArgumentsAdaptorFrame", 0x8 },
{ "v8dbg_frametype_ConstructFrame", 0x7 },
{ "v8dbg_frametype_EntryConstructFrame", 0x2 },
{ "v8dbg_frametype_EntryFrame", 0x1 },
{ "v8dbg_frametype_ExitFrame", 0x3 },
{ "v8dbg_frametype_InternalFrame", 0x6 },
{ "v8dbg_frametype_JavaScriptFrame", 0x4 },
{ "v8dbg_frametype_OptimizedFrame", 0x5 },
{ "v8dbg_off_fp_context", -0x4 },
{ "v8dbg_off_fp_function", -0x8 },
{ "v8dbg_off_fp_marker", -0x8 },
{ "v8dbg_off_fp_args", 0x8 },
{ "v8dbg_prop_idx_content", 0x0 },
{ "v8dbg_prop_idx_first", 0x2 },
{ "v8dbg_prop_type_field", 0x1 },
{ "v8dbg_prop_type_first_phantom", 0x6 },
{ "v8dbg_prop_type_mask", 0xf },
{ "v8dbg_AsciiStringTag", 0x4 },
{ "v8dbg_ConsStringTag", 0x1 },
{ "v8dbg_ExternalStringTag", 0x2 },
{ "v8dbg_FailureTag", 0x3 },
{ "v8dbg_FailureTagMask", 0x3 },
{ "v8dbg_FirstNonstringType", 0x80 },
{ "v8dbg_HeapObjectTag", 0x1 },
{ "v8dbg_HeapObjectTagMask", 0x3 },
{ "v8dbg_IsNotStringMask", 0x80 },
{ "v8dbg_NotStringTag", 0x80 },
{ "v8dbg_SeqStringTag", 0x0 },
{ "v8dbg_SmiTag", 0x0 },
{ "v8dbg_SmiTagMask", 0x1 },
{ "v8dbg_SmiValueShift", 0x1 },
{ "v8dbg_StringEncodingMask", 0x4 },
{ "v8dbg_StringRepresentationMask", 0x3 },
{ "v8dbg_StringTag", 0x0 },
{ "v8dbg_TwoByteStringTag", 0x0 },
{ "v8dbg_PointerSizeLog2", 0x2 },
{ NULL }
};
/*
* Canned configuration for the V8 bundled with Node.js v0.6.5.
*/
static v8_cfg_symbol_t v8_symbols_node_06[] = {
{ "v8dbg_type_AccessCheckInfo__ACCESS_CHECK_INFO_TYPE", 0x93 },
{ "v8dbg_type_AccessorInfo__ACCESSOR_INFO_TYPE", 0x92 },
{ "v8dbg_type_BreakPointInfo__BREAK_POINT_INFO_TYPE", 0x9e },
{ "v8dbg_type_ByteArray__BYTE_ARRAY_TYPE", 0x86 },
{ "v8dbg_type_CallHandlerInfo__CALL_HANDLER_INFO_TYPE", 0x95 },
{ "v8dbg_type_Code__CODE_TYPE", 0x81 },
{ "v8dbg_type_CodeCache__CODE_CACHE_TYPE", 0x9b },
{ "v8dbg_type_ConsString__CONS_ASCII_STRING_TYPE", 0x5 },
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v8_cfg_t v8_cfg_04 = { "node-0.4", "node v0.4", v8_symbols_node_04,
v8cfg_canned_iter, v8cfg_canned_readsym };
v8_cfg_t v8_cfg_06 = { "node-0.6", "node v0.6", v8_symbols_node_06,
v8cfg_canned_iter, v8cfg_canned_readsym };
v8_cfg_t *v8_cfgs[] = {
&v8_cfg_04,
&v8_cfg_06,
NULL
};
v8_cfg_t v8_cfg_target = { NULL, NULL, NULL, v8cfg_target_iter,
v8cfg_target_readsym };

52
deps/mdb_v8/v8cfg.h
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@ -0,0 +1,52 @@
/* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/
/*
* v8cfg.h: canned configurations for previous V8 versions
*/
#ifndef V8CFG_H
#define V8CFG_H
#include <sys/types.h>
#include <sys/mdb_modapi.h>
typedef struct {
const char *v8cs_name; /* symbol name */
intptr_t v8cs_value; /* symbol value */
} v8_cfg_symbol_t;
typedef struct v8_cfg {
const char *v8cfg_name; /* canned config name */
const char *v8cfg_label; /* description */
v8_cfg_symbol_t *v8cfg_symbols; /* actual symbol values */
int (*v8cfg_iter)(struct v8_cfg *, int (*)(mdb_symbol_t *, void *),
void *);
int (*v8cfg_readsym)(struct v8_cfg *, const char *, intptr_t *);
} v8_cfg_t;
extern v8_cfg_t v8_cfg_04;
extern v8_cfg_t v8_cfg_06;
extern v8_cfg_t v8_cfg_target;
extern v8_cfg_t *v8_cfgs[];
#endif /* V8CFG_H */

78
deps/mdb_v8/v8dbg.h
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@ -0,0 +1,78 @@
/* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/
/*
* v8dbg.h: macros for use by V8 heap inspection tools. The consumer must
* define values for various tags and shifts. The MDB module gets these
* constants from information encoded in the binary itself.
*/
#ifndef _V8DBG_H
#define _V8DBG_H
/*
* Recall that while V8 heap objects are always 4-byte aligned, heap object
* pointers always have the last bit set. So when looking for a field nominally
* at offset X, one must be sure to clear the tag bit first.
*/
#define V8_OFF_HEAP(x) ((x) - V8_HeapObjectTag)
/*
* Determine whether a given pointer refers to a SMI, Failure, or HeapObject.
*/
#define V8_IS_SMI(ptr) (((ptr) & V8_SmiTagMask) == V8_SmiTag)
#define V8_IS_FAILURE(ptr) (((ptr) & V8_FailureTagMask) == V8_FailureTag)
#define V8_IS_HEAPOBJECT(ptr) \
(((ptr) & V8_HeapObjectTagMask) == V8_HeapObjectTag)
/*
* Extract the value of a SMI "pointer". Recall that small integers are stored
* using the upper 31 bits.
*/
#define V8_SMI_VALUE(smi) ((smi) >> (V8_SmiValueShift + V8_SmiShiftSize))
/*
* Determine the encoding and representation of a V8 string.
*/
#define V8_TYPE_STRING(type) (((type) & V8_IsNotStringMask) == V8_StringTag)
#define V8_STRENC_ASCII(type) \
(((type) & V8_StringEncodingMask) == V8_AsciiStringTag)
#define V8_STRREP_SEQ(type) \
(((type) & V8_StringRepresentationMask) == V8_SeqStringTag)
#define V8_STRREP_CONS(type) \
(((type) & V8_StringRepresentationMask) == V8_ConsStringTag)
#define V8_STRREP_EXT(type) \
(((type) & V8_StringRepresentationMask) == V8_ExternalStringTag)
/*
* Several of the following constants and transformations are hardcoded in V8 as
* well, so there's no way to extract them programmatically from the binary.
*/
#define V8_DESC_KEYIDX(x) ((x) + V8_PROP_IDX_FIRST)
#define V8_DESC_VALIDX(x) ((x) << 1)
#define V8_DESC_DETIDX(x) (((x) << 1) + 1)
#define V8_DESC_ISFIELD(x) \
((V8_SMI_VALUE(x) & V8_PROP_TYPE_MASK) == V8_PROP_TYPE_FIELD)
#endif /* _V8DBG_H */

34
node.gyp
View File

@ -16,6 +16,7 @@
'node_use_openssl%': 'true',
'node_use_systemtap%': 'false',
'node_shared_openssl%': 'false',
'node_use_mdb%': 'false',
'library_files': [
'src/node.js',
'lib/_debugger.js',
@ -205,6 +206,13 @@
}
] ]
} ],
[ 'node_use_mdb=="true"', {
'dependencies': [ 'node_mdb' ],
'include_dirs': [ '<(SHARED_INTERMEDIATE_DIR)' ],
'sources': [
'src/node_mdb.cc',
],
} ],
[ 'node_use_systemtap=="true"', {
'defines': [ 'HAVE_SYSTEMTAP=1', 'STAP_SDT_V1=1' ],
'sources': [
@ -408,6 +416,32 @@
} ]
]
},
{
'target_name': 'node_mdb',
'type': 'none',
'conditions': [
[ 'node_use_mdb=="true"',
{
'dependencies': [ 'deps/mdb_v8/mdb_v8.gyp:mdb_v8' ],
'actions': [
{
'action_name': 'node_mdb',
'inputs': [ '<(PRODUCT_DIR)/obj.target/deps/mdb_v8/mdb_v8.so' ],
'outputs': [ '<(PRODUCT_DIR)/obj.target/node/src/node_mdb.o' ],
'conditions': [
[ 'target_arch=="ia32"', {
'action': [ 'elfwrap', '-32', '-o', '<@(_outputs)', '<@(_inputs)' ],
} ],
[ 'target_arch=="x64"', {
'action': [ 'elfwrap', '-64', '-o', '<@(_outputs)', '<@(_inputs)' ],
} ],
],
},
],
},
],
],
},
{
'target_name': 'node_dtrace_provider',
'type': 'none',

97
tools/mdb/extract_dmod.c
View File

@ -0,0 +1,97 @@
/* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/
/*
* gcc -Wall -lproc -o extract_dmod extract_dmod.c
*
* use this tool to extract the mdb_v8.so from a core file for use with older
* mdb or platforms with an out of date v8.so
*/
#include <stdio.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <strings.h>
#include <errno.h>
#include <libproc.h>
#include <sys/sysmacros.h>
const char *g_sym = "mdb_v8.so_start";
int
main(int argc, const char *argv[])
{
int ifd, ofd, perr, toread, ret;
struct ps_prochandle *p;
GElf_Sym sym;
prsyminfo_t si;
char buf[1024];
if (argc != 3) {
fprintf(stderr, "pdump: <infile> <outfile>\n");
return (1);
}
ifd = open(argv[1], O_RDONLY);
if (ifd < 0) {
fprintf(stderr, "failed to open: %s: %s\n",
argv[1], strerror(errno));
return (1);
}
ofd = open(argv[2], O_RDWR | O_CREAT | O_TRUNC);
if (ofd < 0) {
fprintf(stderr, "failed to open: %s: %s\n",
argv[1], strerror(errno));
return (1);
}
p = Pfgrab_core(ifd, NULL, &perr);
if (p == NULL) {
fprintf(stderr, "failed to grab core file\n");
return (1);
}
if (Pxlookup_by_name(p, NULL, "a.out", g_sym, &sym, &si) != 0) {
fprintf(stderr, "failed to lookup symobl %s\n", g_sym);
return (0);
}
while (sym.st_size > 0) {
toread = MIN(sym.st_size, sizeof (buf));
ret = Pread(p, buf, toread, sym.st_value);
if (ret < 0) {
fprintf(stderr, "failed to Pread...\n");
return (1);
}
if (ret != 0)
ret = write(ofd, buf, ret);
if (ret < 0) {
fprintf(stderr, "failed to write to output file %s\n",
strerror(errno));
}
sym.st_size -= ret;
sym.st_value += ret;
}
return (0);
}
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