1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
|
/**********************************************************************
safe.c -
$Author$
created at: Tue Sep 23 09:44:32 JST 2008
Copyright (C) 2008 Yukihiro Matsumoto
**********************************************************************/
#define SAFE_LEVEL_MAX RUBY_SAFE_LEVEL_MAX
#include "ruby/ruby.h"
#include "vm_core.h"
/* $SAFE accessor */
#undef rb_secure
#undef rb_set_safe_level
#undef ruby_safe_level_2_warning
int
ruby_safe_level_2_warning(void)
{
rb_warn("rb_safe_level_2_warning will be removed in Ruby 3.0");
return 2;
}
int
rb_safe_level(void)
{
rb_warn("rb_safe_level will be removed in Ruby 3.0");
return GET_VM()->safe_level_;
}
void
rb_set_safe_level_force(int safe)
{
rb_warn("rb_set_safe_level_force will be removed in Ruby 3.0");
GET_VM()->safe_level_ = safe;
}
void
rb_set_safe_level(int level)
{
rb_vm_t *vm = GET_VM();
rb_warn("rb_set_safe_level will be removed in Ruby 3.0");
if (level > SAFE_LEVEL_MAX) {
rb_raise(rb_eArgError, "$SAFE=2 to 4 are obsolete");
}
else if (level < 0) {
rb_raise(rb_eArgError, "$SAFE should be >= 0");
}
else {
int line;
const char *path = rb_source_location_cstr(&line);
if (0) fprintf(stderr, "%s:%d $SAFE %d -> %d\n",
path ? path : "-", line, vm->safe_level_, level);
vm->safe_level_ = level;
}
}
static VALUE
safe_getter(ID _x, VALUE *_y)
{
rb_warn("$SAFE will become a normal global variable in Ruby 3.0");
return INT2NUM(GET_VM()->safe_level_);
}
static void
safe_setter(VALUE val, ID _x, VALUE *_y)
{
int level = NUM2INT(val);
rb_vm_t *vm = GET_VM();
rb_warn("$SAFE will become a normal global variable in Ruby 3.0");
if (level > SAFE_LEVEL_MAX) {
rb_raise(rb_eArgError, "$SAFE=2 to 4 are obsolete");
}
else if (level < 0) {
rb_raise(rb_eArgError, "$SAFE should be >= 0");
}
else {
int line;
const char *path = rb_source_location_cstr(&line);
if (0) fprintf(stderr, "%s:%d $SAFE %d -> %d\n",
path ? path : "-", line, vm->safe_level_, level);
vm->safe_level_ = level;
}
}
void
rb_secure(int level)
{
rb_warn("rb_secure will be removed in Ruby 3.0");
if (level <= GET_VM()->safe_level_) {
ID caller_name = rb_frame_callee();
if (caller_name) {
rb_raise(rb_eSecurityError, "Insecure operation `%"PRIsVALUE"' at level %d",
rb_id2str(caller_name), GET_VM()->safe_level_);
}
else {
rb_raise(rb_eSecurityError, "Insecure operation at level %d",
GET_VM()->safe_level_);
}
}
}
void
rb_secure_update(VALUE obj)
{
rb_warn("rb_secure_update will be removed in Ruby 3.0");
}
void
rb_insecure_operation(void)
{
rb_warn("rb_insecure_operation will be removed in Ruby 3.0");
ID caller_name = rb_frame_callee();
if (caller_name) {
rb_raise(rb_eSecurityError, "Insecure operation - %"PRIsVALUE,
rb_id2str(caller_name));
}
else {
rb_raise(rb_eSecurityError, "Insecure operation: -r");
}
}
void
rb_check_safe_obj(VALUE x)
{
rb_warn("rb_check_safe_obj will be removed in Ruby 3.0");
}
void
Init_safe(void)
{
rb_define_virtual_variable("$SAFE", safe_getter, safe_setter);
}
|
