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Libraries
pistache
Commits
153d9f0c
Commit
153d9f0c
authored
Feb 05, 2019
by
knowledge4igor
Browse files
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Plain Diff
Refactoring in Address handling and validation
parent
b28ddfd5
Changes
5
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Inline
Side-by-side
Showing
5 changed files
with
162 additions
and
94 deletions
+162
-94
include/pistache/net.h
include/pistache/net.h
+14
-2
src/common/http_header.cc
src/common/http_header.cc
+16
-53
src/common/net.cc
src/common/net.cc
+108
-34
tests/headers_test.cc
tests/headers_test.cc
+4
-0
tests/net_test.cc
tests/net_test.cc
+20
-5
No files found.
include/pistache/net.h
View file @
153d9f0c
...
...
@@ -12,8 +12,7 @@
#include <limits>
#include <sys/socket.h>
#include <pistache/common.h>
#include <netdb.h>
#ifndef _KERNEL_FASTOPEN
#define _KERNEL_FASTOPEN
...
...
@@ -65,6 +64,7 @@ private:
class
Port
{
public:
Port
(
uint16_t
port
=
0
);
explicit
Port
(
const
std
::
string
&
data
);
operator
uint16_t
()
const
{
return
port
;
}
...
...
@@ -123,6 +123,18 @@ private:
uint16_t
h
;
};
class
AddressParser
{
public:
explicit
AddressParser
(
const
std
::
string
&
data
);
const
std
::
string
&
rawHost
()
const
;
const
std
::
string
&
rawPort
()
const
;
int
family
()
const
;
private:
std
::
string
host_
;
std
::
string
port_
;
int
family_
;
};
class
Address
{
public:
Address
();
...
...
src/common/http_header.cc
View file @
153d9f0c
...
...
@@ -4,19 +4,16 @@
Implementation of common HTTP headers described by the RFC
*/
#include <stdexcept>
#include <iterator>
#include <limits>
#include <cstring>
#include <iostream>
#include <pistache/http_header.h>
#include <pistache/common.h>
#include <pistache/http.h>
#include <pistache/stream.h>
#include <arpa/inet.h>
using
namespace
std
;
#include <stdexcept>
#include <iterator>
#include <limits>
#include <cstring>
#include <iostream>
namespace
Pistache
{
namespace
Http
{
...
...
@@ -340,52 +337,18 @@ Host::Host(const std::string& data)
parse
(
data
);
}
void
Host
::
parse
(
const
std
::
string
&
data
)
{
unsigned
long
pos
=
data
.
find
(
']'
);
unsigned
long
s_pos
=
data
.
find
(
'['
);
if
(
pos
!=
std
::
string
::
npos
&&
s_pos
!=
std
::
string
::
npos
)
{
//IPv6 address
host_
=
data
.
substr
(
s_pos
,
pos
+
1
);
try
{
in6_addr
addr6
;
char
buff6
[
INET6_ADDRSTRLEN
+
1
]
=
{
0
,
};
std
::
copy
(
&
host_
[
0
],
&
host_
[
0
]
+
host_
.
size
(),
buff6
);
inet_pton
(
AF_INET6
,
buff6
,
&
(
addr6
.
s6_addr16
));
}
catch
(
std
::
runtime_error
)
{
throw
std
::
invalid_argument
(
"Invalid IPv6 address"
);
}
pos
++
;
}
else
{
//IPv4 address
pos
=
data
.
find
(
':'
);
if
(
pos
==
std
::
string
::
npos
)
{
host_
=
data
;
void
Host
::
parse
(
const
std
::
string
&
data
)
{
AddressParser
parser
(
data
);
host_
=
parser
.
rawHost
();
const
std
::
string
&
port
=
parser
.
rawPort
();
if
(
port
.
empty
())
{
port_
=
HTTP_STANDARD_PORT
;
}
host_
=
data
.
substr
(
0
,
pos
);
if
(
host_
==
"*"
)
{
host_
=
"0.0.0.0"
;
}
try
{
in_addr
addr
;
char
buff
[
INET_ADDRSTRLEN
+
1
]
=
{
0
,
};
std
::
copy
(
&
host_
[
0
],
&
host_
[
0
]
+
host_
.
size
(),
buff
);
inet_pton
(
AF_INET
,
buff
,
&
(
addr
));
}
catch
(
std
::
runtime_error
)
{
throw
std
::
invalid_argument
(
"Invalid IPv4 address"
);
}
}
char
*
end
;
const
std
::
string
portPart
=
data
.
substr
(
pos
+
1
);
long
port
;
if
(
pos
!=
std
::
string
::
npos
)
{
port
=
strtol
(
portPart
.
c_str
(),
&
end
,
10
);
if
(
port
<
std
::
numeric_limits
<
uint16_t
>::
min
()
||
port
>
std
::
numeric_limits
<
uint16_t
>::
max
())
throw
std
::
invalid_argument
(
"Invalid port"
);
port_
=
static_cast
<
uint16_t
>
(
port
);
}
else
{
port_
=
HTTP_STANDARD_PORT
;
else
{
port_
=
Port
(
port
);
}
}
...
...
src/common/net.cc
View file @
153d9f0c
...
...
@@ -3,6 +3,9 @@
*/
#include <pistache/net.h>
#include <pistache/common.h>
#include <stdexcept>
#include <limits>
#include <cstring>
...
...
@@ -12,16 +15,42 @@
#include <ifaddrs.h>
#include <iostream>
#include <pistache/net.h>
#include <pistache/common.h>
namespace
Pistache
{
using
namespace
std
;
namespace
{
bool
IsIPv4HostName
(
const
std
::
string
&
host
)
{
in_addr
addr
;
char
buff
[
INET_ADDRSTRLEN
+
1
]
=
{
0
,
};
std
::
copy
(
host
.
begin
(),
host
.
end
(),
buff
);
int
res
=
inet_pton
(
AF_INET
,
buff
,
&
addr
);
return
res
;
}
namespace
Pistache
{
bool
IsIPv6HostName
(
const
std
::
string
&
host
)
{
in6_addr
addr6
;
char
buff6
[
INET6_ADDRSTRLEN
+
1
]
=
{
0
,
};
std
::
copy
(
host
.
begin
(),
host
.
end
(),
buff6
);
int
res
=
inet_pton
(
AF_INET6
,
buff6
,
&
(
addr6
.
s6_addr16
));
return
res
;
}
}
Port
::
Port
(
uint16_t
port
)
:
port
(
port
)
{
}
{}
Port
::
Port
(
const
std
::
string
&
data
)
{
if
(
data
.
empty
())
throw
std
::
invalid_argument
(
"Invalid port: empty port"
);
char
*
end
=
0
;
long
port_num
=
strtol
(
data
.
c_str
(),
&
end
,
10
);
if
(
*
end
!=
0
||
port_num
<
Port
::
min
()
||
port_num
>
Port
::
max
())
throw
std
::
invalid_argument
(
"Invalid port: "
+
data
);
port
=
static_cast
<
uint16_t
>
(
port_num
);
}
bool
Port
::
isReserved
()
const
{
...
...
@@ -157,6 +186,48 @@ bool Ipv6::supported() {
return
supportsIpv6
;
}
AddressParser
::
AddressParser
(
const
std
::
string
&
data
)
{
std
::
size_t
end_pos
=
data
.
find
(
']'
);
std
::
size_t
start_pos
=
data
.
find
(
'['
);
if
(
start_pos
!=
std
::
string
::
npos
&&
end_pos
!=
std
::
string
::
npos
&&
start_pos
<
end_pos
)
{
host_
=
data
.
substr
(
start_pos
,
end_pos
+
1
);
family_
=
AF_INET6
;
++
end_pos
;
}
else
{
end_pos
=
data
.
find
(
':'
);
host_
=
data
.
substr
(
0
,
end_pos
);
family_
=
AF_INET
;
}
if
(
end_pos
!=
std
::
string
::
npos
)
{
port_
=
data
.
substr
(
end_pos
+
1
);
if
(
port_
.
empty
())
throw
std
::
invalid_argument
(
"Invalid port"
);
}
}
const
std
::
string
&
AddressParser
::
rawHost
()
const
{
return
host_
;
}
const
std
::
string
&
AddressParser
::
rawPort
()
const
{
return
port_
;
}
int
AddressParser
::
family
()
const
{
return
family_
;
}
Address
::
Address
()
:
host_
(
""
)
,
port_
(
0
)
...
...
@@ -228,46 +299,49 @@ Address::family() const {
return
family_
;
}
void
Address
::
init
(
const
std
::
string
&
addr
)
{
unsigned
long
pos
=
addr
.
find
(
']'
);
unsigned
long
s_pos
=
addr
.
find
(
'['
);
if
(
pos
!=
std
::
string
::
npos
&&
s_pos
!=
std
::
string
::
npos
)
{
//IPv6 address
host_
=
addr
.
substr
(
s_pos
+
1
,
pos
-
1
);
family_
=
AF_INET6
;
try
{
in6_addr
addr6
;
inet_pton
(
AF_INET6
,
host_
.
c_str
(),
&
(
addr6
.
s6_addr16
));
}
catch
(
std
::
runtime_error
)
{
void
Address
::
init
(
const
std
::
string
&
addr
)
{
AddressParser
parser
(
addr
);
family_
=
parser
.
family
(
);
if
(
family_
==
AF_INET6
)
{
const
std
::
string
&
raw_host
=
parser
.
rawHost
(
);
assert
(
raw_host
.
size
()
>
2
)
;
host_
=
addr
.
substr
(
1
,
raw_host
.
size
()
-
2
);
if
(
!
IsIPv6HostName
(
host_
))
{
throw
std
::
invalid_argument
(
"Invalid IPv6 address"
);
}
pos
++
;
}
else
{
//IPv4 address
pos
=
addr
.
find
(
':'
);
if
(
pos
==
std
::
string
::
npos
)
throw
std
::
invalid_argument
(
"Invalid address"
);
host_
=
addr
.
substr
(
0
,
pos
);
family_
=
AF_INET
;
if
(
host_
==
"*"
)
{
}
else
if
(
family_
==
AF_INET
)
{
host_
=
parser
.
rawHost
();
if
(
host_
==
"*"
)
{
host_
=
"0.0.0.0"
;
}
try
{
in_addr
addr
;
inet_pton
(
AF_INET
,
host_
.
c_str
(),
&
(
addr
));
}
catch
(
std
::
runtime_error
)
{
else
if
(
host_
==
"localhost"
)
{
host_
=
"127.0.0.1"
;
}
if
(
!
IsIPv4HostName
(
host_
))
{
throw
std
::
invalid_argument
(
"Invalid IPv4 address"
);
}
}
char
*
end
;
const
std
::
string
portPart
=
addr
.
substr
(
pos
+
1
);
else
{
assert
(
false
);
}
const
std
::
string
&
portPart
=
parser
.
rawPort
();
if
(
portPart
.
empty
())
throw
std
::
invalid_argument
(
"Invalid port"
);
char
*
end
=
0
;
long
port
=
strtol
(
portPart
.
c_str
(),
&
end
,
10
);
if
(
*
end
!=
0
||
port
<
Port
::
min
()
||
port
>
Port
::
max
())
throw
std
::
invalid_argument
(
"Invalid port"
);
port_
=
static_cast
<
uint16_t
>
(
port
);
port_
=
Port
(
port
);
}
Error
::
Error
(
const
char
*
message
)
...
...
tests/headers_test.cc
View file @
153d9f0c
...
...
@@ -256,6 +256,10 @@ TEST(headers_test, host) {
ASSERT_EQ
(
host
.
host
(),
"www.w3.org"
);
ASSERT_EQ
(
host
.
port
(),
80
);
host
.
parse
(
"www.example.com:8080"
);
ASSERT_EQ
(
host
.
host
(),
"www.example.com"
);
ASSERT_EQ
(
host
.
port
(),
8080
);
host
.
parse
(
"localhost:8080"
);
ASSERT_EQ
(
host
.
host
(),
"localhost"
);
ASSERT_EQ
(
host
.
port
(),
8080
);
...
...
tests/net_test.cc
View file @
153d9f0c
...
...
@@ -90,9 +90,24 @@ TEST(net_test, invalid_address)
ASSERT_THROW
(
Address
(
"127.0.0.1:"
),
std
::
invalid_argument
);
ASSERT_THROW
(
Address
(
"127.0.0.1:-10"
),
std
::
invalid_argument
);
/* Due to an error in GLIBC these tests don't fail as expected, further research needed */
// ASSERT_THROW(Address("[GGGG:GGGG:GGGG:GGGG:GGGG:GGGG:GGGG:GGGG]:8080");, std::invalid_argument);
// ASSERT_THROW(Address("[::GGGG]:8080");, std::invalid_argument);
// ASSERT_THROW(Address("256.256.256.256:8080");, std::invalid_argument);
// ASSERT_THROW(Address("1.0.0.256:8080");, std::invalid_argument);
ASSERT_THROW
(
Address
(
"[GGGG:GGGG:GGGG:GGGG:GGGG:GGGG:GGGG:GGGG]:8080"
);,
std
::
invalid_argument
);
ASSERT_THROW
(
Address
(
"[::GGGG]:8080"
);,
std
::
invalid_argument
);
ASSERT_THROW
(
Address
(
"256.256.256.256:8080"
);,
std
::
invalid_argument
);
ASSERT_THROW
(
Address
(
"1.0.0.256:8080"
);,
std
::
invalid_argument
);
}
TEST
(
net_test
,
address_parser
)
{
AddressParser
ap1
(
"127.0.0.1:80"
);
ASSERT_EQ
(
ap1
.
rawHost
(),
"127.0.0.1"
);
ASSERT_EQ
(
ap1
.
rawPort
(),
"80"
);
ASSERT_EQ
(
ap1
.
family
(),
AF_INET
);
AddressParser
ap2
(
"[2001:0DB8:AABB:CCDD:EEFF:0011:2233:4455]:8080"
);
ASSERT_EQ
(
ap2
.
rawHost
(),
"[2001:0DB8:AABB:CCDD:EEFF:0011:2233:4455]"
);
ASSERT_EQ
(
ap2
.
rawPort
(),
"8080"
);
ASSERT_EQ
(
ap2
.
family
(),
AF_INET6
);
ASSERT_THROW
(
AddressParser
(
"127.0.0.1:"
);,
std
::
invalid_argument
);
ASSERT_THROW
(
AddressParser
(
"[::]:"
);,
std
::
invalid_argument
);
}
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