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authorMichael Krelin <hacker@klever.net>2007-01-15 00:09:35 (UTC)
committer Michael Krelin <hacker@klever.net>2007-01-15 00:09:35 (UTC)
commit6c7a4fbf0c0e68a500a6b5834a1f3877b160bf77 (patch) (unidiff)
treeba6fa2874ab75f16cd588cc1a0729f6f78b18b93 /lib
parent4cfc41760dea44228b590fa9682b19f8a2e38ec2 (diff)
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--disable-ssl-verify-{host,peer} options added
Diffstat (limited to 'lib') (more/less context) (ignore whitespace changes)
-rw-r--r--lib/consumer.cc6
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/consumer.cc b/lib/consumer.cc
index 331b1e9..dc49405 100644
--- a/lib/consumer.cc
+++ b/lib/consumer.cc
@@ -1,104 +1,110 @@
1#include <algorithm> 1#include <algorithm>
2#include <cassert> 2#include <cassert>
3#include <opkele/util.h> 3#include <opkele/util.h>
4#include <opkele/exception.h> 4#include <opkele/exception.h>
5#include <opkele/data.h> 5#include <opkele/data.h>
6#include <opkele/consumer.h> 6#include <opkele/consumer.h>
7#include <openssl/sha.h> 7#include <openssl/sha.h>
8#include <openssl/hmac.h> 8#include <openssl/hmac.h>
9#include <curl/curl.h> 9#include <curl/curl.h>
10#include <pcre++.h> 10#include <pcre++.h>
11 11
12#include <iostream> 12#include <iostream>
13 13
14#include "config.h" 14#include "config.h"
15 15
16namespace opkele { 16namespace opkele {
17 using namespace std; 17 using namespace std;
18 18
19 class curl_t { 19 class curl_t {
20 public: 20 public:
21 CURL *_c; 21 CURL *_c;
22 22
23 curl_t() : _c(0) { } 23 curl_t() : _c(0) { }
24 curl_t(CURL *c) : _c(c) { } 24 curl_t(CURL *c) : _c(c) { }
25 ~curl_t() throw() { if(_c) curl_easy_cleanup(_c); } 25 ~curl_t() throw() { if(_c) curl_easy_cleanup(_c); }
26 26
27 curl_t& operator=(CURL *c) { if(_c) curl_easy_cleanup(_c); _c=c; return *this; } 27 curl_t& operator=(CURL *c) { if(_c) curl_easy_cleanup(_c); _c=c; return *this; }
28 28
29 operator const CURL*(void) const { return _c; } 29 operator const CURL*(void) const { return _c; }
30 operator CURL*(void) { return _c; } 30 operator CURL*(void) { return _c; }
31 }; 31 };
32 32
33 static CURLcode curl_misc_sets(CURL* c) { 33 static CURLcode curl_misc_sets(CURL* c) {
34 CURLcode r; 34 CURLcode r;
35 (r=curl_easy_setopt(c,CURLOPT_FOLLOWLOCATION,1)) 35 (r=curl_easy_setopt(c,CURLOPT_FOLLOWLOCATION,1))
36 || (r=curl_easy_setopt(c,CURLOPT_MAXREDIRS,5)) 36 || (r=curl_easy_setopt(c,CURLOPT_MAXREDIRS,5))
37 || (r=curl_easy_setopt(c,CURLOPT_DNS_CACHE_TIMEOUT,120)) 37 || (r=curl_easy_setopt(c,CURLOPT_DNS_CACHE_TIMEOUT,120))
38 || (r=curl_easy_setopt(c,CURLOPT_DNS_USE_GLOBAL_CACHE,1)) 38 || (r=curl_easy_setopt(c,CURLOPT_DNS_USE_GLOBAL_CACHE,1))
39 || (r=curl_easy_setopt(c,CURLOPT_USERAGENT,PACKAGE_NAME"/"PACKAGE_VERSION)) 39 || (r=curl_easy_setopt(c,CURLOPT_USERAGENT,PACKAGE_NAME"/"PACKAGE_VERSION))
40 || (r=curl_easy_setopt(c,CURLOPT_TIMEOUT,20)) 40 || (r=curl_easy_setopt(c,CURLOPT_TIMEOUT,20))
41 #ifdefDISABLE_CURL_SSL_VERIFYHOST
42 || (r=curl_easy_setopt(c,CURLOPT_SSL_VERIFYHOST,0))
43#endif
44 #ifdefDISABLE_CURL_SSL_VERYPEER
45 || (r=curl_easy_setopt(c,CURLOPT_SSL_VERIFYPEER,0))
46#endif
41 ; 47 ;
42 return r; 48 return r;
43 } 49 }
44 50
45 static size_t _curl_tostring(void *ptr,size_t size,size_t nmemb,void *stream) { 51 static size_t _curl_tostring(void *ptr,size_t size,size_t nmemb,void *stream) {
46 string *str = (string*)stream; 52 string *str = (string*)stream;
47 size_t bytes = size*nmemb; 53 size_t bytes = size*nmemb;
48 size_t get = min(16384-str->length(),bytes); 54 size_t get = min(16384-str->length(),bytes);
49 str->append((const char*)ptr,get); 55 str->append((const char*)ptr,get);
50 return get; 56 return get;
51 } 57 }
52 58
53 assoc_t consumer_t::associate(const string& server) { 59 assoc_t consumer_t::associate(const string& server) {
54 util::dh_t dh = DH_new(); 60 util::dh_t dh = DH_new();
55 if(!dh) 61 if(!dh)
56 throw exception_openssl(OPKELE_CP_ "failed to DH_new()"); 62 throw exception_openssl(OPKELE_CP_ "failed to DH_new()");
57 dh->p = util::dec_to_bignum(data::_default_p); 63 dh->p = util::dec_to_bignum(data::_default_p);
58 dh->g = util::dec_to_bignum(data::_default_g); 64 dh->g = util::dec_to_bignum(data::_default_g);
59 if(!DH_generate_key(dh)) 65 if(!DH_generate_key(dh))
60 throw exception_openssl(OPKELE_CP_ "failed to DH_generate_key()"); 66 throw exception_openssl(OPKELE_CP_ "failed to DH_generate_key()");
61 string request = 67 string request =
62 "openid.mode=associate" 68 "openid.mode=associate"
63 "&openid.assoc_type=HMAC-SHA1" 69 "&openid.assoc_type=HMAC-SHA1"
64 "&openid.session_type=DH-SHA1" 70 "&openid.session_type=DH-SHA1"
65 "&openid.dh_consumer_public="; 71 "&openid.dh_consumer_public=";
66 request += util::url_encode(util::bignum_to_base64(dh->pub_key)); 72 request += util::url_encode(util::bignum_to_base64(dh->pub_key));
67 curl_t curl = curl_easy_init(); 73 curl_t curl = curl_easy_init();
68 if(!curl) 74 if(!curl)
69 throw exception_curl(OPKELE_CP_ "failed to curl_easy_init()"); 75 throw exception_curl(OPKELE_CP_ "failed to curl_easy_init()");
70 string response; 76 string response;
71 CURLcode r; 77 CURLcode r;
72 (r=curl_misc_sets(curl)) 78 (r=curl_misc_sets(curl))
73 || (r=curl_easy_setopt(curl,CURLOPT_URL,server.c_str())) 79 || (r=curl_easy_setopt(curl,CURLOPT_URL,server.c_str()))
74 || (r=curl_easy_setopt(curl,CURLOPT_POST,1)) 80 || (r=curl_easy_setopt(curl,CURLOPT_POST,1))
75 || (r=curl_easy_setopt(curl,CURLOPT_POSTFIELDS,request.data())) 81 || (r=curl_easy_setopt(curl,CURLOPT_POSTFIELDS,request.data()))
76 || (r=curl_easy_setopt(curl,CURLOPT_POSTFIELDSIZE,request.length())) 82 || (r=curl_easy_setopt(curl,CURLOPT_POSTFIELDSIZE,request.length()))
77 || (r=curl_easy_setopt(curl,CURLOPT_WRITEFUNCTION,_curl_tostring)) 83 || (r=curl_easy_setopt(curl,CURLOPT_WRITEFUNCTION,_curl_tostring))
78 || (r=curl_easy_setopt(curl,CURLOPT_WRITEDATA,&response)) 84 || (r=curl_easy_setopt(curl,CURLOPT_WRITEDATA,&response))
79 ; 85 ;
80 if(r) 86 if(r)
81 throw exception_curl(OPKELE_CP_ "failed to curl_easy_setopt()",r); 87 throw exception_curl(OPKELE_CP_ "failed to curl_easy_setopt()",r);
82 if(r=curl_easy_perform(curl)) 88 if(r=curl_easy_perform(curl))
83 throw exception_curl(OPKELE_CP_ "failed to curl_easy_perform()",r); 89 throw exception_curl(OPKELE_CP_ "failed to curl_easy_perform()",r);
84 params_t p; p.parse_keyvalues(response); 90 params_t p; p.parse_keyvalues(response);
85 if(p.has_param("assoc_type") && p.get_param("assoc_type")!="HMAC-SHA1") 91 if(p.has_param("assoc_type") && p.get_param("assoc_type")!="HMAC-SHA1")
86 throw bad_input(OPKELE_CP_ "unsupported assoc_type"); 92 throw bad_input(OPKELE_CP_ "unsupported assoc_type");
87 string st; 93 string st;
88 if(p.has_param("session_type")) st = p.get_param("session_type"); 94 if(p.has_param("session_type")) st = p.get_param("session_type");
89 if((!st.empty()) && st!="DH-SHA1") 95 if((!st.empty()) && st!="DH-SHA1")
90 throw bad_input(OPKELE_CP_ "unsupported session_type"); 96 throw bad_input(OPKELE_CP_ "unsupported session_type");
91 secret_t secret; 97 secret_t secret;
92 if(st.empty()) { 98 if(st.empty()) {
93 secret.from_base64(p.get_param("mac_key")); 99 secret.from_base64(p.get_param("mac_key"));
94 }else{ 100 }else{
95 util::bignum_t s_pub = util::base64_to_bignum(p.get_param("dh_server_public")); 101 util::bignum_t s_pub = util::base64_to_bignum(p.get_param("dh_server_public"));
96 vector<unsigned char> ck(DH_size(dh)); 102 vector<unsigned char> ck(DH_size(dh));
97 int cklen = DH_compute_key(&(ck.front()),s_pub,dh); 103 int cklen = DH_compute_key(&(ck.front()),s_pub,dh);
98 if(cklen<0) 104 if(cklen<0)
99 throw exception_openssl(OPKELE_CP_ "failed to DH_compute_key()"); 105 throw exception_openssl(OPKELE_CP_ "failed to DH_compute_key()");
100 ck.resize(cklen); 106 ck.resize(cklen);
101 // OpenID algorithm requires extra zero in case of set bit here 107 // OpenID algorithm requires extra zero in case of set bit here
102 if(ck[0]&0x80) ck.insert(ck.begin(),1,0); 108 if(ck[0]&0x80) ck.insert(ck.begin(),1,0);
103 unsigned char key_sha1[SHA_DIGEST_LENGTH]; 109 unsigned char key_sha1[SHA_DIGEST_LENGTH];
104 SHA1(&(ck.front()),ck.size(),key_sha1); 110 SHA1(&(ck.front()),ck.size(),key_sha1);