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-rw-r--r--lib/Makefile.am3
-rw-r--r--lib/consumer.cc16
-rw-r--r--lib/extension.cc15
-rw-r--r--lib/server.cc14
4 files changed, 35 insertions, 13 deletions
diff --git a/lib/Makefile.am b/lib/Makefile.am
index 6f3f9f3..69c749e 100644
--- a/lib/Makefile.am
+++ b/lib/Makefile.am
@@ -12,13 +12,14 @@ LDADD = \
${PCREPP_LIBS} \
${MIMETIC_LIBS} \
${OPENSSL_LIBS} \
${KONFORKA_LIBS}
libopkele_la_SOURCES = \
params.cc \
util.cc \
server.cc \
secret.cc \
data.cc \
consumer.cc \
- exception.cc
+ exception.cc \
+ extension.cc
diff --git a/lib/consumer.cc b/lib/consumer.cc
index bb6358c..10c2fa0 100644
--- a/lib/consumer.cc
+++ b/lib/consumer.cc
@@ -114,81 +114,84 @@ namespace opkele {
secret.enxor_from_base64(key_sha1,p.get_param("enc_mac_key"));
}
int expires_in = 0;
if(p.has_param("expires_in")) {
expires_in = util::string_to_long(p.get_param("expires_in"));
}else if(p.has_param("issued") && p.has_param("expiry")) {
expires_in = util::w3c_to_time(p.get_param("expiry"))-util::w3c_to_time(p.get_param("issued"));
}else
throw bad_input(OPKELE_CP_ "no expiration information");
return store_assoc(server,p.get_param("assoc_handle"),secret,expires_in);
}
- string consumer_t::checkid_immediate(const string& identity,const string& return_to,const string& trust_root) {
- return checkid_(mode_checkid_immediate,identity,return_to,trust_root);
+ string consumer_t::checkid_immediate(const string& identity,const string& return_to,const string& trust_root,extension_t *ext) {
+ return checkid_(mode_checkid_immediate,identity,return_to,trust_root,ext);
}
- string consumer_t::checkid_setup(const string& identity,const string& return_to,const string& trust_root) {
- return checkid_(mode_checkid_setup,identity,return_to,trust_root);
+ string consumer_t::checkid_setup(const string& identity,const string& return_to,const string& trust_root,extension_t *ext) {
+ return checkid_(mode_checkid_setup,identity,return_to,trust_root,ext);
}
- string consumer_t::checkid_(mode_t mode,const string& identity,const string& return_to,const string& trust_root) {
+ string consumer_t::checkid_(mode_t mode,const string& identity,const string& return_to,const string& trust_root,extension_t *ext) {
params_t p;
if(mode==mode_checkid_immediate)
p["mode"]="checkid_immediate";
else if(mode==mode_checkid_setup)
p["mode"]="checkid_setup";
else
throw bad_input(OPKELE_CP_ "unknown checkid_* mode");
string iurl = canonicalize(identity);
string server, delegate;
retrieve_links(iurl,server,delegate);
p["identity"] = delegate.empty()?iurl:delegate;
if(!trust_root.empty())
p["trust_root"] = trust_root;
p["return_to"] = return_to;
try {
try {
string ah = find_assoc(server)->handle();
p["assoc_handle"] = ah;
}catch(failed_lookup& fl) {
string ah = associate(server)->handle();
p["assoc_handle"] = ah;
}
}catch(exception& e) { }
+ if(ext) ext->checkid_hook(p,identity);
return p.append_query(server);
}
- void consumer_t::id_res(const params_t& pin,const string& identity) {
+ void consumer_t::id_res(const params_t& pin,const string& identity,extension_t *ext) {
if(pin.has_param("openid.user_setup_url"))
throw id_res_setup(OPKELE_CP_ "assertion failed, setup url provided",pin.get_param("openid.user_setup_url"));
string server,delegate;
retrieve_links(identity.empty()?pin.get_param("openid.identity"):canonicalize(identity),server,delegate);
+ params_t ps;
try {
assoc_t assoc = retrieve_assoc(server,pin.get_param("openid.assoc_handle"));
const string& sigenc = pin.get_param("openid.sig");
mimetic::Base64::Decoder b;
vector<unsigned char> sig;
mimetic::decode(
sigenc.begin(),sigenc.end(), b,
back_insert_iterator<vector<unsigned char> >(sig) );
const string& slist = pin.get_param("openid.signed");
string kv;
string::size_type p = 0;
while(true) {
string::size_type co = slist.find(',',p);
string f = (co==string::npos)?slist.substr(p):slist.substr(p,co-p);
kv += f;
kv += ':';
f.insert(0,"openid.");
kv += pin.get_param(f);
kv += '\n';
+ if(ext) ps[f.substr(sizeof("openid."))] = pin.get_param(f);
if(co==string::npos)
break;
p = co+1;
}
secret_t secret = assoc->secret();
unsigned int md_len = 0;
unsigned char *md = HMAC(
EVP_sha1(),
&(secret.front()),secret.size(),
(const unsigned char *)kv.data(),kv.length(),
0,&md_len);
if(sig.size()!=md_len || memcmp(&(sig.front()),md,md_len))
@@ -210,24 +213,25 @@ namespace opkele {
p["openid.sig"] = pin.get_param("openid.sig");
p["openid.signed"] = pin.get_param("openid.signed");
try {
string ih = pin.get_param("openid.invalidate_handle");
p["openid.invalidate_handle"] = ih;
}catch(failed_lookup& fl) { }
try {
check_authentication(server,p);
}catch(failed_check_authentication& fca) {
throw id_res_failed(OPKELE_CP_ "failed to check_authentication()");
}
}
+ if(ext) ext->id_res_hook(pin,ps,identity);
}
void consumer_t::check_authentication(const string& server,const params_t& p) {
string request = "openid.mode=check_authentication";
for(params_t::const_iterator i=p.begin();i!=p.end();++i) {
if(i->first!="openid.mode") {
request += '&';
request += i->first;
request += '=';
request += util::url_encode(i->second);
}
}
diff --git a/lib/extension.cc b/lib/extension.cc
new file mode 100644
index 0000000..bd2195d
--- a/dev/null
+++ b/lib/extension.cc
@@ -0,0 +1,15 @@
+#include <opkele/exception.h>
+#include <opkele/extension.h>
+
+namespace opkele {
+
+ void extension_t::checkid_hook(params_t& p,const string& identity) {
+ throw not_implemented(OPKELE_CP_ "Consumer checkid_hook not implemented");
+ }
+ void id_res_hook(const params_t& p,const params_t& sp,const string& identity) {
+ throw not_implemented(OPKELE_CP_ "Consumer id_res_hook not implemented");
+ }
+ void checkid_hook(const params_t& pin,params_t& pout) {
+ throw not_implemented(OPKELE_CP_ "Server checkid_hook not implemented");
+ }
+}
diff --git a/lib/server.cc b/lib/server.cc
index 5eee1f3..8c29abb 100644
--- a/lib/server.cc
+++ b/lib/server.cc
@@ -58,33 +58,33 @@ namespace opkele {
switch(st) {
case sess_dh_sha1:
pout["session_type"] = "DH-SHA1";
pout["dh_server_public"] = util::bignum_to_base64(dh->pub_key);
secret.enxor_to_base64(key_sha1,pout["enc_mac_key"]);
break;
default:
secret.to_base64(pout["mac_key"]);
break;
}
}
- void server_t::checkid_immediate(const params_t& pin,string& return_to,params_t& pout) {
- checkid_(mode_checkid_immediate,pin,return_to,pout);
+ void server_t::checkid_immediate(const params_t& pin,string& return_to,params_t& pout,extension_t *ext) {
+ checkid_(mode_checkid_immediate,pin,return_to,pout,ext);
}
- void server_t::checkid_setup(const params_t& pin,string& return_to,params_t& pout) {
- checkid_(mode_checkid_setup,pin,return_to,pout);
+ void server_t::checkid_setup(const params_t& pin,string& return_to,params_t& pout,extension_t *ext) {
+ checkid_(mode_checkid_setup,pin,return_to,pout,ext);
}
- void server_t::checkid_(mode_t mode,const params_t& pin,string& return_to,params_t& pout) {
+ void server_t::checkid_(mode_t mode,const params_t& pin,string& return_to,params_t& pout,extension_t *ext) {
if(mode!=mode_checkid_immediate && mode!=mode_checkid_setup)
throw bad_input(OPKELE_CP_ "invalid checkid_* mode");
pout.clear();
assoc_t assoc;
try {
assoc = retrieve_assoc(pin.get_param("openid.assoc_handle"));
}catch(failed_lookup& fl) {
// no handle specified or no valid handle found, going dumb
assoc = alloc_assoc(mode_checkid_setup);
if(pin.has_param("openid.assoc_handle"))
pout["invalidate_handle"]=pin.get_param("openid.assoc_handle");
}
@@ -97,25 +97,27 @@ namespace opkele {
validate(*assoc,pin,identity,trust_root);
pout["mode"] = "id_res";
pout["assoc_handle"] = assoc->handle();
if(pin.has_param("openid.assoc_handle") && assoc->stateless())
pout["invalidate_handle"] = pin.get_param("openid.assoc_handle");
pout["identity"] = identity;
pout["return_to"] = return_to;
/* TODO: eventually remove deprecated stuff */
time_t now = time(0);
pout["issued"] = util::time_to_w3c(now);
pout["valid_to"] = util::time_to_w3c(now+120);
pout["exipres_in"] = "120";
- pout.sign(assoc->secret(),pout["sig"],pout["signed"]="mode,identity,return_to");
+ pout["signed"]="mode,identity,return_to";
+ if(ext) ext->checkid_hook(pin,pout);
+ pout.sign(assoc->secret(),pout["sig"],pout["signed"]);
}
void server_t::check_authentication(const params_t& pin,params_t& pout) {
vector<unsigned char> sig;
mimetic::Base64::Decoder b;
const string& sigenc = pin.get_param("openid.sig");
mimetic::decode(
sigenc.begin(),sigenc.end(), b,
back_insert_iterator<vector<unsigned char> >(sig));
assoc_t assoc;
try {
assoc = retrieve_assoc(pin.get_param("openid.assoc_handle"));