Open-ILS/src/c-apps/oils_auth.c

   1 #include "opensrf/osrf_app_session.h"
   2 #include "opensrf/osrf_application.h"
   3 #include "objson/object.h"
   4 #include "opensrf/log.h"
   5 #include "oils_utils.h"
   6 #include "oils_constants.h"
   7
   8 #define OILS_AUTH_CACHE_PRFX "oils_auth_"
   9
  10 #define MODULENAME "open-ils.auth"
  11
  12 int osrfAppInitialize();
  13 int osrfAppChildInit();
  14 int osrfMathRun( osrfMethodContext* );
  15
  16
  17 int osrfAppInitialize() {
  18
  19         osrfAppRegisterMethod(
  20                 MODULENAME,
  21                 "open-ils.auth.authenticate.init",
  22                 "oilsAuthInit",
  23                 "Start the authentication process and returns the intermediate authentication seed"
  24                 " PARAMS( username )", 1, 0 );
  25
  26         osrfAppRegisterMethod(
  27                 MODULENAME,
  28                 "open-ils.auth.authenticate.complete",
  29                 "oilsAuthComplete",
  30                 "Completes the authentication process and returns the auth token "
  31                 "PARAMS(username, md5sum( seed + password ) )", 2, 0 );
  32
  33         osrfAppRegisterMethod(
  34                 MODULENAME,
  35                 "open-ils.auth.session.retrieve",
  36                 "oilsAuthSessionRetrieve",
  37                 "Returns the user object (password blanked) for the given login session "
  38                 "PARAMS( authToken )", 1, 0 );
  39
  40         osrfAppRegisterMethod(
  41                 MODULENAME,
  42                 "open-ils.auth.session.delete",
  43                 "oilsAuthSessionDelete",
  44                 "Destroys the given login session "
  45                 "PARAMS( authToken )",  1, 0 );
  46
  47         return 0;
  48 }
  49
  50 int osrfAppChildInit() {
  51         return 0;
  52 }
  53
  54 int oilsAuthInit( osrfMethodContext* ctx ) {
  55         OSRF_METHOD_VERIFY_CONTEXT(ctx);
  56
  57         jsonObject* resp;
  58         char* username = NULL;
  59         char* seed = NULL;
  60         char* md5seed = NULL;
  61         char* key = NULL;
  62
  63         if( (username = jsonObjectGetString(jsonObjectGetIndex(ctx->params, 0))) ) {
  64
  65                 seed = va_list_to_string( "%d.%d.%s", time(NULL), getpid(), username );
  66                 key = va_list_to_string( "%s%s", OILS_AUTH_CACHE_PRFX, username );
  67
  68                 md5seed = md5sum(seed);
  69                 osrfCachePutString( key, md5seed, 30 );
  70
  71                 osrfLogDebug( "oilsAuthInit(): has seed %s and key %s", md5seed, key );
  72
  73                 resp = jsonNewObject(md5seed);
  74                 osrfAppRespondComplete( ctx, resp );
  75
  76                 jsonObjectFree(resp);
  77                 free(seed);
  78                 free(md5seed);
  79                 free(key);
  80                 return 0;
  81         }
  82
  83         return -1;
  84 }
  85
  86
  87 int oilsAuthComplete( osrfMethodContext* ctx ) {
  88         OSRF_METHOD_VERIFY_CONTEXT(ctx);
  89
  90         char* uname = jsonObjectGetString(jsonObjectGetIndex(ctx->params, 0));
  91         char* password = jsonObjectGetString(jsonObjectGetIndex(ctx->params, 1));
  92         char* storageMethod = "open-ils.storage.direct.actor.user.search.usrname.atomic";
  93         osrfMessage* omsg = NULL;
  94
  95         if( uname && password ) {
  96
  97                 jsonObject* response = jsonParseString("{\"ilsevent\":0}");
  98
  99                 /* grab the user object from storage */
 100                 osrfLogDebug( "oilsAuth calling method %s with username %s", storageMethod, uname );
 101
 102                 osrfAppSession* session = osrfAppSessionClientInit( "open-ils.storage" ); /**/
 103                 //jsonObject* params = jsonNewObject(uname); /**/
 104                 jsonObject* params = jsonParseString("[\"%s\"]", uname);
 105                 int reqid = osrfAppSessionMakeRequest( session, params, storageMethod, 1, NULL );
 106                 jsonObjectFree(params);
 107                 osrfLogInternal("oilsAuth waiting from response from storage...");
 108                 omsg = osrfAppSessionRequestRecv( session, reqid, 60 ); /**/
 109                 osrfLogInternal("oilsAuth storage request returned");
 110
 111                 if(!omsg) {
 112                         osrfAppSessionFree(session);
 113                         return osrfAppRequestRespondException( ctx->session, ctx->request,
 114                                 "No response from storage server for method %s", storageMethod );
 115                 }
 116
 117                 jsonObject* userObj = osrfMessageGetResult(omsg);
 118
 119                 char* _j = jsonObjectToJSON(userObj);
 120                 osrfLogDebug( "Auth received user object from storage: %s", _j );
 121                 free(_j);
 122
 123                 /* the method is atomic, grab the first user we receive */
 124                 if( userObj ) userObj = jsonObjectGetIndex(userObj, 0);
 125
 126                 if(!userObj) { /* XXX needs to be a 'friendly' exception */
 127                         osrfMessageFree(omsg);
 128                         osrfAppSessionFree(session);
 129                         jsonObjectSetKey(response, OILS_ILS_EVENT,
 130                                                 jsonNewNumberObject(OILS_ILS_EVENT_AUTH_FAILED));
 131                         osrfAppRespondComplete( ctx, response );
 132                         jsonObjectFree(response);
 133                         return 0;
 134
 135                         /*
 136                         return osrfAppRequestRespondException( ctx->session,
 137                                         ctx->request, "User %s not found in the database", uname );
 138                                         */
 139                 }
 140
 141                 char* realPassword = oilsFMGetString( userObj, "passwd" ); /**/
 142                 char* seed = osrfCacheGetString( "%s%s", OILS_AUTH_CACHE_PRFX, uname ); /**/
 143
 144                 if(!seed) {
 145                         osrfMessageFree(omsg);
 146                         osrfAppSessionFree(session);
 147                         return osrfAppRequestRespondException( ctx->session,
 148                                 ctx->request, "No authentication seed found. "
 149                                 "open-ils.auth.authenticate.init must be called first");
 150                 }
 151
 152                 osrfLogDebug( "oilsAuth retrieved seed from cache: %s", seed );
 153                 char* maskedPw = md5sum( "%s%s", seed, realPassword );
 154                 if(!maskedPw) return -1;
 155                 osrfLogDebug( "oilsAuth generated masked password %s. "
 156                                 "Testing against provided password %s", maskedPw, password );
 157
 158
 159                 if( !strcmp( maskedPw, password ) ) {
 160
 161                         osrfLogActivity( "User %s successfully logged in", uname );
 162
 163                         char* string = va_list_to_string( "%d.%d.%s", getpid(), time(NULL), uname ); /**/
 164                         char* authToken = md5sum(string); /**/
 165                         char* authKey = va_list_to_string( "%s%s", OILS_AUTH_CACHE_PRFX, authToken ); /**/
 166
 167                         osrfLogInternal("oilsAuthComplete(): Setting fieldmapper string on the user object");
 168                         oilsFMSetString( userObj, "passwd", "" );
 169                         osrfCachePutObject( authKey, userObj, 28800 ); /* XXX config value */
 170                         osrfLogInternal("oilsAuthComplete(): Placed user object into cache");
 171                 //      response = jsonNewObject( authToken );
 172                         jsonObjectSetKey( response, "authtoken", jsonNewObject(authToken) );
 173                         free(string); free(authToken); free(authKey);
 174
 175                 } else {
 176
 177                         jsonObjectSetKey(response, OILS_ILS_EVENT,
 178                                                 jsonNewNumberObject(OILS_ILS_EVENT_AUTH_FAILED));
 179                         osrfLogInfo( "Login failed for for %s", uname );
 180                 }
 181
 182                 osrfLogInternal("oilsAuthComplete responding to client");
 183                 osrfAppRespondComplete( ctx, response );
 184                 jsonObjectFree(response);
 185                 osrfMessageFree(omsg);
 186                 osrfAppSessionFree(session);
 187
 188         } else {
 189                 return osrfAppRequestRespondException( ctx->session, ctx->request,
 190                         "username and password required for method: %s", ctx->method->name );
 191         }
 192
 193         return 0;
 194
 195 }
 196
 197 int oilsAuthSessionRetrieve( osrfMethodContext* ctx ) {
 198         OSRF_METHOD_VERIFY_CONTEXT(ctx);
 199
 200         char* authToken = jsonObjectGetString( jsonObjectGetIndex(ctx->params, 0));
 201         jsonObject* userObj = NULL;
 202
 203         if( authToken ){
 204                 char* key = va_list_to_string("%s%s", OILS_AUTH_CACHE_PRFX, authToken ); /**/
 205                 userObj = osrfCacheGetObject( key ); /**/
 206                 free(key);
 207         }
 208
 209         osrfAppRespondComplete( ctx, userObj );
 210         jsonObjectFree(userObj);
 211         return 0;
 212 }
 213
 214 int oilsAuthSessionDelete( osrfMethodContext* ctx ) {
 215         OSRF_METHOD_VERIFY_CONTEXT(ctx);
 216
 217         char* authToken = jsonObjectGetString( jsonObjectGetIndex(ctx->params, 0) );
 218         jsonObject* resp = NULL;
 219
 220         if( authToken ) {
 221                 char* key = va_list_to_string("%s%s", OILS_AUTH_CACHE_PRFX, authToken ); /**/
 222                 osrfCacheRemove(key);
 223                 resp = jsonNewObject(authToken); /**/
 224                 free(key);
 225         }
 226
 227         osrfAppRespondComplete( ctx, resp );
 228         jsonObjectFree(resp);
 229         return 0;
 230 }
 231
 232
 233