Source File modules/ud/ud_process_stream.c

    1    | /***************************************
    2    |   $Revision: 1.29 $
    3    |
    4    |   Functions to process data stream( file, network socket, etc.)
    5    |
    6    |   Status: NOT REVUED, NOT TESTED
    7    |
    8    |  Author(s):       Chris Ottrey, Andrei Robachevsky
    9    |
    10   |   ******************/ /******************
    11   |   Modification History:
    12   |         andrei (17/01/2000) Created.
    13   |   ******************/ /******************
    14   |   Copyright (c) 2000                              RIPE NCC
    15   |
    16   |   All Rights Reserved
    17   |
    18   |   Permission to use, copy, modify, and distribute this software and its
    19   |   documentation for any purpose and without fee is hereby granted,
    20   |   provided that the above copyright notice appear in all copies and that
    21   |   both that copyright notice and this permission notice appear in
    22   |   supporting documentation, and that the name of the author not be
    23   |   used in advertising or publicity pertaining to distribution of the
    24   |   software without specific, written prior permission.
    25   |
    26   |   THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
    27   |   ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS; IN NO EVENT SHALL
    28   |   AUTHOR BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY
    29   |   DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
    30   |   AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
    31   |   OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
    32   |  ***************************************/
    33   | #include <sys/types.h>
    34   | #include <sys/socket.h>
    35   | #include <netdb.h>
    36   | #include <arpa/inet.h>
    37   | #include <unistd.h>
    38   | #include <sys/stat.h>
    39   | #include <fcntl.h>
    40   | #include <string.h>
    41   | #include "constants.h"
    42   | #include "query_command.h"
    43   | #include "ud.h"
    44   | #include "ud_int.h"
    45   |
    46   | typedef enum _Line_Type_t {
    47   |  LINE_ATTRIBUTE,
    48   |  LINE_COMMENT,
    49   |  LINE_EMPTY,
    50   |  LINE_EOF,
    51   |  LINE_ADD,
    52   |  LINE_UPD,
    53   |  LINE_DEL,
    54   |  LINE_OVERRIDE_ADD,
    55   |  LINE_OVERRIDE_UPD,
    56   |  LINE_OVERRIDE_DEL,
    57   |  LINE_PLUS
    58   | } Line_Type_t;
    59   |
    60   | /* Maximum number of objects(serials) we can consume at a time */
    61   | #define SBUNCH 1000
    62   |
    63   | static int report_transaction(Transaction_t *tr, Log_t *log, char *obj_name, char *reason);
    64   | static int process_nrtm(UD_stream_t *ud_stream, Transaction_t *tr, char *object_name, int operation);
    65   | static int process_updates(UD_stream_t *ud_stream, Transaction_t *tr, char *object_name, int operation);
    66   | static int process_transaction(UD_stream_t *ud_stream,Object_t *obj,char *object_name,nic_handle_t *nh, int operation);
    67   |
    68   | /* Delimiters that separate list members, both RPS(,) and legacy( ) */
    69   | #define ATTR_DELIMITERS " ,"
    70   |
    71   | static GSList *split_attribute(GSList *attr_list, A_Type_t attr_type, char *attr_value){
    72   | char *token;
    73   | char *split;
    74   | char *value, *n;
    75   | Attribute_t *attr_split;
    76   | GSList *the_list = attr_list;
    77   |
    78   |   /* check for end-of-line comments */
    79   |   n = index(attr_value, '#');
    80   |       /* if there is no comment check for trailing \n */
    81   |   if(n == NULL) n = index(attr_value, '\n');
    82   |   /* now copy the clean value into the attribute */
    83   |   if(n == NULL) value = g_strdup(attr_value);
    84   |   else  value = g_strndup(attr_value, (n - attr_value));
    85   |
    86   |   token=value;
    87   |   while((split=strsep(&token, ATTR_DELIMITERS))){
    88   |      attr_split = attribute_new1(attr_type, split);
    89   |      if (attr_split) the_list = g_slist_append(the_list, attr_split);
    90   |   }
    91   |   free(value);
    92   |  return(the_list);
    93   | }
    94   |
    95   | /************************************************************
    96   | *                                                           *
    97   | * The function to reorder attributes in the List            *
    98   | * nic-hdl and mnt-by should come first                      *
    99   | *                                                           *
    100  | * should return 0 if they are equal, a negative value if    *
    101  | * the first element comes before the second, or a positive  *
    102  | * value if the first element comes after the second         *
    103  | *                                                           *
    104  | ************************************************************/
    105  | static gint reorder_attributes(const void *element1, const void *element2)
    106  | {
    107  | Attribute_t *attr1 = (Attribute_t *)element1;
    108  | Attribute_t *attr2 = (Attribute_t *)element2;
    109  | gint order = -1;
    110  |
    111  |   if(attr2->type == A_MB) order= 1;
    112  |   if(attr1->type == A_MB) order= -1;
    113  |   if(attr2->type == A_NH) order= 1;
    114  |   if(attr1->type == A_NH) order= -1;
    115  |
    116  |   return(order);
    117  |
    118  | }
    119  |
    120  | /* XXX */
    121  | static void each_attribute_print(void *element_data, void *tr_ptr)
    122  | {
    123  |
    124  | Attribute_t *attr = (Attribute_t *)element_data;
    125  |
    126  |  fprintf(stderr, "[%d|%s]\n", attr->type, attr->value);
    127  |
    128  | }
    129  |
    130  | /* XXX */
    131  | static void print_object(Object_t *obj)
    132  | {
    133  |   g_slist_foreach(obj->attributes, each_attribute_print, NULL);
    134  |   fprintf(stderr, ">>>>>\n%s\n", obj->object->str);
    135  | }
    136  |
    137  |
    138  | /******************************************************************
    139  | * GString *escape_apostrophes()                                   *
    140  | * Escapes apostrophes in the text so they do not confuse printf   *
    141  | * functions and don't corrupt SQL queries                         *
    142  | *                                                                 *
    143  | * *****************************************************************/
    144  | GString *escape_apostrophes(GString *text) {
    145  |   int i;
    146  |   for (i=0; i < text->len; i++) {
    147  |     if ((text->str[i] == '\'') || (text->str[i] == '\\')) {
    148  |       text = g_string_insert_c(text, i, '\\');
    149  |       i++;
    150  |     }
    151  |   }
    152  |  return(text);
    153  | } /* escape_apostrophes() */
    154  |
    155  |
    156  | /******************************************************************
    157  | * Line_Type_t line_type(e)                                        *
    158  | * Determines the line type analysing the first letters            *
    159  | *                                                                 *
    160  | * ****************************************************************/
    161  | static Line_Type_t line_type(const char *line) {
    162  |   Line_Type_t result = -1;
    163  |
    164  |   if (strncmp(line, "# EOF", 4) == 0) {
    165  |     result = LINE_EOF;
    166  |   }
    167  |   else if (strncmp(line, "#", 1) == 0) {
    168  |     result = LINE_COMMENT;
    169  |   }
    170  |   else if (strcmp(line, "\n") == 0) {
    171  |     result = LINE_EMPTY;
    172  |   }
    173  |   else if (strcmp(line, "ADD\n") == 0) {
    174  |     result = LINE_ADD;
    175  |   }
    176  |   else if (strcmp(line, "UPD\n") == 0) {
    177  |     result = LINE_UPD;
    178  |   }
    179  |   else if (strcmp(line, "DEL\n") == 0) {
    180  |     result = LINE_DEL;
    181  |   }
    182  |   else if (strcmp(line, "ADD_OVERRIDE\n") == 0) {
    183  |     result = LINE_OVERRIDE_ADD;
    184  |   }
    185  |   else if (strcmp(line, "UPD_OVERRIDE\n") == 0) {
    186  |     result = LINE_OVERRIDE_UPD;
    187  |   }
    188  |   else if (strcmp(line, "DEL_OVERRIDE\n") == 0) {
    189  |     result = LINE_OVERRIDE_DEL;
    190  |   }
    191  |   else if (strncmp(line, "+", 1) == 0) {
    192  |     result = LINE_PLUS;
    193  |   }
    194  |   else {
    195  |     result = LINE_ATTRIBUTE;
    196  |   }
    197  |
    198  |   return result;
    199  | } /* line_type() */
    200  |
    201  |
    202  | /******************************************************************
    203  | * report_transaction()                                            *
    204  | *                                                                 *
    205  | * Prints error report to the log                                  *
    206  | *                                                                 *
    207  | * reason - additional message that will be included               *
    208  | *                                                                 *
    209  | * *****************************************************************/
    210  | static int report_transaction(Transaction_t *tr, Log_t *log, char *obj_name, char *reason)
    211  | {
    212  | int result=0;
    213  |
    214  |  if(tr->succeeded==0) {
    215  |   result=tr->error;
    216  |   log->num_failed++;
    217  |   fprintf(stderr, "FAILED[%s][%s(%d)](%d/%d)\n ", obj_name, reason, result, log->num_failed, (log->num_failed)+(log->num_ok));
    218  |   fprintf(log->logfile, "*FAILED[%s][%s](%d/%d)\n ", obj_name, reason, log->num_failed, (log->num_failed)+(log->num_ok));
    219  |   if(result & ERROR_U_MEM) fprintf(log->logfile, "\t*Memory allocation error\n");
    220  |   if(result & ERROR_U_DBS) fprintf(log->logfile, "\t*Database (SQL) error\n");
    221  |   if(result & ERROR_U_OBJ) fprintf(log->logfile, "\t*Object (RF) error\n");
    222  |   if(result & ERROR_U_AUT) fprintf(log->logfile, "\t*Object authentication error\n");
    223  |   if(result & ERROR_U_BADOP) fprintf(log->logfile, "\t*Bad operation\n");
    224  |   if(result & ERROR_U_COP) fprintf(log->logfile, "\t*Conflicting operation\n");
    225  |   if(result & ERROR_U_NSUP) fprintf(log->logfile, "\t*Object of this type is not supported\n");
    226  |   if(result & ERROR_U_BUG) fprintf(log->logfile, "\t*Software bug - report to <ripe-dbm@ripe.net>\n");
    227  |   fprintf(log->logfile, "%s", (tr->error_script)->str);
    228  |   result=(-1)*result;
    229  |   fflush(log->logfile);
    230  |  }
    231  |  else {
    232  |   result=1;
    233  |   log->num_ok++;
    234  |   fprintf(stderr, "OK(%d/%d)\n", log->num_ok, (log->num_failed)+(log->num_ok));
    235  |  }
    236  |
    237  |  return(result);
    238  | }/* report_transaction() */
    239  |
    240  |
    241  |
    242  | /************************************************************
    243  | * process_nrtm()                                            *
    244  | *                                                           *
    245  | * Process object in NRTM client mode                        *
    246  | *                                                           *
    247  | * nrtm - pointer to _nrtm structure                         *
    248  | * log - pointer to Log_t structure                          *
    249  | * object_name - name of the object                          *
    250  | * operation - operation code (OP_ADD/OP_DEL)                *
    251  | *                                                           *
    252  | * Returns:                                                  *
    253  | * 1  - okay                                                 *
    254  | * <0 - error                                                *
    255  | *                                                           *
    256  | ************************************************************/
    257  |
    258  | static int process_nrtm(UD_stream_t *ud_stream, Transaction_t *tr, char *object_name, int operation)
    259  | {
    260  | int result=0;
    261  | int dummy=0;
    262  | struct _nrtm *nrtm = ud_stream->nrtm;
    263  | Log_t *log_ptr= &(ud_stream->log);
    264  |
    265  |   /* We allow NRTM updates for some inconsistent objects                  */
    266  |   /* One of the examples is reference by name which looks like nic-handle */
    267  |   /* For this purpose we allow dummy creation when updating an object     */
    268  |   /* We also check for dummy allowance when deleting an object            */
    269  |   /* this is done to allow deletion of person objects referenced by name  */
    270  |
    271  |   tr->dummy=1;
    272  |
    273  |   switch (operation) {
    274  |
    275  |   case OP_ADD:
    276  |     if(nrtm->tr){ /* DEL ADD => saved*/
    277  |       if(tr->object_id==0) {
    278  | 	/* object does not exist in the DB */
    279  |         object_process(nrtm->tr); /* delete the previous(saved) object*/
    280  |         result=report_transaction(nrtm->tr, log_ptr, nrtm->object_name, "NRTM:DEL:While deleting previous(saved)");
    281  |         /* create DEL serial */
    282  | 	create_serial(nrtm->tr);
    283  |         object_free(nrtm->tr->object);
    284  |         transaction_free(nrtm->tr); nrtm->tr=NULL;
    285  |         /* Create an object and update NHR */
    286  |         tr->action=(TA_CREATE | TA_UPD_NHR);
    287  | /*      fprintf(stderr,"CREATE next\n"); */
    288  |         object_process(tr); /* create a new one*/
    289  |         result=report_transaction(tr, log_ptr, object_name, "NRTM:ADD:While creating new");
    290  | 	/* create ADD serial */
    291  |         create_serial(tr);
    292  |       }
    293  |       else {
    294  |       /* object already exists in the DB - update or dummy replacement*/
    295  |         if(tr->object_id==nrtm->tr->object_id) {/*compare the two, may be we may collapse operations*/
    296  |           object_free(nrtm->tr->object);
    297  |           transaction_free(nrtm->tr); nrtm->tr=NULL;
    298  | /*        fprintf(stderr,"DEL-ADD ->> UPDATE\n");*/
    299  |           tr->action=TA_UPDATE;
    300  |           object_process(tr);
    301  |           report_transaction(tr, log_ptr, object_name,"NRTM:upd");
    302  |           result=report_transaction(tr, log_ptr, object_name,"NRTM:upd");
    303  | 	  /* create DEL+ADD serial records */
    304  | 	  tr->action=TA_DELETE; create_serial(tr);
    305  |           tr->action=TA_CREATE; create_serial(tr);
    306  |         }
    307  |         else { /* this should be a dummy object in the database(that we are going to replace with the real one */
    308  |         /* or an interleaved operation*/
    309  | /*        fprintf(stderr,"DEL previous\n");*/
    310  |           object_process(nrtm->tr); /* delete the previous(saved) object*/
    311  |           result=report_transaction(nrtm->tr, log_ptr, nrtm->object_name, "NRTM:DEL:While deleting previous(saved)");
    312  |           /* create a DEL serial record */
    313  | 	  create_serial(nrtm->tr);
    314  |           object_free(nrtm->tr->object);
    315  |           transaction_free(nrtm->tr); nrtm->tr=NULL;
    316  |           tr->action=TA_UPDATE;
    317  |           dummy=isdummy(tr);
    318  |           /* If we are replacing dummy with a real object update NHR */
    319  |           if(dummy==1) tr->action |= TA_UPD_NHR;
    320  | /*        fprintf(stderr,"UPDATE next(dummy)\n"); */
    321  |           object_process(tr); /* create a new one*/
    322  |           result=report_transaction(tr, log_ptr, object_name, "NRTM:ADD:While creating new");
    323  | 	  /* For serials this is CREATE operation */
    324  |           if(dummy==1) tr->action=TA_CREATE;
    325  | 	  /* create ADD serial record */
    326  |           create_serial(tr);
    327  |         }
    328  |       }
    329  |     }
    330  |     else { /* ADD ADD =>brand new object*/
    331  |       if(tr->object_id==0) {
    332  | /*      fprintf(stderr,"CREATE new\n");*/
    333  |         /* Create an object and update NHR */
    334  |         tr->action=(TA_CREATE | TA_UPD_NHR);
    335  |         object_process(tr);
    336  |         result=report_transaction(tr, log_ptr, object_name,"NRTM:ADD:While creating new");
    337  |         /* create ADD serial */
    338  | 	create_serial(tr);
    339  |       }
    340  |       else { /* object already exists in the database */
    341  | 	/* this may happen because of dummies*/
    342  | 	/* or with some implementations of mirroring protocol that have atomic update */
    343  | 	/* instead of add + del */
    344  | /*      fprintf(stderr,"CREATE new\n");*/
    345  |         tr->action=TA_UPDATE;
    346  |         dummy=isdummy(tr);
    347  |  /* If we are replacing dummy with a real object update NHR */
    348  |         if(dummy==1) tr->action |= TA_UPD_NHR;
    349  |         object_process(tr);
    350  |         result=report_transaction(tr, log_ptr, object_name,"NRTM:ADD:While creating new");
    351  |         if(dummy==1) tr->action=TA_CREATE; /* we don't want to generate DEL serial for dummy replacement*/
    352  |         /* create ADD serial record */
    353  | 	create_serial(tr);
    354  |       }
    355  |     }
    356  |     break;
    357  |
    358  |   case OP_DEL:
    359  |     if(nrtm->tr){ /*DEL DEL =>saved */
    360  | /*    fprintf(stderr,"DEL previous\n");*/
    361  |       object_process(nrtm->tr); /* delete the previous(saved) object*/
    362  |       result=report_transaction(nrtm->tr, log_ptr, nrtm->object_name, "NRTM:DEL:While deleting previous(saved) object");
    363  |       /* create DEL serial record */
    364  |       create_serial(nrtm->tr);
    365  |       object_free(nrtm->tr->object);
    366  |       transaction_free(nrtm->tr); nrtm->tr=NULL;
    367  |     }
    368  |     if(tr->object_id>0){ /* save the object*/
    369  |       fprintf(stderr,"SAVED\n");
    370  |       tr->action=TA_DELETE;
    371  |       nrtm->tr=tr;
    372  |       strcpy(nrtm->object_name, object_name);
    373  |       return(1);
    374  |     }
    375  |     else { /* this is an error - Trying to DEL non-existing object*/
    376  |       tr->succeeded=0; tr->error|=ERROR_U_COP;
    377  |       result=report_transaction(tr, log_ptr, object_name, "NRTM:OOS:Trying to DEL non-existing object");
    378  |       /* create DEL serial record anyway */
    379  |       tr->action=TA_DELETE;
    380  |       create_serial(tr);
    381  |     }
    382  |     break;
    383  |
    384  |   default:
    385  |     tr->succeeded=0; tr->error |=ERROR_U_BADOP;
    386  |     break;
    387  |   }
    388  |
    389  |  /* Free resources */
    390  |   object_free(tr->object);
    391  |   transaction_free(tr);
    392  |
    393  |   return(result);
    394  | } /* process_nrtm() */
    395  |
    396  |
    397  |
    398  | /************************************************************
    399  | * process_updates()                                         *
    400  | *                                                           *
    401  | * Process object in update mode                             *
    402  | *                                                           *
    403  | * ud_stream - pointer to UD_stream structure                *
    404  | * object_name - name of the object                          *
    405  | * operation - operation code (OP_ADD/OP_DEL)                *
    406  | *                                                           *
    407  | * Note:                                                     *
    408  | * Frees tr and tr->obj on exit                              *
    409  | *                                                           *
    410  | * Returns:                                                  *
    411  | * 1  - okay                                                 *
    412  | * <0 - error                                                *
    413  | *                                                           *
    414  | ************************************************************/
    415  |
    416  | static int process_updates(UD_stream_t *ud_stream, Transaction_t *tr, char *object_name, int operation)
    417  | {
    418  | int result=0;
    419  | Log_t *log_ptr= &(ud_stream->log);
    420  | int dummy=0;
    421  |
    422  |     switch(operation) {
    423  |     /* Compare operations and report an error if they do not match */
    424  |     case OP_ADD:
    425  |              if(tr->object_id!=0) { /* trying to create, but object exists */
    426  |         tr->succeeded=0; tr->error|=ERROR_U_COP;
    427  |       } else {
    428  |        /* Action: create the object and update NHR */
    429  |         tr->action=(TA_CREATE | TA_UPD_NHR);
    430  |         object_process(tr);
    431  |       }
    432  |       break;
    433  |     case OP_UPD:
    434  |       if(tr->object_id==0) { /* trying to update non-existing object*/
    435  |         tr->succeeded=0; tr->error|=ERROR_U_COP;
    436  |       } else {
    437  |         tr->action=TA_UPDATE;
    438  |         dummy=isdummy(tr);
    439  |         /* If we are replacing dummy with a real object update NHR */
    440  |         if(dummy==1) tr->action |= TA_UPD_NHR;
    441  |         object_process(tr);
    442  |       }
    443  |       break;
    444  |
    445  |     case OP_DEL:
    446  |       if(tr->object_id==0) { /* trying t delete non-existing object*/
    447  |         tr->succeeded=0; tr->error|=ERROR_U_COP;
    448  |       } else {
    449  |         tr->action=TA_DELETE;
    450  |         object_process(tr);
    451  |       }
    452  |       break;
    453  |
    454  |     default:
    455  |       /* bad operation for this mode if not standalone */
    456  |       if(tr->standalone) {
    457  |         if(tr->object_id==0)tr->action=TA_CREATE; else tr->action=TA_UPDATE;
    458  |         object_process(tr);
    459  |       }
    460  |       else {
    461  |         tr->succeeded=0;
    462  |         tr->error|=ERROR_U_BADOP;
    463  |       }
    464  |       break;
    465  |     }
    466  |    /* Make a report */
    467  |     result=report_transaction(tr, log_ptr, object_name, "RIPupd:");
    468  |
    469  |    /* If not in standalone mode create serial and copy error transcript */
    470  |     if(!tr->standalone) {
    471  |       if(result==1)create_serial(tr);
    472  |       ud_stream->error_script=g_strdup((tr->error_script)->str);
    473  |     }
    474  |
    475  |    /* Free resources */
    476  |     object_free(tr->object);
    477  |     transaction_free(tr);
    478  |
    479  |     return(result);
    480  |
    481  | } /* process_updates() */
    482  |
    483  |
    484  | /************************************************************
    485  | *                                                           *
    486  | * int process_transaction()                                 *
    487  | *                                                           *
    488  | * Processes the transaction                                 *
    489  | *                                                           *
    490  | * ud_stream - pointer to UD_stream_t structure              *
    491  | *                                                           *
    492  | * Returns:                                                  *
    493  | * 1 - no error                                              *
    494  | * <0- errors                                                *
    495  | *                                                           *
    496  | ************************************************************/
    497  |
    498  | /* It frees the obj */
    499  |
    500  | static int process_transaction(UD_stream_t *ud_stream,
    501  |                         Object_t *obj,
    502  |                         char *object_name,
    503  |                         nic_handle_t *nh,
    504  |                         int operation)
    505  | {
    506  | Transaction_t *tr = NULL;
    507  | Log_t *log_ptr = &(ud_stream->log);
    508  | Attribute_t *attr=NULL;
    509  | int result;
    510  |
    511  | /* start new transaction now */
    512  |  tr = transaction_new(ud_stream->db_connection, obj->type);
    513  |
    514  | /* Return with error if transaction cannot be created */
    515  |  if (tr == NULL) return(-1);
    516  |
    517  |  tr->standalone=IS_STANDALONE(ud_stream->ud_mode);
    518  |  tr->dummy=IS_DUMMY_ALLOWED(ud_stream->ud_mode);
    519  |  tr->load_pass=ud_stream->load_pass;
    520  |  tr->object=obj;
    521  |  tr->nh=nh;
    522  |  tr->source_hdl=ud_stream->source_hdl;
    523  |
    524  | /* We perform no commit/rollback in the loader mode, so thread_id should be set to 0 */
    525  |  if(ud_stream->load_pass!=0) { tr->thread_ins=0; tr->thread_upd=0; }
    526  |
    527  | /* For the first load pass we only create objects */
    528  |  if(ud_stream->load_pass==1) tr->object_id=0;
    529  |   else tr->object_id=get_object_id(tr);
    530  |
    531  | /* Object cannot be retrieved */
    532  |  if(tr->object_id==-1) { /* DB error*/
    533  |     tr->succeeded=0;
    534  |     tr->error |= ERROR_U_DBS;
    535  |     report_transaction(tr, log_ptr, object_name, "Object cannot be retrieved");
    536  |     transaction_free(tr);
    537  |     object_free(obj);
    538  |     return(-1);
    539  |  }
    540  | /* save the name of person/role as we need it for referential */
    541  | /* integrity check when deleting the object against names. */
    542  | /* This is needed to support legacy references by name rather */
    543  | /* then by nic_hdl */
    544  |   if((tr->class_type==C_PN) || (tr->class_type==C_RO)){
    545  |      attr = attribute_new(object_name);
    546  |      if (attr==NULL) {
    547  |        tr->succeeded=0;
    548  |        tr->error |= ERROR_U_MEM;
    549  |        report_transaction(tr, log_ptr, object_name, "Cannot allocate memery");
    550  |        transaction_free(tr);
    551  |        object_free(obj);
    552  |        return(-1);
    553  |     }
    554  |     /* Save the value */
    555  |     tr->save=g_strdup(attr->value);
    556  |   }
    557  |
    558  | /* Process transaction. tr and obj are freed inside the process_* functions */
    559  |
    560  |  if(IS_UPDATE(ud_stream->ud_mode))
    561  |  /* We are in update mode */
    562  |     result=process_updates(ud_stream, tr, object_name, operation);
    563  |  else
    564  |  /* We are in NRTM mode */
    565  |     result=process_nrtm(ud_stream, tr, object_name, operation);
    566  |
    567  |  /* free attr if has been allocated */
    568  |  if(attr) attribute_free(attr, NULL);
    569  |
    570  |  return(result);
    571  |
    572  | }
    573  |
    574  |
    575  | /************************************************************
    576  | *                                                           *
    577  | * int UD_process_stream(UD_stream_t *ud_stream)             *
    578  | *                                                           *
    579  | * Processes the stream                                      *
    580  | *                                                           *
    581  | * ud_stream - pointer to UD_stream_t structure              *
    582  | *                                                           *
    583  | * Returns:                                                  *
    584  | * in update mode (!standalone)(1 object processed):         *
    585  | * 1 - no error                                              *
    586  | * <0- errors                                                *
    587  | *                                                           *
    588  | * in NRTM & standalone modes                                *
    589  | * total number of object processed                          *
    590  | *                                                           *
    591  | ************************************************************/
    592  |
    593  | int UD_process_stream(UD_stream_t *ud_stream)
    594  | {
    595  |   char line_buff[STR_XXL], object_name[STR_XXL];
    596  |   GString *g_line_buff; // needed to escape apostrophes
    597  |   GSList *class_attr_list = NULL;
    598  |   Attribute_t *class_attr;
    599  |   Attribute_t *attr;
    600  |   nic_handle_t *nh_ptr = NULL; /* To save  NIC handle structure */
    601  |   Object_t *obj = NULL;
    602  |   SQ_connection_t *sql_connection;
    603  |   int start_object;
    604  |   int a_type;
    605  |   char *a_value;
    606  |   char *ptr;
    607  |   /* here we will store the parsed nic-hdl in required format */
    608  |   char nic[MAX_NH_LENGTH];
    609  |   struct _nrtm *nrtm;
    610  |   Log_t *log_ptr= &(ud_stream->log);
    611  |   time_t stime, ftime;
    612  |   double obj_second1, obj_second10;
    613  |   int result;
    614  |   int operation=0;
    615  |   int interrupt=0;
    616  |   int do_update;
    617  |   int default_ud_mode = ud_stream->ud_mode;
    618  |   Line_Type_t linetype;
    619  |
    620  |   nrtm=ud_stream->nrtm;
    621  |   start_object = 1;
    622  |   a_type=-1;
    623  |
    624  |
    625  |   /* Allocate line bufer */
    626  |   if ((g_line_buff = g_string_sized_new(STR_XXL)) == NULL){
    627  |     fprintf(stderr, "E: cannot allocate gstring\n");
    628  |     return(-1);
    629  |   }
    630  |
    631  |   /* Check connection to the database */
    632  |   if(mysql_ping(ud_stream->db_connection)) {
    633  |    fprintf(stderr, "D: ERROR: no SQL connection\n");
    634  |    g_string_free(g_line_buff, TRUE);
    635  |    return(-1);
    636  |   }
    637  |
    638  |   fprintf(stderr, "OK\n");
    639  |   sql_connection=ud_stream->db_connection;
    640  |
    641  | /* This is useful for loading DB from huge disk file. */
    642  | /* We may start from <num_skip>th object */
    643  | /*  num_skip=ud_stream->num_skip; */
    644  | /*  if(num_skip>0) fprintf(stderr, "skipping %lu records\n", num_skip); */
    645  |
    646  |   /* Start timer for statistics */
    647  |   stime=time(NULL);
    648  |
    649  |  /* Main loop. Reading input stream line by line */
    650  |  /* Empty line signals to start processing an object, if we have it */
    651  |   while (fgets(line_buff, STR_XXL, ud_stream->stream) != NULL) {
    652  |
    653  |     switch (linetype=line_type(line_buff)) {
    654  |       case LINE_PLUS:
    655  |       case LINE_ATTRIBUTE:
    656  |        if (start_object == 1) {
    657  |           /* This is for loading stuff */
    658  | /*    if(num_skip>0){ fprintf(stderr, "\r%10lu", num_skip); num_skip--; log_ptr->num_ok++; break; } */
    659  |           obj = object_new(line_buff);
    660  |        }
    661  |       if (obj) {
    662  |           g_string_sprintf(g_line_buff, "%s", line_buff);
    663  |    /* escape apostrophes in the input line */
    664  |           g_line_buff=escape_apostrophes(g_line_buff);
    665  |
    666  |        if(start_object){
    667  |    /* If this is the first attribute(==object name/type) */
    668  |           start_object=0;
    669  |           strncpy(object_name, g_line_buff->str, g_line_buff->len-1);
    670  |           *(object_name+g_line_buff->len-1)='\0';
    671  |           fprintf(stderr, "D: object: [%s] ", object_name);
    672  | 	  /* Create an attribute - the first one determines a class */
    673  | 	  class_attr_list=NULL; /* Initialize the list that will hold splitted class attribute */
    674  | 	  class_attr = attribute_new(g_line_buff->str);
    675  | 	  if (class_attr == NULL) die; /* Should not happen */
    676  | 	  if((class_attr->type==A_PN)||(class_attr->type==A_RO)){
    677  | 		/* split names */
    678  | 		class_attr_list = split_attribute(class_attr_list, class_attr->type, class_attr->value);
    679  | 		attribute_free(class_attr, NULL);
    680  |           } else {
    681  | 		class_attr_list = g_slist_append(class_attr_list, class_attr);
    682  |           }
    683  | 	  /* do nothing more with this attribute - we will prepend it at the end */
    684  |        }
    685  |        else {
    686  |
    687  | 	attr = attribute_new(g_line_buff->str);
    688  |
    689  |         if (attr) {
    690  |           a_type=attr->type;
    691  | 	  a_value=attr->value;
    692  |           if(a_type==A_NH) {
    693  |           /*  Parse the string into nh structure */
    694  |           /*  In case of an AUTO NIC handle check the ID in the database */
    695  |           /* Possible errors leave to core processing */
    696  |            if(NH_parse(attr->value, &nh_ptr) == 0) {
    697  | /*         fprintf(stderr, "D:parsing NIC: [%s]\n", attr->value); */
    698  |            /* Check if we can allocate it */
    699  |             if((result = NH_check(nh_ptr, sql_connection))>0){
    700  |             /* Convert nh to the database format */
    701  |               NH_convert(nic, nh_ptr);
    702  | /*      fprintf(stderr, "D:NIC:[%s]\n", nic); */
    703  |               /* Replace NIC handle in the string which is copied to the text object */
    704  |               sprintf(line_buff, g_line_buff->str);
    705  |               ptr = strstr(line_buff, attr->value);
    706  |               /* compose new attribute string */
    707  |               strcpy(ptr, nic);
    708  |               g_string_sprintf(g_line_buff, line_buff);
    709  |               g_string_sprintfa(g_line_buff, "\n");
    710  |               /* Update the attribute */
    711  |               attribute_upd(attr, attr->type, nic);
    712  | /*      fprintf(stderr, "D:attribute updated\n"); */
    713  |             }
    714  |            }
    715  |           } /* NHR stuff */
    716  |         }
    717  | 	else {
    718  | 	   if(linetype==LINE_PLUS)a_value=g_line_buff->str+1; /* skip '+' sign */
    719  | 	   else a_value=g_line_buff->str;
    720  | 	}
    721  |         if (a_type>=0) { /* This indicates that the input line contains the value of the attribute */
    722  | 	 switch	(a_type) {
    723  |             /*these attributes may appear several on the line - split them*/
    724  |             case A_PN: /* person */
    725  |             case A_RO: /* role */
    726  |             case A_MR: /* mbrs-by-ref */
    727  |             case A_MB: /* mnt-by */
    728  |             case A_MO: /* member-of */
    729  |             case A_SD: /* sub-dom */
    730  |             case A_RZ: /* rev-srv */
    731  |             case A_NS: /* nserver */
    732  |                 obj->attributes = split_attribute(obj->attributes, a_type, a_value);
    733  |                 if (attr) attribute_free(attr, NULL);
    734  |              attr=NULL;
    735  |              break;
    736  |             default: break;
    737  |          }
    738  | /*       g_string_sprintfa(obj->object, "%s", g_line_buff->str); */
    739  |          if(attr)obj->attributes = g_slist_append(obj->attributes, attr);
    740  |         }
    741  |        } /* if not start_object (not the first/class attribute) */
    742  |         /* copy the line into object no matter whether it is an attribute or not (continualtion, etc.) */
    743  |         g_string_sprintfa(obj->object, "%s", g_line_buff->str);
    744  |       }/* if (obj) */
    745  |       break;
    746  |
    747  |       case LINE_COMMENT:
    748  |       break;
    749  |
    750  |       case LINE_EOF:
    751  |       break;
    752  |
    753  |       case LINE_ADD:
    754  |       /* restore the default operation mode */
    755  |        operation=OP_ADD;
    756  |        ud_stream->ud_mode=default_ud_mode;
    757  |       break;
    758  |
    759  |       case LINE_OVERRIDE_ADD:
    760  |       /* for override - switch the dummy bit on */
    761  |        operation=OP_ADD;
    762  |        ud_stream->ud_mode=default_ud_mode|B_DUMMY;
    763  |       break;
    764  |
    765  |       case LINE_UPD:
    766  |       /* restore the default operation mode */
    767  |        operation=OP_UPD;
    768  |        ud_stream->ud_mode=default_ud_mode;
    769  |       break;
    770  |
    771  |       case LINE_OVERRIDE_UPD:
    772  |       /* for override - switch the dummy bit on */
    773  |        operation=OP_UPD;
    774  |        ud_stream->ud_mode=default_ud_mode|B_DUMMY;
    775  |       break;
    776  |
    777  |       case LINE_DEL:
    778  |       /* restore the default operation mode */
    779  |        operation=OP_DEL;
    780  |        ud_stream->ud_mode=default_ud_mode;
    781  |       break;
    782  |
    783  |       case LINE_OVERRIDE_DEL:
    784  |       /* for override - switch the dummy bit on */
    785  |        operation=OP_DEL;
    786  |        ud_stream->ud_mode=default_ud_mode|B_DUMMY;
    787  |       break;
    788  |
    789  |       case LINE_EMPTY:
    790  |        /* Indicate that we have complete object, so a new one will be collected later */
    791  |         start_object=1;
    792  | 	a_type=-1;
    793  |        /* start processing the object */
    794  |         if (obj == NULL) break;  /* may be the previous lines were just garbage*/
    795  | 	/* reorder some attributes */
    796  |         obj->attributes = g_slist_sort(obj->attributes, reorder_attributes);
    797  | 	/* prepend the class attribute */
    798  | 	obj->attributes = g_slist_concat(class_attr_list, obj->attributes);
    799  | 	/* forget the location */
    800  | 	class_attr=NULL;
    801  |
    802  | 	/* XXX */
    803  | 	/*  print_object(obj); */
    804  |
    805  |   /* start new transaction now */
    806  |         result=process_transaction(ud_stream, obj, object_name, nh_ptr, operation);
    807  |
    808  |         /* process_transaction() frees tr and obj structures, */
    809  |         /* so make sure we'll not reference these objects in the future */
    810  |         obj=NULL; operation=OP_NOOP; nh_ptr=NULL;
    811  |         ud_stream->ud_mode=default_ud_mode;
    812  |
    813  |         /* this is a good place for quick interrupt */
    814  |         do_update=CO_get_do_update();
    815  |         if (do_update) interrupt=0; else interrupt=1;
    816  |         /* we still need to exit in update server mode (only 1 object at a time */
    817  |         if (IS_UPDATE(ud_stream->ud_mode) && (!IS_STANDALONE(ud_stream->ud_mode))) interrupt=1;
    818  |
    819  |       break;
    820  |
    821  |       default:
    822  |         fprintf(stderr, "ERROR: Bad line type\n");
    823  |     } /* switch */
    824  |
    825  |     /* Finish processing if interrupt has been set */
    826  |     if (interrupt) break;
    827  |   } /* while */
    828  |
    829  |  /* Some postprocessing */
    830  |   if(!IS_UPDATE(ud_stream->ud_mode)){
    831  |   /* We are in NRTM mode */
    832  |   /* Clean up */
    833  |    fclose(ud_stream->stream);
    834  |   /* In NRTM mode there may be a saved object that is unprocessed */
    835  |    if(nrtm->tr){ /*saved backlog?*/
    836  |     object_process(nrtm->tr); /* delete the previous(saved) object*/
    837  |     result=report_transaction(nrtm->tr, &(ud_stream->log), nrtm->object_name,
    838  |                               "NRTM:DEL:While deleting previous(saved) object");
    839  |     /* create DEL serial record no matter what the result is */
    840  |     create_serial(nrtm->tr);
    841  |     object_free(nrtm->tr->object);
    842  |     transaction_free(nrtm->tr); nrtm->tr=NULL;
    843  |    }
    844  |   }
    845  |
    846  |  /* That's all. Free GString */
    847  |   g_string_free(g_line_buff, TRUE);
    848  |
    849  |  /* Calculate some statistics */
    850  |   ftime=time(NULL);
    851  |   obj_second1 = (float)(log_ptr->num_ok)/(ftime-stime);
    852  |   obj_second10 = (float)(log_ptr->num_ok+log_ptr->num_failed)/(ftime-stime);
    853  |
    854  |   /* Print the report */
    855  |   if(IS_STANDALONE(ud_stream->ud_mode) || (!IS_UPDATE(ud_stream->ud_mode))) {
    856  | /*   printf("\n\n******** report **********\n%d objects OK\n%d objects failed\n",
    857  |             log_ptr->num_ok, log_ptr->num_failed); */
    858  |    fprintf(log_ptr->logfile,"\n******** report **********\n");
    859  |    fprintf(log_ptr->logfile," %d objects OK (%5.2f obj/s)\n", log_ptr->num_ok, obj_second1);
    860  |    fprintf(log_ptr->logfile," %d objects failed\n", log_ptr->num_failed);
    861  |    fprintf(log_ptr->logfile," average processing time %5.2f obj/s (%5.2f obj/min)\n",
    862  |                           obj_second10, obj_second10*60);
    863  |    result=log_ptr->num_ok+log_ptr->num_failed;
    864  |   }
    865  |   return(result);
    866  |
    867  | } /* UD_process_stream */
    868  |