Source File modules/rp/rp_load.c

    1    | /***************************************
    2    |   $Revision: 1.14 $
    3    |
    4    |   Radix payload (rp) - user level functions for storing data in radix trees
    5    |
    6    |   rp_load = loading the radix trees with data on startup
    7    |
    8    |   Status: NOT REVIEWED, TESTED
    9    |
    10   |   Design and implementation by: Marek Bukowy
    11   |
    12   |   ******************/ /******************
    13   |   Copyright (c) 1999                              RIPE NCC
    14   |
    15   |   All Rights Reserved
    16   |
    17   |   Permission to use, copy, modify, and distribute this software and its
    18   |   documentation for any purpose and without fee is hereby granted,
    19   |   provided that the above copyright notice appear in all copies and that
    20   |   both that copyright notice and this permission notice appear in
    21   |   supporting documentation, and that the name of the author not be
    22   |   used in advertising or publicity pertaining to distribution of the
    23   |   software without specific, written prior permission.
    24   |
    25   |   THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
    26   |   ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS; IN NO EVENT SHALL
    27   |   AUTHOR BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY
    28   |   DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
    29   |   AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
    30   |   OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
    31   |   ***************************************/
    32   | #include <rp.h>
    33   | #include <mysql_driver.h>
    34   | #include <constants.h>
    35   |
    36   | static
    37   | er_ret_t
    38   | make_sql2pack(SQ_result_set_t *result, SQ_row_t *row,
    39   | 	      rp_upd_pack_t *pack, rp_attr_t  attr, int colcount)
    40   | {
    41   |   er_ret_t   conv = RP_OK;
    42   |   rp_uni_t   *uniptr = &(pack->uni);
    43   |   char       *idptr; /* initially set to the 0'th column */
    44   |   char       *col[4];
    45   |   int        i;
    46   |
    47   |   dieif(colcount>4); /* size of the col array */
    48   |
    49   |   for(i=0; i<colcount; i++) {
    50   |     col[i] = SQ_get_column_string_nocopy(result, row, i);
    51   |     if (col[i] == NULL) {
    52   |       die;
    53   |     }
    54   |   }
    55   |
    56   |   idptr = col[0];
    57   |
    58   |   pack->type = attr;
    59   |   pack->d.origin = NULL;
    60   |   switch( attr ) {
    61   |   case A_IN:
    62   |     /*
    63   |       read 0-2 from inetnum
    64   |       0 - objectid
    65   |       1 - begin
    66   |       2 - end
    67   |     */
    68   |     uniptr->space = IP_V4;
    69   |     conv = IP_rang_f2b_v4( &(uniptr->u.in), col[1], col[2] );
    70   |     break;
    71   |   case A_RT:
    72   |     /*
    73   |       read 0-3 from route
    74   |       0 - objectid
    75   |       1 - prefix
    76   |       2 - prefix_length
    77   |       3 - origin
    78   |     */
    79   |     uniptr->space = IP_V4;
    80   |     if( NOERR(conv = IP_pref_f2b_v4( &(uniptr->u.rt), col[1], col[2] ))) {
    81   |       dieif(wr_malloc( (void **) &(pack->d.origin), strlen(col[3])+1)
    82   | 	    != UT_OK);
    83   |
    84   |       strcpy(pack->d.origin, col[3]);
    85   |     }
    86   |     break;
    87   |   case A_DN:
    88   |     /*
    89   |       read 0-3 from inaddr
    90   |       0 - objectid
    91   |       1 - prefix
    92   |       2 - prefix_length
    93   |       3 - domain
    94   |     */
    95   |     conv = IP_pref_f2b_v4( &(uniptr->u.rt), col[1], col[2] );
    96   |     uniptr->space = IP_pref_b2_space( &(uniptr->u.rt) );
    97   |     dieif(wr_malloc( (void **) &(pack->d.domain), strlen(col[3])+1)
    98   | 	    != UT_OK);
    99   |
    100  |     strcpy(pack->d.domain, col[3]);
    101  |     break;
    102  |   case A_I6:
    103  |     /*
    104  |       read 0-3 from inaddr
    105  |       0 - objectid
    106  |       1 - msb
    107  |       2 - lsb
    108  |       3 - prefix_length
    109  |     */
    110  |     conv = IP_pref_f2b_v6( &(uniptr->u.rt), col[1], col[2], col[3]);
    111  |     uniptr->space = IP_pref_b2_space( &(uniptr->u.rt) );
    112  |     break;
    113  |   default:
    114  |     /*    die; / * shouldn't have got here */
    115  |     conv = IP_INVARG;
    116  |   }
    117  |
    118  |   if( sscanf(idptr, "%lu", &(pack->key) ) < 1 ) {
    119  |     conv = IP_INVARG;
    120  |   }
    121  |
    122  |
    123  |   for(i=0; i<colcount; i++) {
    124  |     /*    wr_free(col[i]);*/ ;
    125  |   }
    126  |
    127  |   return conv;
    128  | }
    129  |
    130  | er_ret_t
    131  | RP_sql_load_attr_space( int maxobj, int operation,
    132  | 			char *qry,
    133  | 			rp_attr_t attr, ip_space_t space,
    134  | 			rp_regid_t reg_id, SQ_connection_t *con
    135  | 			)
    136  | {
    137  |   SQ_row_t *row;
    138  |   SQ_result_set_t *result;
    139  |   int objnr=0;
    140  |   rx_tree_t   *mytree;
    141  |   rp_upd_pack_t pack;
    142  |   int colcount;
    143  |   int sizedebug = ER_is_traced(FAC_RP, ASP_RP_LOAD_DET);
    144  |
    145  |   dieif( RP_tree_get ( &mytree, reg_id, space, attr ) != RP_OK );
    146  |
    147  |
    148  |   ER_inf_va(FAC_RP, ASP_RP_LOAD_GEN, "loading %s", qry);
    149  |
    150  |   ER_dbg_va(FAC_RP, ASP_RP_LOAD_GEN, "size before query = %x", sbrk(0));
    151  |
    152  |   if ( SQ_execute_query(con, qry, &result) == -1 ) {
    153  |     fprintf(stderr, "ERROR %d: %s\n", SQ_errno(con), SQ_error(con));
    154  |     die;
    155  |   }
    156  |   else {
    157  |     colcount = SQ_get_column_count(result);
    158  |
    159  |     ER_dbg_va(FAC_RP, ASP_RP_LOAD_GEN,
    160  | 	      "size after query = %x; columns = %d", sbrk(0), colcount);
    161  |
    162  |     /* XXX LOCKED when created */
    163  |     /*TH_acquire_write_lock( &(mytree->rwlock) );*/
    164  |
    165  |     while ( (row = SQ_row_next(result)) != NULL
    166  | 	    && SQ_errno(con) == 0
    167  | 	    && objnr<=maxobj) {
    168  |
    169  |       dieif( ! NOERR(make_sql2pack(result, row, &pack, attr, colcount)) );
    170  |
    171  |       if( ! NOERR(RP_pack_node_l(operation, &pack, mytree))) {
    172  | 	fprintf(stderr,"%d:\t%ld\n", objnr, pack.key);
    173  | 	die;
    174  |       }
    175  |
    176  |       objnr++;
    177  |
    178  |       if( sizedebug ) {
    179  | 	ER_dbg_va(FAC_RP, ASP_RP_LOAD_DET, "size after object %d = %x",
    180  | 		  objnr, sbrk(0));
    181  |       }
    182  |
    183  |     }
    184  |     /* XXX UNLOCK */
    185  |     TH_release_write_lock( &(mytree->rwlock) );
    186  |   }
    187  |
    188  |   if( SQ_errno(con) == 0 ) {
    189  |       SQ_free_result(result);
    190  |   } else {
    191  |       die;
    192  |   }
    193  |
    194  |   ER_inf_va(FAC_RP, ASP_RP_LOAD_GEN, "loaded %d objects into %s", objnr,
    195  | 	    DF_get_attribute_code(attr) );
    196  |
    197  |
    198  |   return RP_OK;
    199  | }
    200  |
    201  | er_ret_t
    202  | RP_sql_load_reg(rp_regid_t reg_id)
    203  | {
    204  |   unsigned maxline = 999999999;
    205  |   er_ret_t err;
    206  |   SQ_connection_t *con;
    207  |
    208  |   /* Make connection */
    209  |   /*
    210  |   con = SQ_get_connection(HOST, DATABASE_PORT, DATABASE, USER, PASSWD);
    211  |   */
    212  |
    213  |   con = SQ_get_connection(CO_get_host(),
    214  | 			  CO_get_database_port(),
    215  | 			  CO_get_database(), /* XXX for this regid */
    216  | 			  CO_get_user(),
    217  | 			  CO_get_password());
    218  |
    219  |   dieif ( SQ_execute_query(con, "LOCK TABLES    "
    220  |      "route READ, inetnum READ, inet6num READ, inaddr_arpa READ, domain READ ",
    221  | 			   NULL) == -1 );
    222  |
    223  |   do {
    224  |
    225  |     if( !NOERR(err=RP_sql_load_attr_space(maxline, RX_OPER_CRE,
    226  |  "SELECT  object_id,prefix,prefix_length,origin   FROM route ",
    227  | 					  A_RT, IP_V4, reg_id, con))) {
    228  |       break;
    229  |     }
    230  |
    231  | #if 0
    232  |     {
    233  |       er_path_t erlogstr;
    234  |
    235  |       erlogstr.fdes = stderr;
    236  |       erlogstr.asp  = 0xffff0000;
    237  |       erlogstr.fac  = FAC_RP; /* FAC_QI; */
    238  |       erlogstr.sev  = ER_SEV_I;
    239  |       erlogstr.mode = ER_M_SEVCHAR | ER_M_FACSYMB | ER_M_TEXTLONG;
    240  |
    241  |       ER_setpath(& erlogstr);
    242  |
    243  |       wr_log_set(0);
    244  |     }
    245  | #endif
    246  |
    247  |     if( !NOERR(err=RP_sql_load_attr_space(maxline, RX_OPER_CRE,
    248  | "SELECT  object_id,begin_in,end_in       FROM inetnum ",
    249  | 					  A_IN, IP_V4, reg_id, con))) {
    250  |       break;
    251  |     }
    252  |     if( !NOERR(err=RP_sql_load_attr_space(maxline, RX_OPER_CRE,
    253  |
    254  | "SELECT object_id,i6_msb,i6_lsb,prefix_length FROM inet6num",
    255  |
    256  | 					  A_I6, IP_V6, reg_id, con))) {
    257  |       break;
    258  |     }
    259  |     if( !NOERR(err=RP_sql_load_attr_space(maxline, RX_OPER_CRE,
    260  |
    261  | "SELECT domain.object_id,prefix,prefix_length,domain FROM inaddr_arpa,domain WHERE domain.object_id = inaddr_arpa.object_id",
    262  |
    263  | 					  A_DN, IP_V4, reg_id, con))) {
    264  |       break;
    265  |     }
    266  |
    267  |     /* CONSTCOND */
    268  |   }while(0);
    269  |
    270  |   dieif ( SQ_execute_query(con, "UNLOCK TABLES    ", NULL) == -1 );
    271  |
    272  |   /* Close connection */
    273  |   SQ_close_connection(con);
    274  |
    275  |   return err;
    276  | }
    277  |
    278  |
    279  | er_ret_t
    280  | RP_asc_load(char *filename, int maxobj, int operation,
    281  | 	    rp_regid_t reg_id)
    282  | {
    283  |   er_ret_t err;
    284  |   FILE *fp;
    285  |   char buf[1024];
    286  |   char fulltext[65536];
    287  |   int objnr = 0;
    288  |   int len, oldlen=0;
    289  |   int ranlen;
    290  |   char rangstr[IP_RANGSTR_MAX];
    291  |   int parsed = 0;
    292  |   int eor; /* end of record */
    293  |
    294  |
    295  |   if( (fp = fopen(filename,"r")) == NULL ) {
    296  |     perror(filename);
    297  |     die;
    298  |   }
    299  |
    300  |   do {
    301  |     fgets(buf, 128, fp);
    302  |
    303  |     eor = ( strlen(buf) <= 1 || feof(fp) );
    304  |
    305  |     if( strlen(buf) > 1 ) {
    306  |       len = strlen(buf);
    307  |       dieif( oldlen+len+1 > 65536 ); /* object too long */
    308  |       memcpy( fulltext+oldlen, buf, len);
    309  |       oldlen+=len;
    310  |
    311  |       fulltext[oldlen]=0;
    312  |     }
    313  |
    314  |     if( eor ) {              /* end of object: put into the database. */
    315  |       parsed++;
    316  |
    317  |       /* see if it was just some whitespace junk and nothing more */
    318  |       if( *fulltext==0 ) {
    319  | 	continue;  /* discard */
    320  |       }
    321  |
    322  |       /* check if it's a radix object */
    323  |       do {
    324  | 	char attrname[3];
    325  | 	A_Type_t attrcode;
    326  |
    327  | 	if( fulltext[0] == '*' &&  fulltext[3] == ':' ) {
    328  | 	  strncpy(attrname, fulltext+1, 2);
    329  | 	  attrname[2]=0;
    330  |
    331  | 	  if(strcmp(attrname, "XX") == 0 ) {
    332  | 	    /* object deleted */
    333  | 	    break;
    334  | 	  }
    335  |
    336  | 	  if( (attrcode = DF_attribute_code2type( attrname )) == -1 ) {
    337  | 	    fprintf(stderr,"discarding a non-object:\n%s\n", fulltext);
    338  | 	    break;
    339  | 	  }
    340  |
    341  | 	  if( DF_attrcode_has_radix_lookup(attrcode) == 0 ) {
    342  | 	    /* no interest to radix */
    343  | 	    break;
    344  | 	  }
    345  |
    346  | 	  /* copy and translate the range */
    347  | 	  ranlen = index(fulltext+5,'\n')-fulltext-5;
    348  | 	  strncpy(rangstr, fulltext+5, ranlen);
    349  | 	  rangstr[ranlen]=0;
    350  |
    351  | 	  if( NOERR(err=RP_asc_node(operation, rangstr, attrcode, reg_id,
    352  | 				    fulltext, strlen(fulltext)+1, 0L )) ) {
    353  | 	    objnr++;
    354  | 	  }
    355  | 	  else {
    356  | 	    die; /* error putting into the radix tree */
    357  | 	    return err;
    358  | 	  }
    359  |
    360  | 	}
    361  | 	/* CONSTCOND */
    362  |       } while(0);
    363  |
    364  |       *fulltext=0;
    365  |       oldlen=0;
    366  |     }
    367  |   }
    368  |   while(!feof(fp) && objnr<maxobj);
    369  |
    370  |   return RP_OK;
    371  | }