Source File modules/rp/rp_load.c

    1    | /***************************************
    2    |   $Revision: 1.20 $
    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   | #include "ca_configFns.h"
    37   | #include "ca_dictSyms.h"
    38   | #include "ca_macros.h"
    39   | #include "ca_srcAttribs.h"
    40   |
    41   | static
    42   | er_ret_t
    43   | make_sql2pack(SQ_result_set_t *result, SQ_row_t *row,
    44   | 	      rp_upd_pack_t *pack, rp_attr_t  attr, ip_space_t space,
    45   | 	      int colcount)
    46   | {
    47   |   er_ret_t   conv = RP_OK;
    48   |   rp_uni_t   *uniptr = &(pack->uni);
    49   |   char       *idptr; /* initially set to the 0'th column */
    50   |   char       *col[5];
    51   |   int        i;
    52   |
    53   |   dieif(colcount>5); /* size of the col array */
    54   |
    55   |   for(i=0; i<colcount; i++) {
    56   |     col[i] = SQ_get_column_string_nocopy(result, row, i);
    57   |     if (col[i] == NULL) {
    58   |       die;
    59   |     }
    60   |   }
    61   |
    62   |   idptr = col[0];
    63   |
    64   |   pack->type = attr;
    65   |   pack->d.origin = NULL;
    66   |   switch( attr ) {
    67   |   case A_IN:
    68   |     /*
    69   |       read 0-2 from inetnum
    70   |       0 - objectid
    71   |       1 - begin
    72   |       2 - end
    73   |     */
    74   |     uniptr->space = IP_V4;
    75   |     conv = IP_rang_f2b_v4( &(uniptr->u.in), col[1], col[2] );
    76   |     break;
    77   |   case A_RT:
    78   |     /*
    79   |       read 0-3 from route
    80   |       0 - objectid
    81   |       1 - prefix
    82   |       2 - prefix_length
    83   |       3 - origin
    84   |     */
    85   |     uniptr->space = IP_V4;
    86   |     if( NOERR(conv = IP_pref_f2b_v4( &(uniptr->u.rt), col[1], col[2] ))) {
    87   |       dieif(wr_malloc( (void **) &(pack->d.origin), strlen(col[3])+1)
    88   | 	    != UT_OK);
    89   |
    90   |       strcpy(pack->d.origin, col[3]);
    91   |     }
    92   |     break;
    93   |   case A_DN:
    94   |     if( space == IP_V4 ) {
    95   |     /*
    96   |       read 0-3 from inaddr
    97   |       0 - objectid
    98   |       1 - prefix
    99   |       2 - prefix_length
    100  |       3 - domain
    101  |     */
    102  |       conv = IP_pref_f2b_v4( &(uniptr->u.rt), col[1], col[2] );
    103  |       uniptr->space = IP_pref_b2_space( &(uniptr->u.rt) );
    104  |       dieif(wr_malloc( (void **) &(pack->d.domain), strlen(col[3])+1)
    105  | 	    != UT_OK);
    106  |       strcpy(pack->d.domain, col[3]);
    107  |     }
    108  |     else {
    109  |       /* read 0-4 from ip6int
    110  | 	 0 - objectid
    111  | 	 1 - msb
    112  | 	 2 - lsb
    113  | 	 3 - prefix_length
    114  | 	 4 - domain
    115  |     */
    116  |       conv = IP_pref_f2b_v6( &(uniptr->u.rt), col[1], col[2], col[3] );
    117  |       uniptr->space = IP_pref_b2_space( &(uniptr->u.rt) );
    118  |
    119  |       dieif(wr_malloc( (void **) &(pack->d.domain), strlen(col[4])+1)
    120  | 	    != UT_OK);
    121  |       strcpy(pack->d.domain, col[4]);
    122  |     }
    123  |     break;
    124  |   case A_I6:
    125  |     /*
    126  |       read 0-3 from inaddr
    127  |       0 - objectid
    128  |       1 - msb
    129  |       2 - lsb
    130  |       3 - prefix_length
    131  |     */
    132  |     conv = IP_pref_f2b_v6( &(uniptr->u.rt), col[1], col[2], col[3]);
    133  |     uniptr->space = IP_pref_b2_space( &(uniptr->u.rt) );
    134  |     break;
    135  |   default:
    136  |     /*    die; / * shouldn't have got here */
    137  |     conv = IP_INVARG;
    138  |   }
    139  |
    140  |   if( sscanf(idptr, "%lu", &(pack->key) ) < 1 ) {
    141  |     conv = IP_INVARG;
    142  |   }
    143  |
    144  |
    145  |   for(i=0; i<colcount; i++) {
    146  |     /*    wr_free(col[i]);*/ ;
    147  |   }
    148  |
    149  |   return conv;
    150  | }
    151  |
    152  | static
    153  | er_ret_t
    154  | RP_sql_load_attr_space( rp_attr_t attr, ip_space_t space,
    155  | 			rp_regid_t reg_id, SQ_connection_t *con
    156  | 			)
    157  | {
    158  |   SQ_row_t *row;
    159  |   SQ_result_set_t *result;
    160  |   int objnr=0;
    161  |   rx_tree_t   *mytree;
    162  |   rp_upd_pack_t pack;
    163  |   int colcount;
    164  |   int sizedebug = ER_is_traced(FAC_RP, ASP_RP_LOAD_DET);
    165  |   char *v4 = DF_attrcode_radix_load_v4(attr);
    166  |   char *v6 = DF_attrcode_radix_load_v6(attr);
    167  |   char *vu = (space == IP_V4) ? v4 : v6;
    168  |
    169  |   dieif( vu == NULL /* loading query undefined */ );
    170  |
    171  |   dieif( RP_tree_get ( &mytree, reg_id, space, attr ) != RP_OK );
    172  |
    173  |   ER_inf_va(FAC_RP, ASP_RP_LOAD_DET, "loading using %s", vu);
    174  |   ER_dbg_va(FAC_RP, ASP_RP_LOAD_DET, "size before query = %x", sbrk(0));
    175  |
    176  |   if ( SQ_execute_query(con, vu, &result) == -1 ) {
    177  |     fprintf(stderr, "ERROR %d: %s\n", SQ_errno(con), SQ_error(con));
    178  |     die;
    179  |   }
    180  |   else {
    181  |     colcount = SQ_get_column_count(result);
    182  |
    183  |     ER_dbg_va(FAC_RP, ASP_RP_LOAD_DET,
    184  | 	      "size after query = %x; columns = %d", sbrk(0), colcount);
    185  |
    186  |     /* LOCKED when created, so no need to acquire lock here */
    187  |
    188  |     while ( (row = SQ_row_next(result)) != NULL
    189  | 	    && SQ_errno(con) == 0 ) {
    190  |
    191  |       dieif( ! NOERR(make_sql2pack(result, row, &pack, attr, space,
    192  | 				   colcount)) );
    193  |
    194  |       if( ! NOERR(RP_pack_node_l(RX_OPER_CRE, &pack, mytree))) {
    195  | 	fprintf(stderr,"%d:\t%ld\n", objnr, pack.key);
    196  | 	die;
    197  |       }
    198  |
    199  |       /* free allocated memory */
    200  |       if( pack.d.origin != NULL ) {
    201  | 	wr_free(pack.d.origin);
    202  | 	pack.d.origin = NULL;
    203  |       }
    204  |
    205  |       objnr++;
    206  |
    207  |       if( sizedebug ) {
    208  | 	ER_dbg_va(FAC_RP, ASP_RP_LOAD_DET, "size after object %d = %x",
    209  | 		  objnr, sbrk(0));
    210  |       }
    211  |
    212  |     }
    213  |     /* XXX UNLOCK */
    214  |     TH_release_write_lock( &(mytree->rwlock) );
    215  |   }
    216  |
    217  |   if( SQ_errno(con) == 0 ) {
    218  |       SQ_free_result(result);
    219  |   } else {
    220  |       die;
    221  |   }
    222  |
    223  |   ER_inf_va(FAC_RP, ASP_RP_LOAD_GEN, "loaded %d objects into %s", objnr,
    224  | 	    DF_get_attribute_code(attr) );
    225  |
    226  |
    227  |   return RP_OK;
    228  | }
    229  |
    230  | er_ret_t
    231  | RP_sql_load_reg(rp_regid_t reg_id)
    232  | {
    233  |
    234  |   er_ret_t err;
    235  |   SQ_connection_t *con;
    236  |   char *dbhost = ca_get_srcdbmachine(reg_id);
    237  |   char *dbname = ca_get_srcdbname(reg_id);
    238  |   char *dbuser = ca_get_srcdbuser(reg_id);
    239  |   char *dbpass = ca_get_srcdbpassword(reg_id);
    240  |   char *srcnam = ca_get_srcname(reg_id);
    241  |
    242  |   con = SQ_get_connection( dbhost, ca_get_srcdbport(reg_id),
    243  | 				      dbname, dbuser, dbpass );
    244  |
    245  |   dieif ( SQ_execute_query(con, "LOCK TABLES     "
    246  |      "route READ, inetnum READ, inet6num READ,   "
    247  |      "inaddr_arpa READ, domain READ, ip6int READ ",
    248  | 			   NULL) == -1 );
    249  |
    250  |   do {
    251  |     if( !NOERR(err=RP_sql_load_attr_space( A_RT, IP_V4, reg_id, con))) {
    252  |       break;
    253  |     }
    254  |     if( !NOERR(err=RP_sql_load_attr_space( A_IN, IP_V4, reg_id, con))) {
    255  |       break;
    256  |     }
    257  |     if( !NOERR(err=RP_sql_load_attr_space( A_I6, IP_V6, reg_id, con))) {
    258  |       break;
    259  |     }
    260  |     if( !NOERR(err=RP_sql_load_attr_space( A_DN, IP_V4, reg_id, con))) {
    261  |       break;
    262  |     }
    263  |     if( !NOERR(err=RP_sql_load_attr_space( A_DN, IP_V6, reg_id, con))) {
    264  |       break;
    265  |     }
    266  |     /* CONSTCOND */
    267  |   } while(0);
    268  |
    269  |   dieif ( SQ_execute_query(con, "UNLOCK TABLES", NULL) == -1 );
    270  |
    271  |   /* Close connection */
    272  |   SQ_close_connection(con);
    273  |
    274  |   /* free junk */
    275  |   wr_free(dbhost);
    276  |   wr_free(dbname);
    277  |   wr_free(dbuser);
    278  |   wr_free(dbpass);
    279  |   wr_free(srcnam);
    280  |   return err;
    281  | }
    282  |
    283  |
    284  | /*
    285  |    load the tree from an ascii file (short attr names).
    286  |    mainly for testing...
    287  | */
    288  | er_ret_t
    289  | RP_asc_load(char *filename, int maxobj, int operation,
    290  | 	    rp_regid_t reg_id)
    291  | {
    292  |   er_ret_t err;
    293  |   FILE *fp;
    294  |   char buf[1024];
    295  |   char fulltext[65536];
    296  |   int objnr = 0;
    297  |   int len, oldlen=0;
    298  |   int ranlen;
    299  |   char rangstr[IP_RANGSTR_MAX];
    300  |   int parsed = 0;
    301  |   int eor; /* end of record */
    302  |
    303  |
    304  |   if( (fp = fopen(filename,"r")) == NULL ) {
    305  |     perror(filename);
    306  |     die;
    307  |   }
    308  |
    309  |   do {
    310  |     fgets(buf, 128, fp);
    311  |
    312  |     eor = ( strlen(buf) <= 1 || feof(fp) );
    313  |
    314  |     if( strlen(buf) > 1 ) {
    315  |       len = strlen(buf);
    316  |       dieif( oldlen+len+1 > 65536 ); /* object too long */
    317  |       memcpy( fulltext+oldlen, buf, len);
    318  |       oldlen+=len;
    319  |
    320  |       fulltext[oldlen]=0;
    321  |     }
    322  |
    323  |     if( eor ) {              /* end of object: put into the database. */
    324  |       parsed++;
    325  |
    326  |       /* see if it was just some whitespace junk and nothing more */
    327  |       if( *fulltext==0 ) {
    328  | 	continue;  /* discard */
    329  |       }
    330  |
    331  |       /* check if it's a radix object */
    332  |       do {
    333  | 	char attrname[3];
    334  | 	A_Type_t attrcode;
    335  |
    336  | 	if( fulltext[0] == '*' &&  fulltext[3] == ':' ) {
    337  | 	  strncpy(attrname, fulltext+1, 2);
    338  | 	  attrname[2]=0;
    339  |
    340  | 	  if(strcmp(attrname, "XX") == 0 ) {
    341  | 	    /* object deleted */
    342  | 	    break;
    343  | 	  }
    344  |
    345  | 	  if( (attrcode = DF_attribute_code2type( attrname )) == -1 ) {
    346  | 	    fprintf(stderr,"discarding a non-object:\n%s\n", fulltext);
    347  | 	    break;
    348  | 	  }
    349  |
    350  | 	  if( DF_attrcode_has_radix_lookup(attrcode) == 0 ) {
    351  | 	    /* no interest to radix */
    352  | 	    break;
    353  | 	  }
    354  |
    355  | 	  /* copy and translate the range */
    356  | 	  ranlen = index(fulltext+5,'\n')-fulltext-5;
    357  | 	  strncpy(rangstr, fulltext+5, ranlen);
    358  | 	  rangstr[ranlen]=0;
    359  |
    360  | 	  if( NOERR(err=RP_asc_node(operation, rangstr, attrcode, reg_id,
    361  | 				    fulltext, strlen(fulltext)+1, 0L )) ) {
    362  | 	    objnr++;
    363  | 	  }
    364  | 	  else {
    365  | 	    die; /* error putting into the radix tree */
    366  | 	    return err;
    367  | 	  }
    368  |
    369  | 	}
    370  | 	/* CONSTCOND */
    371  |       } while(0);
    372  |
    373  |       *fulltext=0;
    374  |       oldlen=0;
    375  |     }
    376  |   }
    377  |   while(!feof(fp) && objnr<maxobj);
    378  |
    379  |   return RP_OK;
    380  | }