Source File modules/pc/protocol_config.c

    1    | /***************************************
    2    |   $Revision: 1.23 $
    3    |
    4    |   Protocol config module (pc).  This is the protocol that the admin uses to
    5    |   talk to the server.
    6    |
    7    |   Status: NOT REVUED, NOT TESTED
    8    |
    9    |   ******************/ /******************
    10   |   Filename            : protocol_config.c
    11   |   Authors             : ottrey@ripe.net
    12   |                         marek@ripe.net
    13   |   To Do               : Add a facility to take callbacks instead of
    14   |                         hard-coding menu options.
    15   |                         Add in all the menu support provided by the GLib
    16   |                         libraries.
    17   |                         (Remove strtok if multiple threads are to be used.)
    18   | 			use gnu readline with expansion and history
    19   |   ******************/ /******************
    20   |   Copyright (c) 1999                              RIPE NCC
    21   |
    22   |   All Rights Reserved
    23   |
    24   |   Permission to use, copy, modify, and distribute this software and its
    25   |   documentation for any purpose and without fee is hereby granted,
    26   |   provided that the above copyright notice appear in all copies and that
    27   |   both that copyright notice and this permission notice appear in
    28   |   supporting documentation, and that the name of the author not be
    29   |   used in advertising or publicity pertaining to distribution of the
    30   |   software without specific, written prior permission.
    31   |
    32   |   THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
    33   |   ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS; IN NO EVENT SHALL
    34   |   AUTHOR BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY
    35   |   DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
    36   |   AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
    37   |   OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
    38   |   ***************************************/
    39   | #include <stdio.h>
    40   | #include <stdlib.h>
    41   | /*** solaris' header file doesn't contain the crypt definition...
    42   |      #include <unistd.h> */
    43   |
    44   | extern char* crypt(const char *, const char *);   /* crypt stuff */
    45   | #include <time.h>       /* Time stuff */
    46   | #include <sys/ioctl.h>  /* Terminal control stuff */
    47   | #include <termio.h>     /* Terminal control stuff */
    48   |
    49   | #include "mysql_driver.h"
    50   | #include "constants.h"
    51   | #include "properties.h"
    52   | #include "thread.h"
    53   | #include "protocol_config.h"
    54   | #include "access_control.h"
    55   | #include "socket.h"
    56   | #include "ta.h"
    57   |
    58   | /*+ Each command has a +*/
    59   | typedef struct _command {
    60   |   const char *name;                          /*+ Name to be invoked. +*/
    61   |   char *(*function)(char *, sk_conn_st *);   /*+ Function to be invoked. +*/
    62   |   const char *help;                                /*+ Command help. +*/
    63   | } Command;
    64   |
    65   | /*
    66   |  * Forward declarations
    67   |  */
    68   | static char *command_help(char *input, sk_conn_st *condat);
    69   | static char *command_quit(char *input, sk_conn_st *condat);
    70   | static char *command_show(char *input, sk_conn_st *condat);
    71   | static char *command_repeat(char *input, sk_conn_st *condat);
    72   | static char *show_const(char *input, sk_conn_st *condat);
    73   | static char *show_consts(char *input, sk_conn_st *condat);
    74   | static char *show_props(char *input, sk_conn_st *condat);
    75   | static char *show_threads(char *input, sk_conn_st *condat);
    76   | static char *show_whois(char *input, sk_conn_st *condat);
    77   | static char *show_access(char *input, sk_conn_st *condat);
    78   | static char *show_acl(char *input, sk_conn_st *condat);
    79   | static char *command_set(char *input, sk_conn_st *condat);
    80   | static char *set_const(char *input, sk_conn_st *condat);
    81   | static char *set_consts(char *input, sk_conn_st *condat);
    82   | static char *set_props(char *input, sk_conn_st *condat);
    83   | static char *command_sql(char *input, sk_conn_st *condat);
    84   | static char *set_acl(char *input, sk_conn_st *condat);
    85   |
    86   | /*+
    87   |  * Contains the command definitions
    88   | +*/
    89   | static struct _command command[] = {
    90   |   {"help"   , command_help   , HELP_HELP   },
    91   |   {"quit"   , command_quit   , HELP_QUIT   },
    92   |   {"show"   , command_show   , HELP_SHOW   },
    93   |   {"repeat" , command_repeat , HELP_REPEAT },
    94   |   {"set"    , command_set    , HELP_SET    },
    95   |   {"sql"    , command_sql    , HELP_SQL    },
    96   |   {NULL     , NULL           , NULL        }
    97   | };
    98   |
    99   | /*+
    100  |  * Contains the show commands
    101  | +*/
    102  | static struct _command show[] = {
    103  |   {"const"   , show_const   , HELP_SHOW_CONST   },
    104  |   {"consts"  , show_consts  , HELP_SHOW_CONSTS  },
    105  |   {"props"   , show_props   , HELP_SHOW_PROPS   },
    106  |   {"threads"  , show_threads  , HELP_SHOW_THREAD  },
    107  |   {"whois"   , show_whois   , HELP_SHOW_WHOIS   },
    108  |   {"access"  , show_access  , HELP_SHOW_ACCESS  },
    109  |   {"acl"     , show_acl     , HELP_SHOW_ACL     },
    110  |   {NULL      , NULL         , NULL              }
    111  | };
    112  |
    113  | /*+
    114  |  * Contains the set commands
    115  | +*/
    116  | static struct _command set[] = {
    117  |   {"const"  , set_const  , HELP_SET_CONST  },
    118  |   {"consts" , set_consts , HELP_SET_CONSTS },
    119  |   {"props"  , set_props  , HELP_SET_PROPS  },
    120  |   {"acl"    , set_acl    , HELP_SET_ACL    },
    121  |   {NULL     , NULL       , NULL            }
    122  | };
    123  |
    124  | static int find_command(char *comm_name, Command *comm) {
    125  |   int i, index;
    126  |   char comm_buffer[STR_L];
    127  |
    128  |   if (comm_name != NULL) {
    129  |     strcpy(comm_buffer, comm_name);
    130  |     strtok(comm_buffer, " \t");
    131  |     for (i=0, index=-1; comm[i].name != NULL; i++) {
    132  |       if ( strcmp(comm_buffer, comm[i].name) == 0) {
    133  |         index = i;
    134  |         break;
    135  |       }
    136  |     }
    137  |   }
    138  |   else {
    139  |     index = -2;
    140  |   }
    141  |
    142  |   return index;
    143  | } /* find_command() */
    144  |
    145  | static char *show_commands(Command *comm) {
    146  |   char *str;
    147  |   char help_buffer[STR_XL];
    148  |   char help_comm[STR_M];
    149  |   int i;
    150  |
    151  |   sprintf(help_buffer, " commands are:\n\n");
    152  |   i = 0;
    153  |   while (comm[i].name != NULL) {
    154  |     sprintf(help_comm, "%s\t%s\n", comm[i].name, comm[i].help);
    155  |     strcat(help_buffer, help_comm);
    156  |     i++;
    157  |   }
    158  |
    159  |   /* str = (char *)calloc(1, strlen(help_buffer)+1); */
    160  |   dieif( wr_malloc((void **)&str, strlen(help_buffer)+1) != UT_OK);
    161  |   strcpy(str, help_buffer);
    162  |
    163  |   return str;
    164  | } /* show_commands() */
    165  |
    166  |
    167  | /*
    168  |  * Command functions
    169  |  */
    170  | static char *command_help(char *input, sk_conn_st *condat) {
    171  |   char *str;
    172  |   char *str1;
    173  |   char output_buffer[STR_XXL];
    174  |   char *command_name;
    175  |   int index;
    176  |
    177  |   strcpy(output_buffer, "");
    178  |
    179  |   strtok(input, " \t");
    180  |   command_name = (char *)strtok(NULL, " \t");
    181  |
    182  |   index = find_command(command_name, command);
    183  |
    184  |   switch (index) {
    185  |     case -2:
    186  |       strcat(output_buffer, "Main");
    187  |       str1 = show_commands(command);
    188  |       strcat(output_buffer, str1);
    189  |       wr_free(str1);
    190  |       break;
    191  |
    192  |     case -1:
    193  |       strcat(output_buffer, HELP_ERROR);
    194  |       strcat(output_buffer, command_name);
    195  |       break;
    196  |
    197  |     default:
    198  |       strcat(output_buffer, command[index].help);
    199  |   }
    200  |
    201  |   /*
    202  |   str = (char *)CopyString(output_buffer);
    203  |   */
    204  |   /*  str = (char *)calloc(1, strlen(output_buffer)+1); */
    205  |   dieif( wr_malloc((void **)&str, strlen(output_buffer)+1) != UT_OK);
    206  |   strcpy(str, output_buffer);
    207  |
    208  |   return str;
    209  | } /* command_help() */
    210  |
    211  | static char *command_quit(char *input, sk_conn_st *condat) {
    212  |     /* Administrator wishes to quit. */
    213  |   return NULL;
    214  | } /* command_quit() */
    215  |
    216  | static char *show_const(char *input, sk_conn_st *condat) {
    217  |   /* Administrator wishes to show constants. */
    218  |   char *result;
    219  |   char *name;
    220  |   char *tmp_input;
    221  |
    222  |   /* tmp_input = (char *)calloc(1, strlen(input)+1); */
    223  |   dieif( wr_malloc((void **)&tmp_input, strlen(input)+1) != UT_OK);
    224  |   strcpy(tmp_input, input);
    225  |
    226  |   /* The name will be the third token in stuff */
    227  |   strtok(tmp_input, " ");
    228  |   strtok(NULL, " ");
    229  |   name = (char *)strtok(NULL, " ");
    230  |
    231  |   result = CO_const_to_string(name);
    232  |
    233  |   wr_free(tmp_input);
    234  |   return result;
    235  |
    236  | } /* show_const() */
    237  |
    238  | static char *show_consts(char *input, sk_conn_st *condat) {
    239  |   /* Administrator wishes to show constants. */
    240  |   return CO_to_string();
    241  |
    242  | } /* show_consts() */
    243  |
    244  | static char *show_props(char *input, sk_conn_st *condat) {
    245  |   /* Administrator wishes to show properties. */
    246  |   return PR_to_string();
    247  |
    248  | } /* show_props() */
    249  |
    250  | static char *show_threads(char *input, sk_conn_st *condat) {
    251  |   /* Administrator wishes to show thread information. */
    252  |   return TA_tostring();
    253  |
    254  | } /* show_thread() */
    255  |
    256  | static char *show_whois(char *input, sk_conn_st *condat) {
    257  |   /* Administrator wishes to show whois query information. */
    258  |   return wr_string("WQ_to_string();");
    259  |
    260  | } /* show_whois() */
    261  |
    262  | static char *show_access(char *input, sk_conn_st *condat) {
    263  |   /* Administrator wishes to show whois query information. */
    264  |
    265  |   char line[128];
    266  |   int cnt;
    267  |   er_ret_t err;
    268  |
    269  |   if( act_runtime->top_ptr != NULL ) {
    270  |     char *header = AC_to_string_header();
    271  |
    272  |     /* print header */
    273  |     SK_cd_puts(condat,header);
    274  |     wr_free(header);
    275  |
    276  |     cnt = rx_walk_tree(act_runtime->top_ptr, AC_rxwalkhook_print,
    277  | 		       RX_WALK_SKPGLU,  /* print no glue nodes */
    278  | 		       255, 0, 0, condat, &err);
    279  |     sprintf(line,"Found %d nodes\n", cnt);
    280  |     SK_cd_puts(condat,line);
    281  |   }
    282  |
    283  |   return wr_string("");
    284  |
    285  | } /* show_access() */
    286  |
    287  | static char *show_acl(char *input, sk_conn_st *condat) {
    288  |   /* Administrator wishes to show access control list. */
    289  |
    290  |   char line[128];
    291  |   int cnt;
    292  |   er_ret_t err;
    293  |
    294  |   if( act_acl->top_ptr != NULL ) {
    295  |     char *header = AC_acl_to_string_header();
    296  |
    297  |     /* print header */
    298  |     SK_cd_puts(condat,header);
    299  |     wr_free(header);
    300  |
    301  |     cnt = rx_walk_tree(act_acl->top_ptr, AC_rxwalkhook_print_acl,
    302  | 		       RX_WALK_SKPGLU,  /* print no glue nodes */
    303  | 		       255, 0, 0, condat, &err);
    304  |     sprintf(line,"Found %d nodes\n", cnt);
    305  |     SK_cd_puts(condat,line);
    306  |   }
    307  |
    308  |   return wr_string("");
    309  |
    310  | } /* show_acl() */
    311  |
    312  | static char *command_execute(char *input, char *comm_name,
    313  | 			     Command *comm, sk_conn_st *condat) {
    314  |   char *str;
    315  |   char *str1;
    316  |   char output_buffer[STR_XXL];
    317  |   char *name;
    318  |   int index;
    319  |   char *tmp_input;
    320  |
    321  |   /* Make a copy of the input */
    322  |   /* tmp_input = (char *)calloc(1, strlen(input)+1); */
    323  |   dieif( wr_malloc((void **)&tmp_input, strlen(input)+1) != UT_OK);
    324  |   strcpy(tmp_input, input);
    325  |
    326  |   strtok(tmp_input, " \t");
    327  |   name = (char *)strtok(NULL, " \t");
    328  |
    329  |   index = find_command(name, comm);
    330  |
    331  |   switch (index) {
    332  |     case -2:
    333  |       str1 = show_commands(comm);
    334  |       sprintf(output_buffer, "%s%s", comm_name, str1);
    335  |       wr_free(str1);
    336  |       break;
    337  |
    338  |     case -1:
    339  |       sprintf(output_buffer, "%s invalid command: %s", comm_name, name);
    340  |       break;
    341  |
    342  |     default:
    343  |       sprintf(output_buffer, "%s", comm[index].function(input, condat));
    344  |   }
    345  |
    346  |   /*
    347  |   str = (char *)CopyString(output_buffer);
    348  |   */
    349  |   /* str = (char *)calloc(1, strlen(output_buffer)+1); */
    350  |   dieif( wr_malloc((void **)&str, strlen(output_buffer)+1) != UT_OK);
    351  |   strcpy(str, output_buffer);
    352  |
    353  |   wr_free(tmp_input);
    354  |
    355  |   return str;
    356  | } /* command_execute() */
    357  |
    358  | static char *command_show(char *input, sk_conn_st *condat) {
    359  |   return command_execute(input, "Show", show, condat);
    360  | } /* command_show() */
    361  |
    362  | static char *command_repeat(char *input, sk_conn_st *condat) {
    363  |   char *command_ptr;
    364  |
    365  |   /* Goto the bit after "repeat n " */
    366  |   for (command_ptr=input+7; command_ptr[0] != ' ' || (command_ptr[0] >= '0' && command_ptr[0] <= '9'); command_ptr++);
    367  |
    368  |   return command_ptr+1;
    369  |
    370  | } /* command_show() */
    371  |
    372  | static char *set_const(char *input, sk_conn_st *condat) {
    373  |   /* Administrator wishes to set a constant. */
    374  |   char *result;
    375  |   char result_buf[STR_M];
    376  |   char *tmp_input;
    377  |   char *name;
    378  |   char *value;
    379  |   int value_len;
    380  |   char *stuff;
    381  |   char *str;
    382  |
    383  |   /* tmp_input = (char *)calloc(1, strlen(input)+1); */
    384  |   dieif( wr_malloc((void **)&tmp_input, strlen(input)+1) != UT_OK);
    385  |   strcpy(tmp_input, input);
    386  |
    387  |   stuff = (char *)strtok(tmp_input, "=");
    388  |
    389  |   /* The value will be after the '=' */
    390  |   value = (char *)strtok(NULL, "=");
    391  |
    392  |   /* The name will be the third token in stuff */
    393  |   strtok(stuff, " ");
    394  |   strtok(NULL, " ");
    395  |   name = (char *)strtok(NULL, " ");
    396  |
    397  |   /* Remove any quotes */
    398  |   if (value[0] == '"') {
    399  |     value++;
    400  |   }
    401  |   value_len=strlen(value);
    402  |   if (value[value_len-1] == '"') {
    403  |     value[value_len-1]='\0';
    404  |   }
    405  |
    406  |   printf("set_const name=(%s), value=(%s)\n", name, value);
    407  |   if (CO_set_const(name, value) == 0) {
    408  |     strcpy(result_buf, "Constant successfully set\n");
    409  |   }
    410  |   else {
    411  |     str = CO_const_to_string(name);
    412  |     sprintf(result_buf, "Constant not successfully set\nReverting to:   %s=%s\n", name, str);
    413  |     wr_free(str);
    414  |   }
    415  |
    416  |   /* result = (char *)calloc(1, strlen(result_buf)+1); */
    417  |   dieif( wr_malloc((void **)&result, strlen(result_buf)+1) != UT_OK);
    418  |   strcpy(result, result_buf);
    419  |
    420  |   wr_free(tmp_input);
    421  |   return result;
    422  | } /* set_const() */
    423  |
    424  | static char *set_consts(char *input, sk_conn_st *condat) {
    425  |   /* Administrator wishes to set constants. */
    426  |   return CO_set();
    427  | } /* set_consts() */
    428  |
    429  | static char *set_props(char *input, sk_conn_st *condat) {
    430  |   /* Administrator wishes to set properties. */
    431  |   return PR_set();
    432  | } /* set_props() */
    433  |
    434  | static char *set_acl(char *input, sk_conn_st *condat) {
    435  |
    436  |   /* first 8 characters are "set acl " so skip them */
    437  |
    438  |   if( ! NOERR( AC_asc_acl_command_set( input+8, "Manual"))) {
    439  |     return wr_string("Error\n");
    440  |   }
    441  |   else {
    442  |     return wr_string("OK");
    443  |   }
    444  | }
    445  |
    446  | static char *command_set(char *input, sk_conn_st *condat) {
    447  |   return command_execute(input, "Set", set, condat);
    448  | } /* command_set() */
    449  |
    450  | static char *command_sql(char *input, sk_conn_st *condat) {
    451  |   char *str;
    452  |   char output_buffer[STR_XXL];
    453  |   char *sql_str;
    454  |
    455  |   char *res=NULL;
    456  |
    457  |   SQ_result_set_t *sql_result=NULL;
    458  |   SQ_connection_t *sql_connection;
    459  |
    460  |   sql_connection = SQ_get_connection("",0,"","","");
    461  |
    462  |   if (sql_connection == NULL) {
    463  |     printf("/* Check for errors */\n");
    464  |   }
    465  |
    466  |   /* skip over the "sql" */
    467  |   sql_str = input+3;
    468  |   /* skip over white space */
    469  |   while (sql_str[0] == ' ') {
    470  |     sql_str++;
    471  |   }
    472  |
    473  |   strcpy(output_buffer, "");
    474  |
    475  |   if (sql_connection != NULL) {
    476  |     if (strcmp(sql_str, "status") == 0) {
    477  |       /* Get the status of the database */
    478  |       res = SQ_info_to_string(sql_connection);
    479  |     }
    480  |     else {
    481  |       if (strcmp(sql_str, "") == 0) {
    482  |         /* Execute the default query (from the properties file) */
    483  | 	  SQ_execute_query(sql_connection, "", &sql_result);
    484  |       }
    485  |       else {
    486  |         /* Execute an sql query */
    487  | 	  SQ_execute_query(sql_connection, sql_str, &sql_result);
    488  |       }
    489  |       if (sql_result != NULL) {
    490  |         res = SQ_result_to_string(sql_result);
    491  |       }
    492  |       else {
    493  |         printf("no results\n");
    494  |       }
    495  |     }
    496  |     if (res != NULL) {
    497  |       sprintf(output_buffer, "%s", res);
    498  |     }
    499  |     else {
    500  |       printf("empty results\n");
    501  |     }
    502  |   }
    503  |   else {
    504  |     printf("Failed to make connection\n");
    505  |   }
    506  |
    507  |   /*
    508  |   strcat(output_buffer, mysql_info(sql_connection));
    509  |   */
    510  |
    511  |   strcat(output_buffer, "XXX Results from mysql_info(sql_connection) is meant to go here.  But it's not working!");
    512  |
    513  |   /*
    514  |   str = (char *)CopyString(output_buffer);
    515  |   */
    516  |   /* str = (char *)calloc(1, strlen(output_buffer)+1); */
    517  |   dieif( wr_malloc((void **)&str, strlen(output_buffer)+1) != UT_OK);
    518  |   strcpy(str, output_buffer);
    519  |
    520  |   wr_free(res);
    521  |   SQ_free_result(sql_result);
    522  |
    523  |   SQ_close_connection(sql_connection);
    524  |
    525  |   return str;
    526  |
    527  | } /* command_sql() */
    528  |
    529  |
    530  | /* process_input() */
    531  | /*++++++++++++++++++++++++++++++++++++++
    532  |
    533  |   Process the input.
    534  |
    535  |   sk_conn_st *condat         connection data
    536  |
    537  |   More:
    538  |   +html+ <PRE>
    539  |   Author:
    540  |         ottrey
    541  |   +html+ </PRE>
    542  |   ++++++++++++++++++++++++++++++++++++++*/
    543  | static int process_input(char *input, sk_conn_st *condat) {
    544  |   int connected = 1;
    545  |   char *input_ptr;
    546  |   char *output;
    547  |   int  index;
    548  |   int repeat=0;
    549  |
    550  |   input_ptr = input;
    551  |
    552  |   if (strncmp(input, "repeat", 6) == 0) {
    553  |     /* XXX This is a really dodgy call, that hopefully converts
    554  |     the string to the value of the first found integer. */
    555  |     repeat = atoi(input+7);
    556  |     input_ptr= command_repeat(input, condat);
    557  |   }
    558  |
    559  |   index = find_command(input_ptr, command);
    560  |
    561  |   do {
    562  |     switch (index) {
    563  |       case -1:
    564  |         /* Command not found */
    565  |         output = command_help(NULL, condat);
    566  |         break;
    567  |
    568  |       default:
    569  |         output = command[index].function(input_ptr, condat);
    570  |     }
    571  |
    572  |     if(output == NULL) {
    573  |       connected = 0;
    574  |     } else {
    575  |       /*
    576  |       printf("thread output=\n%s\n", output);
    577  |       */
    578  |       if ( CO_get_clear_screen() == 1 ) {
    579  |         SK_cd_puts(condat, CLEAR_SCREEN);
    580  |       }
    581  |       SK_cd_puts(condat,  output);
    582  |       SK_cd_puts(condat, "\n");
    583  |       SK_cd_puts(condat, CO_get_prompt());
    584  |
    585  |       wr_free(output);
    586  |     }
    587  |
    588  |     if (repeat > 0) {
    589  |       repeat--;
    590  |     }
    591  |
    592  |   } while (repeat > 0);
    593  |
    594  |   return connected;
    595  |
    596  | } /* process_input() */
    597  |
    598  | static void log_config(const char *user, const char *status) {
    599  |   FILE *logf;
    600  |   time_t now;
    601  |   char timebuf[26];
    602  |
    603  |   time(&now);
    604  |
    605  |   printf(LOG_CONFIG, TH_get_id(), user, status, ctime_r(&now, timebuf));
    606  |
    607  | } /* log_config() */
    608  |
    609  | /* XXX Doh! These only change the server's terminal.  We need some
    610  |    tricky escape sequence to send over the socket.
    611  | static void echo_off(int sock) {
    612  |   struct termio state;
    613  |
    614  |   ioctl(0, TIOCGETP, &state);
    615  |   state.c_lflag &= ~ECHO;
    616  |   ioctl(0, TIOCSETP, &state);
    617  | } echo_off() */
    618  |
    619  | /* XXX Doh! These only change the server's terminal.  We need some
    620  |    tricky escape sequence to send over the socket.
    621  | static void echo_on(int sock) {
    622  |   struct termio state;
    623  |
    624  |   ioctl(0, TIOCGETP, &state);
    625  |   state.c_lflag |= ECHO;
    626  |   ioctl(0, TIOCSETP, &state);
    627  | } echo_on() */
    628  |
    629  | static char *authenticate_user(sk_conn_st *condat) {
    630  |   char *user = NULL;
    631  |   const char Salt[2] = "DB";
    632  |   char input[MAX_INPUT_SIZE];
    633  |   int read_result;
    634  |   char *password=NULL;
    635  |   char *user_password=NULL;
    636  |   char user_buf[10];
    637  |
    638  |   SK_cd_puts(condat, LOGIN_PROMPT);
    639  |   read_result = SK_cd_gets(condat, input, MAX_INPUT_SIZE);
    640  |
    641  |   strncpy(user_buf, input, 10);
    642  |
    643  |   SK_cd_puts(condat, PASSWD_PROMPT);
    644  |   /* XXX These aren't working.
    645  |   SK_puts(sock, ECHO_ON);
    646  |   echo_off(sock);
    647  |   */
    648  |   read_result = SK_cd_gets(condat, input, MAX_INPUT_SIZE);
    649  |   /* XXX These aren't working.
    650  |   echo_on(sock);
    651  |   SK_puts(sock, ECHO_OFF);
    652  |   */
    653  |
    654  |   password = crypt(input, Salt);
    655  |
    656  |   user_password = PR_get_property(user_buf, DEFAULT_USER_NAME);
    657  |
    658  |   if (user_password != NULL) {
    659  |     if (strcmp(password, user_password) == 0) {
    660  |       /*user = (char *)calloc(1, strlen(user_buf)+1);*/
    661  |       dieif( wr_malloc((void **)&user, strlen(user_buf)+1) != UT_OK);
    662  |       strcpy(user, user_buf);
    663  |     }
    664  |   }
    665  |
    666  |   if (user == NULL) {
    667  |     log_config(user_buf, "unsuccesful login attempt");
    668  |   }
    669  |
    670  |   return user;
    671  |
    672  | } /* authenticate_user() */
    673  |
    674  | void PC_interact(int sock) {
    675  |   char input[MAX_INPUT_SIZE];
    676  |   int connected = 1;
    677  |   char *user=NULL;
    678  |   sk_conn_st condat;
    679  |
    680  |   memset( &condat, 0, sizeof(condat));
    681  |   condat.sock = sock;
    682  |   SK_getpeerip(sock, &(condat.rIP));
    683  |   condat.ip = SK_getpeername(sock); /* XXX *alloc involved */
    684  |
    685  |   /* Welcome the client */
    686  |   SK_cd_puts(&condat, CO_get_welcome());
    687  |
    688  |   /* Authenticate the user */
    689  |   if (CO_get_authenticate() == 1) {
    690  |     user = authenticate_user(&condat);
    691  |   }
    692  |   else {
    693  |     user="nobody";
    694  |   }
    695  |
    696  |   if (user != NULL) {
    697  |
    698  |
    699  |     /* Log admin logging on */
    700  |     log_config(user, "logged on");
    701  |
    702  |
    703  |     {
    704  |       char timestring[26];
    705  |       extern time_t SV_starttime;
    706  |
    707  |       ctime_r(&SV_starttime, timestring);
    708  |       SK_cd_printf(&condat,
    709  | 		   "System running since %sUptime in seconds: %ld \n\n",
    710  | 		   timestring,
    711  | 		   time(NULL) - SV_starttime);
    712  |     }
    713  |
    714  |     SK_cd_puts(&condat, CO_get_prompt());
    715  |
    716  |     while (condat.rtc==0 && connected) {
    717  |       char *ichr;
    718  |       char *icopy;
    719  |       char *chr;
    720  |       /* Read input */
    721  |       SK_cd_gets(&condat, input, MAX_INPUT_SIZE);
    722  |
    723  |       /* filter junk out: leading/trailing whitespaces */
    724  |
    725  |       /* 1. advance to non-whitespace */
    726  |       for(ichr=input; *ichr != 0 && isspace(*ichr); ichr++) {
    727  | 	/* EMPTY */
    728  |       }
    729  |       /* 2. copy the rest (even if empty) */
    730  |       dieif( (icopy = strdup(ichr)) == NULL);
    731  |
    732  |       /* 3. chop trailing spaces */
    733  |       for( chr = icopy + strlen(icopy)-1 ;
    734  | 	   chr != icopy && isspace(*chr);
    735  | 	   chr--) {
    736  | 	*chr = 0;
    737  |       }
    738  |
    739  |       /* set thread accounting */
    740  |       TA_setactivity(icopy);
    741  |       TA_increment();
    742  |
    743  |       connected = process_input(icopy, &condat);
    744  |
    745  |       TA_setactivity("");
    746  |
    747  |       free(icopy);
    748  |     }
    749  |
    750  |     /* Log admin logging off */
    751  |     log_config(user, "logged off");
    752  |   }
    753  |
    754  |   /* Close the socket */
    755  |   SK_close(sock);
    756  |
    757  |   wr_free(condat.ip);
    758  | } /* PC_interact() */
    759  |