callbootd.c revision 173412
1/* 2 3This code is not copyright, and is placed in the public domain. Feel free to 4use and modify. Please send modifications and/or suggestions + bug fixes to 5 6 Klas Heggemann <klas@nada.kth.se> 7 8*/ 9 10#ifndef lint 11static const char rcsid[] = 12 "$FreeBSD: head/usr.sbin/bootparamd/callbootd/callbootd.c 173412 2007-11-07 10:53:41Z kevlo $"; 13#endif /* not lint */ 14 15#include "bootparam_prot.h" 16#include <rpc/rpc.h> 17#include <sys/types.h> 18#include <sys/socket.h> 19#include <netinet/in.h> 20#include <arpa/inet.h> 21#include <err.h> 22#include <netdb.h> 23#include <stdlib.h> 24 25 26/* #define bp_address_u bp_address */ 27#include <stdio.h> 28#include <string.h> 29 30int broadcast; 31 32char cln[MAX_MACHINE_NAME+1]; 33char dmn[MAX_MACHINE_NAME+1]; 34char path[MAX_PATH_LEN+1]; 35extern char *inet_ntoa(); 36static void usage(void); 37int printgetfile(bp_getfile_res *); 38int printwhoami(bp_whoami_res *); 39 40bool_t 41eachres_whoami(resultp, raddr) 42bp_whoami_res *resultp; 43struct sockaddr_in *raddr; 44{ 45 struct hostent *he; 46 47 he = gethostbyaddr((char *)&raddr->sin_addr.s_addr,4,AF_INET); 48 printf("%s answered:\n", he ? he->h_name : inet_ntoa(raddr->sin_addr)); 49 printwhoami(resultp); 50 printf("\n"); 51 return(0); 52} 53 54bool_t 55eachres_getfile(resultp, raddr) 56bp_getfile_res *resultp; 57struct sockaddr_in *raddr; 58{ 59 struct hostent *he; 60 61 he = gethostbyaddr((char *)&raddr->sin_addr.s_addr,4,AF_INET); 62 printf("%s answered:\n", he ? he->h_name : inet_ntoa(raddr->sin_addr)); 63 printgetfile(resultp); 64 printf("\n"); 65 return(0); 66} 67 68 69int 70main(argc, argv) 71int argc; 72char **argv; 73{ 74 char *server; 75 76 bp_whoami_arg whoami_arg; 77 bp_whoami_res *whoami_res, stat_whoami_res; 78 bp_getfile_arg getfile_arg; 79 bp_getfile_res *getfile_res, stat_getfile_res; 80 81 82 long the_inet_addr; 83 CLIENT *clnt; 84 enum clnt_stat clnt_stat; 85 86 stat_whoami_res.client_name = cln; 87 stat_whoami_res.domain_name = dmn; 88 89 stat_getfile_res.server_name = cln; 90 stat_getfile_res.server_path = path; 91 92 if (argc < 3) 93 usage(); 94 95 server = argv[1]; 96 if ( ! strcmp(server , "all") ) broadcast = 1; 97 98 if ( ! broadcast ) { 99 clnt = clnt_create(server,BOOTPARAMPROG, BOOTPARAMVERS, "udp"); 100 if ( clnt == NULL ) 101 errx(1, "could not contact bootparam server on host %s", server); 102 } 103 104 switch (argc) { 105 case 3: 106 whoami_arg.client_address.address_type = IP_ADDR_TYPE; 107 the_inet_addr = inet_addr(argv[2]); 108 if ( the_inet_addr == -1) 109 errx(2, "bogus addr %s", argv[2]); 110 bcopy(&the_inet_addr,&whoami_arg.client_address.bp_address_u.ip_addr,4); 111 112 if (! broadcast ) { 113 whoami_res = bootparamproc_whoami_1(&whoami_arg, clnt); 114 printf("Whoami returning:\n"); 115 if (printwhoami(whoami_res)) { 116 errx(1, "bad answer returned from server %s", server); 117 } else 118 exit(0); 119 } else { 120 clnt_stat=clnt_broadcast(BOOTPARAMPROG, BOOTPARAMVERS, 121 BOOTPARAMPROC_WHOAMI, 122 (xdrproc_t)xdr_bp_whoami_arg, 123 (char *)&whoami_arg, 124 (xdrproc_t)xdr_bp_whoami_res, 125 (char *)&stat_whoami_res, 126 (resultproc_t)eachres_whoami); 127 exit(0); 128 } 129 130 case 4: 131 132 getfile_arg.client_name = argv[2]; 133 getfile_arg.file_id = argv[3]; 134 135 if (! broadcast ) { 136 getfile_res = bootparamproc_getfile_1(&getfile_arg,clnt); 137 printf("getfile returning:\n"); 138 if (printgetfile(getfile_res)) { 139 errx(1, "bad answer returned from server %s", server); 140 } else 141 exit(0); 142 } else { 143 clnt_stat=clnt_broadcast(BOOTPARAMPROG, BOOTPARAMVERS, 144 BOOTPARAMPROC_GETFILE, 145 (xdrproc_t)xdr_bp_getfile_arg, 146 (char *)&getfile_arg, 147 (xdrproc_t)xdr_bp_getfile_res, 148 (char *)&stat_getfile_res, 149 (resultproc_t)eachres_getfile); 150 exit(0); 151 } 152 153 default: 154 155 usage(); 156 } 157 158} 159 160 161static void 162usage() 163{ 164 fprintf(stderr, 165 "usage: callbootd server procnum (IP-addr | host fileid)\n"); 166 exit(1); 167} 168 169int 170printwhoami(res) 171bp_whoami_res *res; 172{ 173 if ( res) { 174 printf("client_name:\t%s\ndomain_name:\t%s\n", 175 res->client_name, res->domain_name); 176 printf("router:\t%d.%d.%d.%d\n", 177 255 & res->router_address.bp_address_u.ip_addr.net, 178 255 & res->router_address.bp_address_u.ip_addr.host, 179 255 & res->router_address.bp_address_u.ip_addr.lh, 180 255 & res->router_address.bp_address_u.ip_addr.impno); 181 return(0); 182 } else { 183 warnx("null answer!!!"); 184 return(1); 185 } 186 } 187 188 189 190 191int 192printgetfile(res) 193bp_getfile_res *res; 194{ 195 if (res) { 196 printf("server_name:\t%s\nserver_address:\t%s\npath:\t%s\n", 197 res->server_name, 198 inet_ntoa(*(struct in_addr *)&res->server_address.bp_address_u.ip_addr), 199 res->server_path); 200 return(0); 201 } else { 202 warnx("null answer!!!"); 203 return(1); 204 } 205 } 206