callbootd.c revision 36917 
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	"$Id: callbootd.c,v 1.6 1997/09/04 11:50:37 charnier Exp $";
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
24
25/* #define bp_address_u bp_address */
26#include <stdio.h>
27#include <string.h>
28
29int broadcast;
30
31char cln[MAX_MACHINE_NAME+1];
32char dmn[MAX_MACHINE_NAME+1];
33char path[MAX_PATH_LEN+1];
34extern char *inet_ntoa();
35static void usage __P((void));
36int printgetfile __P((bp_getfile_res *));
37int printwhoami __P((bp_whoami_res *));
38
39int
40eachres_whoami(resultp, raddr)
41bp_whoami_res *resultp;
42struct sockaddr_in *raddr;
43{
44  struct hostent *he;
45
46  he = gethostbyaddr((char *)&raddr->sin_addr.s_addr,4,AF_INET);
47  printf("%s answered:\n", he ? he->h_name : inet_ntoa(raddr->sin_addr));
48  printwhoami(resultp);
49  printf("\n");
50  return(0);
51}
52
53eachres_getfile(resultp, raddr)
54bp_getfile_res *resultp;
55struct sockaddr_in *raddr;
56{
57  struct hostent *he;
58
59  he = gethostbyaddr((char *)&raddr->sin_addr.s_addr,4,AF_INET);
60  printf("%s answered:\n", he ? he->h_name : inet_ntoa(raddr->sin_addr));
61  printgetfile(resultp);
62  printf("\n");
63  return(0);
64}
65
66
67int
68main(argc, argv)
69int argc;
70char **argv;
71{
72  char *server;
73
74  bp_whoami_arg whoami_arg;
75  bp_whoami_res *whoami_res, stat_whoami_res;
76  bp_getfile_arg getfile_arg;
77  bp_getfile_res *getfile_res, stat_getfile_res;
78
79
80  long the_inet_addr;
81  CLIENT *clnt;
82  enum clnt_stat clnt_stat;
83
84  stat_whoami_res.client_name = cln;
85  stat_whoami_res.domain_name = dmn;
86
87  stat_getfile_res.server_name = cln;
88  stat_getfile_res.server_path = path;
89
90  if (argc < 3)
91    usage();
92
93  server = argv[1];
94  if ( ! strcmp(server , "all") ) broadcast = 1;
95
96  if ( ! broadcast ) {
97    clnt = clnt_create(server,BOOTPARAMPROG, BOOTPARAMVERS, "udp");
98  }
99
100  if ( clnt == NULL )
101     errx(1, "could not contact bootparam server on host %s", server);
102
103  switch (argc) {
104  case 3:
105    whoami_arg.client_address.address_type = IP_ADDR_TYPE;
106    the_inet_addr = inet_addr(argv[2]);
107    if ( the_inet_addr == -1)
108      errx(2, "bogus addr %s", argv[2]);
109    bcopy(&the_inet_addr,&whoami_arg.client_address.bp_address_u.ip_addr,4);
110
111    if (! broadcast ) {
112      whoami_res = bootparamproc_whoami_1(&whoami_arg, clnt);
113      printf("Whoami returning:\n");
114      if (printwhoami(whoami_res)) {
115	errx(1, "bad answer returned from server %s", server);
116      } else
117	exit(0);
118     } else {
119       clnt_stat=clnt_broadcast(BOOTPARAMPROG, BOOTPARAMVERS,
120			       BOOTPARAMPROC_WHOAMI,
121			       xdr_bp_whoami_arg, &whoami_arg,
122			       xdr_bp_whoami_res, &stat_whoami_res, eachres_whoami);
123       exit(0);
124     }
125
126  case 4:
127
128    getfile_arg.client_name = argv[2];
129    getfile_arg.file_id = argv[3];
130
131    if (! broadcast ) {
132      getfile_res = bootparamproc_getfile_1(&getfile_arg,clnt);
133      printf("getfile returning:\n");
134      if (printgetfile(getfile_res)) {
135	errx(1, "bad answer returned from server %s", server);
136      } else
137	exit(0);
138    } else {
139      clnt_stat=clnt_broadcast(BOOTPARAMPROG, BOOTPARAMVERS,
140			       BOOTPARAMPROC_GETFILE,
141			       xdr_bp_getfile_arg, &getfile_arg,
142			       xdr_bp_getfile_res, &stat_getfile_res,eachres_getfile);
143      exit(0);
144    }
145
146  default:
147
148    usage();
149  }
150
151}
152
153
154static void
155usage()
156{
157	fprintf(stderr,
158		"usage: callbootd server procnum (IP-addr | host fileid)\n");
159    exit(1);
160}
161
162int
163printwhoami(res)
164bp_whoami_res *res;
165{
166      if ( res) {
167	printf("client_name:\t%s\ndomain_name:\t%s\n",
168	     res->client_name, res->domain_name);
169	printf("router:\t%d.%d.%d.%d\n",
170	     255 &  res->router_address.bp_address_u.ip_addr.net,
171	     255 & res->router_address.bp_address_u.ip_addr.host,
172	     255 &  res->router_address.bp_address_u.ip_addr.lh,
173	     255 & res->router_address.bp_address_u.ip_addr.impno);
174	return(0);
175      } else {
176	warnx("null answer!!!");
177	return(1);
178      }
179    }
180
181
182
183
184int
185printgetfile(res)
186bp_getfile_res *res;
187{
188      if (res) {
189	printf("server_name:\t%s\nserver_address:\t%s\npath:\t%s\n",
190	       res->server_name,
191	       inet_ntoa(*(struct in_addr *)&res->server_address.bp_address_u.ip_addr),
192	       res->server_path);
193	return(0);
194      } else {
195	warnx("null answer!!!");
196	return(1);
197      }
198    }
199