callbootd.c revision 29102 
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	"$Id$";
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 <err.h>
20#include <netdb.h>
21
22
23/* #define bp_address_u bp_address */
24#include <stdio.h>
25#include <string.h>
26
27int broadcast;
28
29char cln[MAX_MACHINE_NAME+1];
30char dmn[MAX_MACHINE_NAME+1];
31char path[MAX_PATH_LEN+1];
32extern char *inet_ntoa();
33static void usage __P((void));
34int printgetfile __P((bp_getfile_res *));
35int printwhoami __P((bp_whoami_res *));
36
37int
38eachres_whoami(resultp, raddr)
39bp_whoami_res *resultp;
40struct sockaddr_in *raddr;
41{
42  struct hostent *he;
43
44  he = gethostbyaddr((char *)&raddr->sin_addr.s_addr,4,AF_INET);
45  printf("%s answered:\n", he ? he->h_name : inet_ntoa(raddr->sin_addr));
46  printwhoami(resultp);
47  printf("\n");
48  return(0);
49}
50
51eachres_getfile(resultp, raddr)
52bp_getfile_res *resultp;
53struct sockaddr_in *raddr;
54{
55  struct hostent *he;
56
57  he = gethostbyaddr((char *)&raddr->sin_addr.s_addr,4,AF_INET);
58  printf("%s answered:\n", he ? he->h_name : inet_ntoa(raddr->sin_addr));
59  printgetfile(resultp);
60  printf("\n");
61  return(0);
62}
63
64
65int
66main(argc, argv)
67int argc;
68char **argv;
69{
70  char *server;
71
72  bp_whoami_arg whoami_arg;
73  bp_whoami_res *whoami_res, stat_whoami_res;
74  bp_getfile_arg getfile_arg;
75  bp_getfile_res *getfile_res, stat_getfile_res;
76
77
78  long the_inet_addr;
79  CLIENT *clnt;
80  enum clnt_stat clnt_stat;
81
82  stat_whoami_res.client_name = cln;
83  stat_whoami_res.domain_name = dmn;
84
85  stat_getfile_res.server_name = cln;
86  stat_getfile_res.server_path = path;
87
88  if (argc < 3)
89    usage();
90
91  server = argv[1];
92  if ( ! strcmp(server , "all") ) broadcast = 1;
93
94  if ( ! broadcast ) {
95    clnt = clnt_create(server,BOOTPARAMPROG, BOOTPARAMVERS, "udp");
96  }
97
98  if ( clnt == NULL )
99     errx(1, "could not contact bootparam server on host %s", server);
100
101  switch (argc) {
102  case 3:
103    whoami_arg.client_address.address_type = IP_ADDR_TYPE;
104    the_inet_addr = inet_addr(argv[2]);
105    if ( the_inet_addr == -1)
106      errx(2, "bogus addr %s", argv[2]);
107    bcopy(&the_inet_addr,&whoami_arg.client_address.bp_address_u.ip_addr,4);
108
109    if (! broadcast ) {
110      whoami_res = bootparamproc_whoami_1(&whoami_arg, clnt);
111      printf("Whoami returning:\n");
112      if (printwhoami(whoami_res)) {
113	errx(1, "bad answer returned from server %s", server);
114      } else
115	exit(0);
116     } else {
117       clnt_stat=clnt_broadcast(BOOTPARAMPROG, BOOTPARAMVERS,
118			       BOOTPARAMPROC_WHOAMI,
119			       xdr_bp_whoami_arg, &whoami_arg,
120			       xdr_bp_whoami_res, &stat_whoami_res, eachres_whoami);
121       exit(0);
122     }
123
124  case 4:
125
126    getfile_arg.client_name = argv[2];
127    getfile_arg.file_id = argv[3];
128
129    if (! broadcast ) {
130      getfile_res = bootparamproc_getfile_1(&getfile_arg,clnt);
131      printf("getfile returning:\n");
132      if (printgetfile(getfile_res)) {
133	errx(1, "bad answer returned from server %s", server);
134      } else
135	exit(0);
136    } else {
137      clnt_stat=clnt_broadcast(BOOTPARAMPROG, BOOTPARAMVERS,
138			       BOOTPARAMPROC_GETFILE,
139			       xdr_bp_getfile_arg, &getfile_arg,
140			       xdr_bp_getfile_res, &stat_getfile_res,eachres_getfile);
141      exit(0);
142    }
143
144  default:
145
146    usage();
147  }
148
149}
150
151
152static void
153usage()
154{
155	fprintf(stderr,
156		"usage: callbootd server procnum (IP-addr | host fileid)\n");
157    exit(1);
158}
159
160int
161printwhoami(res)
162bp_whoami_res *res;
163{
164      if ( res) {
165	printf("client_name:\t%s\ndomain_name:\t%s\n",
166	     res->client_name, res->domain_name);
167	printf("router:\t%d.%d.%d.%d\n",
168	     255 &  res->router_address.bp_address_u.ip_addr.net,
169	     255 & res->router_address.bp_address_u.ip_addr.host,
170	     255 &  res->router_address.bp_address_u.ip_addr.lh,
171	     255 & res->router_address.bp_address_u.ip_addr.impno);
172	return(0);
173      } else {
174	warnx("null answer!!!");
175	return(1);
176      }
177    }
178
179
180
181
182int
183printgetfile(res)
184bp_getfile_res *res;
185{
186      if (res) {
187	printf("server_name:\t%s\nserver_address:\t%s\npath:\t%s\n",
188	       res->server_name,
189	       inet_ntoa(res->server_address.bp_address_u.ip_addr),
190	       res->server_path);
191	return(0);
192      } else {
193	warnx("null answer!!!");
194	return(1);
195      }
196    }
197