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: releng/10.3/usr.sbin/bootparamd/callbootd/callbootd.c 230361 2012-01-20 01:39:26Z eadler $";
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
85  stat_whoami_res.client_name = cln;
86  stat_whoami_res.domain_name = dmn;
87
88  stat_getfile_res.server_name = cln;
89  stat_getfile_res.server_path = path;
90
91  if (argc < 3)
92    usage();
93
94  server = argv[1];
95  if ( ! strcmp(server , "all") ) broadcast = 1;
96
97  if ( ! broadcast ) {
98    clnt = clnt_create(server,BOOTPARAMPROG, BOOTPARAMVERS, "udp");
99    if ( clnt == NULL )
100      errx(1, "could not contact bootparam server on host %s", server);
101  }
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       (void)clnt_broadcast(BOOTPARAMPROG, BOOTPARAMVERS,
120			       BOOTPARAMPROC_WHOAMI,
121			       (xdrproc_t)xdr_bp_whoami_arg,
122			       (char *)&whoami_arg,
123			       (xdrproc_t)xdr_bp_whoami_res,
124			       (char *)&stat_whoami_res,
125			       (resultproc_t)eachres_whoami);
126       exit(0);
127     }
128
129  case 4:
130
131    getfile_arg.client_name = argv[2];
132    getfile_arg.file_id = argv[3];
133
134    if (! broadcast ) {
135      getfile_res = bootparamproc_getfile_1(&getfile_arg,clnt);
136      printf("getfile returning:\n");
137      if (printgetfile(getfile_res)) {
138	errx(1, "bad answer returned from server %s", server);
139      } else
140	exit(0);
141    } else {
142      (void)clnt_broadcast(BOOTPARAMPROG, BOOTPARAMVERS,
143			       BOOTPARAMPROC_GETFILE,
144			       (xdrproc_t)xdr_bp_getfile_arg,
145			       (char *)&getfile_arg,
146			       (xdrproc_t)xdr_bp_getfile_res,
147			       (char *)&stat_getfile_res,
148			       (resultproc_t)eachres_getfile);
149      exit(0);
150    }
151
152  default:
153
154    usage();
155  }
156
157}
158
159
160static void
161usage()
162{
163	fprintf(stderr,
164		"usage: callbootd server procnum (IP-addr | host fileid)\n");
165    exit(1);
166}
167
168int
169printwhoami(res)
170bp_whoami_res *res;
171{
172      if ( res) {
173	printf("client_name:\t%s\ndomain_name:\t%s\n",
174	     res->client_name, res->domain_name);
175	printf("router:\t%d.%d.%d.%d\n",
176	     255 &  res->router_address.bp_address_u.ip_addr.net,
177	     255 & res->router_address.bp_address_u.ip_addr.host,
178	     255 &  res->router_address.bp_address_u.ip_addr.lh,
179	     255 & res->router_address.bp_address_u.ip_addr.impno);
180	return(0);
181      } else {
182	warnx("null answer!!!");
183	return(1);
184      }
185    }
186
187
188
189
190int
191printgetfile(res)
192bp_getfile_res *res;
193{
194      if (res) {
195	printf("server_name:\t%s\nserver_address:\t%s\npath:\t%s\n",
196	       res->server_name,
197	       inet_ntoa(*(struct in_addr *)&res->server_address.bp_address_u.ip_addr),
198	       res->server_path);
199	return(0);
200      } else {
201	warnx("null answer!!!");
202	return(1);
203      }
204    }
205