2 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
3 * unrestricted use provided that this legend is included on all tape
4 * media and as a part of the software program in whole or part. Users
5 * may copy or modify Sun RPC without charge, but are not authorized
6 * to license or distribute it to anyone else except as part of a product or
7 * program developed by the user or with the express written consent of
8 * Sun Microsystems, Inc.
10 * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
11 * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
12 * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
14 * Sun RPC is provided with no support and without any obligation on the
15 * part of Sun Microsystems, Inc. to assist in its use, correction,
16 * modification or enhancement.
18 * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
19 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
20 * OR ANY PART THEREOF.
22 * In no event will Sun Microsystems, Inc. be liable for any lost revenue
23 * or profits or other special, indirect and consequential damages, even if
24 * Sun has been advised of the possibility of such damages.
26 * Sun Microsystems, Inc.
28 * Mountain View, California 94043
30 #if !defined(lint) && defined(SCCSIDS)
32 static char sccsid[] = "@(#)newkey.c 1.8 91/03/11 Copyr 1986 Sun Micro";
34 static const char rcsid[] =
39 * Copyright (C) 1986, Sun Microsystems, Inc.
43 * Administrative tool to add a new user to the publickey database
48 #include <rpc/key_prot.h>
50 #include <rpcsvc/yp_prot.h>
51 #include <rpcsvc/ypclnt.h>
58 #include <sys/resource.h>
61 #define MAXMAPNAMELEN 256
63 #define YPOP_CHANGE 1 /* change, do not add */
64 #define YPOP_INSERT 2 /* add, do not change */
65 #define YPOP_DELETE 3 /* delete this entry */
66 #define YPOP_STORE 4 /* add, or change */
76 static char *basename();
77 static char SHELL[] = "/bin/sh";
78 static char YPDBPATH[]="/var/yp";
79 static char PKMAP[] = "publickey.byname";
80 static char UPDATEFILE[] = "updaters";
82 static char PKFILE[] = "/etc/publickey";
83 static char *err_string();
86 static void usage __P((void));
93 char name[MAXNETNAMELEN + 1];
94 char public[HEXKEYBYTES + 1];
95 char secret[HEXKEYBYTES + 1];
96 char crypt1[HEXKEYBYTES + KEYCHECKSUMSIZE + 1];
97 char crypt2[HEXKEYBYTES + KEYCHECKSUMSIZE + 1];
105 if (argc != 3 || !(strcmp(argv[1], "-u") == 0 ||
106 strcmp(argv[1], "-h") == 0)) {
110 errx(1, "must be superuser");
113 if (chdir(YPDBPATH) < 0)
114 warn("cannot chdir to %s", YPDBPATH);
116 if (strcmp(argv[1], "-u") == 0) {
117 pw = getpwnam(argv[2]);
119 errx(1, "unknown user: %s", argv[2]);
120 (void)user2netname(name, (int)pw->pw_uid, (char *)NULL);
123 h = gethostbyname(argv[2]);
125 errx(1, "unknown host: %s", argv[1]);
126 (void)host2netname(name, h->h_name, (char *)NULL);
128 (void)host2netname(name, argv[2], (char *)NULL);
132 (void)printf("Adding new key for %s.\n", name);
133 pass = getpass("New password:");
134 genkeys(public, secret, pass);
136 memcpy(crypt1, secret, HEXKEYBYTES);
137 memcpy(crypt1 + HEXKEYBYTES, secret, KEYCHECKSUMSIZE);
138 crypt1[HEXKEYBYTES + KEYCHECKSUMSIZE] = 0;
139 xencrypt(crypt1, pass);
141 memcpy(crypt2, crypt1, HEXKEYBYTES + KEYCHECKSUMSIZE + 1);
142 xdecrypt(crypt2, getpass("Retype password:"));
143 if (memcmp(crypt2, crypt2 + HEXKEYBYTES, KEYCHECKSUMSIZE) != 0 ||
144 memcmp(crypt2, secret, HEXKEYBYTES) != 0)
145 errx(1, "password incorrect");
148 (void)printf("Please wait for the database to get updated...\n");
150 if ((status = setpublicmap(name, public, crypt1))) {
152 errx(1, "unable to update NIS database (%u): %s",
153 status, yperr_string(status));
155 errx(1, "unable to update publickey database (%u): %s",
156 status, err_string(status));
159 (void)printf("Your new key has been successfully stored away.\n");
167 (void)fprintf(stderr, "%s\n%s\n",
168 "usage: newkey [-u username]",
169 " newkey [-h hostname]");
174 * Set the entry in the public key file
176 setpublicmap(name, public, secret)
183 (void)sprintf(pkent, "%s:%s", public, secret);
185 return (mapupdate(name, PKMAP, YPOP_STORE,
186 strlen(name), name, strlen(pkent), pkent));
188 return (localupdate(name, PKFILE, YPOP_STORE,
189 strlen(name), name, strlen(pkent), pkent));
195 * This returns a pointer to an error message string appropriate
196 * to an input error code. An input value of zero will return
207 pmesg = "update operation succeeded";
210 pmesg = "no such key in file";
213 pmesg = "cannot read the database";
216 pmesg = "cannot write to the database";
219 pmesg = "cannot update database";
222 pmesg = "permission denied";
225 pmesg = "malloc failed";
228 pmesg = "unknown error";