* Updated for Kerberos 5
*/
-#include <stdio.h>
-#include <sys/types.h>
-#include <netinet/in.h>
-#include <netdb.h>
-#ifdef HAVE_MEMORY_H
-#include <memory.h>
-#endif /* HAVE_MEMORY_H */
-#ifdef HAVE_STRING_H
-#include <string.h>
-#else /* HAVE_STRING_H */
-#ifdef HAVE_STRINGS_H
-#include <strings.h>
-#endif /* HAVE_STRINGS_H */
-#endif /* HAVE_STRING_H */
+#include <afsconfig.h>
+#include <afs/param.h>
+#include <afs/stds.h>
+
+#include <roken.h>
#include <krb5.h>
-#include <com_err.h>
-#include <afs/stds.h>
+#ifndef HAVE_KERBEROSV_HEIM_ERR_H
+#include <afs/com_err.h>
+#endif
#include <afs/cellconfig.h>
#include <afs/keys.h>
#include <afs/dirpath.h>
+#ifdef HAVE_KRB5_CREDS_KEYBLOCK
+#define USING_MIT 1
+#endif
+#ifdef HAVE_KRB5_CREDS_SESSION
+#define USING_HEIMDAL 1
+#endif
+
+static int
+stringToType(const char *string) {
+ if (strcmp(string, "rxkad") == 0)
+ return afsconf_rxkad;
+
+ return atoi(string);
+}
+
+static void
+printKey(const struct rx_opaque *key)
+{
+ int i;
+
+ for (i = 0; i < key->len; i++)
+ printf("%02x", ((unsigned char *)key->val)[i]);
+ printf("\n");
+}
+
+
+static int
+char2hex(char c)
+{
+ if (c >= '0' && c <= '9')
+ return (c - 48);
+ if ((c >= 'a') && (c <= 'f'))
+ return (c - 'a' + 10);
+
+ if ((c >= 'A') && (c <= 'F'))
+ return (c - 'A' + 10);
+
+ return -1;
+}
+
+static struct afsconf_typedKey *
+keyFromCommandLine(afsconf_keyType type, int kvno, int subType,
+ const char *string, size_t length)
+{
+ struct rx_opaque key;
+ struct afsconf_typedKey *typedKey;
+ const char *cp;
+ int i;
+
+ if (strlen(string) != 2*length) {
+ printf("key %s is not in right format\n", string);
+ printf(" <key> should be an %d byte hex representation \n", (int) length);
+ exit(1);
+ }
+
+ rx_opaque_alloc(&key, length);
+ cp = string;
+ for (i = 0; i< length; i++) {
+ ((char *)key.val)[i] = char2hex(*cp) * 16 + char2hex(*(cp+1));
+ cp+=2;
+ }
+
+ typedKey = afsconf_typedKey_new(type, kvno, subType, &key);
+ rx_opaque_freeContents(&key);
+ return typedKey;
+}
+
+#ifdef USING_HEIMDAL
+#define deref_key_length(key) \
+ key->keyvalue.length
+
+#define deref_key_contents(key) \
+ key->keyvalue.data
+#else
+#define deref_key_length(key) \
+ key->length
+
+#define deref_key_contents(key) \
+ key->contents
+#endif
+
+static struct afsconf_typedKey *
+keyFromKeytab(int kvno, const char *keytab, const char *princ)
+{
+ int retval;
+ krb5_principal principal;
+ krb5_keyblock *key;
+ krb5_context context;
+ struct rx_opaque buffer;
+ struct afsconf_typedKey *typedKey;
+
+ krb5_init_context(&context);
+
+ retval = krb5_parse_name(context, princ, &principal);
+ if (retval) {
+ afs_com_err("asetkey", retval, "while parsing AFS principal");
+ exit(1);
+ }
+
+ retval = krb5_kt_read_service_key(context, (char *)keytab, principal,
+ kvno, ENCTYPE_DES_CBC_CRC, &key);
+ if (retval == KRB5_KT_NOTFOUND)
+ retval = krb5_kt_read_service_key(context, (char *)keytab,
+ principal, kvno,
+ ENCTYPE_DES_CBC_MD5, &key);
+ if (retval == KRB5_KT_NOTFOUND)
+ retval = krb5_kt_read_service_key(context, (char *)keytab,
+ principal, kvno,
+ ENCTYPE_DES_CBC_MD4, &key);
+
+ if (retval == KRB5_KT_NOTFOUND) {
+ char * princname = NULL;
+
+ krb5_unparse_name(context, principal, &princname);
+
+ afs_com_err("asetkey", retval,
+ "for keytab entry with Principal %s, kvno %u, "
+ "DES-CBC-CRC/MD5/MD4",
+ princname ? princname : princ, kvno);
+ exit(1);
+ }
+
+ if (retval != 0) {
+ afs_com_err("asetkey", retval, "while extracting AFS service key");
+ exit(1);
+ }
+
+ if (deref_key_length(key) != 8) {
+ fprintf(stderr, "Key length should be 8, but is really %u!\n",
+ (unsigned int)deref_key_length(key));
+ exit(1);
+ }
+
+ rx_opaque_populate(&buffer, deref_key_contents(key), deref_key_length(key));
+
+ typedKey = afsconf_typedKey_new(afsconf_rxkad, kvno, 0, &buffer);
+ rx_opaque_freeContents(&buffer);
+ krb5_free_principal(context, principal);
+ krb5_free_keyblock(context, key);
+ return typedKey;
+}
+
+static void
+addKey(struct afsconf_dir *dir, int argc, char **argv) {
+ struct afsconf_typedKey *typedKey;
+ int type;
+ int kvno;
+ int code;
+
+ switch (argc) {
+ case 4:
+ typedKey = keyFromCommandLine(afsconf_rxkad, atoi(argv[2]), 0,
+ argv[3], 8);
+ break;
+ case 5:
+ typedKey = keyFromKeytab(atoi(argv[2]), argv[3], argv[4]);
+ break;
+ case 6:
+ type = stringToType(argv[2]);
+ kvno = atoi(argv[3]);
+ if (type == afsconf_rxkad) {
+ typedKey = keyFromCommandLine(afsconf_rxkad, kvno, 0, argv[5], 8);
+ }
+ break;
+ default:
+ fprintf(stderr, "%s add: usage is '%s add <kvno> <keyfile> "
+ "<princ>\n", argv[0], argv[0]);
+ fprintf(stderr, "\tOR\n\t%s add <kvno> <key>\n", argv[0]);
+ fprintf(stderr, "\tOR\n\t%s add <type> <kvno> <subtype> <key>\n",
+ argv[0]);
+ fprintf(stderr, "\t\tEx: %s add 0 \"80b6a7cd7a9dadb6\"\n", argv[0]);
+ exit(1);
+ }
+ code = afsconf_AddTypedKey(dir, typedKey, 1);
+ afsconf_typedKey_put(&typedKey);
+ if (code) {
+ afs_com_err("asetkey", code, "while adding new key");
+ exit(1);
+ }
+}
+
+static void
+deleteKey(struct afsconf_dir *dir, int argc, char **argv)
+{
+ int kvno;
+ int code;
+
+ if (argc != 3) {
+ fprintf(stderr, "%s delete: usage is '%s delete <kvno>\n",
+ argv[0], argv[0]);
+ exit(1);
+ }
+ kvno = atoi(argv[2]);
+ code = afsconf_DeleteKey(dir, kvno);
+ if (code) {
+ afs_com_err(argv[0], code, "while deleting key %d", kvno);
+ exit(1);
+ }
+}
+
+static void
+listKey(struct afsconf_dir *dir, int argc, char **argv)
+{
+ struct afsconf_typedKeyList *keys;
+ int i;
+ int code;
+
+ code = afsconf_GetAllKeys(dir, &keys);
+ if (code) {
+ afs_com_err("asetkey", code, "while retrieving keys");
+ exit(1);
+ }
+ for (i = 0; i < keys->nkeys; i++) {
+ afsconf_keyType type;
+ int kvno;
+ int minorType;
+ struct rx_opaque *keyMaterial;
+
+ afsconf_typedKey_values(keys->keys[i], &type, &kvno, &minorType,
+ &keyMaterial);
+ switch(type) {
+ case afsconf_rxkad:
+ if (kvno != -1) {
+ printf("rxkad\tkvno %4d: key is: ", kvno);
+ printKey(keyMaterial);
+ }
+ break;
+ default:
+ printf("unknown(%d)\tkvno %4d subtype %d key is: ", type,
+ kvno, minorType);
+ printKey(keyMaterial);
+ break;
+ }
+ }
+ printf("All done.\n");
+}
+
int
main(int argc, char *argv[])
{
struct afsconf_dir *tdir;
- register long code;
const char *confdir;
if (argc == 1) {
fprintf(stderr, "%s: usage is '%s <opcode> options, e.g.\n",
argv[0], argv[0]);
fprintf(stderr, "\t%s add <kvno> <keyfile> <princ>\n", argv[0]);
+ fprintf(stderr, "\tOR\n\t%s add <kvno> <key>\n", argv[0]);
+ fprintf(stderr, "\tOR\n\t%s add <type> <kvno> <subtype> <key>\n",
+ argv[0]);
+ fprintf(stderr, "\t\tEx: %s add 0 \"80b6a7cd7a9dadb6\"\n", argv[0]);
fprintf(stderr, "\t%s delete <kvno>\n", argv[0]);
fprintf(stderr, "\t%s list\n", argv[0]);
exit(1);
exit(1);
}
if (strcmp(argv[1], "add")==0) {
- krb5_context context;
- krb5_principal principal;
- krb5_keyblock *key;
- krb5_error_code retval;
- int kvno;
-
- if (argc != 5) {
- fprintf(stderr, "%s add: usage is '%s add <kvno> <keyfile> "
- "<princ>\n", argv[0], argv[0]);
- exit(1);
- }
-
- krb5_init_context(&context);
-
- kvno = atoi(argv[2]);
- retval = krb5_parse_name(context, argv[4], &principal);
- if (retval != 0) {
- com_err(argv[0], retval, "while parsing AFS principal");
- exit(1);
- }
- retval = krb5_kt_read_service_key(context, argv[3], principal, kvno,
- ENCTYPE_DES_CBC_CRC, &key);
- if (retval != 0) {
- com_err(argv[0], retval, "while extracting AFS service key");
- exit(1);
- }
-
- if (key->length != 8) {
- fprintf(stderr, "Key length should be 8, but is really %d!\n",
- key->length);
- exit(1);
- }
-
- code = afsconf_AddKey(tdir, kvno, (char *) key->contents, 1);
- if (code) {
- fprintf(stderr, "%s: failed to set key, code %d.\n", argv[0], code);
- exit(1);
- }
- krb5_free_principal(context, principal);
- krb5_free_keyblock(context, key);
+ addKey(tdir, argc, argv);
}
else if (strcmp(argv[1], "delete")==0) {
- long kvno;
- if (argc != 3) {
- fprintf(stderr, "%s delete: usage is '%s delete <kvno>\n",
- argv[0], argv[0]);
- exit(1);
- }
- kvno = atoi(argv[2]);
- code = afsconf_DeleteKey(tdir, kvno);
- if (code) {
- fprintf(stderr, "%s: failed to delete key %d, (code %d)\n",
- argv[0], kvno, code);
- exit(1);
- }
+ deleteKey(tdir, argc, argv);
}
else if (strcmp(argv[1], "list") == 0) {
- struct afsconf_keys tkeys;
- register int i, j;
-
- code = afsconf_GetKeys(tdir, &tkeys);
- if (code) {
- fprintf(stderr, "%s: failed to get keys, code %d\n", argv[0], code);
- exit(1);
- }
- for(i=0;i<tkeys.nkeys;i++) {
- if (tkeys.key[i].kvno != -1) {
- printf("kvno %4d: key is: ", tkeys.key[i].kvno);
- for (j = 0; j < 8; j++)
- printf("%02x", (unsigned char) tkeys.key[i].key[j]);
- printf("\n");
- }
- }
- printf("All done.\n");
+ listKey(tdir, argc, argv);
+
}
else {
fprintf(stderr, "%s: unknown operation '%s', type '%s' for "
git://git.openafs.org / openafs.git / blobdiff