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Commit | Line | Data |
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013096e5 | 1 | /* $Id$ |
2 | * | |
3 | * Random client utilities. | |
4 | * | |
5 | * Copyright (C) 1999 by the Massachusetts Institute of Technology | |
6 | * For copying and distribution information, please see the file | |
7 | * <mit-copyright.h>. | |
8 | */ | |
9 | ||
10 | #include <mit-copyright.h> | |
11 | #include <moira.h> | |
12 | #include <mrclient.h> | |
13 | ||
14 | #include <stdlib.h> | |
15 | #include <stdio.h> | |
16 | ||
17 | #include <com_err.h> | |
18 | #include <krb.h> | |
19 | ||
20 | RCSID("$Header$"); | |
21 | ||
22 | extern char *whoami; | |
23 | ||
4342cf40 | 24 | int mrcl_connect(char *server, char *client, int version, int auth) |
013096e5 | 25 | { |
26 | int status; | |
27 | char *motd; | |
28 | ||
29 | status = mr_connect(server); | |
30 | if (status) | |
31 | { | |
32 | com_err(whoami, status, "while connecting to Moira"); | |
33 | return MRCL_FAIL; | |
34 | } | |
35 | ||
36 | status = mr_motd(&motd); | |
37 | if (status) | |
38 | { | |
39 | mr_disconnect(); | |
40 | com_err(whoami, status, "while checking server status"); | |
41 | return MRCL_FAIL; | |
42 | } | |
43 | if (motd) | |
44 | { | |
45 | fprintf(stderr, "The Moira server is currently unavailable:\n%s\n", | |
46 | motd); | |
47 | mr_disconnect(); | |
48 | return MRCL_FAIL; | |
49 | } | |
50 | ||
4342cf40 | 51 | status = mr_version(version); |
52 | if (status) | |
53 | { | |
54 | if (status == MR_UNKNOWN_PROC) | |
55 | { | |
56 | if (version > 2) | |
57 | status == MR_VERSION_HIGH; | |
58 | else | |
59 | status == MR_SUCCESS; | |
60 | } | |
61 | ||
62 | if (status == MR_VERSION_HIGH) | |
63 | { | |
64 | com_err(whoami, 0, "Warning: This client is running newer code than the server."); | |
65 | com_err(whoami, 0, "Some operations may not work."); | |
66 | } | |
67 | else if (status != MR_VERSION_LOW) | |
68 | { | |
69 | com_err(whoami, status, "while setting query version number."); | |
70 | mr_disconnect(); | |
71 | return MRCL_FAIL; | |
72 | } | |
73 | } | |
74 | ||
013096e5 | 75 | if (auth) |
76 | { | |
77 | status = mr_auth(client); | |
78 | if (status) | |
79 | { | |
80 | com_err(whoami, status, "while authenticating to Moira."); | |
81 | mr_disconnect(); | |
82 | return MRCL_AUTH_ERROR; | |
83 | } | |
84 | } | |
85 | ||
86 | return MRCL_SUCCESS; | |
87 | } | |
88 | ||
89 | char *mrcl_krb_user(void) | |
90 | { | |
91 | int status; | |
92 | static char pname[ANAME_SZ]; | |
93 | ||
94 | status = tf_init(TKT_FILE, R_TKT_FIL); | |
95 | if (status == KSUCCESS) | |
96 | { | |
97 | status = tf_get_pname(pname); | |
98 | tf_close(); | |
99 | } | |
100 | ||
101 | if (status != KSUCCESS) | |
102 | { | |
103 | /* In case mr_init hasn't been called yet. */ | |
104 | initialize_krb_error_table(); | |
105 | com_err(whoami, status, "reading Kerberos ticket file."); | |
106 | return NULL; | |
107 | } | |
108 | ||
109 | return pname; | |
110 | } |