]>
Commit | Line | Data |
---|---|---|
7ac48069 | 1 | /* $Id$ |
2 | * | |
3 | * This code handles the actual distribution of data files | |
4 | * to servers in the Moira server-update program. | |
5 | * | |
6 | * Copyright (C) 1987-1998 by the Massachusetts Institute of Technology. | |
7 | * For copying and distribution information, please see the file | |
8 | * <mit-copyright.h>. | |
de56407f | 9 | */ |
10 | ||
546bc43b | 11 | #include <mit-copyright.h> |
7ac48069 | 12 | #include <moira.h> |
13 | #include "update.h" | |
14 | ||
85330553 | 15 | #include <errno.h> |
de56407f | 16 | #include <stdio.h> |
85330553 | 17 | #include <stdlib.h> |
802b0f62 | 18 | #include <string.h> |
7ac48069 | 19 | |
20 | #include <des.h> | |
de56407f | 21 | #include <krb.h> |
991417e4 | 22 | #include <krb5.h> |
de56407f | 23 | |
7ac48069 | 24 | RCSID("$Header$"); |
de56407f | 25 | |
85330553 | 26 | extern des_cblock session; |
8ae70e8f | 27 | extern char *whoami; |
991417e4 | 28 | extern krb5_context context; |
29 | ||
30 | int mr_send_krb5_auth(int conn, char *host_name) | |
31 | { | |
32 | krb5_data auth; | |
33 | int code; | |
34 | long response; | |
35 | ||
36 | memset(&auth, 0, sizeof(auth)); | |
37 | ||
38 | code = get_mr_krb5_update_ticket(host_name, &auth); | |
39 | if (code) | |
40 | goto out; | |
41 | code = send_string(conn, "AUTH_003", 9); | |
42 | if (code) | |
43 | goto out; | |
44 | code = recv_int(conn, &response); | |
45 | if (code) | |
46 | goto out; | |
47 | if (response) | |
48 | { | |
49 | /* Talking to a server that doesn't do AUTH_003 */ | |
50 | krb5_free_data_contents(context, &auth); | |
51 | return response; | |
52 | } | |
53 | code = send_string(conn, (char *)auth.data, auth.length); | |
54 | if (code) | |
55 | goto out; | |
56 | code = recv_int(conn, &response); | |
57 | if (code) | |
58 | goto out; | |
59 | if (response) | |
60 | { | |
61 | krb5_free_data_contents(context, &auth); | |
62 | return response; | |
63 | } | |
64 | ||
65 | return MR_SUCCESS; | |
66 | ||
67 | out: | |
68 | krb5_free_data_contents(context, &auth); | |
69 | return code; | |
70 | } | |
de56407f | 71 | |
4e3b3c65 | 72 | int mr_send_auth(int conn, char *host_name) |
de56407f | 73 | { |
5eaef520 | 74 | KTEXT_ST ticket_st; |
85330553 | 75 | int code, auth_version = 2; |
76 | long response; | |
5eaef520 | 77 | |
85330553 | 78 | code = get_mr_update_ticket(host_name, &ticket_st); |
5eaef520 | 79 | if (code) |
80 | return code; | |
85330553 | 81 | code = send_string(conn, "AUTH_002", 9); |
5eaef520 | 82 | if (code) |
85330553 | 83 | return code; |
84 | code = recv_int(conn, &response); | |
5eaef520 | 85 | if (code) |
85330553 | 86 | return code; |
5eaef520 | 87 | if (response) |
88 | { | |
85330553 | 89 | code = send_string(conn, "AUTH_001", 9); |
5eaef520 | 90 | if (code) |
85330553 | 91 | return code; |
92 | code = recv_int(conn, &response); | |
5eaef520 | 93 | if (code) |
85330553 | 94 | return code; |
5eaef520 | 95 | if (response) |
96 | return response; | |
97 | auth_version = 1; | |
de56407f | 98 | } |
85330553 | 99 | code = send_string(conn, (char *)ticket_st.dat, ticket_st.length); |
5eaef520 | 100 | if (code) |
85330553 | 101 | return code; |
102 | code = recv_int(conn, &response); | |
5eaef520 | 103 | if (code) |
85330553 | 104 | return code; |
5eaef520 | 105 | if (response) |
106 | return response; | |
107 | ||
108 | if (auth_version == 2) | |
109 | { | |
110 | des_key_schedule sched; | |
111 | C_Block enonce; | |
85330553 | 112 | char *data; |
113 | size_t size; | |
5eaef520 | 114 | |
85330553 | 115 | code = recv_string(conn, &data, &size); |
5eaef520 | 116 | if (code) |
85330553 | 117 | return code; |
5eaef520 | 118 | des_key_sched(session, sched); |
85330553 | 119 | des_ecb_encrypt(data, enonce, sched, 1); |
120 | free(data); | |
121 | code = send_string(conn, (char *)enonce, sizeof(enonce)); | |
5eaef520 | 122 | if (code) |
85330553 | 123 | return code; |
124 | code = recv_int(conn, &response); | |
5eaef520 | 125 | if (code) |
85330553 | 126 | return code; |
5eaef520 | 127 | if (response) |
128 | return response; | |
be86b0c2 | 129 | } |
130 | ||
5eaef520 | 131 | return MR_SUCCESS; |
de56407f | 132 | } |
133 | ||
4e3b3c65 | 134 | int mr_execute(int conn, char *path) |
de56407f | 135 | { |
85330553 | 136 | long response; |
137 | char *data; | |
44d12d58 | 138 | int code; |
5eaef520 | 139 | |
85330553 | 140 | data = malloc(10 + strlen(path)); |
141 | if (!data) | |
142 | return ENOMEM; | |
143 | sprintf(data, "EXEC_002 %s", path); | |
144 | code = send_string(conn, data, strlen(data) + 1); | |
145 | free(data); | |
5eaef520 | 146 | if (code) |
85330553 | 147 | return code; |
148 | code = recv_int(conn, &response); | |
5eaef520 | 149 | if (code) |
85330553 | 150 | return code; |
5eaef520 | 151 | if (response) |
152 | return response; | |
85330553 | 153 | |
5eaef520 | 154 | return MR_SUCCESS; |
de56407f | 155 | } |
156 | ||
4e3b3c65 | 157 | void mr_send_quit(int conn) |
85330553 | 158 | { |
159 | send_string(conn, "quit", 5); | |
160 | } | |
161 | ||
162 | void fail(int conn, int err, char *msg) | |
de56407f | 163 | { |
8ae70e8f | 164 | com_err(whoami, err, msg); |
85330553 | 165 | return; |
de56407f | 166 | } |