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Commit | Line | Data |
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7ac48069 | 1 | /* $Id $ |
2 | * | |
3 | * This is the file main.c for the Moira Client, which allows users | |
59ec8dae | 4 | * to quickly and easily maintain most parts of the Moira database. |
1931dc22 | 5 | * It Contains: The main driver for the Moira Client. |
5eaef520 | 6 | * |
08345b74 | 7 | * Created: 4/12/88 |
8 | * By: Chris D. Peterson | |
9 | * | |
7ac48069 | 10 | * Copyright (C) 1988-1998 by the Massachusetts Institute of Technology. |
11 | * For copying and distribution information, please see the file | |
12 | * <mit-copyright.h>. | |
08345b74 | 13 | */ |
14 | ||
7ac48069 | 15 | #include <mit-copyright.h> |
16 | #include <moira.h> | |
17 | #include "defs.h" | |
18 | #include "f_defs.h" | |
19 | #include "globals.h" | |
20 | ||
08345b74 | 21 | #include <pwd.h> |
22 | #include <signal.h> | |
23 | #include <stdio.h> | |
f071d8a7 | 24 | #include <string.h> |
7ac48069 | 25 | #include <unistd.h> |
08345b74 | 26 | |
7ac48069 | 27 | RCSID("$Header$"); |
28 | ||
29 | static void ErrorExit(char *buf, int status); | |
30 | static void Usage(void); | |
31 | static void Signal_Handler(void); | |
32 | static void CatchInterrupt(void); | |
08345b74 | 33 | |
5eaef520 | 34 | char *whoami; /* used by menu.c ugh!!! */ |
35 | char *moira_server; | |
facd6784 | 36 | int interrupt = 0; |
85ca828a | 37 | |
8defc06b | 38 | extern Menu moira_top_menu, list_menu, user_menu, dcm_menu; |
85ca828a | 39 | |
08345b74 | 40 | Bool use_menu = TRUE; /* whether or not we are using a menu. */ |
41 | ||
42 | /* Function Name: main | |
1931dc22 | 43 | * Description: The main driver for the Moira Client. |
08345b74 | 44 | * Arguments: argc, argv - standard command line args. |
45 | * Returns: doesn't return. | |
46 | */ | |
47 | ||
5eaef520 | 48 | void main(int argc, char **argv) |
08345b74 | 49 | { |
5eaef520 | 50 | int status; |
51 | Menu *menu; | |
52 | char *motd, **arg; | |
53 | struct sigaction act; | |
54 | ||
55 | if (!(user = getlogin())) | |
56 | user = getpwuid(getuid())->pw_name; | |
7ac48069 | 57 | user = (user && strlen(user)) ? strdup(user) : ""; |
5eaef520 | 58 | |
59 | if (!(program_name = strrchr(argv[0], '/'))) | |
60 | program_name = argv[0]; | |
61 | else | |
62 | program_name++; | |
7ac48069 | 63 | program_name = strdup(program_name); |
64 | whoami = strdup(program_name); /* used by menu.c, ugh !!! */ | |
5eaef520 | 65 | |
66 | verbose = TRUE; | |
67 | arg = argv; | |
68 | moira_server = NULL; | |
69 | ||
70 | while (++arg - argv < argc) | |
71 | { | |
72 | if (**arg == '-') | |
73 | { | |
74 | if (!strcmp(*arg, "-nomenu")) | |
75 | use_menu = FALSE; | |
76 | else if (!strcmp(*arg, "-menu")) | |
77 | use_menu = TRUE; | |
78 | else if (!strcmp(*arg, "-db")) | |
79 | { | |
80 | if (arg - argv < argc - 1) | |
81 | { | |
576becad | 82 | ++arg; |
1931dc22 | 83 | moira_server = *arg; |
5eaef520 | 84 | } else |
7ac48069 | 85 | Usage(); |
5eaef520 | 86 | } |
87 | else | |
7ac48069 | 88 | Usage(); |
576becad | 89 | } |
08345b74 | 90 | } |
85ca828a | 91 | |
5eaef520 | 92 | if ((status = mr_connect(moira_server))) |
93 | ErrorExit("\nConnection to Moira server failed", status); | |
94 | ||
95 | if ((status = mr_motd(&motd))) | |
96 | ErrorExit("\nUnable to check server status", status); | |
97 | if (motd) | |
98 | { | |
99 | fprintf(stderr, "The Moira server is currently unavailable:\n%s\n", | |
100 | motd); | |
101 | mr_disconnect(); | |
102 | exit(1); | |
262ca740 | 103 | } |
104 | ||
5eaef520 | 105 | if ((status = mr_auth(program_name))) |
106 | { | |
107 | if (status == MR_USER_AUTH) | |
108 | { | |
109 | char buf[BUFSIZ]; | |
110 | com_err(program_name, status, "\nPress [RETURN] to continue"); | |
111 | fgets(buf, BUFSIZ, stdin); | |
112 | } | |
113 | else | |
114 | { | |
71ca689a | 115 | if (status >= ERROR_TABLE_BASE_krb && |
116 | status <= ERROR_TABLE_BASE_krb + 256) | |
117 | ErrorExit("\nAuthorization failed -- please run kinit", status); | |
118 | else | |
119 | ErrorExit("\nAuthorization failed.", status); | |
120 | } | |
1931dc22 | 121 | } |
08345b74 | 122 | |
5eaef520 | 123 | /* |
124 | * These signals should not be set until just before we fire up the menu | |
125 | * system. | |
126 | */ | |
127 | ||
128 | sigemptyset(&act.sa_mask); | |
129 | act.sa_flags = 0; | |
7ac48069 | 130 | act.sa_handler = Signal_Handler; |
5eaef520 | 131 | sigaction(SIGHUP, &act, NULL); |
132 | sigaction(SIGQUIT, &act, NULL); | |
133 | if (use_menu) | |
134 | sigaction(SIGINT, &act, NULL); | |
135 | else | |
136 | { | |
7ac48069 | 137 | act.sa_handler = CatchInterrupt; |
5eaef520 | 138 | sigaction(SIGINT, &act, NULL); |
f071d8a7 | 139 | } |
5eaef520 | 140 | |
141 | initialize_gdss_error_table(); | |
142 | ||
143 | if (!strcmp(program_name, "listmaint")) | |
144 | menu = &list_menu; | |
145 | else if (!strcmp(program_name, "usermaint")) | |
146 | menu = &user_menu; | |
147 | else if (!strcmp(program_name, "dcmmaint")) | |
148 | menu = &dcm_menu; | |
149 | else | |
150 | menu = &moira_top_menu; | |
151 | ||
152 | if (use_menu) /* Start menus that execute program */ | |
153 | { | |
154 | Start_paging(); | |
155 | Start_menu(menu); | |
156 | Stop_paging(); | |
08345b74 | 157 | } |
5eaef520 | 158 | else /* Start program without menus. */ |
159 | Start_no_menu(menu); | |
08345b74 | 160 | |
5eaef520 | 161 | mr_disconnect(); |
162 | exit(0); | |
08345b74 | 163 | } |
164 | ||
461c03b6 | 165 | /* Function Name: ErrorExit |
08345b74 | 166 | * Description: This function does the error handling and exits. |
167 | * Arguments: buf - the error message to print. | |
168 | * status - the error code. | |
169 | * Returns: doesn't return. | |
170 | */ | |
171 | ||
5eaef520 | 172 | static void ErrorExit(char *buf, int status) |
08345b74 | 173 | { |
5eaef520 | 174 | com_err(program_name, status, buf); |
175 | mr_disconnect(); | |
176 | exit(1); | |
08345b74 | 177 | } |
178 | ||
179 | /* Function Name: usage | |
180 | * Description: Prints usage info and then exits. | |
181 | * Arguments: none | |
182 | * Returns: doesn't return. | |
183 | */ | |
184 | ||
5eaef520 | 185 | static void Usage(void) |
08345b74 | 186 | { |
5eaef520 | 187 | fprintf(stderr, "Usage: %s [-nomenu | -menu] [-db server[:port]]\n", |
188 | program_name); | |
189 | exit(1); | |
08345b74 | 190 | } |
191 | ||
7798ebc3 | 192 | /* Function Name: Signal_Handler |
08345b74 | 193 | * Description: This function cleans up from a signal interrupt. |
194 | * Arguments: none. | |
195 | * Returns: doesn't | |
196 | */ | |
197 | ||
5eaef520 | 198 | static void Signal_Handler(void) |
08345b74 | 199 | { |
5eaef520 | 200 | Put_message("Signal caught - exiting"); |
201 | if (use_menu) | |
202 | Cleanup_menu(); | |
203 | mr_disconnect(); | |
204 | exit(1); | |
08345b74 | 205 | } |
facd6784 | 206 | |
207 | ||
5eaef520 | 208 | static void CatchInterrupt(void) |
facd6784 | 209 | { |
5eaef520 | 210 | Put_message("Interrupt! Press RETURN to continue"); |
211 | interrupt = 1; | |
facd6784 | 212 | } |