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eab30d01 | 1 | /* |
2 | * $Source$ | |
3 | * $Author$ | |
4 | * $Header$ | |
5 | * | |
6 | * Copyright (C) 1987 by the Massachusetts Institute of Technology | |
7 | * | |
eab30d01 | 8 | */ |
9 | ||
5dbd09a0 | 10 | #include <sys/types.h> |
11 | #include <sys/uio.h> | |
12 | #include <sys/socket.h> | |
13 | #include <netinet/in.h> | |
d548a4e7 | 14 | #include "mr_proto.h" |
15 | #include <moira_site.h> | |
0311b667 | 16 | #include <krb.h> |
03c05291 | 17 | #include <com_err.h> |
18 | #include <stdlib.h> | |
98a7b0ee | 19 | #include <stdarg.h> |
5dbd09a0 | 20 | |
c27b3454 | 21 | typedef struct returned_tuples { |
5eaef520 | 22 | struct returned_tuples *next; |
23 | OPERATION op; | |
24 | mr_params *retval; | |
c27b3454 | 25 | } returned_tuples; |
5dbd09a0 | 26 | |
0311b667 | 27 | /* |
28 | * This should be in the kerberos header file. | |
29 | */ | |
30 | ||
31 | struct krbname { | |
5eaef520 | 32 | char name[ANAME_SZ]; |
33 | char inst[INST_SZ]; | |
34 | char realm[REALM_SZ]; | |
0311b667 | 35 | }; |
36 | ||
37 | /* | |
38 | * This structure holds all per-client information; one of these is | |
39 | * allocated for each active client. | |
40 | */ | |
5d354f89 | 41 | |
0fa91a0a | 42 | typedef struct _client { |
5eaef520 | 43 | OPERATION pending_op; /* Primary pending operation */ |
44 | CONNECTION con; /* Connection to the client */ | |
45 | int action; /* what action is pending? */ | |
46 | mr_params *args, reply; | |
47 | int id; /* Unique id of client */ | |
48 | struct sockaddr_in haddr; /* IP address of client */ | |
49 | char clname[MAX_K_NAME_SZ]; /* Name client authenticated to */ | |
50 | struct krbname kname; /* Parsed version of the above */ | |
51 | int users_id; /* MR internal ID of authenticated user */ | |
52 | int client_id; /* MR internal ID of client for modby field */ | |
53 | returned_tuples *first, *last; | |
54 | time_t last_time_used; /* Last time connection used */ | |
55 | char entity[9]; /* entity on other end of the connection */ | |
0fa91a0a | 56 | } client; |
57 | ||
58 | /* | |
59 | * States | |
60 | */ | |
61 | ||
62 | #define CL_DEAD 0 | |
63 | #define CL_STARTING 1 | |
64 | ||
65 | /* | |
66 | * Actions. | |
67 | */ | |
68 | ||
69 | #define CL_ACCEPT 0 | |
70 | #define CL_RECEIVE 1 | |
71 | #define CL_SEND 2 | |
72 | ||
0311b667 | 73 | extern char *krb_realm; |
16904979 | 74 | |
75 | /* | |
76 | * Debugging options. | |
77 | */ | |
78 | ||
79 | extern int log_flags; | |
80 | ||
81 | #define LOG_CONNECT 0x0001 | |
82 | #define LOG_REQUESTS 0x0002 | |
83 | #define LOG_ARGS 0x0004 | |
84 | #define LOG_RESP 0x0008 | |
85 | #define LOG_RES 0x0010 | |
15516f43 | 86 | #define LOG_VALID 0x0020 |
5264ec89 | 87 | #define LOG_SQL 0x0040 |
88 | #define LOG_GDSS 0x0080 | |
16904979 | 89 | |
90052a6f | 90 | |
91 | /* max length of query argument allowed */ | |
9608e722 | 92 | #define ARGLEN 257 |
58e1747c | 93 | /* Used to setup static argv, maximum argc */ |
bf78bafe | 94 | #define QMAXARGS 22 |
7a2ebcdf | 95 | |
96 | /* statistics on number of queries by version number */ | |
97 | extern int newqueries, oldqueries; | |
98 | ||
fcd67f6a | 99 | /* Maximum and minimum values that will ever be chosen for IDs */ |
3c8eca90 | 100 | #define MAX_ID_VALUE 31999 |
fcd67f6a | 101 | #define MIN_ID_VALUE 100 |
87f17989 | 102 | |
103 | /* Sleepy states for the server! */ | |
104 | #define AWAKE 0 | |
105 | #define SLEEPY 1 | |
106 | #define ASLEEP 2 | |
107 | #define GROGGY 3 | |
108 | extern int dormant; | |
109 | ||
13f6b8bb | 110 | /* state for the incremental update system */ |
111 | extern int inc_running, inc_pid; | |
112 | extern time_t inc_started, now; | |
113 | #define INC_TIMEOUT (3 * 60) /* 3 minutes */ | |
03c05291 | 114 | |
115 | ||
116 | #define SQL_NO_MATCH 1403 /* oracle, not ingres (= 100) */ | |
117 | ||
118 | /* prototypes from gdb */ | |
119 | int gdb_init(void); | |
120 | int gdb_debug(int flag); | |
121 | void start_accepting_client(CONNECTION, OPERATION, CONNECTION *, | |
5eaef520 | 122 | char *, int *, TUPLE *); |
03c05291 | 123 | int initialize_operation(OPERATION, int (*init_function)(), char *, |
124 | int (*cancel_function)()); | |
125 | int reset_operation(OPERATION); | |
126 | int delete_operation(OPERATION); | |
127 | int start_replying_to_client(OPERATION, CONNECTION, int, char *, char *); | |
128 | int op_select(LIST_OF_OPERATIONS, int, fd_set *, fd_set *, fd_set *, | |
129 | struct timeval *); | |
130 | ||
131 | /* prototypes from libmoira */ | |
132 | struct save_queue *sq_create(void); | |
960b073b | 133 | int sq_save_data(struct save_queue *sq, void *data); |
134 | int sq_save_unique_data(struct save_queue *sq, void *data); | |
135 | int sq_save_args(int argc, void *argv[], struct save_queue *sq); | |
03c05291 | 136 | int sq_get_data(struct save_queue *sq, void *data); |
137 | int sq_remove_data(struct save_queue *sq, void *data); | |
138 | int sq_empty(struct save_queue *sq); | |
139 | void sq_destroy(struct save_queue *sq); | |
140 | ||
141 | void send_zgram(char *instance, char *buf); | |
142 | void critical_alert(char *, char *, ...); | |
143 | void mr_destroy_reply(mr_params *reply); | |
144 | int gdss2et(int); | |
145 | ||
146 | /* prototypes from increment.dc */ | |
147 | void incremental_init(void); | |
148 | void next_incremental(void); | |
149 | void incremental_update(void); | |
150 | void incremental_flush(void); | |
151 | ||
152 | /* prototypes from qrtn.dc */ | |
153 | void dbmserr(void); | |
154 | void dosql(char *buffers[]); | |
155 | int mr_open_database(void); | |
156 | void mr_close_database(void); | |
157 | int mr_process_query(client *cl, char *name, int argc, char *argv_ro[], | |
158 | int (*action)(), char *actarg); | |
159 | int mr_check_access(client *cl, char *name, int argc, char *argv_ro[]); | |
160 | void sanity_check_queries(void); | |
161 | int set_krb_mapping(char *name, char *login, int ok, int *kid, int *uid); | |
f3c08a60 | 162 | int find_member(char *list_type, int list_id, client *cl); |
03c05291 | 163 | int do_for_all_rows(char *query, int count, int (*action)(), int actarg); |
164 | int build_qual(char *fmt, int argc, char *argv[], char *qual); | |
165 | ||
166 | ||
167 | /* prototyoes from qsupport.dc */ | |
168 | int set_pop_usage(int id, int cnt); | |
169 | ||
170 | /* prototypes from qvalidate.dc */ | |
171 | void sanity_check_database(void); | |
172 | int add_string(char *name); | |
173 | int convert_wildcards(char *arg); | |
174 | ||
175 | /* prototypes from mr_main.c */ | |
176 | void clist_delete(client *cp); | |
177 | ||
178 | /* prototypes from mr_sauth.c */ | |
179 | void do_auth(client *cl); | |
180 | ||
181 | /* prototypes from mr_scall.c */ | |
182 | void do_client(client *cp); | |
183 | int trigger_dcm(int dummy0, int dummy1, client *cl); | |
184 | ||
185 | /* prototypes from mr_shutdown.c */ | |
186 | void sigshut(int); | |
187 | void do_shutdown(client *cl); | |
188 | ||
189 | /* prototypes from mr_util.c */ | |
190 | char *requote(char *buf, char *cp, int len); | |
191 | void log_args(char *tag, int version, int argc, char **argv); | |
98a7b0ee | 192 | void mr_com_err(const char *whoami, long code, const char *fmt, va_list pvar); |
03c05291 | 193 | int mr_trim_args(int argc, char **argv); |
194 | char **mr_copy_args(char **argv, int argc); |