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Commit | Line | Data |
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ff4ac895 | 1 | /* $Header$ |
2 | * | |
3 | * This generates the network table. | |
4 | * | |
5 | * (c) Copyright 1994 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> | |
5eaef520 | 11 | #include <errno.h> |
ff4ac895 | 12 | #include <stdio.h> |
13 | #include <moira.h> | |
14 | #include <sys/types.h> | |
15 | #include <sys/stat.h> | |
16 | #include <sys/time.h> | |
9c04b191 | 17 | #include <netinet/in.h> |
ff4ac895 | 18 | |
19 | EXEC SQL INCLUDE sqlca; | |
20 | ||
ff4ac895 | 21 | char *whoami = "network.gen"; |
9c04b191 | 22 | char *db = "moira/moira"; |
ff4ac895 | 23 | |
5eaef520 | 24 | int main(int argc, char **argv) |
ff4ac895 | 25 | { |
5eaef520 | 26 | FILE *out = stdout; |
27 | char *outf = NULL, outft[64], *p, buf[256]; | |
28 | struct stat sb; | |
29 | struct timeval now; | |
30 | struct in_addr addr; | |
31 | int flag1, i; | |
32 | EXEC SQL BEGIN DECLARE SECTION; | |
33 | int id, saddr; | |
34 | char name[65], description[65]; | |
35 | EXEC SQL END DECLARE SECTION; | |
ff4ac895 | 36 | |
5eaef520 | 37 | EXEC SQL CONNECT :db; |
ff4ac895 | 38 | |
5eaef520 | 39 | if (argc == 2) |
40 | { | |
41 | if (stat(argv[1], &sb) == 0) | |
42 | { | |
43 | if (ModDiff(&flag1, "subnet", sb.st_mtime)) | |
44 | exit(MR_DATE); | |
45 | if (flag1 < 0) | |
46 | { | |
47 | fprintf(stderr, "File %s does not need to be rebuilt.\n", | |
48 | argv[1]); | |
49 | exit(MR_NO_CHANGE); | |
50 | } | |
ff4ac895 | 51 | } |
5eaef520 | 52 | outf = argv[1]; |
53 | sprintf(outft, "%s~", outf); | |
54 | if (!(out = fopen(outft, "w"))) | |
55 | { | |
56 | fprintf(stderr, "unable to open %s for output\n", outf); | |
57 | exit(MR_OCONFIG); | |
ff4ac895 | 58 | } |
ff4ac895 | 59 | } |
5eaef520 | 60 | else if (argc != 1) |
61 | { | |
62 | fprintf(stderr, "usage: %s [outfile]\n", argv[0]); | |
63 | exit(MR_ARGS); | |
64 | } | |
65 | else | |
66 | outf = NULL; | |
67 | ||
68 | EXEC SQL WHENEVER SQLERROR GOTO sqlerr; | |
ff4ac895 | 69 | |
5eaef520 | 70 | gettimeofday(&now, NULL); |
ff4ac895 | 71 | |
5eaef520 | 72 | fprintf(out, "; MIT Network Table\n;\n"); |
73 | fprintf(out, "; \t%cAuthor: $\n", '$'); | |
74 | fprintf(out, "; \t%cDate: $\n", '$'); | |
75 | fprintf(out, "; \t%cRevision: $\n;\n", '$'); | |
76 | fprintf(out, "; Network table generated by Moira at %s;\n", | |
77 | ctime(&now.tv_sec)); | |
ff4ac895 | 78 | |
5eaef520 | 79 | EXEC SQL DECLARE x CURSOR FOR SELECT |
80 | name, snet_id, saddr, description | |
81 | FROM subnet ORDER BY saddr; | |
82 | EXEC SQL OPEN x; | |
83 | while (1) | |
84 | { | |
85 | EXEC SQL FETCH x INTO :name, :id, :saddr, :description; | |
86 | if (sqlca.sqlcode) | |
87 | break; | |
88 | if (id == 0) | |
89 | continue; | |
90 | if (!*strtrim(name)) | |
91 | continue; | |
92 | addr.s_addr = htonl(saddr); | |
93 | fprintf(out, "NETWORK : %-16.16s : %-12.12s : %s\n", name, | |
94 | inet_ntoa(addr), strtrim(description)); | |
ff4ac895 | 95 | } |
96 | ||
5eaef520 | 97 | EXEC SQL CLOSE x; |
9c04b191 | 98 | |
5eaef520 | 99 | EXEC SQL COMMIT; |
ff4ac895 | 100 | |
5eaef520 | 101 | fprintf(out, "; End of automatically generated network table\n"); |
102 | if (fclose(out)) | |
103 | { | |
104 | perror("close failed"); | |
105 | exit(MR_CCONFIG); | |
ff4ac895 | 106 | } |
5eaef520 | 107 | if (outf) |
108 | fix_file(outf); | |
109 | exit(MR_SUCCESS); | |
ff4ac895 | 110 | |
5eaef520 | 111 | sqlerr: |
112 | db_error(sqlca.sqlcode); | |
113 | exit(MR_DBMS_ERR); | |
ff4ac895 | 114 | } |