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Commit | Line | Data |
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7ac48069 | 1 | /* $Id$ |
ff4ac895 | 2 | * |
3 | * This generates the network table. | |
4 | * | |
7ac48069 | 5 | * Copyright (C) 1994-1998 by the Massachusetts Institute of Technology. |
6 | * For copying and distribution information, please see the file | |
7 | * <mit-copyright.h>. | |
ff4ac895 | 8 | */ |
9 | ||
10 | #include <mit-copyright.h> | |
ff4ac895 | 11 | #include <moira.h> |
7ac48069 | 12 | |
ff4ac895 | 13 | #include <sys/stat.h> |
7ac48069 | 14 | |
9c04b191 | 15 | #include <netinet/in.h> |
7ac48069 | 16 | #include <arpa/inet.h> |
17 | ||
18 | #include <stdio.h> | |
19 | #include <time.h> | |
20 | ||
21 | #include "util.h" | |
ff4ac895 | 22 | |
23 | EXEC SQL INCLUDE sqlca; | |
24 | ||
7ac48069 | 25 | RCSID("$Header$"); |
26 | ||
ff4ac895 | 27 | char *whoami = "network.gen"; |
9c04b191 | 28 | char *db = "moira/moira"; |
ff4ac895 | 29 | |
5eaef520 | 30 | int main(int argc, char **argv) |
ff4ac895 | 31 | { |
5eaef520 | 32 | FILE *out = stdout; |
7ac48069 | 33 | char *outf = NULL, outft[64]; |
5eaef520 | 34 | struct stat sb; |
35 | struct timeval now; | |
36 | struct in_addr addr; | |
7ac48069 | 37 | int flag1; |
5eaef520 | 38 | EXEC SQL BEGIN DECLARE SECTION; |
39 | int id, saddr; | |
40 | char name[65], description[65]; | |
41 | EXEC SQL END DECLARE SECTION; | |
ff4ac895 | 42 | |
5eaef520 | 43 | EXEC SQL CONNECT :db; |
ff4ac895 | 44 | |
5eaef520 | 45 | if (argc == 2) |
46 | { | |
47 | if (stat(argv[1], &sb) == 0) | |
48 | { | |
49 | if (ModDiff(&flag1, "subnet", sb.st_mtime)) | |
50 | exit(MR_DATE); | |
51 | if (flag1 < 0) | |
52 | { | |
53 | fprintf(stderr, "File %s does not need to be rebuilt.\n", | |
54 | argv[1]); | |
55 | exit(MR_NO_CHANGE); | |
56 | } | |
ff4ac895 | 57 | } |
5eaef520 | 58 | outf = argv[1]; |
59 | sprintf(outft, "%s~", outf); | |
60 | if (!(out = fopen(outft, "w"))) | |
61 | { | |
62 | fprintf(stderr, "unable to open %s for output\n", outf); | |
63 | exit(MR_OCONFIG); | |
ff4ac895 | 64 | } |
ff4ac895 | 65 | } |
5eaef520 | 66 | else if (argc != 1) |
67 | { | |
68 | fprintf(stderr, "usage: %s [outfile]\n", argv[0]); | |
69 | exit(MR_ARGS); | |
70 | } | |
71 | else | |
72 | outf = NULL; | |
73 | ||
74 | EXEC SQL WHENEVER SQLERROR GOTO sqlerr; | |
ff4ac895 | 75 | |
5eaef520 | 76 | gettimeofday(&now, NULL); |
ff4ac895 | 77 | |
5eaef520 | 78 | fprintf(out, "; MIT Network Table\n;\n"); |
79 | fprintf(out, "; \t%cAuthor: $\n", '$'); | |
80 | fprintf(out, "; \t%cDate: $\n", '$'); | |
81 | fprintf(out, "; \t%cRevision: $\n;\n", '$'); | |
82 | fprintf(out, "; Network table generated by Moira at %s;\n", | |
83 | ctime(&now.tv_sec)); | |
ff4ac895 | 84 | |
5eaef520 | 85 | EXEC SQL DECLARE x CURSOR FOR SELECT |
86 | name, snet_id, saddr, description | |
87 | FROM subnet ORDER BY saddr; | |
88 | EXEC SQL OPEN x; | |
89 | while (1) | |
90 | { | |
91 | EXEC SQL FETCH x INTO :name, :id, :saddr, :description; | |
92 | if (sqlca.sqlcode) | |
93 | break; | |
94 | if (id == 0) | |
95 | continue; | |
96 | if (!*strtrim(name)) | |
97 | continue; | |
98 | addr.s_addr = htonl(saddr); | |
99 | fprintf(out, "NETWORK : %-16.16s : %-12.12s : %s\n", name, | |
100 | inet_ntoa(addr), strtrim(description)); | |
ff4ac895 | 101 | } |
102 | ||
5eaef520 | 103 | EXEC SQL CLOSE x; |
9c04b191 | 104 | |
5eaef520 | 105 | EXEC SQL COMMIT; |
ff4ac895 | 106 | |
5eaef520 | 107 | fprintf(out, "; End of automatically generated network table\n"); |
108 | if (fclose(out)) | |
109 | { | |
110 | perror("close failed"); | |
111 | exit(MR_CCONFIG); | |
ff4ac895 | 112 | } |
5eaef520 | 113 | if (outf) |
114 | fix_file(outf); | |
115 | exit(MR_SUCCESS); | |
ff4ac895 | 116 | |
5eaef520 | 117 | sqlerr: |
118 | db_error(sqlca.sqlcode); | |
119 | exit(MR_DBMS_ERR); | |
ff4ac895 | 120 | } |