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Commit | Line | Data |
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0966656e | 1 | /* $Header$ |
2 | * | |
3 | * This generates a list of how many lockers are on each NFS server | |
4 | * for statistics gathering purposes. | |
5 | * | |
6 | * (c) Copyright 1991 by the Massachusetts Institute of Technology. | |
7 | * For copying and distribution information, please see the file | |
8 | * <mit-copyright.h>. | |
9 | */ | |
10 | ||
11 | #include <mit-copyright.h> | |
12 | #include <stdio.h> | |
13 | #include <moira.h> | |
14 | #include <moira_site.h> | |
15 | #include <sys/types.h> | |
16 | #include <sys/stat.h> | |
17 | #include <sys/time.h> | |
18 | #include <strings.h> | |
19 | EXEC SQL INCLUDE sqlca; | |
20 | ||
21 | extern int errno; | |
22 | char *whoami = "stats.gen"; | |
23 | ||
24 | ||
25 | main(argc, argv) | |
26 | int argc; | |
27 | char **argv; | |
28 | { | |
29 | FILE *out = stdout; | |
30 | char *outf = NULL, outft[64]; | |
31 | struct stat sb; | |
32 | int flag1, flag2, flag3; | |
33 | struct hash *machines; | |
34 | EXEC SQL BEGIN DECLARE SECTION; | |
35 | char name[257]; | |
36 | int n, id; | |
37 | EXEC SQL END DECLARE SECTION; | |
38 | ||
39 | #ifsql INGRES | |
9fd1c2b8 | 40 | EXEC SQL CONNECT moira; |
0966656e | 41 | #endsql |
42 | #ifsql INFORMIX | |
9fd1c2b8 | 43 | EXEC SQL DATABASE moira; |
0966656e | 44 | #endsql |
45 | ||
46 | if (argc == 2) { | |
47 | if (stat(argv[1], &sb) == 0) { | |
48 | if (ModDiff (&flag1, "machine", sb.st_mtime) == 0 && | |
49 | ModDiff (&flag2, "filesys", sb.st_mtime) == 0 && | |
50 | ModDiff (&flag3, "nfsphys", sb.st_mtime) == 0 && | |
51 | flag1 < 0 && flag2 < 0 && flag3 < 0) { | |
52 | fprintf(stderr, "File %s does not need to be rebuilt.\n", | |
53 | argv[1]); | |
54 | exit(MR_NO_CHANGE); | |
55 | } | |
56 | } | |
57 | outf = argv[1]; | |
58 | sprintf(outft, "%s~", outf); | |
59 | if ((out = fopen(outft, "w")) == NULL) { | |
60 | fprintf(stderr, "unable to open %s for output\n", outf); | |
61 | exit(MR_OCONFIG); | |
62 | } | |
63 | } else if (argc != 1) { | |
64 | fprintf(stderr, "usage: %s [outfile]\n", argv[0]); | |
65 | exit(MR_ARGS); | |
66 | } else { | |
67 | outf = NULL; | |
68 | } | |
69 | ||
9fd1c2b8 | 70 | /* The following is declarative, not executed, |
71 | * and so is dependent on where it is in the file, | |
72 | * not in the order of execution of statements. | |
73 | */ | |
0966656e | 74 | EXEC SQL WHENEVER SQLERROR GOTO sqlerr; |
75 | ||
76 | machines = create_hash(1000); | |
77 | ||
78 | EXEC SQL DECLARE m CURSOR FOR | |
79 | SELECT mach_id, name | |
80 | FROM machine; | |
81 | EXEC SQL OPEN m; | |
82 | while (1) { | |
83 | EXEC SQL FETCH m INTO :id, :name; | |
84 | if (sqlca.sqlcode != 0) break; | |
85 | hash_store(machines, id, strsave(name)); | |
86 | } | |
87 | EXEC SQL CLOSE m; | |
88 | ||
89 | EXEC SQL DECLARE x CURSOR FOR | |
90 | SELECT DISTINCT f.mach_id, count(f.filsys_id) | |
91 | FROM filesys f | |
9fd1c2b8 | 92 | WHERE f.type='NFS' |
0966656e | 93 | GROUP BY f.mach_id; |
94 | EXEC SQL OPEN x; | |
95 | while (1) { | |
96 | EXEC SQL FETCH x INTO :id, :n; | |
97 | if (sqlca.sqlcode != 0) break; | |
98 | fprintf(out, "%s %d\n", hash_lookup(machines, id), n); | |
99 | } | |
100 | EXEC SQL CLOSE x; | |
101 | ||
102 | #ifsql INGRES | |
103 | EXEC SQL DISCONNECT; | |
104 | #endsql | |
105 | #ifsql INFORMIX | |
106 | EXEC SQL CLOSE DATABASE; | |
107 | #endsql | |
108 | ||
109 | if (fclose(out)) { | |
110 | perror("close failed"); | |
111 | exit(MR_CCONFIG); | |
112 | } | |
113 | if (outf) | |
114 | fix_file(outf); | |
115 | exit(MR_SUCCESS); | |
116 | ||
117 | sqlerr: | |
118 | com_err(whoami, MR_INGRES_ERR, " code %d\n", sqlca.sqlcode); | |
119 | critical_alert("DCM", "Central America build encountered INGRES ERROR %d", | |
120 | sqlca.sqlcode); | |
121 | exit(MR_INGRES_ERR); | |
122 | } |