1 | 1 | simandl | #! /usr/bin/perl |
2 | | | |
3 | | | # add_ds.pl, program to add datasources to an existing RRD |
4 | | | # |
5 | | | # Copyright (C) 2000 Selena M. Brewington |
6 | | | # fixed 30-JUL-2003 by Taylor A. Steil |
7 | | | # verified working with rrdtool version 1.1.x |
8 | | | # |
9 | | | # This program is free software; you can redistribute it and/or modify |
10 | | | # it under the terms of the GNU General Public License as published by |
11 | | | # the Free Software Foundation; either version 2 of the License, or |
12 | | | # (at your option) any later version. |
13 | | | # |
14 | | | # This program is distributed in the hope that it will be useful, |
15 | | | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
16 | | | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
17 | | | # GNU General Public License for more details. |
18 | | | # |
19 | | | # You should have received a copy of the GNU General Public License |
20 | | | # along with this program; if not, write to the Free Software |
21 | | | # Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
22 | | | |
23 | | | use strict; |
24 | | | |
25 | | | my $ds = shift || die "need number of additional datasources desired"; |
26 | | | if ($ds eq '-h') { |
27 | | | &Usage; |
28 | | | exit 0; |
29 | | | } |
30 | | | |
31 | | | my $default_val = shift || 'NaN'; |
32 | | | my $type = shift || 'GAUGE'; |
33 | | | my $heartbeat = shift || '1800'; |
34 | | | my $rrdmin = shift || '0'; |
35 | | | my $rrdmax = shift || 'NaN'; |
36 | | | |
37 | | | my $cdp_prep_start = '<cdp_prep>'; |
38 | | | my $cdp_prep_end = '</cdp_prep>'; |
39 | | | |
40 | | | my $row_end = '</row>'; |
41 | | | my $name = '<name>'; |
42 | | | my $name_end = '</name>'; |
43 | | | my $ds_end = '</ds>'; |
44 | | | |
45 | | | my $field = '<v> ' . $default_val . ' </v>'; |
46 | | | |
47 | | | my $found_ds = 0; |
48 | | | my $num_sources = 0; |
49 | | | my $last; |
50 | | | my $fields = " "; |
51 | | | my $datasource; |
52 | | | my $record; |
53 | | | my $x; |
54 | | | my $dsData; |
55 | | | |
56 | | | while (<STDIN>) { |
57 | | | |
58 | | | if (/$cdp_prep_start/) { |
59 | | | $record = 1; |
60 | | | } |
61 | | | elsif ($record) { |
62 | | | if (/$ds_end/) { |
63 | | | $dsData .= $_; |
64 | | | $record = 0; |
65 | | | } |
66 | | | else { |
67 | | | my $line = $_; |
68 | | | if ($line =~ s/(<minimal_heartbeat>)(.*?)(<\/minimal_heartbeat>)/$1 $2 $3/) {} |
69 | | | elsif ($line =~ s/(<min>)(.*?)(<\/min>)/$1 $rrdmin $3/) {} |
70 | | | elsif ($line =~ s/(<max>)(.*?)(<\/max>)/$1 $rrdmax $3/) {} |
71 | | | elsif ($line =~ s/(<last_ds>)(.*?)(<\/last_ds>)/$1 UNKN $3/) {} |
72 | | | elsif ($line =~ s/(<value>)(.*?)(<\/value>)/$1 $default_val $3/) {} |
73 | | | elsif ($line =~ s/(<unknown_sec>)(.*?)(<\/unknown_sec>)/$1 $default_val $3/) {} |
74 | | | elsif ($line =~ s/(<primary_value>)(.*?)(<\/primary_value>)/$1 $default_val $3/) {} |
75 | | | elsif ($line =~ s/(<secondary_value>)(.*?)(<\/secondary_value>)/$1 $default_val $3/) {} |
76 | | | elsif ($line =~ s/(<intercept>)(.*?)(<\/intercept>)/$1 $default_val $3/) {} |
77 | | | elsif ($line =~ s/(<last_intercept>)(.*?)(<\/last_intercept>)/$1 $default_val $3/) {} |
78 | | | elsif ($line =~ s/(<slope>)(.*?)(<\/slope>)/$1 $default_val $3/) {} |
79 | | | elsif ($line =~ s/(<last_slope>)(.*?)(<\/last_slope>)/$1 $default_val $3/) {} |
80 | | | elsif ($line =~ s/(<nan_count>)(.*?)(<\/nan_count>)/$1 $default_val $3/) {} |
81 | | | elsif ($line =~ s/(<last_nan_count>)(.*?)(<\/last_nan_count>)/$1 $default_val $3/) {} |
82 | | | elsif ($line =~ s/(<seasonal>)(.*?)(<\/seasonal>)/$1 $default_val $3/) {} |
83 | | | elsif ($line =~ s/(<last_seasonal>)(.*?)(<\/last_seasonal>)/$1 $default_val $3/) {} |
84 | | | elsif ($line =~ s/(<init_flag>)(.*?)(<\/init_flag>)/$1 $default_val $3/) {} |
85 | | | elsif ($line =~ s/(<history>)(.*?)(<\/history>)/$1 $default_val $3/) {} |
86 | | | elsif ($line =~ s/(<unknown_datapoints>)(.*?)(<\/unknown_datapoints>)/$1 $default_val $3/) {} |
87 | | | elsif ($line =~ s/(<\w+>)(.*?)(<\/\w+>)/$1 $default_val $3/) {} |
88 | | | $dsData .= $line; |
89 | | | } |
90 | | | } |
91 | | | |
92 | | | if (($_ =~ s/$row_end$/$fields$row_end/) && $found_ds) { |
93 | | | # need to hit <ds> types first, if we don't, we're screwed |
94 | | | print $_; |
95 | | | } |
96 | | | elsif (/$cdp_prep_end/) { |
97 | | | print $dsData x $ds; |
98 | | | print $_; |
99 | | | $dsData = ''; |
100 | | | } |
101 | | | elsif (/$name_end$/) { |
102 | | | ($datasource) = /$name (\w+)/; |
103 | | | $found_ds++; |
104 | | | print $_; |
105 | | | } |
106 | | | elsif (/Round Robin Archives/) { |
107 | | | # print out additional datasource definitions |
108 | | | ($num_sources) = ($datasource =~ /(\d+)/); |
109 | | | for ($x = $num_sources+1; $x < $num_sources+$ds+1; $x++) { |
110 | | | $fields .= $field; |
111 | | | print "\n\t<ds>\n"; |
112 | | | print "\t\t<name> ds$x <\/name>\n"; |
113 | | | print "\t\t<type> $type <\/type>\n"; |
114 | | | print "\t\t<minimal_heartbeat> $heartbeat <\/minimal_heartbeat>\n"; |
115 | | | print "\t\t<min> $rrdmin <\/min>\n"; |
116 | | | print "\t\t<max> $rrdmax <\/max>\n\n"; |
117 | | | print "\t\t<!-- PDP Status -->\n"; |
118 | | | print "\t\t<last_ds> NaN <\/last_ds>\n"; |
119 | | | print "\t\t<value> 0.0000000000e+00 <\/value>\n"; |
120 | | | print "\t\t<unknown_sec> NaN <\/unknown_sec>\n"; |
121 | | | print "\t<\/ds>\n\n"; |
122 | | | } |
123 | | | print $_; |
124 | | | } |
125 | | | else { print $_; } |
126 | | | $last = $_; |
127 | | | } |
128 | | | |
129 | | | |
130 | | | sub Usage { |
131 | | | print "rrdtool_add_ds.pl <add'l ds> [default_val] [type] [heartbeat] [rrdmin] [rrdmax] < file.xml\n"; |
132 | | | print "\t<add'l ds>\tnumber of additional datasources\n"; |
133 | | | print "\t[default_val]\tdefault value to be entered in add'l fields\n"; |
134 | | | print "\t[type]\ttype of datasource (i.e. COUNTER, GAUGE...)\n"; |
135 | | | print "\t[heatbeat]\tlength of time in seconds before RRD thinks your DS is dead\n"; |
136 | | | print "\t[rrdmin]\tminimum value allowed for each datasource\n"; |
137 | | | print "\t[rrdmax]\tmax value allowed for each datasource\n\n"; |
138 | | | print "\tOptions are read in order, so if you want to change the\n"; |
139 | | | print "\tdefault heartbeat, you need to specify the default_val and\n"; |
140 | | | print "\ttype as well, etc.\n"; |
141 | | | print "\n\tOutput goes to STDOUT.\n"; |
142 | | | } |
143 | | | |