#Build a lookup table
open (F,"report_df.csv") || die ("File could not be open"); #Read file in
while ( <F> ) { #for every line do
my @line = split (","); #Put each line in an array and split it at every ","
my $host = $line[0]; #Every field needed is assigned a variable
my $filesystem = $line[1];
my $alloc_mb = $line[2];
my $pct_used = $line[3];
my $vg = $line[7];
$fs{$host}{$vg}{$filesystem}{"ALLOC_MB"} = $alloc_mb; #Build the hash
$fs{$host}{$vg}{$filesystem}{"PCT_USED"} = $pct_used;
}
close F;
my @list_of_hosts = (sort keys %fs); #Build an array of every host
foreach my $host (@list_of_hosts) {
my @list_of_vg = (keys %{$fs{$host}});
foreach my $vg (@list_of_vg) {
my @list_of_fs = (keys %{$fs{$host}{$vg}});
foreach my $filesystem (@list_of_fs) {
my $alloc_mb = $fs{$host}{$vg}{$filesystem}{"ALLOC_MB"};
my $pct_used = $fs{$host}{$vg}{$filesystem}{"PCT_USED"};
my $free_space = (100 - $pct_used) * $alloc_mb;
print "$host, $filesystem, $vg\n";
}
}
}
I have a question regarding running perl in the current process.
I shall demonstrate with an example.
Look at this.
sh-2.05b$ pwd
/tmp
sh-2.05b$ cat test.sh
#! /bin/sh
cd /etc
sh-2.05b$ ./test.sh
sh-2.05b$ pwd
/tmp
sh-2.05b$ . ./test.sh
sh-2.05b$ pwd
/etc
sh-2.05b$
So... (10 Replies)
I am trying to use a script to replace the header of each file, whose filename are stored within the array $test, using the sed command within a Perl script as follows:
$count = 0;
while ( $count < $#test )
{
`sed -e 's/BIOGRF 321/BIOGRF 332/g' ${test} > 0`;
`cat 0 >... (2 Replies)
so in unix this command works works and shows me a list of directories
find . -name \*.xls -exec dirname {} \; | sort -u | > list.txt
but when i try running a perl script to run this command
my $query = 'find . -name \*.xls -exec dirname {} \; | sort -u | > list.txt';... (2 Replies)
How can i print the output of a perl script on a unix console and redirect the same in a log file under same directory simultaneously ?
Like in Shell script, we use tee, is there anything in Perl or any other option ? (2 Replies)
Hi all,
Not sure if this should be in the programming forum, but I believe it will get more response under the Shell Programming and Scripting FORUM.
Am trying to write a customized df script in Perl and need some help with regards to using arrays and file handlers.
At the moment am... (3 Replies)
I am trying to run a perl script which needs input arguments from a parent perl script, but doesn't seem to work. Appreciate your help in this regard.
From parent.pl
$input1=123;
$input2=abc;
I tried calling it with
system("/usr/bin/perl child.pl $input1 $input2");
and
`perl... (1 Reply)
Hi Folks,
I have 2 perl scripts and I need to execute 2nd perl script from the 1st perl script in WINDOWS.
In the 1st perl script that I had, I am calling the 2nd script
main.pl
===========
print "This is my main script\n";
`perl C:\\Users\\sripathg\\Desktop\\scripts\\hi.pl`;
... (3 Replies)
Hi All,
I am aware that html tags can be embedded in cgi script as below.. In the same way is it possible to embed the below javascript in perl cgi script ??
print("<form action="action.htm" method="post" onSubmit="return submitForm(this.Submitbutton)">");
print("<input type = "text"... (1 Reply)
Not sure what I am doing wrong here, but I can print the list with no issue. Just a blank screen with the 'do'.
#!/usr/bin/perl
open FILE, "upslist.txt";
while ($line=<FILE>){
if ($line=~/^(.*?),(.*?)$/){
#print "ups:$1 string:$2\n";
do 'check_snmp_mgeups-0.1.pl -H $1 -C $2';
} ... (1 Reply)
I have reviewed many examples on-line about running another process (either PERL or shell command or a program), but do not find any usefull for my needs way. (Reviewed and not useful the system(), 'back ticks', exec() and open())
I would like to run another PERL-script from first one, not... (1 Reply)
01-23-2013
