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dpavlin |
1.1 |
#!/usr/bin/perl -w |
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dpavlin |
1.2 |
# File: sap.monitor |
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# Author: Dobrica Pavlinusic, dpavlin@rot13.org |
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# Description: monitor sap servers using sapinfo from RFCSDK |
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dpavlin |
1.3 |
# |
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dpavlin |
1.4 |
# Usage: sap.monitor [-[hH] ashost only/ignore] [-[sS] sysnr only/ignore] |
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dpavlin |
1.3 |
# |
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dpavlin |
1.4 |
# e.g. sap.monitor -s 20 will scan only hosts with sysnr == 20 |
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# sap.monitor -S 20 will scan only hosts with sysnr != 20 |
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dpavlin |
1.1 |
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dpavlin |
1.8 |
# configuration file in /usr/local/etc/sap-mon.conf describes which |
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# hosts (ashost) and systems (sysnr) you want to check. |
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# |
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# format of line is: |
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# |
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# ashost [tab|space] sysnr # optional comment |
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# |
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# you can spacify host as hostname (sap01) or with sap routers in-between |
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# to test routers too (/H/saprtr/H/sap01) |
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dpavlin |
1.1 |
use strict; |
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dpavlin |
1.3 |
use Getopt::Std; |
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# change paths here if you want to |
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my $CONFIG = "/usr/local/etc/sap-mon.conf"; |
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my $SAPINFO = "/usr/local/bin/sapinfo"; |
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dpavlin |
1.6 |
# number of tries to repeat sapinfo if it fails first time |
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my $repeat = 3; |
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dpavlin |
1.3 |
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my %opts; |
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dpavlin |
1.5 |
getopt('h:s:H:S:', \%opts); |
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dpavlin |
1.1 |
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my @config; |
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dpavlin |
1.3 |
open(C, $CONFIG) || die "sap-mon.conf: $!"; |
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dpavlin |
1.1 |
@config = <C>; |
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close(C); |
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my @failed; |
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my @ok; |
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my $fail_msg = ""; |
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# sap info leaves trace files, so create dir without write permission |
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# and chdir to it! |
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mkdir "/tmp/sap$$",0555 || die "can't make /tmp/sap$$: $!"; |
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chdir "/tmp/sap$$" || die "can't chdir in /tmp/sap$$: $!"; |
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foreach (@config) { |
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chomp; |
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s/#.+$//g; # nuke comments |
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s/^\s+$//g; # remove empty lines |
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dpavlin |
1.7 |
my ($ashost,$sysnr,undef) = split(/\s+/,$_,3); |
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dpavlin |
1.3 |
if ($ashost && $ashost ne "" && $sysnr && $sysnr ne "" && |
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(($opts{h} && $ashost =~ m/$opts{h}/) || not $opts{h}) && |
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dpavlin |
1.4 |
(($opts{s} && $sysnr =~ m/$opts{s}/) || not $opts{s}) && |
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(($opts{H} && $ashost !~ m/$opts{H}/) || not $opts{H}) && |
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(($opts{S} && $sysnr !~ m/$opts{S}/) || not $opts{S}) ) { |
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dpavlin |
1.6 |
my $ret = 1; |
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my $loop = 0; |
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my $output; |
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dpavlin |
1.7 |
my $sys_id; |
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dpavlin |
1.6 |
for(my $i=0; $i<$repeat; $i++) { |
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$output = `$SAPINFO trace=0 ashost=$ashost sysnr=$sysnr`; |
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dpavlin |
1.7 |
undef $sys_id; |
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if ($output =~ m/System\s+ID\s+(\w+)/i) { |
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$sys_id = $1; |
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last; |
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} |
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dpavlin |
1.6 |
# print "$loop: $ashost $sysnr $ret\n"; |
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$loop++; |
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sleep 5; |
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} |
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dpavlin |
1.7 |
if (! $sys_id) { |
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dpavlin |
1.1 |
push @failed, "$ashost ($sysnr)"; |
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$fail_msg .= $output; |
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} else { |
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push @ok, "$ashost ($sys_id)"; |
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} |
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} |
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} |
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my $exit = 0; |
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if (@failed) { |
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dpavlin |
1.6 |
print join(", ",@failed)," FAILED\n\n"; |
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dpavlin |
1.1 |
print "$fail_msg\n"; |
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$exit = 1; |
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} |
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dpavlin |
1.6 |
print "ALL OK\nCHECKED HOSTS (which are OK): ",join(", ",@ok),"\n\n"; |
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dpavlin |
1.1 |
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rmdir "/tmp/sap$$" || die "can't rmdir in /tmp/sap$$: $!"; |
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exit $exit; |
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