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mirror of https://github.com/xcat2/xcat-core.git synced 2025-05-24 20:52:08 +00:00

244 lines
8.7 KiB
Perl
Executable File

#! /usr/bin/perl
# IBM(c) 2016 EPL license http://www.eclipse.org/legal/epl-v10.html
BEGIN { $::XCATROOT = $ENV{'XCATROOT'} ? $ENV{'XCATROOT'} : -d '/opt/xcat' ? '/opt/xcat' : '/usr'; }
use lib "$::XCATROOT/probe/lib/perl";
use probe_utils;
use File::Basename;
use Net::Ping;
use Getopt::Long qw(:config no_ignore_case);
use Data::Dumper;
use warnings;
my $program_name = basename("$0");
my $help;
my $noderange = "";
my $test;
my $osimage;
my $osimagecmd = "";
my $output = "stdout";
my $verbose = 0;
my $rst = 0;
$::USAGE = "Usage:
$program_name -h
$program_name [-V|--verbose]
Description:
Use this command to check osimage defintions in xCAT DB.
Options:
-h : Get usage information of $program_name
-V : To print additional debug information.
--osimage=<name>: Provide the osimage name to run the probe against
";
#-------------------------------------
# main process
#-------------------------------------
if (
!GetOptions("--help|h" => \$help,
"T" => \$test,
"osimage=s" => \$osimage,
"V|verbose" => \$VERBOSE))
{
probe_utils->send_msg("$output", "f", "Invalid parameter for $program_name");
probe_utils->send_msg("$output", "d", "$::USAGE");
exit 1;
}
if ($help) {
if ($output ne "stdout") {
probe_utils->send_msg("$output", "d", "$::USAGE");
} else {
print "$::USAGE";
}
exit 0;
}
if ($test) {
probe_utils->send_msg("$output", "o", "Use this command to check osimage defintions in xCAT DB.");
exit 0;
}
if (scalar(@ARGV) >= 1) {
# After processing all the expected flags and arguments,
# there is still left over stuff on the command line
probe_utils->send_msg("$output", "f", "Invalid flag or parameter: @ARGV");
probe_utils->send_msg("$output", "d", "$::USAGE");
exit 1;
}
# Check for osimage definitions with duplicate values for rootimgdir
sub check_for_duplicate_rootimgdir {
probe_utils->send_msg("$output", "i", "==> Checking for duplicate usage of the rootimgdir in diskless images...");
my $na = "N/A";
my %rootimgdir_osimage_hash;
my $any_dups = 0;
my $all_osimages_rootimgdir = `lsdef -t osimage $osimagecmd -i rootimgdir -c 2> /dev/null`;
chomp($all_osimages_rootimgdir);
my @all_osimages_rootimgdir_lines = split("[\n\r]", $all_osimages_rootimgdir);
if (scalar(@all_osimages_rootimgdir_lines) <= 0) {
# There were no osimages found. Issue a warning and exit.
probe_utils->send_msg("$output", "w", "No osimages were found.");
return 1;
}
# Build a hash of key="rootimgdir" value="osimagename"
foreach (@all_osimages_rootimgdir_lines) {
probe_utils->send_msg("$output", "d", "Processing $_.") if ($VERBOSE);
my ($osimage_name, $rootimgdir) = split ":", $_;
if ($rootimgdir eq " rootimgdir=") {
# Exclude entries that do not have rootimg set
probe_utils->send_msg("$output", "d", "No rootimgdir for osimage $osimage_name") if ($VERBOSE);
next;
}
# Check if hash already has the same key, indicating another osimage definition has the same rootimgdir
if (exists($rootimgdir_osimage_hash{$rootimgdir})) {
# Build a list of osimages that have the same rootimgdir
$rootimgdir_osimage_hash{$rootimgdir} .= "," . $osimage_name;
$any_dups = 1;
}
else {
$rootimgdir_osimage_hash{$rootimgdir} = $osimage_name;
}
}
#print Dumper(\%rootimgdir_osimage_hash) if ($VERBOSE);
my $rc = 1;
if ($any_dups) {
# Loop through each entry in hash to print a list of osimgage objects that point to the same rootimgdir
foreach $rootimgdirpath (keys %rootimgdir_osimage_hash) {
my @list_of_osimages = split ",", $rootimgdir_osimage_hash{$rootimgdirpath};
if (scalar(@list_of_osimages) > 1) {
# More than one entry in the hash value, means we
# have more than one osimage point to the same rootimgdir
my $print_list = join("\n ",@list_of_osimages);
$rootimgdirpath=~s/^\s+//; #discard leading space
probe_utils->send_msg("$output", "w", "Identical root image directory ($rootimgdirpath) is configured for the diskless osimages: \n $print_list");
}
}
}
else {
probe_utils->send_msg("$output", "o", "No diskless osimages with identical root image directories were found.");
$rc = 0;
}
return $rc;
}
# Check attributes in osimage definitions for valid format
sub check_for_valid_osimage_attributes {
probe_utils->send_msg("$output", "i", "==> Checking for valid osimage template attribute ... ");
my $na = "N/A";
my $rc = 0;
my %rootimgdir_osimage_hash;
my $any_dups = 0;
# Check if any osimage object has "template" attribute set to service.tmpl or compute.tmpl
my $all_osimages_template = `lsdef -t osimage $osimagecmd -i template -c 2> /dev/null`;
chomp($all_osimages_template);
my @all_osimages_template_lines = split("[\n\r]", $all_osimages_template);
if (scalar(@all_osimages_template_lines) <= 0) {
# There were no osimages found. Issue a warning and exit.
probe_utils->send_msg("$output", "w", "No osimages were found.");
return 1;
}
foreach (@all_osimages_template_lines) {
probe_utils->send_msg("$output", "d", "Processing $_.") if ($VERBOSE);
my ($osimage_name, $template) = split ":", $_;
if ($template eq " template=") {
# Exclude entries that do not have template attribute set
probe_utils->send_msg("$output", "d", "No template for osimage $osimage_name") if ($VERBOSE);
next;
}
my ($junk, $template_file) = split "=", $template;
if (($template_file =~ /compute.tmpl/) || ($template_file =~ /service.tmpl/)) {
if ($template_file !~ /ubuntu/) {
# Skip Ubintu osimages, currently ok to have service.tmpl and compute.tmpl for them
probe_utils->send_msg("$output", "w", "Default 'template' value is being used by $osimage_name \n".
" If this image was generated by 'copycds -n <os version>', make sure the <os version> specified\n".
" follows xCAT naming convention (for example 'rhels7.2')");
}
}
}
return $rc;
}
sub check_valid_files_defined {
probe_utils->send_msg("$output", "i", "==> Checking that valid files are specified in osimage attributes ...");
my $rc = 0;
my $osimage_list = `lsdef -t osimage $osimagecmd -s 2> /dev/null`;
chomp($osimage_list);
my @all_osimage_lists = split("[\n]", $osimage_list);
foreach (@all_osimage_lists) {
# loop over the osimage name
my ($osimage_name, $junk) = split " ", $_;
probe_utils->send_msg("$output", "d", "Inspecting osimage=$osimage_name") if ($VERBOSE);
my @attributes = qw ( otherpkglist pkglist template );
foreach (@attributes) {
# loop over the attributes to check
probe_utils->send_msg("$output", "d", "Checking attribute=$_ ...") if ($VERBOSE);
my $osimage_attribute = `lsdef -t osimage -o $osimage_name -i $_ -c 2> /dev/null`;
chomp($osimage_attribute);
my ($junk, $file) = split "=", $osimage_attribute;
if ($file eq "") {
# if no file is defined, skip
next;
}
if ($file =~ /\,/) {
my @files = split /,/, $file;
foreach my $f (@files) {
probe_utils->send_msg("$output", "d", "Defined in $_, checking for file: $f") if ($VERBOSE);
if (! -e $f) {
probe_utils->send_msg("$output", "f", "In $_, NON-EXISTANT FILE: $f");
$rc = 1;
}
}
}
}
}
if ($rc == 0) {
probe_utils->send_msg("$output", "o", "Files specified in the osimage attributes seem to be valid.");
}
}
#
# MAIN
#
# Run all osimage probe checks one after another
if ($osimage) {
$osimagecmd = "-o $osimage";
probe_utils->send_msg("$output", "d", "[osimagecheck] osimage passed in: $osimage") if ($VERBOSE);
# verify a valid osimage name was passed in
my $osimage_output = `lsdef -t osimage $osimagecmd 2>&1`;
if ($osimage_output =~ /Error: Could not find/) {
probe_utils->send_msg("$output", "f", "Invalid osimage name passed in: $osimage");
exit 1;
}
} else {
probe_utils->send_msg("$output", "d", "[osimagecheck] No osimage passed in, checking all osimages ...") if ($VERBOSE);
}
check_for_duplicate_rootimgdir();
check_for_valid_osimage_attributes();
check_valid_files_defined();