109 lines
3.1 KiB
Perl
Executable File
109 lines
3.1 KiB
Perl
Executable File
#!/usr/bin/env perl
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#
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# Copyright (c) 2019-2020 Mischa Peters <mischa @ openbsd.amsterdam>
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#
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# Permission to use, copy, modify, and distribute this software for any
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# purpose with or without fee is hereby granted, provided that the above
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# copyright notice and this permission notice appear in all copies.
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#
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# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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#
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use 5.024;
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use strict;
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use warnings;
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use autodie;
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use Cwd qw(cwd);
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use User::pwent;
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# fuction to parse _deploy.conf and vm*.txt files
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# all variables are stripped and added to either %vms or %conf
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sub get_variables {
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my ($hash_name, @files) = @_;
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my %hash;
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my $filename;
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my $vm_name;
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my $vm_number;
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for my $file (@files) {
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# When hash is 'vms' use the vm_name as key
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# Otherwise use 'conf' as key
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if ($hash_name eq "vms") {
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($filename = $file) =~ s/.*\///;
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($vm_name = $filename) =~ s/\.txt//;
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($vm_number = $vm_name) =~ s/^vm//;
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$hash{$vm_name}{'vm_number'} = $vm_number;
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}
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open my $fh, "<", "$file";
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while (my $row = <$fh>) {
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next if ($row =~ /^\s*($|#)/);
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chomp($row);
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(my $key, my $val) = split(/=/, $row, 2);
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if ($hash_name eq "vms") {
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($hash{$vm_name}{$key} .= $val) =~ s/^"+|"+$//g;
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} else {
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($hash{$hash_name}{$key} .= $val) =~ s/^"+|"+$//g;
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}
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}
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close $fh;
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}
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return %hash;
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}
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# function to create accounts on the host for vmctl(8) access
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sub change_accounts {
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my %conf = %{$_[0]};
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my %vms = %{$_[1]};
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printf "useradd(8) creation:\n";
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for my $vm_name (sort keys %vms) {
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my $_instance = $vms{$vm_name}{'instance'} || $vm_name;
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my $_owner = $vms{$vm_name}{'owner'} || $vms{$vm_name}{'username'};
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my $jot_pass = qx(jot -rcs '' 20 43 125);
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chomp($jot_pass);
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my $encrypt_pass = qx(encrypt '${jot_pass}');
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chomp($encrypt_pass);
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my $output = qx(/usr/sbin/usermod -p '${encrypt_pass}' $_owner);
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printf "%s - %s - %s\n", $_owner, $encrypt_pass, $jot_pass;
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}
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}
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# function to print all keys & values for debug purposes
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sub debug_parse {
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my %conf = %{$_[0]};
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my %vms = %{$_[1]};
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for my $vm_name (sort keys %vms) {
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for my $key (keys %{$vms{$vm_name}}) {
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printf "VMS: %s %s = %s\n", $vm_name, $key, $vms{$vm_name}{$key};
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}
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}
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}
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# check if _deploy.conf exists in current working directory
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my %conf;
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my $dir = cwd;
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if (-e "$dir/_deploy.conf") {
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%conf = get_variables('conf', "$dir/_deploy.conf");
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} else {
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printf "Unable to find config file in current directory (%s).\n", $dir;
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printf "Create the config file _deploy.conf in %s.\n", $dir;
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exit 1;
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}
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# parse all vm*.txt files in the VMS directory
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my %vms;
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my @files = glob "$conf{'conf'}{'VMS'}/*.txt";
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%vms = get_variables('vms', @files);
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# run all functions
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#debug_parse(\%conf, \%vms);
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change_accounts(\%conf, \%vms);
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