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provision.pl - Add prompt for user creation

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gashapwn 2021-03-02 15:35:53 +00:00
parent b1a69ac103
commit 656183e45b
2 changed files with 61 additions and 7 deletions
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66
perl-script/provision.pl
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@ -23,6 +23,55 @@ my $pwuid;
my $admin_un;
my $admin_home_dir;
# Given a username... prompts and creates that user
sub create(){
my $id;
my $username;
my $user_email;
my $pub_key;
my $p0;
# Prompts...
$p0 = [
"Enter username: ",
"Enter pubkey: "
];
# read in username and validate
printf($p0->[0]);
$username = <STDIN>;
chomp $username;
if(length($username) > 31 || !($username =~ /^[A-Za-z][A-Za-z0-9]+$/)){
printf("%s is an INVALID username\n", $id);
die ("oh no");
}
# read in pub key
printf($p0->[1]);
$pub_key = <STDIN>;
chomp $pub_key;
{
# Prompt to make sure the username looks OK
my $cmd;
$cmd = "useradd -m " . $username;
printf("Y/N is this command OK?: %s\n", $cmd);
if(!(<STDIN> =~ /^y/i)){
die "provision cancelled...";
}
# create the user
system($cmd);
system("echo '".$pub_key."' > /home/$username/.ssh/authorized_keys");
system("chmod 711 /home/$username");
}
}
# Make sure we're running as root
$pwuid = getpwuid( $< );
@ -31,13 +80,18 @@ if($pwuid ne "root"){
}
unless( ($admin_un) = `tail /etc/passwd | grep -v "nobody:"` =~ /([^:\n]+):[^:]+:[0-9]{4,}/){
system("pkg_add p5-JSON");
`wget --quiet https://git.lain.church/gashapwn/lyadmin/raw/branch/gasha-branch/perl-script/create_user.pl -O create_admin.pl`;
printf("to provision the instance there must be a non root user with an authorized_keys file");
printf("run create_admin.pl to create an admin user\n");
die "or add with useradd and add an ssh key to ~/.ssh/authorized_keys\n";
printf("creating user...\n");
create();
# TODO: Getting rid of this part...
# system("pkg_add p5-JSON");
# `wget --quiet https://git.lain.church/gashapwn/lyadmin/raw/branch/gasha-branch/perl-script/create_user.pl -O create_admin.pl`;
# printf("to provision the instance there must be a non root user with an authorized_keys file");
# printf("run create_admin.pl to create an admin user\n");
# die "or add with useradd and add an ssh key to ~/.ssh/authorized_keys\n";
}
# install git