Setup localhost ssh env for ltp test

lib/LTP/utils.pm

@@ -38,6 +38,8 @@ our @EXPORT = qw(
   get_default_pkg
   install_from_repo
   prepare_whitelist_environment
+  setup_localhost_sshd
+  setup_ftp
 );
 
 sub loadtest_kernel {
@@ -527,4 +529,27 @@ sub prepare_whitelist_environment {
     return $environment;
 }
 
+sub setup_localhost_sshd {
+    assert_script_run "ssh-keygen -t rsa -P '' -C 'root\@localhost' -f /root/.ssh/id_rsa";
+    assert_script_run "cat /root/.ssh/id_rsa.pub >> /root/.ssh/authorized_keys";
+    assert_script_run "ssh-keyscan -H localhost >> /root/.ssh/known_hosts";
+
+    permit_root_ssh;
+
+}
+
+sub setup_ftp {
+    my $results = script_run("command -v vsftpd");
+    if (!$results) {
+        assert_script_run("sed -i 's/^write_enable.*\$/write_enable=YES/' /etc/vsftpd.conf");
+        assert_script_run("systemctl restart vsftpd");
+    }
+
+    my $results = script_run("test -e /etc/pam.d/vsftpd");
+    if ($results) {
+        assert_script_run("echo 'auth required pam_unix.so' >> /etc/pam.d/vsftpd");
+        assert_script_run("echo 'account required pam_unix.so' >> /etc/pam.d/vsftpd");
+    }
+}
+
 1;

tests/kernel/boot_ltp.pm

@@ -50,6 +50,11 @@ sub run {
     select_console('root-console') if get_var('LTP_DEBUG');
     select_serial_terminal;
 
+    if (get_var('LTP_COMMAND_FILE') eq "net.tcp_cmds") {
+        setup_localhost_sshd;
+        setup_ftp;
+    }
+
     # Debug code for poo#81142
     script_run('gzip -9 </dev/fb0 >framebuffer.dat.gz');
     upload_logs('framebuffer.dat.gz', failok => 1);

tests/kernel/install_ltp.pm

@@ -388,6 +388,8 @@ sub run {
     }
 
     setup_network;
+    setup_localhost_sshd;
+    setup_ftp;
 
     # we don't run LVM tests in 32bit, thus not generating the runtest file
     # for 32 bit packages