demo: with mknod and podman

Splited common functions in web/common.sh and created new script for
mknod demo. The demo uses the mount namespace of the caller.
Additionally, this removes extra commented lines in demo/mknod.hjson.

1 files changed, 86 insertions, 0 deletions

diff --git a/web/common.sh b/web/common.sh
new file mode 100644
index 0000000..b815dd4
--- /dev/null
+++ b/web/common.sh
@@ -0,0 +1,86 @@
+#!/bin/sh -ef
+#
+# SPDX-License-Identifier: GPL-2.0-or-later
+#
+# web/demo_connect.sh: Prepare asciinema(1) demo for connect example
+#
+# Copyright (c) 2023 Red Hat GmbH
+# Author: Stefano Brivio <sbrivio@redhat.com>
+#         Alice Frosi <afrosi@redhat.com>
+
+SEITAN_DIR=$(pwd)
+
+setup_common() {
+        tmux new-session -d -s $SESSION
+        tmux send-keys -t $SESSION 'PS1="$ "'
+        tmux send-keys -t $SESSION C-m
+        tmux send-keys -t $SESSION clear
+        tmux send-keys -t $SESSION C-m
+
+        tmux set -t $SESSION window-status-format '#W'
+        tmux set -t $SESSION window-status-current-format '#W'
+        tmux set -t $SESSION status-left ''
+        tmux set -t $SESSION window-status-separator ''
+
+        tmux set -t $SESSION window-status-style 'bg=colour1 fg=colour15 bold'
+        tmux set -t $SESSION status-right ''
+        tmux set -t $SESSION status-style 'bg=colour1 fg=colour15 bold'
+        tmux set -t $SESSION status-right-style 'bg=colour1 fg=colour15 bold'
+        tmux send-keys -t $SESSION "cd ${SEITAN_DIR}" ENTER
+        sleep 1
+}
+
+script() {
+        IFS='
+'
+        for line in $(eval printf '%s\\\n' \$SCRIPT_${1}); do
+                unset IFS
+                case ${line} in
+                "@")    tmux send-keys -t $SESSION C-m  ;;
+                "#"*)   sleep ${#line}                  ;;
+                *)      cmd_write "${line}"             ;;
+                esac
+                IFS='
+'
+        done
+        unset IFS
+}
+
+cmd_write() {
+        __str="${@}"
+        while [ -n "${__str}" ]; do
+                __rem="${__str#?}"
+                __first="${__str%"$__rem"}"
+                if [ "${__first}" = ";" ]; then
+                        tmux send-keys -t $SESSION -l '\;'
+                else
+                        tmux send-keys -t $SESSION -l "${__first}"
+                fi
+                sleep 0.05 || :
+                __str="${__rem}"
+        done
+        sleep 2
+        tmux send-keys -t $SESSION "C-m"
+}
+
+wait_seitan_exit() {
+        while [ "$(pgrep seitan)" != "" ] ; do sleep 1; done
+}
+
+clear_panes() {
+        wait_seitan_exit
+        panes=$(tmux list-panes |awk '{ print $1 }' | sed 's/://')
+        for p in $panes
+        do
+                tmux select-pane -t $p
+                tmux send-keys -t $SESSION clear
+                tmux send-keys -t $SESSION C-m
+        done
+        sleep 1
+}
+
+teardown_common() {
+        sleep 5
+        tmux kill-session -t $SESSION
+        sleep 5
+}