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@solidnerd
Last active May 17, 2017 03:38
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A simple presentation script from kubernetes optimized for os x
#!/bin/bash
# Copyright 2016 The Kubernetes Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
. $(dirname ${BASH_SOURCE})/util.sh
desc "Run echo"
run "echo HelloWorld"
#!/bin/bash
# Copyright 2016 The Kubernetes Authors All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
readonly reset=$(tput sgr0)
readonly green=$(tput bold; tput setaf 2)
readonly yellow=$(tput bold; tput setaf 3)
readonly blue=$(tput bold; tput setaf 6)
function desc() {
maybe_first_prompt
echo "$blue# $@$reset"
prompt
}
function prompt() {
echo -n "$yellow\$ $reset"
}
started=""
function maybe_first_prompt() {
if [ -z "$started" ]; then
prompt
started=true
fi
}
function run() {
maybe_first_prompt
rate=25
if [ -n "$DEMO_RUN_FAST" ]; then
rate=1000
fi
echo "$green$1$reset" | pv -qL $rate
if [ -n "$DEMO_RUN_FAST" ]; then
sleep 0.5
fi
eval "$1"
r=$?
read -d '' -t 1 -n 10000 # clear stdin
prompt
if [ -z "$DEMO_AUTO_RUN" ]; then
read -s
fi
return $r
}
function relative() {
for arg; do
echo "$(realpath $(dirname $(which $0)))/$arg" | sed "s|$(realpath $(pwd))|.|"
done
}
trap "echo" EXIT
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