tlu/update.sh
2021-10-24 13:25:50 +02:00

278 lines
7.3 KiB
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Executable File

#!/bin/bash
set -aeou pipefail
SCRIPTDIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )"
function printHelp(){
cat << EOF
Usage ${0##*/} [options..]
-h,-?, --help Show help and exit
-s, --salt run a masterless salt-call
-y, --yes answer 'yes' on all questions
-t, --tools Install/update tools (kubectl, helm, etc)
--rmt-sync Sync database with SUSE Customer Center
--rmt-enable-products Enable all preconfigured repositories
--rmt-mirror Mirror repositories
EOF
}
function asktobreak(){
if [[ "$ANSWER_YES" == true ]];then
printf "\n"
return 1
fi
printf "Do you want to run this step (y/n)"
while read -r -n 1 -s answer; do
if [[ $answer == [YyNn] ]];then
[[ $answer == [Yy] ]] && return_value=1
[[ $answer == [Nn] ]] && return_value=0
printf "\n"
break;
fi
done
return $return_value
}
function new_log(){
# script output
printf "\n**** [%s] ***\n" "$*"
}
function log(){
printf "%s\n" "$*"
}
function parse_yaml() {
# ripped from https://gist.github.com/pkuczynski/8665367#gistcomment-2174214
local yaml_file=$1
local prefix=$2
local s
local w
local fs
s='[[:space:]]*'
w='[a-zA-Z0-9_]*'
fs="$(echo @|tr @ '\034')"
(
sed -ne 's/--//g; s/\"/\\\"/g; s/\#.*//g; s/\s*$//g;' \
-e "s|^\($s\)\($w\)$s:$s\"\(.*\)\"$s\$|\1$fs\2$fs\3|p" \
-e "s|^\($s\)\($w\)$s[:-]$s\(.*\)$s\$|\1$fs\2$fs\3|p" |
awk -F"$fs" '{
indent = length($1)/2;
if (length($2) == 0) { conj[indent]="+";} else {conj[indent]="";}
vname[indent] = $2;
for (i in vname) {if (i > indent) {delete vname[i]}}
if (length($3) > 0) {
vn=""; for (i=0; i<indent; i++) {vn=(vn)(vname[i])("_")}
printf("%s%s%s%s=(\"%s\")\n", "'"$prefix"'",vn, $2, conj[indent-1],$3);
}
}' |
sed 's/_=/+=/g'
) < "$yaml_file"
}
function check_prerequisites(){
set +e
local answer
type "$1" > /dev/null 2>&1
RESULT=$?
if [[ $RESULT != 0 ]];then
printf "$1 is not installed, do your want to install it [y/N]?"
read -r -n 1 -s answer;
printf "\n"
if [[ $answer == [yY] ]];then
sudo zypper --non-interactive install "$1"
fi
fi
set -e
}
function do_salt_call(){
local salt="sudo salt-call --local --file-root $SCRIPTDIR/salt/states --pillar-root $SCRIPTDIR/salt/pillars --module-dirs=$SCRIPTDIR/salt/modules"
new_log "Running salt high state"
if asktobreak;then
return
fi
$salt state.apply pillar="{username: $USER}"
}
function rmt_sync(){
new_log "Sync RMT Database with SUSE Customer Center"
if asktobreak; then
return
fi
sudo rmt-cli sync
}
function rmt_enable_products(){
new_log "Enable the following products in RMT?"
eval $(parse_yaml salt/pillars/rmt.sls "SALT_")
if [[ -f salt/pillars/local.sls ]];then
eval $(parse_yaml salt/pillars/local.sls "SALT_")
fi
for name in "${SALT_rmt_products__name[@]}"; do
echo " * $name"
done
if asktobreak; then
return
fi
sudo rmt-cli products enable "${SALT_rmt_products__id[*]}"
}
function rmt_mirror(){
new_log "Mirror all repositories"
if asktobreak; then
return
fi
sudo rmt-cli mirror all
}
function install_tools(){
new_log "Install client tools"
echo "- kubectl"
echo "- helm"
echo "- stern"
if asktobreak; then
return
fi
set +e
echo "---- kubectl ----"
cd $HOME/bin
if [[ -f kubectl ]]; then
KUBECTL_CURRENT=$(./kubectl version --client 2> /dev/null| sed -n 's/.* GitVersion:"\(v[0-9]*\.[0-9]*\.[0-9]*\)".*/\1/p')
else
KUBECTL_CURRENT="N/A"
fi
KUBECTL_STABLE="$(curl -L -s https://dl.k8s.io/release/stable.txt)"
echo "Installed version: $KUBECTL_CURRENT"
echo "Latest stable version: $KUBECTL_STABLE"
if [[ "$KUBECTL_CURRENT" != "$KUBECTL_STABLE" ]]; then
echo "updating to $KUBECTL_STABLE"
curl -LO https://dl.k8s.io/release/$KUBECTL_STABLE/bin/linux/amd64/kubectl
chmod +x kubectl
fi
echo ""
echo "---- helm ----"
if [[ -f helm ]]; then
HELM_CURRENT=$(./helm version | sed -n 's/.*Version:"\(v[0-9]*\.[0-9]*\.[0-9]*\)".*/\1/p')
else
HELM_CURRENT="N/A"
fi
HELM_STABLE="$(curl -Ls https://github.com/helm/helm/releases | egrep 'href="/helm/helm/releases/tag/v[0-9]+.[0-9]+.[0-9]+\"' | head -n 1 | sed -n 's/.*tag\/\(v.*\)" data.*/\1/p')"
echo "Installed version: $HELM_CURRENT"
echo "Latest stable version: $HELM_STABLE"
if [[ "$HELM_CURRENT" != "$HELM_STABLE" ]]; then
echo "updating to $HELM_STABLE"
curl -LO https://get.helm.sh/helm-$HELM_STABLE-linux-amd64.tar.gz
tar xvzf helm-$HELM_STABLE-linux-amd64.tar.gz --strip-components=1 linux-amd64/helm
rm helm-$HELM_STABLE-linux-amd64.tar.gz
fi
echo ""
echo "---- stern ----"
if [[ -f stern ]]; then
STERN_CURRENT="v$(./stern -v | head -n1 | cut -d " " -f2)"
else
STERN_CURRENT="N/A"
fi
STERN_STABLE="$(curl -Ls https://github.com/stern/stern/releases | egrep 'href="/stern/stern/releases/tag/v[0-9]+.[0-9]+.[0-9]+*\"' | head -n 1 | sed -n 's/.*tag\/\(v.*\)" data.*/\1/p')"
echo "Installed version: $STERN_CURRENT"
echo "Latest stable version: $STERN_STABLE"
if [[ "$STERN_CURRENT" != "$STERN_STABLE" ]]; then
echo "updating to $STERN_STABLE"
curl -LO https://github.com/stern/stern/releases/download/$STERN_STABLE/stern_${STERN_STABLE:1}_linux_amd64.tar.gz
tar xvzf stern_${STERN_STABLE:1}_linux_amd64.tar.gz --strip-components=1 stern_${STERN_STABLE:1}_linux_amd64/stern
rm stern_${STERN_STABLE:1}_linux_amd64.tar.gz
fi
echo ""
set -e
}
#########################
#
# Main Script
#
########################
#initialize all options
ALL=true
SALT=false
ANSWER_YES=false
RMT_SYNC=false
RMT_MIRROR=false
RMT_ENABLE_PRODUCTS=false
INSTALL_TOOLS=false
while :; do
case ${1-noop} in
-h|-\?|--help)
printHelp
exit
;;
-s|--salt)
SALT=true
ALL=false
;;
-y|--yes)
ANSWER_YES=true
;;
--rmt-sync)
RMT_SYNC=true
ALL=false
;;
--rmt-mirror)
RMT_MIRROR=true
ALL=false
;;
--rmt-enable-products)
RMT_ENABLE_PRODUCTS=true
ALL=false
;;
-t|--tools)
INSTALL_TOOLS=true
ALL=false
;;
--) #End of all options
shift
break
;;
-?*)
printf "'%s' is not a valid option\n" "$1" >&2
exit 1
;;
*) #Break out of case, no more options
break
esac
shift
done
for cmd in git salt-minion curl;do
check_prerequisites "$cmd"
done
[[ $ALL == true ]] || [[ $SALT == true ]] && do_salt_call
[[ $ALL == true ]] || [[ $RMT_SYNC == true ]] && rmt_sync
[[ $ALL == true ]] || [[ $RMT_ENABLE_PRODUCTS == true ]] && rmt_enable_products
[[ $ALL == true ]] || [[ $RMT_MIRROR == true ]] && rmt_mirror
[[ $ALL == true ]] || [[ $INSTALL_TOOLS == true ]] && install_tools
printf "\n DONE!!!!!!!\n"