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Make copy charts script backup old charts

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This commit is contained in:
Jonas Juselius
2020-11-12 10:07:29 +01:00
parent 55aaad91be
commit 9c56529cfc
1 changed files with 20 additions and 13 deletions
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33
modules/k8s.nix
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@@ -5,6 +5,8 @@ let
pki = import ./pki.nix { inherit pkgs; ca = cfg.initca; }; pki = import ./pki.nix { inherit pkgs; ca = cfg.initca; };
linkerd-certs = import ./linkerd-certs.nix { inherit pkgs; };
masterAddress = cfg.k8s.master.address; masterAddress = cfg.k8s.master.address;
apiserverAddress = "https://${masterAddress}:4443"; apiserverAddress = "https://${masterAddress}:4443";
@@ -43,7 +45,6 @@ let
# $(date) # $(date)
# Charts in ${kubernetes-charts}/share/kubernetes-charts # Charts in ${kubernetes-charts}/share/kubernetes-charts
vars=( vars=(
initca="${pki.initca}" initca="${pki.initca}"
apiserver="${cfg.k8s.master.name}" apiserver="${cfg.k8s.master.name}"
@@ -54,10 +55,14 @@ let
acme_email="${cfg.k8s.charts.acme_email}" acme_email="${cfg.k8s.charts.acme_email}"
grafana_smtp_user="$(echo -n ${cfg.k8s.charts.grafana_smtp_user} | base64 -w0)" grafana_smtp_user="$(echo -n ${cfg.k8s.charts.grafana_smtp_user} | base64 -w0)"
grafana_smtp_password="$(echo -n ${cfg.k8s.charts.grafana_smtp_password} | base64 -w0)" grafana_smtp_password="$(echo -n ${cfg.k8s.charts.grafana_smtp_password} | base64 -w0)"
linkerd_identity_ca="${linkerd-certs.identity}"
linkerd_webhook_ca="${linkerd-certs.webhook}"
) )
EOF EOF
cat << '"'"'EOF'"'"' cat << '"'"'EOF'"'"'
apply=''${KUBECTL_CMD:-apply}
substitute_all () { substitute_all () {
local x i k v subs local x i k v subs
x="$(</dev/stdin)" x="$(</dev/stdin)"
@@ -84,36 +89,35 @@ let
} }
kubectl_apply () { kubectl_apply () {
local x namespace local x
namespace="$1"; shift
x="$(</dev/stdin)" x="$(</dev/stdin)"
create_namespace $namespace create_namespace
echo "$x" | \ echo "$x" | \
substitute_defaults | \ substitute_defaults | \
kubectl -n $namespace apply $@ -f - kubectl -n $namespace $apply $@ -f -
} }
kubectl_apply_files () { kubectl_apply_files () {
local i namespace charts local i charts
namespace=$1; shift
charts=("$@") charts=("$@")
for i in "''${charts[@]}"; do for i in "''${charts[@]}"; do
cat "$i" | kubectl_apply $namespace cat "$i" | kubectl_apply
done done
} }
helm_apply () { helm_apply () {
local namespace name chart local name chart
namespace="$1" name="$1"
name="$2" chart="$2"
chart="$3"
create_namespace $namespace create_namespace $namespace
cat values.yaml | \ cat values.yaml | \
substitute_defaults | \ substitute_defaults | \
helm template -n $namespace -f- $name $chart | \ helm template -n $namespace -f- $name $chart | \
kubectl -n $namespace apply -f - kubectl -n $namespace $apply -f -
} }
[ -z "$namespace" ] && echo "namespace must be set" && exit 1
export_vars
EOF EOF
''; '';
copy-kubernetes-charts = '' copy-kubernetes-charts = ''
@@ -123,6 +127,8 @@ let
else else
dest=\$1 dest=\$1
fi fi
[ -e $dest.bak ] && rm -rf $dest.bak
[ -e $dest ] && mv $dest $dest.bak
echo "Copying charts into \$dest" echo "Copying charts into \$dest"
cp -r ${kubernetes-charts}/share/kubernetes-charts \$dest cp -r ${kubernetes-charts}/share/kubernetes-charts \$dest
chown -R \$USER \$dest chown -R \$USER \$dest
@@ -353,5 +359,6 @@ in {
); );
imports = [ ./os.nix ]; imports = [ ./os.nix ];
} }