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Merge pull request #1019 from monopole/addIfToInflator

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Mods to chart inflator plugin
This commit is contained in:
Kubernetes Prow Robot
2019-04-26 15:56:22 -07:00
committed by GitHub
parent ac3ea4d6f3 cd9572e0bb
commit ca4d5ed42b
2 changed files with 34 additions and 21 deletions
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6
pkg/target/chartinflatorexecplugin_test.go
View File

@@ -42,7 +42,7 @@ func TestChartInflatorExecPlugin(t *testing.T) {
defer tc.Reset() defer tc.Reset()
tc.BuildExecPlugin( tc.BuildExecPlugin(
"builtin", "", "ChartInflatorExec") "someteam.example.com", "v1", "ChartInflatorExec")
th := NewKustTestHarnessWithPluginConfig( th := NewKustTestHarnessWithPluginConfig(
t, "/app", plugin.ActivePluginConfig()) t, "/app", plugin.ActivePluginConfig())
@@ -53,11 +53,11 @@ namePrefix: LOOOOOOOONG-
`) `)
th.writeF("/app/chartInflatorExec.yaml", ` th.writeF("/app/chartInflatorExec.yaml", `
apiVersion: builtin apiVersion: someteam.example.com/v1
kind: ChartInflatorExec kind: ChartInflatorExec
metadata: metadata:
name: notImportantHere name: notImportantHere
chart: minecraft chartName: minecraft
`) `)
m, err := th.makeKustTarget().MakeCustomizedResMap() m, err := th.makeKustTarget().MakeCustomizedResMap()

47
plugin/builtin/ChartInflatorExec → plugin/someteam.example.com/v1/ChartInflatorExec
View File

@@ -9,18 +9,22 @@ set -e
# kind: ChartInflatorExec # kind: ChartInflatorExec
# metadata: # metadata:
# name: notImportantHere # name: notImportantHere
# chart: chartName # chartName: nameOfStableChart
# values: /absolute/path/to/values/file # values: /abs/path/to/local/values/file
# helmBin: /absolute/path/to/helmBin # chartHome: /abs/path/local/chart/storage
# helmHome: /abs/path/to/helm/config
# helmBin: /abs/path/to/helmBin
# #
# fetches the given chart from stable/$chartName, # fetches the given chart from stable/$chartName,
# and inflates it to stdout, using the given values file. # and inflates it to stdout, using the given values file.
# #
# chartDir default: $TMP_DIR/charts
# chartDir default:
# Example execution: # Example execution:
# ./plugins/kustomize.config.k8s.io/v1/ChartInflatorExec configFile.yaml # ./plugins/kustomize.config.k8s.io/v1/ChartInflatorExec configFile.yaml
# Yaml parsing is a ridiculous thing to do in bash, # Yaml parsing is a ridiculous thing to do in bash,
# but let's try: # but let's try:
function parseYaml { function parseYaml {
@@ -30,48 +34,57 @@ function parseYaml {
local k=${line%:*} local k=${line%:*}
local v=${line#*:} local v=${line#*:}
[ "$k" == "chart" ] && chartName=$v [ "$k" == "chartName" ] && chartName=$v
[ "$k" == "chartHome" ] && chartHome=$v
[ "$k" == "values" ] && valuesFile=$v [ "$k" == "values" ] && valuesFile=$v
[ "$k" == "helmHome" ] && helmHome=$v
[ "$k" == "helmBin" ] && helmBin=$v [ "$k" == "helmBin" ] && helmBin=$v
done <"$file" done <"$file"
# Trim leading space # Trim leading space
chartName="${chartName#"${chartName%%[![:space:]]*}"}" chartName="${chartName#"${chartName%%[![:space:]]*}"}"
chartHome="${chartHome#"${chartHome%%[![:space:]]*}"}"
valuesFile="${valuesFile#"${valuesFile%%[![:space:]]*}"}" valuesFile="${valuesFile#"${valuesFile%%[![:space:]]*}"}"
helmBin="${helmBin#"${helmBin%%[![:space:]]*}"}" helmBin="${helmBin#"${helmBin%%[![:space:]]*}"}"
} }
TMP_DIR=$(mktemp -d) TMP_DIR=$(mktemp -d)
# Where all the files generated by 'helm init' live.
HELM_HOME=$TMP_DIR/dotHelm
# Where helm charts are unpacked.
CHART_HOME=$TMP_DIR/charts
parseYaml $1 parseYaml $1
# Where all the files generated by 'helm init' live.
if [ -z "$helmHome" ]; then
helmHome=$TMP_DIR/dotHelm
fi
# Where helm charts are unpacked.
if [ -z "$chartHome" ]; then
chartHome=$TMP_DIR/charts
fi
if [ -z "$helmBin" ]; then if [ -z "$helmBin" ]; then
helmBin=/usr/local/bin/helm helmBin=helm
fi fi
if [ -z "$valuesFile" ]; then if [ -z "$valuesFile" ]; then
valuesFile=$CHART_HOME/$chartName/values.yaml valuesFile=$chartHome/$chartName/values.yaml
fi fi
function doHelm { function doHelm {
$helmBin --home $HELM_HOME $@ $helmBin --home $helmHome $@
} }
# The init command is extremely chatty # The init command is extremely chatty
doHelm init --client-only >& /dev/null doHelm init --client-only >& /dev/null
doHelm fetch --untar \ if [ ! -d "$chartHome/$chartName" ]; then
--untardir $CHART_HOME \ doHelm fetch --untar \
--untardir $chartHome \
stable/$chartName stable/$chartName
fi
doHelm template \ doHelm template \
--values $valuesFile \ --values $valuesFile \
$CHART_HOME/$chartName $chartHome/$chartName
/bin/rm -rf $TMP_DIR /bin/rm -rf $TMP_DIR