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Accept multiple valuesFrom for create_helmrelease

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Signed-off-by: Somtochi Onyekwere <somtochionyekwere@gmail.com>
This commit is contained in:
Somtochi Onyekwere
2022-06-09 21:42:15 +01:00
parent cdf5bf3c9e
commit 1894b90d84
3 changed files with 24 additions and 129 deletions
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31
cmd/flux/create_helmrelease.go
View File

@@ -21,6 +21,7 @@ import (
"encoding/json"
"fmt"
"os"
"strings"
"time"
"github.com/fluxcd/flux2/internal/flags"
@@ -117,7 +118,7 @@ type helmReleaseFlags struct {
targetNamespace string
createNamespace bool
valuesFiles []string
valuesFrom flags.HelmReleaseValuesFrom
valuesFrom []string
saName string
crds flags.CRDsPolicy
reconcileStrategy string
@@ -127,6 +128,8 @@ type helmReleaseFlags struct {
var helmReleaseArgs helmReleaseFlags
var supportedHelmReleaseValuesFromKinds = []string{"Secret", "ConfigMap"}
func init() {
createHelmReleaseCmd.Flags().StringVar(&helmReleaseArgs.name, "release-name", "", "name used for the Helm release, defaults to a composition of '[<target-namespace>-]<HelmRelease-name>'")
createHelmReleaseCmd.Flags().Var(&helmReleaseArgs.source, "source", helmReleaseArgs.source.Description())
@@ -139,7 +142,7 @@ func init() {
createHelmReleaseCmd.Flags().StringVar(&helmReleaseArgs.reconcileStrategy, "reconcile-strategy", "ChartVersion", "the reconcile strategy for helm chart created by the helm release(accepted values: Revision and ChartRevision)")
createHelmReleaseCmd.Flags().DurationVarP(&helmReleaseArgs.chartInterval, "chart-interval", "", 0, "the interval of which to check for new chart versions")
createHelmReleaseCmd.Flags().StringSliceVar(&helmReleaseArgs.valuesFiles, "values", nil, "local path to values.yaml files, also accepts comma-separated values")
createHelmReleaseCmd.Flags().Var(&helmReleaseArgs.valuesFrom, "values-from", helmReleaseArgs.valuesFrom.Description())
createHelmReleaseCmd.Flags().StringSliceVar(&helmReleaseArgs.valuesFrom, "values-from", nil, "a Kubernetes object reference that contains the values.yaml data key in the format '<kind>/<name>', where kind must be one of: (Secret,ConfigMap)")
createHelmReleaseCmd.Flags().Var(&helmReleaseArgs.crds, "crds", helmReleaseArgs.crds.Description())
createHelmReleaseCmd.Flags().StringVar(&helmReleaseArgs.kubeConfigSecretRef, "kubeconfig-secret-ref", "", "the name of the Kubernetes Secret that contains a key with the kubeconfig file for connecting to a remote cluster")
createCmd.AddCommand(createHelmReleaseCmd)
@@ -260,11 +263,25 @@ func createHelmReleaseCmdRun(cmd *cobra.Command, args []string) error {
helmRelease.Spec.Values = &apiextensionsv1.JSON{Raw: jsonRaw}
}
if helmReleaseArgs.valuesFrom.String() != "" {
helmRelease.Spec.ValuesFrom = []helmv2.ValuesReference{{
Kind: helmReleaseArgs.valuesFrom.Kind,
Name: helmReleaseArgs.valuesFrom.Name,
}}
if len(helmReleaseArgs.valuesFrom) != 0 {
values := []helmv2.ValuesReference{}
for _, value := range helmReleaseArgs.valuesFrom {
sourceKind, sourceName := utils.ParseObjectKindName(value)
if sourceKind == "" {
return fmt.Errorf("invalid Kubernetes object reference '%s', must be in format <kind>/<name>", value)
}
cleanSourceKind, ok := utils.ContainsEqualFoldItemString(supportedHelmReleaseValuesFromKinds, sourceKind)
if !ok {
return fmt.Errorf("reference kind '%s' is not supported, must be one of: %s",
sourceKind, strings.Join(supportedHelmReleaseValuesFromKinds, ", "))
}
values = append(values, helmv2.ValuesReference{
Name: sourceName,
Kind: cleanSourceKind,
})
}
helmRelease.Spec.ValuesFrom = values
}
if createArgs.export {

72
internal/flags/helm_release_values.go
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@@ -1,72 +0,0 @@
/*
Copyright 2020 The Flux 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.
*/
package flags
import (
"fmt"
"strings"
"github.com/fluxcd/flux2/internal/utils"
)
var supportedHelmReleaseValuesFromKinds = []string{"Secret", "ConfigMap"}
type HelmReleaseValuesFrom struct {
Kind string
Name string
}
func (v *HelmReleaseValuesFrom) String() string {
if v.Name == "" {
return ""
}
return fmt.Sprintf("%s/%s", v.Kind, v.Name)
}
func (v *HelmReleaseValuesFrom) Set(str string) error {
if strings.TrimSpace(str) == "" {
return fmt.Errorf("no values given, please specify %s",
v.Description())
}
sourceKind, sourceName := utils.ParseObjectKindName(str)
if sourceKind == "" {
return fmt.Errorf("invalid Kubernetes object reference '%s', must be in format <kind>/<name>", str)
}
cleanSourceKind, ok := utils.ContainsEqualFoldItemString(supportedHelmReleaseValuesFromKinds, sourceKind)
if !ok {
return fmt.Errorf("reference kind '%s' is not supported, must be one of: %s",
sourceKind, strings.Join(supportedHelmReleaseValuesFromKinds, ", "))
}
v.Name = sourceName
v.Kind = cleanSourceKind
return nil
}
func (v *HelmReleaseValuesFrom) Type() string {
return "helmReleaseValuesFrom"
}
func (v *HelmReleaseValuesFrom) Description() string {
return fmt.Sprintf(
"Kubernetes object reference that contains the values.yaml data key in the format '<kind>/<name>', "+
"where kind must be one of: (%s)",
strings.Join(supportedHelmReleaseValuesFromKinds, ", "),
)
}

50
internal/flags/helm_release_values_test.go
View File

@@ -1,50 +0,0 @@
//go:build !e2e
// +build !e2e
/*
Copyright 2020 The Flux 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.
*/
package flags
import (
"testing"
)
func TestHelmReleaseValuesFrom_Set(t *testing.T) {
tests := []struct {
name string
str string
expect string
expectErr bool
}{
{"supported", "Secret/foo", "Secret/foo", false},
{"lower case kind", "secret/foo", "Secret/foo", false},
{"unsupported", "Unsupported/kind", "", true},
{"invalid format", "Secret", "", true},
{"empty", "", "", true},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
var h HelmReleaseValuesFrom
if err := h.Set(tt.str); (err != nil) != tt.expectErr {
t.Errorf("Set() error = %v, expectErr %v", err, tt.expectErr)
}
if str := h.String(); str != tt.expect {
t.Errorf("Set() = %v, expect %v", str, tt.expect)
}
})
}
}