Files
katenary/helm/configAndSecretMap.go
adrian-salas 1403f9b198 ISSUE-13 - Ignore comment prefix in envfiles (#15)
Co-authored-by: Adrian SALAS <adrian.salas@smile.fr>

fix #13
2022-05-22 22:52:07 +02:00

129 lines
2.9 KiB
Go

package helm
import (
"errors"
"fmt"
"io/ioutil"
"strings"
)
// InlineConfig is made to represent a configMap or a secret
type InlineConfig interface {
AddEnvFile(filename string) error
AddEnv(key, val string) error
Metadata() *Metadata
}
// ConfigMap is made to represent a configMap with data.
type ConfigMap struct {
*K8sBase `yaml:",inline"`
Data map[string]string `yaml:"data"`
}
// NewConfigMap returns a new initialzed ConfigMap.
func NewConfigMap(name, path string) *ConfigMap {
base := NewBase()
base.ApiVersion = "v1"
base.Kind = "ConfigMap"
base.Metadata.Name = ReleaseNameTpl + "-" + name
base.Metadata.Labels[K+"/component"] = name
if path != "" {
base.Metadata.Labels[K+"/path"] = path
}
return &ConfigMap{
K8sBase: base,
Data: make(map[string]string),
}
}
// Metadata returns the metadata of the configMap.
func (c *ConfigMap) Metadata() *Metadata {
return c.K8sBase.Metadata
}
// AddEnvFile adds an environment file to the configMap.
func (c *ConfigMap) AddEnvFile(file string) error {
content, err := ioutil.ReadFile(file)
if err != nil {
return err
}
lines := strings.Split(string(content), "\n")
for _, l := range lines {
//Check if the line is a comment
isComment := strings.HasPrefix(l, "#")
l = strings.TrimSpace(l)
if len(l) == 0 || isComment {
continue
}
parts := strings.SplitN(l, "=", 2)
if len(parts) < 2 {
return errors.New("The environment file " + file + " is not valid")
}
c.Data[parts[0]] = parts[1]
}
return nil
}
func (c *ConfigMap) AddEnv(key, val string) error {
c.Data[key] = val
return nil
}
// Secret is made to represent a secret with data.
type Secret struct {
*K8sBase `yaml:",inline"`
Data map[string]string `yaml:"data"`
}
// NewSecret returns a new initialzed Secret.
func NewSecret(name, path string) *Secret {
base := NewBase()
base.ApiVersion = "v1"
base.Kind = "Secret"
base.Metadata.Name = ReleaseNameTpl + "-" + name
base.Metadata.Labels[K+"/component"] = name
if path != "" {
base.Metadata.Labels[K+"/path"] = path
}
return &Secret{
K8sBase: base,
Data: make(map[string]string),
}
}
// AddEnvFile adds an environment file to the secret.
func (s *Secret) AddEnvFile(file string) error {
content, err := ioutil.ReadFile(file)
if err != nil {
return err
}
lines := strings.Split(string(content), "\n")
for _, l := range lines {
l = strings.TrimSpace(l)
if len(l) == 0 {
continue
}
parts := strings.SplitN(l, "=", 2)
if len(parts) < 2 {
return errors.New("The environment file " + file + " is not valid")
}
s.Data[parts[0]] = fmt.Sprintf(`{{ "%s" | b64enc }}`, parts[1])
}
return nil
}
// Metadata returns the metadata of the secret.
func (s *Secret) Metadata() *Metadata {
return s.K8sBase.Metadata
}
// AddEnv adds an environment variable to the secret.
func (s *Secret) AddEnv(key, val string) error {
s.Data[key] = fmt.Sprintf(`{{ %s | b64enc }}`, val)
return nil
}