bouncer/internal/config/config.go

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package config
import (
"io"
"os"
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"github.com/pkg/errors"
"gopkg.in/yaml.v3"
)
// Config definition
type Config struct {
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Admin AdminServerConfig `yaml:"admin"`
Proxy ProxyServerConfig `yaml:"proxy"`
Redis RedisConfig `yaml:"redis"`
Logger LoggerConfig `yaml:"logger"`
Layers LayersConfig `yaml:"layers"`
Bootstrap BootstrapConfig `yaml:"bootstrap"`
Integrations IntegrationsConfig `yaml:"integrations"`
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}
// NewFromFile retrieves the configuration from the given file
func NewFromFile(path string) (*Config, error) {
config := NewDefault()
data, err := os.ReadFile(path)
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if err != nil {
return nil, errors.Wrapf(err, "could not read file '%s'", path)
}
if err := yaml.Unmarshal(data, config); err != nil {
return nil, errors.Wrapf(err, "could not unmarshal configuration")
}
return config, nil
}
// NewDumpDefault dump the new default configuration
func NewDumpDefault() *Config {
config := NewDefault()
return config
}
// NewDefault return new default configuration
func NewDefault() *Config {
return &Config{
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Admin: NewDefaultAdminServerConfig(),
Proxy: NewDefaultProxyServerConfig(),
Logger: NewDefaultLoggerConfig(),
Redis: NewDefaultRedisConfig(),
Layers: NewDefaultLayersConfig(),
Bootstrap: NewDefaultBootstrapConfig(),
Integrations: NewDefaultIntegrationsConfig(),
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}
}
// Dump the given configuration in the given writer
func Dump(config *Config, w io.Writer) error {
data, err := yaml.Marshal(config)
if err != nil {
return errors.Wrap(err, "could not dump config")
}
if _, err := w.Write(data); err != nil {
return errors.WithStack(err)
}
return nil
}