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package config
import (
"math"
"net/url"
"runtime"
"strings"
"time"
"github.com/Azure/azure-storage-blob-go/azblob"
"github.com/BurntSushi/toml"
"gitlab.com/gitlab-org/labkit/log"
"gocloud.dev/blob"
"gocloud.dev/blob/azureblob"
)
type TomlURL struct {
url.URL
}
func (u *TomlURL) UnmarshalText(text []byte) error {
temp, err := url.Parse(string(text))
u.URL = *temp
return err
}
type TomlDuration struct {
time.Duration
}
func (d *TomlDuration) UnmarshalText(text []byte) error {
temp, err := time.ParseDuration(string(text))
d.Duration = temp
return err
}
type ObjectStorageCredentials struct {
Provider string
S3Credentials S3Credentials `toml:"s3"`
AzureCredentials AzureCredentials `toml:"azurerm"`
}
type ObjectStorageConfig struct {
URLMux *blob.URLMux `toml:"-"`
}
type S3Credentials struct {
AwsAccessKeyID string `toml:"aws_access_key_id"`
AwsSecretAccessKey string `toml:"aws_secret_access_key"`
}
type S3Config struct {
Region string `toml:"-"`
Bucket string `toml:"-"`
PathStyle bool `toml:"-"`
Endpoint string `toml:"-"`
UseIamProfile bool `toml:"-"`
ServerSideEncryption string `toml:"-"` // Server-side encryption mode (e.g. AES256, aws:kms)
SSEKMSKeyID string `toml:"-"` // Server-side encryption key-management service key ID (e.g. arn:aws:xxx)
}
type GoCloudConfig struct {
URL string `toml:"-"`
}
type AzureCredentials struct {
AccountName string `toml:"azure_storage_account_name"`
AccountKey string `toml:"azure_storage_access_key"`
}
type RedisConfig struct {
URL TomlURL
Sentinel []TomlURL
SentinelMaster string
Password string
DB *int
MaxIdle *int
MaxActive *int
}
type ImageResizerConfig struct {
MaxScalerProcs uint32 `toml:"max_scaler_procs"`
MaxFilesize uint64 `toml:"max_filesize"`
}
type Config struct {
Redis *RedisConfig `toml:"redis"`
Backend *url.URL `toml:"-"`
CableBackend *url.URL `toml:"-"`
Version string `toml:"-"`
DocumentRoot string `toml:"-"`
DevelopmentMode bool `toml:"-"`
Socket string `toml:"-"`
CableSocket string `toml:"-"`
ProxyHeadersTimeout time.Duration `toml:"-"`
APILimit uint `toml:"-"`
APIQueueLimit uint `toml:"-"`
APIQueueTimeout time.Duration `toml:"-"`
APICILongPollingDuration time.Duration `toml:"-"`
ObjectStorageConfig ObjectStorageConfig `toml:"-"`
ObjectStorageCredentials ObjectStorageCredentials `toml:"object_storage"`
PropagateCorrelationID bool `toml:"-"`
ImageResizerConfig ImageResizerConfig `toml:"image_resizer"`
AltDocumentRoot string `toml:"alt_document_root"`
ShutdownTimeout TomlDuration `toml:"shutdown_timeout"`
}
var DefaultImageResizerConfig = ImageResizerConfig{
MaxScalerProcs: uint32(math.Max(2, float64(runtime.NumCPU())/2)),
MaxFilesize: 250 * 1000, // 250kB,
}
func LoadConfig(data string) (*Config, error) {
cfg := &Config{ImageResizerConfig: DefaultImageResizerConfig}
if _, err := toml.Decode(data, cfg); err != nil {
return nil, err
}
return cfg, nil
}
func (c *Config) RegisterGoCloudURLOpeners() error {
c.ObjectStorageConfig.URLMux = new(blob.URLMux)
creds := c.ObjectStorageCredentials
if strings.EqualFold(creds.Provider, "AzureRM") && creds.AzureCredentials.AccountName != "" && creds.AzureCredentials.AccountKey != "" {
accountName := azureblob.AccountName(creds.AzureCredentials.AccountName)
accountKey := azureblob.AccountKey(creds.AzureCredentials.AccountKey)
credential, err := azureblob.NewCredential(accountName, accountKey)
if err != nil {
log.WithError(err).Error("error creating Azure credentials")
return err
}
pipeline := azureblob.NewPipeline(credential, azblob.PipelineOptions{})
azureURLOpener := &azureURLOpener{
&azureblob.URLOpener{
AccountName: accountName,
Pipeline: pipeline,
Options: azureblob.Options{Credential: credential},
},
}
c.ObjectStorageConfig.URLMux.RegisterBucket(azureblob.Scheme, azureURLOpener)
}
return nil
}
|
