277 lines
7.2 KiB
Go
277 lines
7.2 KiB
Go
// Copyright 2019 Sorint.lab
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package config
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import (
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"io/ioutil"
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"time"
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"github.com/pkg/errors"
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yaml "gopkg.in/yaml.v2"
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)
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type Config struct {
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Gateway Gateway `yaml:"gateway"`
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Scheduler Scheduler `yaml:"scheduler"`
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RunServiceScheduler RunServiceScheduler `yaml:"runServiceScheduler"`
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RunServiceExecutor RunServiceExecutor `yaml:"runServiceExecutor"`
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ConfigStore ConfigStore `yaml:"configStore"`
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GitServer GitServer `yaml:"gitServer"`
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}
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type Gateway struct {
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Debug bool `yaml:"debug"`
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// APIExposedURL is the gateway API exposed url i.e. https://myagola.example.com
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APIExposedURL string `yaml:"apiExposedURL"`
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// ExposedURL is the web interface exposed url i.e. https://myagola.example.com
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// This is used for generating the redirect_url in oauth2 redirects
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WebExposedURL string `yaml:"webExposedURL"`
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RunServiceURL string `yaml:"runServiceURL"`
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ConfigStoreURL string `yaml:"configStoreURL"`
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GitServerURL string `yaml:"gitServerURL"`
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Web Web `yaml:"web"`
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Etcd Etcd `yaml:"etcd"`
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LTS LTS `yaml:"lts"`
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TokenSigning TokenSigning `yaml:"tokenSigning"`
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AdminToken string `yaml:"adminToken"`
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}
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type Scheduler struct {
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Debug bool `yaml:"debug"`
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RunServiceURL string `yaml:"runServiceURL"`
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}
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type RunServiceScheduler struct {
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Debug bool `yaml:"debug"`
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DataDir string `yaml:"dataDir"`
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Web Web `yaml:"web"`
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Etcd Etcd `yaml:"etcd"`
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LTS LTS `yaml:"lts"`
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RunCacheExpireInterval time.Duration `yaml:"runCacheExpireInterval"`
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}
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type RunServiceExecutor struct {
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Debug bool `yaml:"debug"`
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DataDir string `yaml:"dataDir"`
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RunServiceURL string `yaml:"runServiceURL"`
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ToolboxPath string `yaml:"toolboxPath"`
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Web Web `yaml:"web"`
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}
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type ConfigStore struct {
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Debug bool `yaml:"debug"`
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DataDir string `yaml:"dataDir"`
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Web Web `yaml:"web"`
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Etcd Etcd `yaml:"etcd"`
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LTS LTS `yaml:"lts"`
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}
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type GitServer struct {
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Debug bool `yaml:"debug"`
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DataDir string `yaml:"dataDir"`
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GithookPath string `yaml:"githookPath"`
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GatewayURL string `yaml:"gatewayURL"`
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Web Web `yaml:"web"`
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Etcd Etcd `yaml:"etcd"`
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LTS LTS `yaml:"lts"`
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}
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type Web struct {
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// http listen addess
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ListenAddress string `yaml:"listenAddress"`
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// use TLS (https)
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TLS bool `yaml:"tls"`
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// TLSCert is the path to the pem formatted server certificate. If the
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// certificate is signed by a certificate authority, the certFile should be
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// the concatenation of the server's certificate, any intermediates, and the
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// CA's certificate.
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TLSCertFile string `yaml:"tlsCertFile"`
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// Server cert private key
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// TODO(sgotti) support encrypted private keys (add a private key password config entry)
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TLSKeyFile string `yaml:"tlsKeyFile"`
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// CORS allowed origins
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AllowedOrigins []string `yaml:"allowedOrigins"`
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}
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type LTSType string
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const (
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LTSTypePosix LTSType = "posix"
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LTSTypeS3 LTSType = "s3"
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)
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type LTS struct {
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Type LTSType `yaml:"type"`
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// Posix
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Path string `yaml:"path"`
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// S3
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Endpoint string `yaml:"endpoint"`
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Bucket string `yaml:"bucket"`
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Location string `yaml:"location"`
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AccessKey string `yaml:"accessKey"`
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SecretAccessKey string `yaml:"secretAccessKey"`
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DisableTLS bool `yaml:"disableTLS"`
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}
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type Etcd struct {
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Endpoints string `yaml:"endpoints"`
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// TODO(sgotti) support encrypted private keys (add a private key password config entry)
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TLSCertFile string `yaml:"tlsCertFile"`
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TLSKeyFile string `yaml:"tlsKeyFile"`
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TLSCAFile string `yaml:"tlsCAFile"`
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TLSSkipVerify bool `yaml:"tlsSkipVerify"`
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}
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type TokenSigning struct {
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// token duration (defaults to 12 hours)
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Duration time.Duration `yaml:"duration"`
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// signing method: "hmac" or "rsa"
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Method string `yaml:"method"`
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// signing key. Used only with HMAC signing method
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Key string `yaml:"key"`
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// path to a file containing a pem encoded private key. Used only with RSA signing method
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PrivateKeyPath string `yaml:"privateKeyPath"`
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// path to a file containing a pem encoded public key. Used only with RSA signing method
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PublicKeyPath string `yaml:"publicKeyPath"`
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}
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var defaultConfig = Config{
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Gateway: Gateway{
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TokenSigning: TokenSigning{
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Duration: 12 * time.Hour,
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},
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},
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RunServiceScheduler: RunServiceScheduler{
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RunCacheExpireInterval: 7 * 24 * time.Hour,
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},
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}
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func Parse(configFile string) (*Config, error) {
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configData, err := ioutil.ReadFile(configFile)
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if err != nil {
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return nil, errors.WithStack(err)
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}
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c := &defaultConfig
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if err := yaml.Unmarshal(configData, &c); err != nil {
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return nil, errors.WithStack(err)
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}
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return c, Validate(c)
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}
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func validateWeb(w *Web) error {
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if w.ListenAddress == "" {
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return errors.Errorf("listen address undefined")
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}
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if w.TLS {
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if w.TLSKeyFile == "" {
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return errors.Errorf("no tls key file specified")
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}
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if w.TLSCertFile == "" {
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return errors.Errorf("no tls cert file specified")
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}
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}
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return nil
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}
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func Validate(c *Config) error {
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// Gateway
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if c.Gateway.APIExposedURL == "" {
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return errors.Errorf("gateway apiExposedURL is empty")
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}
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if c.Gateway.WebExposedURL == "" {
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return errors.Errorf("gateway webExposedURL is empty")
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}
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if c.Gateway.ConfigStoreURL == "" {
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return errors.Errorf("gateway configStoreURL is empty")
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}
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if c.Gateway.RunServiceURL == "" {
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return errors.Errorf("gateway runServiceURL is empty")
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}
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if err := validateWeb(&c.Gateway.Web); err != nil {
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return errors.Wrapf(err, "gateway web configuration error")
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}
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// Configstore
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if c.ConfigStore.DataDir == "" {
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return errors.Errorf("configstore dataDir is empty")
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}
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if err := validateWeb(&c.ConfigStore.Web); err != nil {
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return errors.Wrapf(err, "configstore web configuration error")
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}
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// Runservice Scheduler
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if c.RunServiceScheduler.DataDir == "" {
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return errors.Errorf("runservice scheduler dataDir is empty")
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}
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if err := validateWeb(&c.RunServiceScheduler.Web); err != nil {
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return errors.Wrapf(err, "runservice scheduler web configuration error")
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}
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// Runservice Executor
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if c.RunServiceExecutor.DataDir == "" {
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return errors.Errorf("runservice executor dataDir is empty")
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}
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if c.RunServiceExecutor.ToolboxPath == "" {
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return errors.Errorf("git server toolboxPath is empty")
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}
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if c.RunServiceExecutor.RunServiceURL == "" {
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return errors.Errorf("runservice executor runServiceURL is empty")
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}
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// Scheduler
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if c.Scheduler.RunServiceURL == "" {
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return errors.Errorf("scheduler runServiceURL is empty")
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}
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// Git server
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if c.GitServer.DataDir == "" {
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return errors.Errorf("git server dataDir is empty")
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}
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if c.GitServer.GithookPath == "" {
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return errors.Errorf("git server githookPath is empty")
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}
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if c.GitServer.GatewayURL == "" {
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return errors.Errorf("git server gatewayURL is empty")
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}
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return nil
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}
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