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Add TLS configuration for PostgreSQL (#849)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,96 @@ | ||
| // The MIT License | ||
| // | ||
| // Copyright (c) 2020 Temporal Technologies Inc. All rights reserved. | ||
| // | ||
| // Copyright (c) 2020 Uber Technologies, Inc. | ||
| // | ||
| // Permission is hereby granted, free of charge, to any person obtaining a copy | ||
| // of this software and associated documentation files (the "Software"), to deal | ||
| // in the Software without restriction, including without limitation the rights | ||
| // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | ||
| // copies of the Software, and to permit persons to whom the Software is | ||
| // furnished to do so, subject to the following conditions: | ||
| // | ||
| // The above copyright notice and this permission notice shall be included in | ||
| // all copies or substantial portions of the Software. | ||
| // | ||
| // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
| // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
| // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
| // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
| // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
| // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | ||
| // THE SOFTWARE. | ||
|
|
||
| package mysql | ||
|
|
||
| import ( | ||
| "crypto/tls" | ||
| "crypto/x509" | ||
| "fmt" | ||
| "io/ioutil" | ||
| "net" | ||
|
|
||
| "github.com/go-sql-driver/mysql" | ||
|
|
||
| "go.temporal.io/server/common/auth" | ||
| "go.temporal.io/server/common/service/config" | ||
| ) | ||
|
|
||
| func registerTLSConfig(cfg *config.SQL) error { | ||
| if cfg.TLS == nil || !cfg.TLS.Enabled { | ||
| return nil | ||
| } | ||
|
|
||
| host, _, err := net.SplitHostPort(cfg.ConnectAddr) | ||
| if err != nil { | ||
| return fmt.Errorf("error in host port from ConnectAddr: %v", err) | ||
| } | ||
|
|
||
| // TODO: create a way to set MinVersion and CipherSuites via cfg. | ||
| tlsConfig := auth.NewTLSConfigForServer(host) | ||
|
|
||
| if cfg.TLS.CaFile != "" { | ||
| rootCertPool := x509.NewCertPool() | ||
| pem, err := ioutil.ReadFile(cfg.TLS.CaFile) | ||
| if err != nil { | ||
| return fmt.Errorf("failed to load CA files: %v", err) | ||
| } | ||
| if ok := rootCertPool.AppendCertsFromPEM(pem); !ok { | ||
| return fmt.Errorf("failed to append CA file") | ||
| } | ||
| tlsConfig.RootCAs = rootCertPool | ||
| } | ||
|
|
||
| if cfg.TLS.CertFile != "" && cfg.TLS.KeyFile != "" { | ||
| clientCert := make([]tls.Certificate, 0, 1) | ||
| certs, err := tls.LoadX509KeyPair( | ||
| cfg.TLS.CertFile, | ||
| cfg.TLS.KeyFile, | ||
| ) | ||
| if err != nil { | ||
| return fmt.Errorf("failed to load tls x509 key pair: %v", err) | ||
| } | ||
| clientCert = append(clientCert, certs) | ||
| tlsConfig.Certificates = clientCert | ||
| } | ||
|
|
||
| // In order to use the TLS configuration you need to register it. Once registered you use it by specifying | ||
| // `tls` in the connect attributes. | ||
| err = mysql.RegisterTLSConfig(customTLSName, tlsConfig) | ||
| if err != nil { | ||
| return fmt.Errorf("failed to register tls config: %v", err) | ||
| } | ||
|
|
||
| if cfg.ConnectAttributes == nil { | ||
| cfg.ConnectAttributes = map[string]string{} | ||
| } | ||
|
|
||
| // If no `tls` connect attribute is provided then we override it to our newly registered tls config automatically. | ||
| // This allows users to simply provide a tls config without needing to remember to also set the connect attribute | ||
| if cfg.ConnectAttributes["tls"] == "" { | ||
| cfg.ConnectAttributes["tls"] = customTLSName | ||
| } | ||
|
|
||
| return nil | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,44 @@ | ||
| // The MIT License | ||
| // | ||
| // Copyright (c) 2020 Temporal Technologies Inc. All rights reserved. | ||
| // | ||
| // Copyright (c) 2020 Uber Technologies, Inc. | ||
| // | ||
| // Permission is hereby granted, free of charge, to any person obtaining a copy | ||
| // of this software and associated documentation files (the "Software"), to deal | ||
| // in the Software without restriction, including without limitation the rights | ||
| // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | ||
| // copies of the Software, and to permit persons to whom the Software is | ||
| // furnished to do so, subject to the following conditions: | ||
| // | ||
| // The above copyright notice and this permission notice shall be included in | ||
| // all copies or substantial portions of the Software. | ||
| // | ||
| // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
| // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
| // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
| // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
| // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
| // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | ||
| // THE SOFTWARE. | ||
|
|
||
| package postgresql | ||
|
|
||
| import ( | ||
| "net/url" | ||
|
|
||
| "go.temporal.io/server/common/service/config" | ||
| ) | ||
|
|
||
| func dsnTSL(cfg *config.SQL) url.Values { | ||
| sslParams := url.Values{} | ||
| if cfg.TLS != nil && cfg.TLS.Enabled { | ||
| sslParams.Set("sslmode", "verify-ca") | ||
| sslParams.Set("sslrootcert", cfg.TLS.CaFile) | ||
| sslParams.Set("sslkey", cfg.TLS.KeyFile) | ||
| sslParams.Set("sslcert", cfg.TLS.CertFile) | ||
| } else { | ||
| sslParams.Set("sslmode", "disable") | ||
| } | ||
| return sslParams | ||
| } |