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cf.go
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cf.go
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/*
* Copyright 2018 The Service Manager Authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package env
import (
"fmt"
"io/ioutil"
"os"
"github.com/Peripli/service-manager/pkg/auth/util"
"github.com/Peripli/service-manager/pkg/log"
"github.com/cloudfoundry-community/go-cfenv"
"github.com/spf13/cast"
)
// setCFOverrides overrides some SM environment with values from CF's VCAP environment variables
func setCFOverrides(env Environment) error {
if _, exists := os.LookupEnv("VCAP_APPLICATION"); exists {
cfEnv, err := cfenv.Current()
if err != nil {
return fmt.Errorf("could not load VCAP environment: %s", err)
}
env.Set("server.port", cfEnv.Port)
pgServiceName := cast.ToString(env.Get("storage.name"))
if pgServiceName == "" {
log.D().Warning("No PostgreSQL service name found")
return nil
}
service, err := cfEnv.Services.WithName(pgServiceName)
if err != nil {
return fmt.Errorf("could not find service with name %s: %v", pgServiceName, err)
}
env.Set("storage.uri", service.Credentials["uri"])
if err := setPostgresSSL(env, service.Credentials); err != nil {
return err
}
}
return nil
}
func setPostgresSSL(env Environment, credentials map[string]interface{}) error {
if sslRootCert, hasRootCert := credentials["sslrootcert"]; hasRootCert {
filename := "./root.crt"
env.Set("storage.sslmode", "verify-ca")
env.Set("storage.sslrootcert", filename)
sslRootCertStr := util.ConvertBackSlashN(sslRootCert.(string))
err := ioutil.WriteFile(filename, []byte(sslRootCertStr), 0666)
if err != nil {
return err
}
}
return nil
}