/
input_generator.go
70 lines (56 loc) · 1.61 KB
/
input_generator.go
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package aws
import (
"crypto/sha1"
"fmt"
"github.com/cloudfoundry/bosh-bootloader/aws"
"github.com/cloudfoundry/bosh-bootloader/storage"
)
type InputGenerator struct {
awsClient awsClient
}
type awsClient interface {
aws.AvailabilityZones
aws.DNSZones
}
const terraformNameCharLimit = 18
func NewInputGenerator(awsClient awsClient) InputGenerator {
return InputGenerator{
awsClient: awsClient,
}
}
func (i InputGenerator) Generate(state storage.State) (map[string]interface{}, error) {
azs, err := i.awsClient.RetrieveAZs(state.AWS.Region)
if err != nil {
return map[string]interface{}{}, err
}
shortEnvID := state.EnvID
if len(shortEnvID) > terraformNameCharLimit {
sha1 := fmt.Sprintf("%x", sha1.Sum([]byte(state.EnvID)))
shortEnvID = fmt.Sprintf("%s-%s", shortEnvID[:terraformNameCharLimit-8], sha1[:terraformNameCharLimit-11])
}
inputs := map[string]interface{}{
"env_id": state.EnvID,
"short_env_id": shortEnvID,
"region": state.AWS.Region,
"availability_zones": azs,
}
if state.LB.Type == "cf" {
inputs["ssl_certificate"] = state.LB.Cert
inputs["ssl_certificate_private_key"] = state.LB.Key
inputs["ssl_certificate_chain"] = state.LB.Chain
if state.LB.Domain != "" {
inputs["system_domain"] = state.LB.Domain
parentZone := i.awsClient.RetrieveDNS(state.LB.Domain)
if parentZone != "" {
inputs["parent_zone"] = parentZone
}
}
}
return inputs, nil
}
func (i InputGenerator) Credentials(state storage.State) map[string]string {
return map[string]string{
"access_key": state.AWS.AccessKeyID,
"secret_key": state.AWS.SecretAccessKey,
}
}