terraform/builtin/providers/openstack/config.go

136 lines
3.3 KiB
Go

package openstack
import (
"crypto/tls"
"crypto/x509"
"fmt"
"io/ioutil"
"net/http"
"github.com/rackspace/gophercloud"
"github.com/rackspace/gophercloud/openstack"
)
type Config struct {
Username string
UserID string
Password string
Token string
APIKey string
IdentityEndpoint string
TenantID string
TenantName string
DomainID string
DomainName string
Insecure bool
EndpointType string
CACertFile string
ClientCertFile string
ClientKeyFile string
osClient *gophercloud.ProviderClient
}
func (c *Config) loadAndValidate() error {
if c.EndpointType != "internal" && c.EndpointType != "internalURL" &&
c.EndpointType != "admin" && c.EndpointType != "adminURL" &&
c.EndpointType != "public" && c.EndpointType != "publicURL" &&
c.EndpointType != "" {
return fmt.Errorf("Invalid endpoint type provided")
}
ao := gophercloud.AuthOptions{
Username: c.Username,
UserID: c.UserID,
Password: c.Password,
TokenID: c.Token,
APIKey: c.APIKey,
IdentityEndpoint: c.IdentityEndpoint,
TenantID: c.TenantID,
TenantName: c.TenantName,
DomainID: c.DomainID,
DomainName: c.DomainName,
}
client, err := openstack.NewClient(ao.IdentityEndpoint)
if err != nil {
return err
}
config := &tls.Config{}
if c.CACertFile != "" {
caCert, err := ioutil.ReadFile(c.CACertFile)
if err != nil {
return err
}
caCertPool := x509.NewCertPool()
caCertPool.AppendCertsFromPEM(caCert)
config.RootCAs = caCertPool
}
if c.Insecure {
config.InsecureSkipVerify = true
}
if c.ClientCertFile != "" && c.ClientKeyFile != "" {
cert, err := tls.LoadX509KeyPair(c.ClientCertFile, c.ClientKeyFile)
if err != nil {
return err
}
config.Certificates = []tls.Certificate{cert}
config.BuildNameToCertificate()
}
transport := &http.Transport{TLSClientConfig: config}
client.HTTPClient.Transport = transport
err = openstack.Authenticate(client, ao)
if err != nil {
return err
}
c.osClient = client
return nil
}
func (c *Config) blockStorageV1Client(region string) (*gophercloud.ServiceClient, error) {
return openstack.NewBlockStorageV1(c.osClient, gophercloud.EndpointOpts{
Region: region,
Availability: c.getEndpointType(),
})
}
func (c *Config) computeV2Client(region string) (*gophercloud.ServiceClient, error) {
return openstack.NewComputeV2(c.osClient, gophercloud.EndpointOpts{
Region: region,
Availability: c.getEndpointType(),
})
}
func (c *Config) networkingV2Client(region string) (*gophercloud.ServiceClient, error) {
return openstack.NewNetworkV2(c.osClient, gophercloud.EndpointOpts{
Region: region,
Availability: c.getEndpointType(),
})
}
func (c *Config) objectStorageV1Client(region string) (*gophercloud.ServiceClient, error) {
return openstack.NewObjectStorageV1(c.osClient, gophercloud.EndpointOpts{
Region: region,
Availability: c.getEndpointType(),
})
}
func (c *Config) getEndpointType() gophercloud.Availability {
if c.EndpointType == "internal" || c.EndpointType == "internalURL" {
return gophercloud.AvailabilityInternal
}
if c.EndpointType == "admin" || c.EndpointType == "adminURL" {
return gophercloud.AvailabilityAdmin
}
return gophercloud.AvailabilityPublic
}