terraform/builtin/providers/tls/resource_self_signed_cert.go

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package tls
import (
"crypto/x509"
"fmt"
"net"
"github.com/hashicorp/terraform/helper/schema"
)
func resourceSelfSignedCert() *schema.Resource {
s := resourceCertificateCommonSchema()
s["subject"] = &schema.Schema{
Type: schema.TypeList,
Required: true,
Elem: nameSchema,
ForceNew: true,
}
s["dns_names"] = &schema.Schema{
Type: schema.TypeList,
Optional: true,
Description: "List of DNS names to use as subjects of the certificate",
ForceNew: true,
Elem: &schema.Schema{
Type: schema.TypeString,
},
}
s["ip_addresses"] = &schema.Schema{
Type: schema.TypeList,
Optional: true,
Description: "List of IP addresses to use as subjects of the certificate",
ForceNew: true,
Elem: &schema.Schema{
Type: schema.TypeString,
},
}
s["key_algorithm"] = &schema.Schema{
Type: schema.TypeString,
Required: true,
Description: "Name of the algorithm to use to generate the certificate's private key",
ForceNew: true,
}
s["private_key_pem"] = &schema.Schema{
Type: schema.TypeString,
Required: true,
Description: "PEM-encoded private key that the certificate will belong to",
ForceNew: true,
StateFunc: func(v interface{}) string {
return hashForState(v.(string))
},
}
return &schema.Resource{
Create: CreateSelfSignedCert,
Delete: DeleteCertificate,
Read: ReadCertificate,
Schema: s,
}
}
func CreateSelfSignedCert(d *schema.ResourceData, meta interface{}) error {
key, err := parsePrivateKey(d, "private_key_pem", "key_algorithm")
if err != nil {
return err
}
subjectConfs := d.Get("subject").([]interface{})
if len(subjectConfs) != 1 {
return fmt.Errorf("must have exactly one 'subject' block")
}
subjectConf := subjectConfs[0].(map[string]interface{})
subject, err := nameFromResourceData(subjectConf)
if err != nil {
return fmt.Errorf("invalid subject block: %s", err)
}
cert := x509.Certificate{
Subject: *subject,
BasicConstraintsValid: true,
}
dnsNamesI := d.Get("dns_names").([]interface{})
for _, nameI := range dnsNamesI {
cert.DNSNames = append(cert.DNSNames, nameI.(string))
}
ipAddressesI := d.Get("ip_addresses").([]interface{})
for _, ipStrI := range ipAddressesI {
ip := net.ParseIP(ipStrI.(string))
if ip == nil {
return fmt.Errorf("invalid IP address %#v", ipStrI.(string))
}
cert.IPAddresses = append(cert.IPAddresses, ip)
}
return createCertificate(d, &cert, &cert, publicKey(key), key)
}