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csr.go
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/
csr.go
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// ThreatSpec package controller
package controller
import (
"crypto/x509/pkix"
"fmt"
"github.com/pki-io/core/crypto"
"github.com/pki-io/core/document"
"github.com/pki-io/core/fs"
"github.com/pki-io/core/x509"
)
type CSRController struct {
env *Environment
}
func NewCSR(env *Environment) (*CSRController, error) {
cont := new(CSRController)
cont.env = env
return cont, nil
}
func (cont *CSRController) GetCA(caId string) (*x509.CA, error) {
caCont, err := NewCA(cont.env)
if err != nil {
return nil, err
}
return caCont.GetCA(caId)
}
func (cont *CSRController) ResetCSRTags(csrId, tags string) error {
logger.Debug("resetting CSR tags")
logger.Tracef("received CSR id '%s' and tags '%s'", csrId, tags)
orgIndex, err := cont.env.controllers.org.GetIndex()
if err != nil {
return err
}
if err := orgIndex.ClearCSRTags(csrId); err != nil {
return err
}
err = orgIndex.AddCSRTags(csrId, ParseTags(tags))
if err != nil {
return err
}
err = cont.env.controllers.org.SaveIndex(orgIndex)
if err != nil {
return err
}
logger.Trace("returning nil error")
return nil
}
func (cont *CSRController) GetCSR(id string) (*x509.CSR, error) {
logger.Debug("getting CSR")
logger.Tracef("received CSR id '%s'", id)
logger.Debug("getting CSR from org")
csrContainerJson, err := cont.env.api.GetPrivate(cont.env.controllers.org.OrgId(), id)
if err != nil {
return nil, err
}
logger.Debug("creating new container")
csrContainer, err := document.NewContainer(csrContainerJson)
if err != nil {
return nil, err
}
logger.Debug("decrypting container")
csrJson, err := cont.env.controllers.org.org.VerifyThenDecrypt(csrContainer)
if err != nil {
return nil, err
}
logger.Debug("loading CSR json")
csr, err := x509.NewCSR(csrJson)
if err != nil {
return nil, err
}
logger.Trace("returning CSR")
return csr, nil
}
func (cont *CSRController) SaveCSR(csr *x509.CSR) error {
logger.Debug("saving CSR")
logger.Tracef("received CSR with id '%s'", csr.Id)
logger.Debug("encrypting CSR for org")
csrContainer, err := cont.env.controllers.org.org.EncryptThenSignString(csr.Dump(), nil)
if err != nil {
return err
}
logger.Debug("saving encrypted csr")
err = cont.env.api.SendPrivate(cont.env.controllers.org.org.Data.Body.Id, csr.Data.Body.Id, csrContainer.Dump())
if err != nil {
return err
}
logger.Trace("returning nil error")
return nil
}
func (cont *CSRController) AddCSRToOrgIndex(csr *x509.CSR, tags string) error {
logger.Debug("adding CSR to org index")
logger.Tracef("received CSR with id '%s' and tags '%s'", csr.Id(), tags)
orgIndex, err := cont.env.controllers.org.GetIndex()
if err != nil {
return err
}
err = orgIndex.AddCSR(csr.Data.Body.Name, csr.Data.Body.Id)
if err != nil {
return err
}
err = orgIndex.AddCSRTags(csr.Data.Body.Id, ParseTags(tags))
if err != nil {
return err
}
err = cont.env.controllers.org.SaveIndex(orgIndex)
if err != nil {
return err
}
logger.Trace("returning nil error")
return nil
}
func (cont *CSRController) New(params *CSRParams) (*x509.CSR, error) {
logger.Debug("creating new CSR")
logger.Tracef("received params: %s", params)
if err := params.ValidateName(true); err != nil {
return nil, err
}
if err := cont.env.LoadAdminEnv(); err != nil {
return nil, err
}
// TODO - This should really be in a CSR function
subject := pkix.Name{CommonName: *params.Name}
if *params.DnLocality != "" {
subject.Locality = []string{*params.DnLocality}
}
if *params.DnState != "" {
subject.Province = []string{*params.DnState}
}
if *params.DnOrg != "" {
subject.Organization = []string{*params.DnOrg}
}
if *params.DnOrgUnit != "" {
subject.OrganizationalUnit = []string{*params.DnOrgUnit}
}
if *params.DnCountry != "" {
subject.Country = []string{*params.DnCountry}
}
if *params.DnStreet != "" {
subject.StreetAddress = []string{*params.DnStreet}
}
if *params.DnPostal != "" {
subject.PostalCode = []string{*params.DnPostal}
}
logger.Debug("creating CSR struct")
csr, err := x509.NewCSR(nil)
if err != nil {
return nil, err
}
csr.Data.Body.Id = x509.NewID()
csr.Data.Body.Name = *params.Name
if *params.CsrFile == "" && *params.KeyFile == "" {
csr.Data.Body.KeyType = *params.KeyType
logger.Debug("generating CSR and key")
csr.Generate(&subject)
} else {
if *params.CsrFile == "" {
return nil, fmt.Errorf("CSR PEM file must be provided if importing")
}
logger.Debugf("importing CSR from '%s'", *params.CsrFile)
ok, err := fs.Exists(*params.CsrFile)
if err != nil {
return nil, err
}
if !ok {
logger.Warnf("CSR file '%s' does not exist", *params.CsrFile)
logger.Tracef("returning nil error")
return nil, nil
}
logger.Debug("reading file")
csrPem, err := fs.ReadFile(*params.CsrFile)
if err != nil {
return nil, err
}
logger.Debug("decoding CSR PEM")
_, err = x509.PemDecodeX509CSR([]byte(csrPem))
if err != nil {
return nil, err
}
csr.Data.Body.CSR = csrPem
if *params.KeyFile != "" {
logger.Debugf("importing private key file from '%s'", *params.KeyFile)
ok, err := fs.Exists(*params.KeyFile)
if err != nil {
return nil, err
}
if !ok {
logger.Warnf("key file '%s' does not exist", *params.KeyFile)
logger.Trace("returning nil error")
return nil, nil
}
logger.Debugf("reading key file")
keyPem, err := fs.ReadFile(*params.KeyFile)
if err != nil {
return nil, err
}
logger.Debug("decoding private key PEM")
key, err := crypto.PemDecodePrivate([]byte(keyPem))
if err != nil {
return nil, err
}
keyType, err := crypto.GetKeyType(key)
if err != nil {
return nil, err
}
csr.Data.Body.KeyType = string(keyType)
csr.Data.Body.PrivateKey = keyPem
}
}
if *params.StandaloneFile == "" {
err = cont.SaveCSR(csr)
if err != nil {
return nil, err
}
var tags string
if *params.Tags == "NAME" {
tags = *params.Name
} else {
tags = *params.Tags
}
err = cont.AddCSRToOrgIndex(csr, tags)
if err != nil {
return nil, err
}
}
return csr, nil
}
func (cont *CSRController) List(params *CSRParams) ([]*x509.CSR, error) {
logger.Debug("listing CSRs")
logger.Tracef("received params: %s", params)
if err := cont.env.LoadAdminEnv(); err != nil {
return nil, err
}
index, err := cont.env.controllers.org.GetIndex()
if err != nil {
return nil, err
}
csrs := make([]*x509.CSR, 0)
for _, id := range index.GetCSRs() {
csr, err := cont.GetCSR(id)
if err != nil {
return nil, err
}
csrs = append(csrs, csr)
}
logger.Trace("returning CSRs")
return csrs, nil
}
func (cont *CSRController) Show(params *CSRParams) (*x509.CSR, error) {
logger.Info("showing CSR")
logger.Tracef("received params: %s", params)
logger.Debug("Validating parameters")
if err := params.ValidateName(true); err != nil {
return nil, err
}
if err := params.ValidateExport(false); err != nil {
return nil, err
}
if err := params.ValidatePrivate(false); err != nil {
return nil, err
}
if err := cont.env.LoadAdminEnv(); err != nil {
return nil, err
}
index, err := cont.env.controllers.org.GetIndex()
if err != nil {
return nil, err
}
csrId, err := index.GetCSR(*params.Name)
if err != nil {
return nil, err
}
csr, err := cont.GetCSR(csrId)
if err != nil {
return nil, err
}
logger.Trace("returning CSR")
return csr, nil
}
func (cont *CSRController) Sign(params *CSRParams) (*x509.Certificate, error) {
logger.Debug("signing CSR")
logger.Tracef("received params: %s", params)
if err := params.ValidateName(true); err != nil {
return nil, err
}
if err := cont.env.LoadAdminEnv(); err != nil {
return nil, err
}
index, err := cont.env.controllers.org.GetIndex()
if err != nil {
return nil, err
}
csrId, err := index.GetCSR(*params.Name)
if err != nil {
return nil, err
}
csr, err := cont.GetCSR(csrId)
if err != nil {
return nil, err
}
caId, err := index.GetCA(*params.Ca)
if err != nil {
return nil, err
}
caCont, err := NewCA(cont.env)
if err != nil {
return nil, err
}
ca, err := caCont.GetCA(caId)
if err != nil {
return nil, err
}
logger.Debug("signing CSR")
cert, err := ca.Sign(csr, *params.KeepSubject)
logger.Debug("setting certificate ID")
cert.Data.Body.Id = x509.NewID()
org := cont.env.controllers.org.org
logger.Debug("encrypting certificate container for org")
certContainer, err := org.EncryptThenSignString(cert.Dump(), nil)
if err != nil {
return nil, err
}
logger.Debug("sending encrypted container to org")
if err := cont.env.api.SendPrivate(org.Data.Body.Id, cert.Data.Body.Id, certContainer.Dump()); err != nil {
return nil, err
}
index.AddCert(cert.Data.Body.Name, cert.Data.Body.Id)
index.AddCertTags(cert.Data.Body.Id, ParseTags(*params.Tags))
if err := cont.env.controllers.org.SaveIndex(index); err != nil {
return nil, err
}
logger.Debug("return certificate")
return cert, nil
}
func (cont *CSRController) Update(params *CSRParams) error {
logger.Debug("updating CSR")
logger.Tracef("received params: %s", params)
if err := params.ValidateName(true); err != nil {
return err
}
if err := cont.env.LoadAdminEnv(); err != nil {
return err
}
index, err := cont.env.controllers.org.GetIndex()
if err != nil {
return err
}
csrId, err := index.GetCSR(*params.Name)
if err != nil {
return err
}
csr, err := cont.GetCSR(csrId)
if err != nil {
return err
}
if *params.CsrFile != "" {
ok, err := fs.Exists(*params.CsrFile)
if err != nil {
return err
}
if !ok {
logger.Warnf("CSR file '%s' does not exist", *params.CsrFile)
return nil
}
logger.Debugf("reading CSR file '%s'", *params.CsrFile)
csrPem, err := fs.ReadFile(*params.CsrFile)
if err != nil {
return err
}
// TODO - better validation of pem
logger.Debug("decoding CSR file PEM")
_, err = x509.PemDecodeX509CSR([]byte(csrPem))
if err != nil {
return err
}
csr.Data.Body.CSR = csrPem
}
if *params.KeyFile != "" {
ok, err := fs.Exists(*params.KeyFile)
if err != nil {
return err
}
if !ok {
logger.Warnf("key file '%s' does not exist", *params.KeyFile)
return nil
}
logger.Debugf("reading key file '%s'", *params.KeyFile)
keyPem, err := fs.ReadFile(*params.KeyFile)
if err != nil {
return err
}
logger.Debug("decoding key file PEM")
key, err := crypto.PemDecodePrivate([]byte(keyPem))
if err != nil {
return err
}
keyType, err := crypto.GetKeyType(key)
if err != nil {
return err
}
csr.Data.Body.KeyType = string(keyType)
csr.Data.Body.PrivateKey = keyPem
}
if *params.Tags != "" {
cont.ResetCSRTags(csrId, *params.Tags)
}
err = cont.SaveCSR(csr)
if err != nil {
return err
}
logger.Trace("returning nil error")
return nil
}
func (cont *CSRController) Delete(params *CSRParams) error {
logger.Debug("deleting CSR")
logger.Tracef("received params: %s", params)
if err := params.ValidateName(true); err != nil {
return err
}
if err := params.ValidateConfirmDelete(true); err != nil {
return err
}
if err := cont.env.LoadAdminEnv(); err != nil {
return err
}
index, err := cont.env.controllers.org.GetIndex()
if err != nil {
return err
}
csrId, err := index.GetCSR(*params.Name)
if err != nil {
return err
}
logger.Debug("removing CSR file")
if err := cont.env.api.DeletePrivate(cont.env.controllers.org.OrgId(), csrId); err != nil {
return err
}
if err := index.RemoveCSR(*params.Name); err != nil {
return err
}
err = cont.env.controllers.org.SaveIndex(index)
if err != nil {
return err
}
logger.Trace("returning nil error")
return nil
}