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repository.go
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repository.go
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package db
import (
"fmt"
"hash/fnv"
"strings"
"github.com/argoproj/argo-cd/common"
appsv1 "github.com/argoproj/argo-cd/pkg/apis/application/v1alpha1"
"github.com/argoproj/argo-cd/util/git"
"github.com/argoproj/argo-cd/util/settings"
"golang.org/x/net/context"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
apiv1 "k8s.io/api/core/v1"
apierr "k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
)
const (
username = "username"
password = "password"
sshPrivateKey = "sshPrivateKey"
)
// ListRepoURLs returns list of repositories
func (db *db) ListRepoURLs(ctx context.Context) ([]string, error) {
s, err := db.settingsMgr.GetSettings()
if err != nil {
return nil, err
}
urls := make([]string, len(s.Repositories))
for i := range s.Repositories {
urls[i] = s.Repositories[i].URL
}
return urls, nil
}
// CreateRepository creates a repository
func (db *db) CreateRepository(ctx context.Context, r *appsv1.Repository) (*appsv1.Repository, error) {
s, err := db.settingsMgr.GetSettings()
if err != nil {
return nil, err
}
index := getRepoCredIndex(s, r.Repo)
if index > -1 {
return nil, status.Errorf(codes.AlreadyExists, "repository '%s' already exists", r.Repo)
}
data := make(map[string][]byte)
if r.Username != "" {
data[username] = []byte(r.Username)
}
if r.Password != "" {
data[password] = []byte(r.Password)
}
if r.SSHPrivateKey != "" {
data[sshPrivateKey] = []byte(r.SSHPrivateKey)
}
repoInfo := settings.RepoCredentials{
URL: r.Repo,
InsecureIgnoreHostKey: r.InsecureIgnoreHostKey,
}
err = db.updateSecrets(&repoInfo, r)
if err != nil {
return nil, err
}
s.Repositories = append(s.Repositories, repoInfo)
err = db.settingsMgr.SaveSettings(s)
if err != nil {
return nil, err
}
return r, nil
}
// GetRepository returns a repository by URL
func (db *db) GetRepository(ctx context.Context, repoURL string) (*appsv1.Repository, error) {
s, err := db.settingsMgr.GetSettings()
if err != nil {
return nil, err
}
index := getRepoCredIndex(s, repoURL)
if index < 0 {
return nil, status.Errorf(codes.NotFound, "repo '%s' not found", repoURL)
}
repoInfo := s.Repositories[index]
repo := &appsv1.Repository{
Repo: repoInfo.URL,
InsecureIgnoreHostKey: repoInfo.InsecureIgnoreHostKey,
}
err = db.unmarshalFromSecretsStr(map[*string]*apiv1.SecretKeySelector{
&repo.Username: repoInfo.UsernameSecret,
&repo.Password: repoInfo.PasswordSecret,
&repo.SSHPrivateKey: repoInfo.SSHPrivateKeySecret,
}, make(map[string]*apiv1.Secret))
if err != nil {
return nil, err
}
return repo, nil
}
// UpdateRepository updates a repository
func (db *db) UpdateRepository(ctx context.Context, r *appsv1.Repository) (*appsv1.Repository, error) {
s, err := db.settingsMgr.GetSettings()
if err != nil {
return nil, err
}
index := getRepoCredIndex(s, r.Repo)
if index < 0 {
return nil, status.Errorf(codes.NotFound, "repo '%s' not found", r.Repo)
}
repoInfo := s.Repositories[index]
err = db.updateSecrets(&repoInfo, r)
if err != nil {
return nil, err
}
s.Repositories[index] = repoInfo
err = db.settingsMgr.SaveSettings(s)
if err != nil {
return nil, err
}
return r, nil
}
// Delete updates a repository
func (db *db) DeleteRepository(ctx context.Context, repoURL string) error {
s, err := db.settingsMgr.GetSettings()
if err != nil {
return err
}
index := getRepoCredIndex(s, repoURL)
if index < 0 {
return status.Errorf(codes.NotFound, "repo '%s' not found", repoURL)
}
err = db.updateSecrets(&s.Repositories[index], &appsv1.Repository{
SSHPrivateKey: "",
Password: "",
Username: "",
})
if err != nil {
return err
}
s.Repositories = append(s.Repositories[:index], s.Repositories[index+1:]...)
return db.settingsMgr.SaveSettings(s)
}
func (db *db) updateSecrets(repoInfo *settings.RepoCredentials, r *appsv1.Repository) error {
secretsData := make(map[string]map[string][]byte)
setSecretData := func(secretKey *apiv1.SecretKeySelector, value string, defaultKeyName string) *apiv1.SecretKeySelector {
if secretKey == nil && value != "" {
secretKey = &apiv1.SecretKeySelector{
LocalObjectReference: apiv1.LocalObjectReference{Name: repoURLToSecretName(r.Repo)},
Key: defaultKeyName,
}
}
if secretKey != nil {
data, ok := secretsData[secretKey.Name]
if !ok {
data = map[string][]byte{}
}
if value != "" {
data[secretKey.Key] = []byte(value)
}
secretsData[secretKey.Name] = data
}
if value == "" {
secretKey = nil
}
return secretKey
}
repoInfo.UsernameSecret = setSecretData(repoInfo.UsernameSecret, r.Username, username)
repoInfo.PasswordSecret = setSecretData(repoInfo.PasswordSecret, r.Password, password)
repoInfo.SSHPrivateKeySecret = setSecretData(repoInfo.SSHPrivateKeySecret, r.SSHPrivateKey, sshPrivateKey)
for k, v := range secretsData {
err := db.upsertSecret(k, v)
if err != nil {
return err
}
}
return nil
}
func (db *db) upsertSecret(name string, data map[string][]byte) error {
secret, err := db.kubeclientset.CoreV1().Secrets(db.ns).Get(name, metav1.GetOptions{})
if err != nil {
if apierr.IsNotFound(err) {
if len(data) == 0 {
return nil
}
_, err = db.kubeclientset.CoreV1().Secrets(db.ns).Create(&apiv1.Secret{
ObjectMeta: metav1.ObjectMeta{
Name: name,
Annotations: map[string]string{
common.AnnotationKeyManagedBy: common.AnnotationValueManagedByArgoCD,
},
},
Data: data,
})
if err != nil {
return err
}
}
} else {
for _, key := range []string{username, password, sshPrivateKey} {
if secret.Data == nil {
secret.Data = make(map[string][]byte)
}
if val, ok := data[key]; ok && len(val) > 0 {
secret.Data[key] = val
} else {
delete(secret.Data, key)
}
}
if len(secret.Data) == 0 {
isManagedByArgo := (secret.Annotations != nil && secret.Annotations[common.AnnotationKeyManagedBy] == common.AnnotationValueManagedByArgoCD) ||
(secret.Labels != nil && secret.Labels[common.LabelKeySecretType] == "repository")
if isManagedByArgo {
return db.kubeclientset.CoreV1().Secrets(db.ns).Delete(name, &metav1.DeleteOptions{})
}
return nil
} else {
_, err = db.kubeclientset.CoreV1().Secrets(db.ns).Update(secret)
if err != nil {
return err
}
}
}
return nil
}
func getRepoCredIndex(s *settings.ArgoCDSettings, repoURL string) int {
for i, cred := range s.Repositories {
if git.SameURL(cred.URL, repoURL) {
return i
}
}
return -1
}
// repoURLToSecretName hashes repo URL to a secret name using a formula. This is used when
// repositories are _imperatively_ created and need its credentials to be stored in a secret.
// NOTE: this formula should not be considered stable and may change in future releases.
// Do NOT rely on this formula as a means of secret lookup, only secret creation.
func repoURLToSecretName(repo string) string {
h := fnv.New32a()
_, _ = h.Write([]byte(repo))
// Part of the original repo name is incorporated into the secret name for debugging purposes
parts := strings.Split(strings.TrimSuffix(repo, ".git"), "/")
shortName := strings.ToLower(strings.Replace(parts[len(parts)-1], "_", "-", -1))
return fmt.Sprintf("repo-%s-%v", shortName, h.Sum32())
}