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repository.go
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repository.go
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package repository
import (
"errors"
"fmt"
"path"
"path/filepath"
"reflect"
log "github.com/sirupsen/logrus"
"golang.org/x/net/context"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
repositorypkg "github.com/argoproj/argo-cd/pkg/apiclient/repository"
appsv1 "github.com/argoproj/argo-cd/pkg/apis/application/v1alpha1"
"github.com/argoproj/argo-cd/reposerver"
"github.com/argoproj/argo-cd/reposerver/repository"
"github.com/argoproj/argo-cd/server/rbacpolicy"
"github.com/argoproj/argo-cd/util"
"github.com/argoproj/argo-cd/util/cache"
"github.com/argoproj/argo-cd/util/db"
"github.com/argoproj/argo-cd/util/git"
"github.com/argoproj/argo-cd/util/kustomize"
"github.com/argoproj/argo-cd/util/rbac"
)
// Server provides a Repository service
type Server struct {
db db.ArgoDB
repoClientset reposerver.Clientset
enf *rbac.Enforcer
cache *cache.Cache
}
// NewServer returns a new instance of the Repository service
func NewServer(
repoClientset reposerver.Clientset,
db db.ArgoDB,
enf *rbac.Enforcer,
cache *cache.Cache,
) *Server {
return &Server{
db: db,
repoClientset: repoClientset,
enf: enf,
cache: cache,
}
}
func (s *Server) getConnectionState(ctx context.Context, url string) appsv1.ConnectionState {
if connectionState, err := s.cache.GetRepoConnectionState(url); err == nil {
return connectionState
}
now := metav1.Now()
connectionState := appsv1.ConnectionState{
Status: appsv1.ConnectionStatusSuccessful,
ModifiedAt: &now,
}
repo, err := s.db.GetRepository(ctx, url)
if err == nil {
err = git.TestRepo(repo.Repo, repo.Username, repo.Password, repo.SSHPrivateKey, repo.InsecureIgnoreHostKey)
}
if err != nil {
connectionState.Status = appsv1.ConnectionStatusFailed
connectionState.Message = fmt.Sprintf("Unable to connect to repository: %v", err)
}
err = s.cache.SetRepoConnectionState(url, &connectionState)
if err != nil {
log.Warnf("getConnectionState cache set error %s: %v", url, err)
}
return connectionState
}
// List returns list of repositories
func (s *Server) List(ctx context.Context, q *repositorypkg.RepoQuery) (*appsv1.RepositoryList, error) {
urls, err := s.db.ListRepoURLs(ctx)
if err != nil {
return nil, err
}
items := make([]appsv1.Repository, 0)
for _, url := range urls {
if s.enf.Enforce(ctx.Value("claims"), rbacpolicy.ResourceRepositories, rbacpolicy.ActionGet, url) {
items = append(items, appsv1.Repository{Repo: url})
}
}
err = util.RunAllAsync(len(items), func(i int) error {
items[i].ConnectionState = s.getConnectionState(ctx, items[i].Repo)
return nil
})
if err != nil {
return nil, err
}
return &appsv1.RepositoryList{Items: items}, nil
}
func (s *Server) listAppsPaths(
ctx context.Context, repoClient repository.RepoServerServiceClient, repo *appsv1.Repository, revision string, subPath string) (map[string]appsv1.ApplicationSourceType, error) {
if revision == "" {
revision = "HEAD"
}
ksonnetRes, err := repoClient.ListDir(ctx, &repository.ListDirRequest{Repo: repo, Revision: revision, Path: path.Join(subPath, "*app.yaml")})
if err != nil {
return nil, err
}
componentRes, err := repoClient.ListDir(ctx, &repository.ListDirRequest{Repo: repo, Revision: revision, Path: path.Join(subPath, "*components/params.libsonnet")})
if err != nil {
return nil, err
}
helmRes, err := repoClient.ListDir(ctx, &repository.ListDirRequest{Repo: repo, Revision: revision, Path: path.Join(subPath, "*Chart.yaml")})
if err != nil {
return nil, err
}
kustomizationRes, err := getKustomizationRes(ctx, repoClient, repo, revision, subPath)
if err != nil {
return nil, err
}
componentDirs := make(map[string]interface{})
for _, i := range componentRes.Items {
d := filepath.Dir(filepath.Dir(i))
componentDirs[d] = struct{}{}
}
pathToType := make(map[string]appsv1.ApplicationSourceType)
for _, i := range ksonnetRes.Items {
d := filepath.Dir(i)
if _, ok := componentDirs[d]; ok {
pathToType[i] = appsv1.ApplicationSourceTypeKsonnet
}
}
for i := range helmRes.Items {
pathToType[helmRes.Items[i]] = appsv1.ApplicationSourceTypeHelm
}
for i := range kustomizationRes.Items {
pathToType[kustomizationRes.Items[i]] = appsv1.ApplicationSourceTypeKustomize
}
return pathToType, nil
}
func getKustomizationRes(ctx context.Context, repoClient repository.RepoServerServiceClient, repo *appsv1.Repository, revision string, subPath string) (*repository.FileList, error) {
for _, kustomization := range kustomize.KustomizationNames {
request := repository.ListDirRequest{Repo: repo, Revision: revision, Path: path.Join(subPath, "*"+kustomization)}
kustomizationRes, err := repoClient.ListDir(ctx, &request)
if err != nil {
return nil, err
} else {
return kustomizationRes, nil
}
}
return nil, errors.New("could not find kustomization")
}
// ListApps returns list of apps in the repo
func (s *Server) ListApps(ctx context.Context, q *repositorypkg.RepoAppsQuery) (*repositorypkg.RepoAppsResponse, error) {
if err := s.enf.EnforceErr(ctx.Value("claims"), rbacpolicy.ResourceRepositories, rbacpolicy.ActionGet, q.Repo); err != nil {
return nil, err
}
repo, err := s.db.GetRepository(ctx, q.Repo)
if err != nil {
return nil, err
}
// Test the repo
conn, repoClient, err := s.repoClientset.NewRepoServerClient()
if err != nil {
return nil, err
}
defer util.Close(conn)
revision := q.Revision
if revision == "" {
revision = "HEAD"
}
paths, err := s.listAppsPaths(ctx, repoClient, repo, revision, "")
if err != nil {
return nil, err
}
items := make([]*repositorypkg.AppInfo, 0)
for appFilePath, appType := range paths {
items = append(items, &repositorypkg.AppInfo{Path: path.Dir(appFilePath), Type: string(appType)})
}
return &repositorypkg.RepoAppsResponse{Items: items}, nil
}
func (s *Server) GetAppDetails(ctx context.Context, q *repositorypkg.RepoAppDetailsQuery) (*repository.RepoAppDetailsResponse, error) {
if err := s.enf.EnforceErr(ctx.Value("claims"), rbacpolicy.ResourceRepositories, rbacpolicy.ActionGet, q.Repo); err != nil {
return nil, err
}
repo, err := s.db.GetRepository(ctx, q.Repo)
if err != nil {
return nil, err
}
conn, repoClient, err := s.repoClientset.NewRepoServerClient()
if err != nil {
return nil, err
}
defer util.Close(conn)
helmRepos, err := s.db.ListHelmRepos(ctx)
if err != nil {
return nil, err
}
return repoClient.GetAppDetails(ctx, &repository.RepoServerAppDetailsQuery{
Repo: repo,
Revision: q.Revision,
Path: q.Path,
HelmRepos: helmRepos,
Helm: q.Helm,
Ksonnet: q.Ksonnet,
})
}
// Create creates a repository
func (s *Server) Create(ctx context.Context, q *repositorypkg.RepoCreateRequest) (*appsv1.Repository, error) {
if err := s.enf.EnforceErr(ctx.Value("claims"), rbacpolicy.ResourceRepositories, rbacpolicy.ActionCreate, q.Repo.Repo); err != nil {
return nil, err
}
r := q.Repo
err := git.TestRepo(r.Repo, r.Username, r.Password, r.SSHPrivateKey, r.InsecureIgnoreHostKey)
if err != nil {
return nil, err
}
r.ConnectionState = appsv1.ConnectionState{Status: appsv1.ConnectionStatusSuccessful}
repo, err := s.db.CreateRepository(ctx, r)
if status.Convert(err).Code() == codes.AlreadyExists {
// act idempotent if existing spec matches new spec
existing, getErr := s.db.GetRepository(ctx, r.Repo)
if getErr != nil {
return nil, status.Errorf(codes.Internal, "unable to check existing repository details: %v", getErr)
}
// repository ConnectionState may differ, so make consistent before testing
existing.ConnectionState = r.ConnectionState
if reflect.DeepEqual(existing, r) {
repo, err = existing, nil
} else if q.Upsert {
return s.Update(ctx, &repositorypkg.RepoUpdateRequest{Repo: r})
} else {
return nil, status.Errorf(codes.InvalidArgument, "existing repository spec is different; use upsert flag to force update")
}
}
return &appsv1.Repository{Repo: repo.Repo}, err
}
// Update updates a repository
func (s *Server) Update(ctx context.Context, q *repositorypkg.RepoUpdateRequest) (*appsv1.Repository, error) {
if err := s.enf.EnforceErr(ctx.Value("claims"), rbacpolicy.ResourceRepositories, rbacpolicy.ActionUpdate, q.Repo.Repo); err != nil {
return nil, err
}
_, err := s.db.UpdateRepository(ctx, q.Repo)
return &appsv1.Repository{Repo: q.Repo.Repo}, err
}
// Delete updates a repository
func (s *Server) Delete(ctx context.Context, q *repositorypkg.RepoQuery) (*repositorypkg.RepoResponse, error) {
if err := s.enf.EnforceErr(ctx.Value("claims"), rbacpolicy.ResourceRepositories, rbacpolicy.ActionDelete, q.Repo); err != nil {
return nil, err
}
// invalidate cache
if err := s.cache.SetRepoConnectionState(q.Repo, nil); err == nil {
log.Errorf("error invalidating cache: %v", err)
}
err := s.db.DeleteRepository(ctx, q.Repo)
return &repositorypkg.RepoResponse{}, err
}