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Merge pull request #248 from kube-tarian/cloud-git-apis
Cloud git apis
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,122 @@ | ||
| package captenstore | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "strings" | ||
|
|
||
| "github.com/gocql/gocql" | ||
| "github.com/kube-tarian/kad/capten/agent/pkg/pb/captenpluginspb" | ||
| "github.com/pkg/errors" | ||
| ) | ||
|
|
||
| const ( | ||
| insertGitProject = "INSERT INTO %s.GitProjects(id, project_url, labels, last_update_time) VALUES (?)" | ||
| insertGitProjectId = "INSERT INTO %s.GitProjects(id) VALUES (?)" | ||
| updateGitProjectById = "UPDATE %s.GitProjects SET %s WHERE id = ?" | ||
| deleteGitProjectById = "DELETE FROM %s.GitProjects WHERE id= ?" | ||
| selectAllGitProjects = "SELECT id, project_url, labels, last_update_time FROM %s.GitProjects" | ||
| selectAllGitProjectsByLabels = "SELECT id, project_url, labels, last_update_time FROM %s.GitProjects WHERE %s" | ||
| ) | ||
|
|
||
| // labels CONTAINS ? OR labels CONTAINS ? | ||
|
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| func (a *Store) UpsertGitProject(config *captenpluginspb.GitProject) error { | ||
| kvPairs, isEmptyUpdate := formUpdateKvPairsForGitProject(config) | ||
| batch := a.client.Session().NewBatch(gocql.LoggedBatch) | ||
| batch.Query(fmt.Sprintf(insertGitProjectId, a.keyspace), config.Id) | ||
| if !isEmptyUpdate { | ||
| batch.Query(fmt.Sprintf(updateGitProjectById, a.keyspace, kvPairs), config.Id) | ||
| } | ||
| return a.client.Session().ExecuteBatch(batch) | ||
| } | ||
|
|
||
| func (a *Store) DeleteGitProjectById(id string) error { | ||
| deleteAction := a.client.Session().Query(fmt.Sprintf(deleteGitProjectById, | ||
| a.keyspace), id) | ||
| err := deleteAction.Exec() | ||
| if err != nil { | ||
| return err | ||
| } | ||
| return nil | ||
| } | ||
|
|
||
| func (a *Store) GetGitProjects() ([]*captenpluginspb.GitProject, error) { | ||
| query := fmt.Sprintf(selectAllGitProjects, a.keyspace) | ||
| return a.executeSelectQuery(query) | ||
| } | ||
|
|
||
| func (a *Store) GetGitProjectsByLabels(searchLabels []string) ([]*captenpluginspb.GitProject, error) { | ||
| if len(searchLabels) == 0 { | ||
| return nil, fmt.Errorf("searchLabels empty") | ||
| } | ||
|
|
||
| labelContains := []string{} | ||
| for _, label := range searchLabels { | ||
| labelContains = append(labelContains, fmt.Sprintf("labels CONTAINS '%s'", label)) | ||
| } | ||
| whereLabelsClause := strings.Join(labelContains, " OR ") | ||
| whereLabelsClause += " ALLOW FILTERING" | ||
| query := fmt.Sprintf(selectAllGitProjectsByLabels, a.keyspace, whereLabelsClause) | ||
| return a.executeSelectQuery(query) | ||
| } | ||
|
|
||
| func (a *Store) executeSelectQuery(query string) ([]*captenpluginspb.GitProject, error) { | ||
| selectQuery := a.client.Session().Query(query) | ||
| iter := selectQuery.Iter() | ||
|
|
||
| config := captenpluginspb.GitProject{} | ||
| var labels []string | ||
|
|
||
| ret := make([]*captenpluginspb.GitProject, 0) | ||
| for iter.Scan( | ||
| &config.Id, &config.ProjectUrl, | ||
| &labels, &config.LastUpdateTime, | ||
| ) { | ||
| labelsTmp := make([]string, len(labels)) | ||
| copy(labelsTmp, labels) | ||
| gitProject := &captenpluginspb.GitProject{ | ||
| Id: config.Id, | ||
| ProjectUrl: config.ProjectUrl, | ||
| Labels: labelsTmp, | ||
| LastUpdateTime: config.LastUpdateTime, | ||
| } | ||
| ret = append(ret, gitProject) | ||
| } | ||
|
|
||
| if err := iter.Close(); err != nil { | ||
| return nil, errors.WithMessage(err, "failed to iterate through results:") | ||
| } | ||
|
|
||
| return ret, nil | ||
| } | ||
|
|
||
| func formUpdateKvPairsForGitProject(config *captenpluginspb.GitProject) (kvPairs string, emptyUpdate bool) { | ||
| params := []string{} | ||
|
|
||
| if config.ProjectUrl != "" { | ||
| params = append(params, | ||
| fmt.Sprintf("project_url = '%s'", config.ProjectUrl)) | ||
| } | ||
|
|
||
| // comma separated labels, change this later | ||
| if len(config.Labels) > 0 { | ||
| labels := []string{} | ||
| for _, label := range config.Labels { | ||
| labels = append(labels, fmt.Sprintf("'%s'", label)) | ||
| } | ||
| param := "{" + strings.Join(labels, ", ") + "}" | ||
| params = append(params, | ||
| fmt.Sprintf("labels = %v", param)) | ||
| } | ||
|
|
||
| if (config.LastUpdateTime) != "" { | ||
| params = append(params, | ||
| fmt.Sprintf("last_update_time = '%v'", config.LastUpdateTime)) | ||
| } | ||
|
|
||
| if len(params) == 0 { | ||
| // query is empty there is nothing to update | ||
| return "", true | ||
| } | ||
| return strings.Join(params, ", "), false | ||
| } |
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