woodpecker/cache/helper.go

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package cache
import (
"fmt"
"github.com/drone/drone/model"
"github.com/drone/drone/remote"
"golang.org/x/net/context"
)
// GetPerm returns the user permissions repositories from the cache
// associated with the current repository.
func GetPerms(c context.Context, user *model.User, owner, name string) (*model.Perm, error) {
key := fmt.Sprintf("perms:%s:%s/%s",
user.Login,
owner,
name,
)
// if we fetch from the cache we can return immediately
val, err := Get(c, key)
if err == nil {
return val.(*model.Perm), nil
}
// else we try to grab from the remote system and
// populate our cache.
perm, err := remote.Perm(c, user, owner, name)
if err != nil {
return nil, err
}
Set(c, key, perm)
return perm, nil
}
// GetRepos returns the list of user repositories from the cache
// associated with the current context.
func GetRepos(c context.Context, user *model.User) ([]*model.RepoLite, error) {
key := fmt.Sprintf("repos:%s",
user.Login,
)
// if we fetch from the cache we can return immediately
val, err := Get(c, key)
if err == nil {
return val.([]*model.RepoLite), nil
}
// else we try to grab from the remote system and
// populate our cache.
repos, err := remote.Repos(c, user)
if err != nil {
return nil, err
}
Set(c, key, repos)
return repos, nil
}
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// GetRepoMap returns the list of user repositories from the cache
// associated with the current context in a map structure.
func GetRepoMap(c context.Context, user *model.User) (map[string]bool, error) {
repos, err := GetRepos(c, user)
if err != nil {
return nil, err
}
repom := map[string]bool{}
for _, repo := range repos {
repom[repo.FullName] = true
}
return repom, nil
}
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// DeleteRepos evicts the cached user repositories from the cache associated
// with the current context.
func DeleteRepos(c context.Context, user *model.User) error {
key := fmt.Sprintf("repos:%s",
user.Login,
)
return Delete(c, key)
}