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package cmdutils
import (
"errors"
"net/url"
"sort"
"strings"
"gitlab.com/gitlab-org/cli/internal/config"
"gitlab.com/gitlab-org/cli/internal/glrepo"
"gitlab.com/gitlab-org/cli/pkg/git"
"gitlab.com/gitlab-org/cli/pkg/glinstance"
)
type remoteResolver struct {
readRemotes func() (git.RemoteSet, error)
getConfig func() (config.Config, error)
urlTranslator func(*url.URL) *url.URL
}
func (rr *remoteResolver) Resolver(hostOverride string) func() (glrepo.Remotes, error) {
var cachedRemotes glrepo.Remotes
var remotesError error
return func() (glrepo.Remotes, error) {
if cachedRemotes != nil || remotesError != nil {
return cachedRemotes, remotesError
}
gitRemotes, err := rr.readRemotes()
if err != nil {
remotesError = err
return nil, err
}
if len(gitRemotes) == 0 {
remotesError = errors.New("no git remotes found")
return nil, remotesError
}
sshTranslate := rr.urlTranslator
if sshTranslate == nil {
sshTranslate = git.ParseSSHConfig().Translator()
}
resolvedRemotes := glrepo.TranslateRemotes(gitRemotes, sshTranslate)
cfg, err := rr.getConfig()
if err != nil {
return nil, err
}
knownHosts := map[string]bool{}
knownHosts[glinstance.Default()] = true
if authenticatedHosts, err := cfg.Hosts(); err == nil {
for _, h := range authenticatedHosts {
knownHosts[h] = true
}
}
// filter remotes to only those sharing a single, known hostname
var hostname string
cachedRemotes = glrepo.Remotes{}
sort.Sort(resolvedRemotes)
if hostOverride != "" {
for _, r := range resolvedRemotes {
if strings.EqualFold(r.RepoHost(), hostOverride) {
cachedRemotes = append(cachedRemotes, r)
}
}
if len(cachedRemotes) == 0 {
remotesError = errors.New("none of the git remotes configured for this repository correspond to the GITLAB_HOST environment variable. Try adding a matching remote or unsetting the variable.\n\n" +
"GITLAB_HOST is currently set to " + hostOverride + "\n\nConfigured remotes: " + resolvedRemotes.UniqueHosts())
return nil, remotesError
}
return cachedRemotes, nil
}
for _, r := range resolvedRemotes {
if hostname == "" {
if !knownHosts[r.RepoHost()] {
continue
}
hostname = r.RepoHost()
} else if r.RepoHost() != hostname {
continue
}
cachedRemotes = append(cachedRemotes, r)
}
if len(cachedRemotes) == 0 {
remotesError = errors.New("none of the git remotes configured for this repository point to a known GitLab host. Please use `glab auth login` to authenticate and configure a new host for glab.\n\n" +
"Configured remotes: " + resolvedRemotes.UniqueHosts())
return nil, remotesError
}
return cachedRemotes, nil
}
}
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