2015-03-19 19:30:55 +00:00
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package lfs
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2013-11-05 17:07:03 +00:00
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2013-11-05 17:45:01 +00:00
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import (
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2014-05-22 23:02:56 +00:00
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"fmt"
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2015-03-19 19:30:55 +00:00
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"github.com/github/git-lfs/git"
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2015-01-12 00:53:10 +00:00
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"net/http"
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2015-02-12 23:25:18 +00:00
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"net/url"
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2014-03-12 15:31:41 +00:00
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"os"
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2014-03-19 21:00:28 +00:00
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"path"
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2014-03-19 21:21:52 +00:00
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"regexp"
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2014-02-01 20:38:29 +00:00
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"strings"
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2013-11-05 17:45:01 +00:00
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)
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2013-11-05 17:07:03 +00:00
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type Configuration struct {
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CurrentRemote string
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gitConfig map[string]string
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remotes []string
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httpClient *http.Client
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redirectingHttpClient *http.Client
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isTracingHttp bool
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2013-11-05 17:07:03 +00:00
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}
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2014-05-22 23:02:56 +00:00
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var (
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Config = NewConfig()
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2015-02-02 22:39:03 +00:00
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httpPrefixRe = regexp.MustCompile("\\Ahttps?://")
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defaultRemote = "origin"
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)
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2013-11-05 17:07:03 +00:00
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2015-03-05 19:59:52 +00:00
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func NewConfig() *Configuration {
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c := &Configuration{
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CurrentRemote: defaultRemote,
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2015-03-05 21:10:17 +00:00
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isTracingHttp: len(os.Getenv("GIT_CURL_VERBOSE")) > 0,
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2015-03-05 19:59:52 +00:00
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}
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return c
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}
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2014-02-01 20:46:58 +00:00
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func (c *Configuration) Endpoint() string {
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2015-03-19 19:30:55 +00:00
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if url, ok := c.GitConfig("lfs.url"); ok {
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return url
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2013-11-05 17:07:03 +00:00
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}
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2015-02-02 22:39:03 +00:00
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if len(c.CurrentRemote) > 0 && c.CurrentRemote != defaultRemote {
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if endpoint := c.RemoteEndpoint(c.CurrentRemote); len(endpoint) > 0 {
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return endpoint
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}
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}
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return c.RemoteEndpoint(defaultRemote)
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2013-11-05 17:07:03 +00:00
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}
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2013-11-05 17:45:01 +00:00
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2014-02-01 20:38:29 +00:00
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func (c *Configuration) RemoteEndpoint(remote string) string {
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if len(remote) == 0 {
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remote = defaultRemote
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}
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2015-03-22 19:15:20 +00:00
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if url, ok := c.GitConfig("remote." + remote + ".lfs_url"); ok {
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2014-02-01 20:38:29 +00:00
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return url
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}
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if url, ok := c.GitConfig("remote." + remote + ".url"); ok {
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2014-05-22 23:02:56 +00:00
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if !httpPrefixRe.MatchString(url) {
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pieces := strings.SplitN(url, ":", 2)
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hostPieces := strings.SplitN(pieces[0], "@", 2)
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2014-05-28 20:48:43 +00:00
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if len(hostPieces) < 2 {
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return "unknown"
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}
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url = fmt.Sprintf("https://%s/%s", hostPieces[1], pieces[1])
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2014-03-19 21:21:52 +00:00
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}
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2014-03-19 21:00:28 +00:00
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if path.Ext(url) == ".git" {
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2015-03-19 20:18:31 +00:00
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return url + "/info/lfs"
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}
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return url + ".git/info/lfs"
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2014-02-01 20:38:29 +00:00
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}
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2014-02-01 20:46:58 +00:00
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return ""
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}
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func (c *Configuration) Remotes() []string {
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c.loadGitConfig()
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2014-02-01 20:38:29 +00:00
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return c.remotes
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}
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func (c *Configuration) GitConfig(key string) (string, bool) {
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c.loadGitConfig()
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2015-01-12 00:53:10 +00:00
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value, ok := c.gitConfig[strings.ToLower(key)]
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2014-02-01 20:38:29 +00:00
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return value, ok
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}
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2014-02-01 20:46:58 +00:00
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func (c *Configuration) SetConfig(key, value string) {
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c.loadGitConfig()
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2014-02-01 20:46:58 +00:00
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c.gitConfig[key] = value
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}
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2015-03-19 20:39:44 +00:00
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func (c *Configuration) ObjectUrl(oid string) (*url.URL, error) {
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u, err := url.Parse(c.Endpoint())
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if err != nil {
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return nil, err
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}
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2015-03-19 21:16:52 +00:00
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u.Path = path.Join(u.Path, "objects")
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if len(oid) > 0 {
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u.Path = path.Join(u.Path, oid)
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}
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2015-03-19 20:39:44 +00:00
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return u, nil
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2015-02-12 23:25:18 +00:00
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}
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2014-03-12 15:31:41 +00:00
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type AltConfig struct {
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Remote map[string]*struct {
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Media string
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}
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Media struct {
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Url string
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}
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}
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2014-02-01 20:38:29 +00:00
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func (c *Configuration) loadGitConfig() {
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2015-03-05 19:49:15 +00:00
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if c.gitConfig != nil {
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return
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}
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2014-02-01 20:38:29 +00:00
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uniqRemotes := make(map[string]bool)
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c.gitConfig = make(map[string]string)
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2014-03-12 15:31:41 +00:00
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var output string
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2014-09-23 15:40:23 +00:00
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listOutput, err := git.Config.List()
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2014-06-03 22:03:43 +00:00
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if err != nil {
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2014-06-05 18:48:23 +00:00
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panic(fmt.Errorf("Error listing git config: %s", err))
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2014-06-03 22:03:43 +00:00
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}
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2014-09-23 15:40:23 +00:00
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fileOutput, err := git.Config.ListFromFile()
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2014-06-03 22:03:43 +00:00
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if err != nil {
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2014-06-05 18:48:23 +00:00
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panic(fmt.Errorf("Error listing git config from file: %s", err))
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2014-06-03 22:03:43 +00:00
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}
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output = listOutput + "\n" + fileOutput
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2014-03-12 15:31:41 +00:00
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lines := strings.Split(output, "\n")
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2014-02-01 20:38:29 +00:00
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for _, line := range lines {
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pieces := strings.SplitN(line, "=", 2)
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2014-03-12 15:31:41 +00:00
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if len(pieces) < 2 {
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continue
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}
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2015-01-12 00:53:10 +00:00
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key := strings.ToLower(pieces[0])
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2014-02-01 20:38:29 +00:00
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c.gitConfig[key] = pieces[1]
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keyParts := strings.Split(key, ".")
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if len(keyParts) > 1 && keyParts[0] == "remote" {
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2014-02-01 21:04:40 +00:00
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remote := keyParts[1]
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uniqRemotes[remote] = remote == "origin"
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2014-02-01 20:38:29 +00:00
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}
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}
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2014-02-01 21:04:40 +00:00
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c.remotes = make([]string, 0, len(uniqRemotes))
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for remote, isOrigin := range uniqRemotes {
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if isOrigin {
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continue
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}
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c.remotes = append(c.remotes, remote)
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2014-02-01 20:38:29 +00:00
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}
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}
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