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restic
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Code Issues Releases Wiki Activity

Parse extended options

This commit is contained in:
Alexander Neumann 2017-03-25 17:31:59 +01:00
parent a8a7701f60
commit 719bb18316
1 changed files with 72 additions and 32 deletions
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104
src/cmds/restic/global.go
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@ -316,6 +316,59 @@ func OpenRepository(opts GlobalOptions) (*repository.Repository, error) {
return s, nil
}
func parseConfig(loc location.Location, opts options.Options) (interface{}, error) {
// only apply options for a particular backend here
opts = opts.Extract(loc.Scheme)
switch loc.Scheme {
case "local":
cfg := loc.Config.(local.Config)
if err := opts.Apply(loc.Scheme, &cfg); err != nil {
return nil, err
}
debug.Log("opening local repository at %#v", cfg)
return cfg, nil
case "sftp":
cfg := loc.Config.(sftp.Config)
if err := opts.Apply(loc.Scheme, &cfg); err != nil {
return nil, err
}
debug.Log("opening sftp repository at %#v", cfg)
return cfg, nil
case "s3":
cfg := loc.Config.(s3.Config)
if cfg.KeyID == "" {
cfg.KeyID = os.Getenv("AWS_ACCESS_KEY_ID")
}
if cfg.Secret == "" {
cfg.Secret = os.Getenv("AWS_SECRET_ACCESS_KEY")
}
if err := opts.Apply(loc.Scheme, &cfg); err != nil {
return nil, err
}
debug.Log("opening s3 repository at %#v", cfg)
return cfg, nil
case "rest":
cfg := loc.Config.(rest.Config)
if err := opts.Apply(loc.Scheme, &cfg); err != nil {
return nil, err
}
debug.Log("opening rest repository at %#v", cfg)
return cfg, nil
}
return nil, errors.Fatalf("invalid backend: %q", loc.Scheme)
}
// Open the backend specified by a location config.
func open(s string, opts options.Options) (restic.Backend, error) {
debug.Log("parsing location %v", s)
@ -326,27 +379,21 @@ func open(s string, opts options.Options) (restic.Backend, error) {
var be restic.Backend
cfg, err := parseConfig(loc, opts)
if err != nil {
return nil, err
}
switch loc.Scheme {
case "local":
debug.Log("opening local repository at %#v", loc.Config)
be, err = local.Open(loc.Config.(local.Config))
be, err = local.Open(cfg.(local.Config))
case "sftp":
debug.Log("opening sftp repository at %#v", loc.Config)
be, err = sftp.OpenWithConfig(loc.Config.(sftp.Config))
be, err = sftp.OpenWithConfig(cfg.(sftp.Config))
case "s3":
cfg := loc.Config.(s3.Config)
if cfg.KeyID == "" {
cfg.KeyID = os.Getenv("AWS_ACCESS_KEY_ID")
}
if cfg.Secret == "" {
cfg.Secret = os.Getenv("AWS_SECRET_ACCESS_KEY")
}
debug.Log("opening s3 repository at %#v", cfg)
be, err = s3.Open(cfg)
be, err = s3.Open(cfg.(s3.Config))
case "rest":
be, err = rest.Open(loc.Config.(rest.Config))
be, err = rest.Open(cfg.(rest.Config))
default:
return nil, errors.Fatalf("invalid backend: %q", loc.Scheme)
}
@ -366,27 +413,20 @@ func create(s string, opts options.Options) (restic.Backend, error) {
return nil, err
}
cfg, err := parseConfig(loc, opts)
if err != nil {
return nil, err
}
switch loc.Scheme {
case "local":
debug.Log("create local repository at %#v", loc.Config)
return local.Create(loc.Config.(local.Config))
return local.Create(cfg.(local.Config))
case "sftp":
debug.Log("create sftp repository at %#v", loc.Config)
return sftp.CreateWithConfig(loc.Config.(sftp.Config))
return sftp.CreateWithConfig(cfg.(sftp.Config))
case "s3":
cfg := loc.Config.(s3.Config)
if cfg.KeyID == "" {
cfg.KeyID = os.Getenv("AWS_ACCESS_KEY_ID")
}
if cfg.Secret == "" {
cfg.Secret = os.Getenv("AWS_SECRET_ACCESS_KEY")
}
debug.Log("create s3 repository at %#v", loc.Config)
return s3.Open(cfg)
return s3.Open(cfg.(s3.Config))
case "rest":
return rest.Create(loc.Config.(rest.Config))
return rest.Create(cfg.(rest.Config))
}
debug.Log("invalid repository scheme: %v", s)