allow to override path in save/load/watch

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>
This commit is contained in:
Василий Толстов 2021-11-18 16:05:44 +03:00
parent 65c867a6b4
commit f8b972b51a
4 changed files with 46 additions and 11 deletions

View File

@ -82,15 +82,23 @@ func (c *consulConfig) Init(opts ...config.Option) error {
} }
func (c *consulConfig) Load(ctx context.Context, opts ...config.LoadOption) error { func (c *consulConfig) Load(ctx context.Context, opts ...config.LoadOption) error {
path := c.path
options := config.NewLoadOptions(opts...)
if options.Context != nil {
if v, ok := options.Context.Value(pathKey{}).(string); ok && v != "" {
path = v
}
}
if err := config.DefaultBeforeLoad(ctx, c); err != nil { if err := config.DefaultBeforeLoad(ctx, c); err != nil {
return err return err
} }
pair, _, err := c.cli.KV().Get(c.path, nil) pair, _, err := c.cli.KV().Get(path, nil)
if err != nil { if err != nil {
err = fmt.Errorf("consul path %s load error: %w", c.path, err) err = fmt.Errorf("consul path %s load error: %w", path, err)
} else if pair == nil { } else if pair == nil {
err = fmt.Errorf("consul path %s load error: not found", c.path) err = fmt.Errorf("consul path %s load error: not found", path)
} }
if err != nil { if err != nil {
@ -101,7 +109,6 @@ func (c *consulConfig) Load(ctx context.Context, opts ...config.LoadOption) erro
return config.DefaultAfterLoad(ctx, c) return config.DefaultAfterLoad(ctx, c)
} }
options := config.NewLoadOptions(opts...)
mopts := []func(*mergo.Config){mergo.WithTypeCheck} mopts := []func(*mergo.Config){mergo.WithTypeCheck}
if options.Override { if options.Override {
mopts = append(mopts, mergo.WithOverride) mopts = append(mopts, mergo.WithOverride)
@ -138,19 +145,27 @@ func (c *consulConfig) Load(ctx context.Context, opts ...config.LoadOption) erro
} }
func (c *consulConfig) Save(ctx context.Context, opts ...config.SaveOption) error { func (c *consulConfig) Save(ctx context.Context, opts ...config.SaveOption) error {
path := c.path
options := config.NewSaveOptions(opts...)
if options.Context != nil {
if v, ok := options.Context.Value(pathKey{}).(string); ok && v != "" {
path = v
}
}
if err := config.DefaultBeforeSave(ctx, c); err != nil { if err := config.DefaultBeforeSave(ctx, c); err != nil {
return err return err
} }
buf, err := c.opts.Codec.Marshal(c.opts.Struct) buf, err := c.opts.Codec.Marshal(c.opts.Struct)
if err == nil { if err == nil {
_, err = c.cli.KV().Put(&api.KVPair{Key: c.path, Value: buf}, nil) _, err = c.cli.KV().Put(&api.KVPair{Key: path, Value: buf}, nil)
} }
if err != nil { if err != nil {
c.opts.Logger.Errorf(c.opts.Context, "consul path %s save error: %v", c.path, err) c.opts.Logger.Errorf(c.opts.Context, "consul path %s save error: %v", path, err)
if !c.opts.AllowFail { if !c.opts.AllowFail {
return fmt.Errorf("consul path %s save error: %v", c.path, err) return fmt.Errorf("consul path %s save error: %v", path, err)
} }
} }
@ -170,9 +185,17 @@ func (c *consulConfig) Name() string {
} }
func (c *consulConfig) Watch(ctx context.Context, opts ...config.WatchOption) (config.Watcher, error) { func (c *consulConfig) Watch(ctx context.Context, opts ...config.WatchOption) (config.Watcher, error) {
path := c.path
options := config.NewWatchOptions(opts...)
if options.Context != nil {
if v, ok := options.Context.Value(pathKey{}).(string); ok && v != "" {
path = v
}
}
w := &consulWatcher{ w := &consulWatcher{
cli: c.cli, cli: c.cli,
path: c.path, path: path,
opts: c.opts, opts: c.opts,
wopts: config.NewWatchOptions(opts...), wopts: config.NewWatchOptions(opts...),
done: make(chan struct{}), done: make(chan struct{}),

2
go.mod
View File

@ -16,5 +16,5 @@ require (
github.com/mitchellh/mapstructure v1.4.2 // indirect github.com/mitchellh/mapstructure v1.4.2 // indirect
github.com/pkg/errors v0.9.1 // indirect github.com/pkg/errors v0.9.1 // indirect
github.com/stretchr/testify v1.7.0 // indirect github.com/stretchr/testify v1.7.0 // indirect
go.unistack.org/micro/v3 v3.8.7 go.unistack.org/micro/v3 v3.8.9
) )

4
go.sum
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@ -164,8 +164,8 @@ github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/
github.com/tv42/httpunix v0.0.0-20150427012821-b75d8614f926/go.mod h1:9ESjWnEqriFuLhtthL60Sar/7RFoluCcXsuvEwTV5KM= github.com/tv42/httpunix v0.0.0-20150427012821-b75d8614f926/go.mod h1:9ESjWnEqriFuLhtthL60Sar/7RFoluCcXsuvEwTV5KM=
go.unistack.org/micro-proto/v3 v3.1.0 h1:q39FwjFiRZn+Ux/tt+d3bJTmDtsQQWa+3SLYVo1vLfA= go.unistack.org/micro-proto/v3 v3.1.0 h1:q39FwjFiRZn+Ux/tt+d3bJTmDtsQQWa+3SLYVo1vLfA=
go.unistack.org/micro-proto/v3 v3.1.0/go.mod h1:DpRhYCBXlmSJ/AAXTmntvlh7kQkYU6eFvlmYAx4BQS8= go.unistack.org/micro-proto/v3 v3.1.0/go.mod h1:DpRhYCBXlmSJ/AAXTmntvlh7kQkYU6eFvlmYAx4BQS8=
go.unistack.org/micro/v3 v3.8.7 h1:k1zOpJ3uS8MxdhK8annRsa5J/LW7MpqPjwYuekW61wE= go.unistack.org/micro/v3 v3.8.9 h1:F+HAQSHI86F8Xx5D6XKvvuN0TtOuVvJM+OBV8aYTg0Y=
go.unistack.org/micro/v3 v3.8.7/go.mod h1:KMMmOmbgo/D52/rCAbqeKbBsgEEbSKM69he54J3ZIuA= go.unistack.org/micro/v3 v3.8.9/go.mod h1:KMMmOmbgo/D52/rCAbqeKbBsgEEbSKM69he54J3ZIuA=
golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4= golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
golang.org/x/crypto v0.0.0-20181029021203-45a5f77698d3/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4= golang.org/x/crypto v0.0.0-20181029021203-45a5f77698d3/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w= golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=

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@ -44,3 +44,15 @@ type timeoutKey struct{}
func Timeout(td time.Duration) config.Option { func Timeout(td time.Duration) config.Option {
return config.SetOption(timeoutKey{}, td) return config.SetOption(timeoutKey{}, td)
} }
func LoadPath(path string) config.LoadOption {
return config.SetLoadOption(pathKey{}, path)
}
func SavePath(path string) config.SaveOption {
return config.SetSaveOption(pathKey{}, path)
}
func WatchPath(path string) config.WatchOption {
return config.SetWatchOption(pathKey{}, path)
}