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swarm/storage/mru: Renamed rest of MRU references

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This commit is contained in:
Javier Peletier
2018-09-30 09:43:10 +02:00
parent b35622cf3c
commit 83705ef6aa
19 changed files with 315 additions and 382 deletions
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57
swarm/api/client/client.go
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@ -601,16 +601,15 @@ func (c *Client) MultipartUpload(hash string, uploader Uploader) (string, error)
return string(data), nil
}
// ErrNoResourceUpdatesFound is returned when Swarm cannot find updates of the given resource
var ErrNoResourceUpdatesFound = errors.New("No updates found for this resource")
// ErrNoFeedUpdatesFound is returned when Swarm cannot find updates of the given feed
var ErrNoFeedUpdatesFound = errors.New("No updates found for this feed")
// CreateResource creates a Mutable Resource with the given name and frequency, initializing it with the provided
// data. Data is interpreted as multihash or not depending on the multihash parameter.
// startTime=0 means "now"
// Returns the resulting Mutable Resource manifest address that you can use to include in an ENS Resolver (setContent)
// or reference future updates (Client.UpdateResource)
func (c *Client) CreateResource(request *mru.Request) (string, error) {
responseStream, err := c.updateResource(request, true)
// CreateFeedWithManifest creates a Feed Manifest, initializing it with the provided
// data
// Returns the resulting Feed Manifest address that you can use to include in an ENS Resolver (setContent)
// or reference future updates (Client.UpdateFeed)
func (c *Client) CreateFeedWithManifest(request *mru.Request) (string, error) {
responseStream, err := c.updateFeed(request, true)
if err != nil {
return "", err
}
@ -628,18 +627,18 @@ func (c *Client) CreateResource(request *mru.Request) (string, error) {
return manifestAddress, nil
}
// UpdateResource allows you to set a new version of your content
func (c *Client) UpdateResource(request *mru.Request) error {
_, err := c.updateResource(request, false)
// UpdateFeed allows you to set a new version of your content
func (c *Client) UpdateFeed(request *mru.Request) error {
_, err := c.updateFeed(request, false)
return err
}
func (c *Client) updateResource(request *mru.Request, createManifest bool) (io.ReadCloser, error) {
func (c *Client) updateFeed(request *mru.Request, createManifest bool) (io.ReadCloser, error) {
URL, err := url.Parse(c.Gateway)
if err != nil {
return nil, err
}
URL.Path = "/bzz-resource:/"
URL.Path = "/bzz-feed:/"
values := URL.Query()
body := request.AppendValues(values)
if createManifest {
@ -660,23 +659,23 @@ func (c *Client) updateResource(request *mru.Request, createManifest bool) (io.R
return res.Body, nil
}
// GetResource returns a byte stream with the raw content of the resource
// manifestAddressOrDomain is the address you obtained in CreateResource or an ENS domain whose Resolver
// QueryFeed returns a byte stream with the raw content of the feed update
// manifestAddressOrDomain is the address you obtained in CreateFeedWithManifest or an ENS domain whose Resolver
// points to that address
func (c *Client) GetResource(query *mru.Query, manifestAddressOrDomain string) (io.ReadCloser, error) {
return c.getResource(query, manifestAddressOrDomain, false)
func (c *Client) QueryFeed(query *mru.Query, manifestAddressOrDomain string) (io.ReadCloser, error) {
return c.queryFeed(query, manifestAddressOrDomain, false)
}
// getResource returns a byte stream with the raw content of the resource
// manifestAddressOrDomain is the address you obtained in CreateResource or an ENS domain whose Resolver
// queryFeed returns a byte stream with the raw content of the feed update
// manifestAddressOrDomain is the address you obtained in CreateFeedWithManifest or an ENS domain whose Resolver
// points to that address
// meta set to true will instruct the node return resource metainformation instead
func (c *Client) getResource(query *mru.Query, manifestAddressOrDomain string, meta bool) (io.ReadCloser, error) {
// meta set to true will instruct the node return Feed metainformation instead
func (c *Client) queryFeed(query *mru.Query, manifestAddressOrDomain string, meta bool) (io.ReadCloser, error) {
URL, err := url.Parse(c.Gateway)
if err != nil {
return nil, err
}
URL.Path = "/bzz-resource:/" + manifestAddressOrDomain
URL.Path = "/bzz-feed:/" + manifestAddressOrDomain
values := URL.Query()
if query != nil {
query.AppendValues(values) //adds query parameters
@ -692,7 +691,7 @@ func (c *Client) getResource(query *mru.Query, manifestAddressOrDomain string, m
if res.StatusCode != http.StatusOK {
if res.StatusCode == http.StatusNotFound {
return nil, ErrNoResourceUpdatesFound
return nil, ErrNoFeedUpdatesFound
}
errorMessageBytes, err := ioutil.ReadAll(res.Body)
var errorMessage string
@ -701,18 +700,18 @@ func (c *Client) getResource(query *mru.Query, manifestAddressOrDomain string, m
} else {
errorMessage = string(errorMessageBytes)
}
return nil, fmt.Errorf("Error retrieving resource: %s", errorMessage)
return nil, fmt.Errorf("Error retrieving feed updates: %s", errorMessage)
}
return res.Body, nil
}
// GetResourceMetadata returns a structure that describes the Mutable Resource
// manifestAddressOrDomain is the address you obtained in CreateResource or an ENS domain whose Resolver
// GetFeedMetadata returns a structure that describes the referenced Feed status
// manifestAddressOrDomain is the address you obtained in CreateFeedWithManifest or an ENS domain whose Resolver
// points to that address
func (c *Client) GetResourceMetadata(query *mru.Query, manifestAddressOrDomain string) (*mru.Request, error) {
func (c *Client) GetFeedMetadata(query *mru.Query, manifestAddressOrDomain string) (*mru.Request, error) {
responseStream, err := c.getResource(query, manifestAddressOrDomain, true)
responseStream, err := c.queryFeed(query, manifestAddressOrDomain, true)
if err != nil {
return nil, err
}