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Group all the clients and only provide the actually supported services.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,172 @@ | ||
| package client | ||
|
|
||
| import ( | ||
| "bytes" | ||
| "errors" | ||
| "fmt" | ||
| "io" | ||
| "log" | ||
| "net/http" | ||
| "net/url" | ||
|
|
||
| device "github.com/eyetowers/gonvif/pkg/generated/onvif/www_onvif_org/ver10/device/wsdl" | ||
| analytics "github.com/eyetowers/gonvif/pkg/generated/onvif/www_onvif_org/ver20/analytics/wsdl" | ||
| imaging "github.com/eyetowers/gonvif/pkg/generated/onvif/www_onvif_org/ver20/imaging/wsdl" | ||
| media2 "github.com/eyetowers/gonvif/pkg/generated/onvif/www_onvif_org/ver20/media/wsdl" | ||
| ptz "github.com/eyetowers/gonvif/pkg/generated/onvif/www_onvif_org/ver20/ptz/wsdl" | ||
| "github.com/hooklift/gowsdl/soap" | ||
| "github.com/motemen/go-loghttp" | ||
| ) | ||
|
|
||
| var ( | ||
| ErrServiceNotSupported = errors.New("onvif service not supported") | ||
|
|
||
| verboseHTTPClient = &http.Client{ | ||
| Transport: &loghttp.Transport{ | ||
| LogResponse: logResponse, | ||
| LogRequest: logRequest, | ||
| }, | ||
| } | ||
| ) | ||
|
|
||
| type Client interface { | ||
| Analytics() (analytics.AnalyticsEnginePort, error) | ||
| Device() (device.Device, error) | ||
| Imaging() (imaging.ImagingPort, error) | ||
| Media2() (media2.Media2, error) | ||
| PTZ() (ptz.PTZ, error) | ||
| } | ||
|
|
||
| type impl struct { | ||
| analytics analytics.AnalyticsEnginePort | ||
| device device.Device | ||
| imaging imaging.ImagingPort | ||
| media2 media2.Media2 | ||
| ptz ptz.PTZ | ||
| } | ||
|
|
||
| func New(baseURL, username, password string, verbose bool) (Client, error) { | ||
| soapClient, err := serviceSOAPClient(baseURL, "onvif/device_service", username, password, verbose) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| d := device.NewDevice(soapClient) | ||
| resp, err := d.GetServices(&device.GetServices{}) | ||
| if err != nil { | ||
| return nil, fmt.Errorf("listing available Onvif services: %w", err) | ||
| } | ||
|
|
||
| var result impl | ||
| for _, svc := range resp.Service { | ||
| svcClient, err := serviceSOAPClient(baseURL, svc.XAddr, username, password, verbose) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| if svc.Namespace == "http://www.onvif.org/ver20/analytics/wsdl" { | ||
| result.analytics = analytics.NewAnalyticsEnginePort(svcClient) | ||
| } | ||
| if svc.Namespace == "http://www.onvif.org/ver10/device/wsdl" { | ||
| result.device = device.NewDevice(svcClient) | ||
| } | ||
| if svc.Namespace == "http://www.onvif.org/ver20/imaging/wsdl" { | ||
| result.imaging = imaging.NewImagingPort(svcClient) | ||
| } | ||
| if svc.Namespace == "http://www.onvif.org/ver20/media/wsdl" { | ||
| result.media2 = media2.NewMedia2(svcClient) | ||
| } | ||
| if svc.Namespace == "http://www.onvif.org/ver20/ptz/wsdl" { | ||
| result.ptz = ptz.NewPTZ(svcClient) | ||
| } | ||
| } | ||
|
|
||
| return &result, nil | ||
| } | ||
|
|
||
| func (c *impl) Analytics() (analytics.AnalyticsEnginePort, error) { | ||
| if c.analytics == nil { | ||
| return nil, ErrServiceNotSupported | ||
| } | ||
| return c.analytics, nil | ||
| } | ||
|
|
||
| func (c *impl) Device() (device.Device, error) { | ||
| if c.device == nil { | ||
| return nil, ErrServiceNotSupported | ||
| } | ||
| return c.device, nil | ||
| } | ||
|
|
||
| func (c *impl) Imaging() (imaging.ImagingPort, error) { | ||
| if c.imaging == nil { | ||
| return nil, ErrServiceNotSupported | ||
| } | ||
| return c.imaging, nil | ||
| } | ||
|
|
||
| func (c *impl) Media2() (media2.Media2, error) { | ||
| if c.media2 == nil { | ||
| return nil, ErrServiceNotSupported | ||
| } | ||
| return c.media2, nil | ||
| } | ||
|
|
||
| func (c *impl) PTZ() (ptz.PTZ, error) { | ||
| if c.ptz == nil { | ||
| return nil, ErrServiceNotSupported | ||
| } | ||
| return c.ptz, nil | ||
| } | ||
|
|
||
| func serviceURL(baseURL, suffix string) (string, error) { | ||
| base, err := url.Parse(baseURL) | ||
| if err != nil { | ||
| return "", fmt.Errorf("malformed base URL: %w", err) | ||
| } | ||
| u, err := url.Parse(suffix) | ||
| if err != nil { | ||
| return "", fmt.Errorf("malformed service suffix URL: %w", err) | ||
| } | ||
| return base.ResolveReference(u).String(), nil | ||
| } | ||
|
|
||
| func sanitizeServiceURL(baseURL, advertisedURL string) (string, error) { | ||
| u, err := url.Parse(advertisedURL) | ||
| if err != nil { | ||
| return "", fmt.Errorf("malformed service advertised URL: %w", err) | ||
| } | ||
| return serviceURL(baseURL, u.Path) | ||
| } | ||
|
|
||
| func serviceSOAPClient(baseURL, advertisedURL, username, password string, verbose bool) (*soap.Client, error) { | ||
| u, err := sanitizeServiceURL(baseURL, advertisedURL) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| return AuthorizedSOAPClient(u, username, password, verbose), nil | ||
| } | ||
|
|
||
| func AuthorizedSOAPClient(serviceURL, username, password string, verbose bool) *soap.Client { | ||
| httpClient := http.DefaultClient | ||
| if verbose { | ||
| httpClient = verboseHTTPClient | ||
| } | ||
| client := soap.NewClient(serviceURL, soap.WithHTTPClient(httpClient)) | ||
| client.SetHeaders(soap.NewSecurity(username, password)) | ||
| return client | ||
| } | ||
|
|
||
| func logResponse(resp *http.Response) { | ||
| log.Printf("<-- %d %s", resp.StatusCode, resp.Request.URL) | ||
| defer resp.Body.Close() | ||
| body, _ := io.ReadAll(resp.Body) | ||
| log.Printf("BODY:\n%s", string(body)) | ||
| resp.Body = io.NopCloser(bytes.NewReader(body)) | ||
| } | ||
|
|
||
| func logRequest(req *http.Request) { | ||
| log.Printf("--> %s %s", req.Method, req.URL) | ||
| defer req.Body.Close() | ||
| body, _ := io.ReadAll(req.Body) | ||
| log.Printf("BODY:\n%s", string(body)) | ||
| req.Body = io.NopCloser(bytes.NewReader(body)) | ||
| } |
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