Errorf

本文整理汇总了Golang中fmt.Errorf函数的典型用法代码示例。如果您正苦于以下问题：Golang Errorf函数的具体用法？Golang Errorf怎么用？Golang Errorf使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了Errorf函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的Golang代码示例。

示例1: validateMounts

func validateMounts(mounts []api.Mount) error {
    for _, mount := range mounts {
        // Target must always be absolute
        if !filepath.IsAbs(mount.Target) {
            return fmt.Errorf("invalid mount target, must be an absolute path: %s", mount.Target)
        }

        switch mount.Type {
        // The checks on abs paths are required due to the container API confusing
        // volume mounts as bind mounts when the source is absolute (and vice-versa)
        // See #25253
        // TODO: This is probably not neccessary once #22373 is merged
        case api.MountTypeBind:
            if !filepath.IsAbs(mount.Source) {
                return fmt.Errorf("invalid bind mount source, must be an absolute path: %s", mount.Source)
            }
        case api.MountTypeVolume:
            if filepath.IsAbs(mount.Source) {
                return fmt.Errorf("invalid volume mount source, must not be an absolute path: %s", mount.Source)
            }
        case api.MountTypeTmpfs:
            if mount.Source != "" {
                return fmt.Errorf("invalid tmpfs source, source must be empty")
            }
        default:
            return fmt.Errorf("invalid mount type: %s", mount.Type)
        }
    }
    return nil
}

开发者ID:ilkka，项目名称:docker，代码行数:30，代码来源:validate.go

示例2: parse

func (p *authV1JsonParser) parse(config *Config, raw []byte) error {
    var auth authV1
    if err := json.Unmarshal(raw, &auth); err != nil {
        return err
    }
    if len(auth.Domains) == 0 {
        return fmt.Errorf("no domains specified")
    }
    if len(auth.Type) == 0 {
        return fmt.Errorf("no auth type specified")
    }
    var (
        err      error
        headerer Headerer
    )
    switch auth.Type {
    case "basic":
        headerer, err = p.getBasicV1Headerer(auth.Credentials)
    case "oauth":
        headerer, err = p.getOAuthV1Headerer(auth.Credentials)
    default:
        err = fmt.Errorf("unknown auth type: %q", auth.Type)
    }
    if err != nil {
        return err
    }
    for _, domain := range auth.Domains {
        if _, ok := config.AuthPerHost[domain]; ok {
            return fmt.Errorf("auth for domain %q is already specified", domain)
        }
        config.AuthPerHost[domain] = headerer
    }
    return nil
}

开发者ID:coderhaoxin，项目名称:rkt，代码行数:34，代码来源:auth.go

示例3: ExampleV_Validate

func ExampleV_Validate() {
    type X struct {
        A string `validate:"long"`
        B string `validate:"short"`
        C string `validate:"long,short"`
        D string
    }

    vd := make(V)
    vd["long"] = func(i interface{}) error {
        s := i.(string)
        if len(s) < 5 {
            return fmt.Errorf("%q is too short", s)
        }
        return nil
    }
    vd["short"] = func(i interface{}) error {
        s := i.(string)
        if len(s) >= 5 {
            return fmt.Errorf("%q is too long", s)
        }
        return nil
    }

    fmt.Println(vd.Validate(X{
        A: "hello there",
        B: "hi",
        C: "help me",
        D: "I am not validated",
    }))

    // Output: [field C is invalid: "help me" is too long]
}

开发者ID:jsidlosky，项目名称:validate，代码行数:33，代码来源:v_test.go

示例4: reserveName

func (daemon *Daemon) reserveName(id, name string) (string, error) {
    if !validContainerNamePattern.MatchString(name) {
        return "", fmt.Errorf("Invalid container name (%s), only %s are allowed", name, validContainerNameChars)
    }

    if name[0] != '/' {
        name = "/" + name
    }

    if _, err := daemon.containerGraph.Set(name, id); err != nil {
        if !graphdb.IsNonUniqueNameError(err) {
            return "", err
        }

        conflictingContainer, err := daemon.GetByName(name)
        if err != nil {
            if strings.Contains(err.Error(), "Could not find entity") {
                return "", err
            }

            // Remove name and continue starting the container
            if err := daemon.containerGraph.Delete(name); err != nil {
                return "", err
            }
        } else {
            nameAsKnownByUser := strings.TrimPrefix(name, "/")
            return "", fmt.Errorf(
                "Conflict. The name %q is already in use by container %s. You have to remove (or rename) that container to be able to reuse that name.", nameAsKnownByUser,
                stringid.TruncateID(conflictingContainer.ID))
        }
    }
    return name, nil
}

开发者ID:newtime2014，项目名称:docker，代码行数:33，代码来源:daemon.go

示例5: deleteLocalSubnetRoute

func deleteLocalSubnetRoute(device, localSubnetCIDR string) {
    backoff := utilwait.Backoff{
        Duration: 100 * time.Millisecond,
        Factor:   1.25,
        Steps:    6,
    }
    err := utilwait.ExponentialBackoff(backoff, func() (bool, error) {
        itx := ipcmd.NewTransaction(kexec.New(), device)
        routes, err := itx.GetRoutes()
        if err != nil {
            return false, fmt.Errorf("could not get routes: %v", err)
        }
        for _, route := range routes {
            if strings.Contains(route, localSubnetCIDR) {
                itx.DeleteRoute(localSubnetCIDR)
                err = itx.EndTransaction()
                if err != nil {
                    return false, fmt.Errorf("could not delete route: %v", err)
                }
                return true, nil
            }
        }
        return false, nil
    })

    if err != nil {
        glog.Errorf("Error removing %s route from dev %s: %v; if the route appears later it will not be deleted.", localSubnetCIDR, device, err)
    }
}

开发者ID:thrasher-redhat，项目名称:origin，代码行数:29，代码来源:controller.go