packer-cn/vendor/github.com/linode/linodego/firewalls.go

139 lines
3.4 KiB
Go

package linodego
import (
"context"
"encoding/json"
"fmt"
"time"
"github.com/linode/linodego/internal/parseabletime"
)
// FirewallStatus enum type
type FirewallStatus string
// FirewallStatus enums start with Firewall
const (
FirewallEnabled FirewallStatus = "enabled"
FirewallDisabled FirewallStatus = "disabled"
FirewallDeleted FirewallStatus = "deleted"
)
// A Firewall is a set of networking rules (iptables) applied to Devices with which it is associated
type Firewall struct {
ID int `json:"id"`
Label string `json:"label"`
Status FirewallStatus `json:"status"`
Tags []string `json:"tags,omitempty"`
Rules FirewallRuleSet `json:"rules"`
Created *time.Time `json:"-"`
Updated *time.Time `json:"-"`
}
// DevicesCreationOptions fields are used when adding devices during the Firewall creation process.
type DevicesCreationOptions struct {
Linodes []string `json:"linodes,omitempty"`
NodeBalancers []string `json:"nodebalancers,omitempty"`
}
// FirewallCreateOptions fields are those accepted by CreateFirewall
type FirewallCreateOptions struct {
Label string `json:"label,omitempty"`
Rules FirewallRuleSet `json:"rules"`
Tags []string `json:"tags,omitempty"`
Devices DevicesCreationOptions `json:"devices,omitempty"`
}
// UnmarshalJSON for Firewall responses
func (i *Firewall) UnmarshalJSON(b []byte) error {
type Mask Firewall
p := struct {
*Mask
Created *parseabletime.ParseableTime `json:"created"`
Updated *parseabletime.ParseableTime `json:"updated"`
}{
Mask: (*Mask)(i),
}
if err := json.Unmarshal(b, &p); err != nil {
return err
}
i.Created = (*time.Time)(p.Created)
i.Updated = (*time.Time)(p.Updated)
return nil
}
// FirewallsPagedResponse represents a Linode API response for listing of Cloud Firewalls
type FirewallsPagedResponse struct {
*PageOptions
Data []Firewall `json:"data"`
}
func (FirewallsPagedResponse) endpoint(c *Client) string {
endpoint, err := c.Firewalls.Endpoint()
if err != nil {
panic(err)
}
return endpoint
}
func (resp *FirewallsPagedResponse) appendData(r *FirewallsPagedResponse) {
resp.Data = append(resp.Data, r.Data...)
}
// ListFirewalls returns a paginated list of Cloud Firewalls
func (c *Client) ListFirewalls(ctx context.Context, opts *ListOptions) ([]Firewall, error) {
response := FirewallsPagedResponse{}
err := c.listHelper(ctx, &response, opts)
if err != nil {
return nil, err
}
return response.Data, nil
}
// CreateFirewall creates a single Firewall with at least one set of inbound or outbound rules
func (c *Client) CreateFirewall(ctx context.Context, createOpts FirewallCreateOptions) (*Firewall, error) {
var body string
e, err := c.Firewalls.Endpoint()
if err != nil {
return nil, err
}
req := c.R(ctx).SetResult(&Firewall{})
if bodyData, err := json.Marshal(createOpts); err == nil {
body = string(bodyData)
} else {
return nil, NewError(err)
}
r, err := coupleAPIErrors(req.
SetBody(body).
Post(e))
if err != nil {
return nil, err
}
return r.Result().(*Firewall), nil
}
// DeleteFirewall deletes a single Firewall with the provided ID
func (c *Client) DeleteFirewall(ctx context.Context, id int) error {
e, err := c.Firewalls.Endpoint()
if err != nil {
return err
}
req := c.R(ctx)
e = fmt.Sprintf("%s/%d", e, id)
_, err = coupleAPIErrors(req.Delete(e))
return err
}