335 lines
12 KiB
Go
335 lines
12 KiB
Go
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package linodego
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import (
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"context"
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"encoding/json"
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"fmt"
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)
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// NodeBalancerConfig objects allow a NodeBalancer to accept traffic on a new port
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type NodeBalancerConfig struct {
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ID int `json:"id"`
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Port int `json:"port"`
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Protocol ConfigProtocol `json:"protocol"`
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Algorithm ConfigAlgorithm `json:"algorithm"`
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Stickiness ConfigStickiness `json:"stickiness"`
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Check ConfigCheck `json:"check"`
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CheckInterval int `json:"check_interval"`
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CheckAttempts int `json:"check_attempts"`
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CheckPath string `json:"check_path"`
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CheckBody string `json:"check_body"`
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CheckPassive bool `json:"check_passive"`
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CheckTimeout int `json:"check_timeout"`
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CipherSuite ConfigCipher `json:"cipher_suite"`
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NodeBalancerID int `json:"nodebalancer_id"`
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SSLCommonName string `json:"ssl_commonname"`
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SSLFingerprint string `json:"ssl_fingerprint"`
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SSLCert string `json:"ssl_cert"`
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SSLKey string `json:"ssl_key"`
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NodesStatus *NodeBalancerNodeStatus `json:"nodes_status"`
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}
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// ConfigAlgorithm constants start with Algorithm and include Linode API NodeBalancer Config Algorithms
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type ConfigAlgorithm string
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// ConfigAlgorithm constants reflect the NodeBalancer Config Algorithm
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const (
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AlgorithmRoundRobin ConfigAlgorithm = "roundrobin"
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AlgorithmLeastConn ConfigAlgorithm = "leastconn"
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AlgorithmSource ConfigAlgorithm = "source"
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)
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// ConfigStickiness constants start with Stickiness and include Linode API NodeBalancer Config Stickiness
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type ConfigStickiness string
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// ConfigStickiness constants reflect the node stickiness method for a NodeBalancer Config
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const (
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StickinessNone ConfigStickiness = "none"
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StickinessTable ConfigStickiness = "table"
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StickinessHTTPCookie ConfigStickiness = "http_cookie"
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)
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// ConfigCheck constants start with Check and include Linode API NodeBalancer Config Check methods
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type ConfigCheck string
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// ConfigCheck constants reflect the node health status checking method for a NodeBalancer Config
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const (
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CheckNone ConfigCheck = "none"
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CheckConnection ConfigCheck = "connection"
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CheckHTTP ConfigCheck = "http"
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CheckHTTPBody ConfigCheck = "http_body"
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)
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// ConfigProtocol constants start with Protocol and include Linode API Nodebalancer Config protocols
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type ConfigProtocol string
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// ConfigProtocol constants reflect the protocol used by a NodeBalancer Config
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const (
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ProtocolHTTP ConfigProtocol = "http"
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ProtocolHTTPS ConfigProtocol = "https"
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ProtocolTCP ConfigProtocol = "tcp"
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)
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// ConfigCipher constants start with Cipher and include Linode API NodeBalancer Config Cipher values
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type ConfigCipher string
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// ConfigCipher constants reflect the preferred cipher set for a NodeBalancer Config
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const (
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CipherRecommended ConfigCipher = "recommended"
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CipherLegacy ConfigCipher = "legacy"
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)
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// NodeBalancerNodeStatus represents the total number of nodes whose status is Up or Down
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type NodeBalancerNodeStatus struct {
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Up int `json:"up"`
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Down int `json:"down"`
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}
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// NodeBalancerConfigCreateOptions are permitted by CreateNodeBalancerConfig
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type NodeBalancerConfigCreateOptions struct {
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Port int `json:"port"`
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Protocol ConfigProtocol `json:"protocol,omitempty"`
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Algorithm ConfigAlgorithm `json:"algorithm,omitempty"`
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Stickiness ConfigStickiness `json:"stickiness,omitempty"`
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Check ConfigCheck `json:"check,omitempty"`
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CheckInterval int `json:"check_interval,omitempty"`
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CheckAttempts int `json:"check_attempts,omitempty"`
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CheckPath string `json:"check_path,omitempty"`
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CheckBody string `json:"check_body,omitempty"`
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CheckPassive *bool `json:"check_passive,omitempty"`
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CheckTimeout int `json:"check_timeout,omitempty"`
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CipherSuite ConfigCipher `json:"cipher_suite,omitempty"`
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SSLCert string `json:"ssl_cert,omitempty"`
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SSLKey string `json:"ssl_key,omitempty"`
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Nodes []NodeBalancerNodeCreateOptions `json:"nodes,omitempty"`
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}
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// NodeBalancerConfigRebuildOptions used by RebuildNodeBalancerConfig
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type NodeBalancerConfigRebuildOptions struct {
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Port int `json:"port"`
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Protocol ConfigProtocol `json:"protocol,omitempty"`
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Algorithm ConfigAlgorithm `json:"algorithm,omitempty"`
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Stickiness ConfigStickiness `json:"stickiness,omitempty"`
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Check ConfigCheck `json:"check,omitempty"`
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CheckInterval int `json:"check_interval,omitempty"`
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CheckAttempts int `json:"check_attempts,omitempty"`
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CheckPath string `json:"check_path,omitempty"`
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CheckBody string `json:"check_body,omitempty"`
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CheckPassive *bool `json:"check_passive,omitempty"`
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CheckTimeout int `json:"check_timeout,omitempty"`
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CipherSuite ConfigCipher `json:"cipher_suite,omitempty"`
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SSLCert string `json:"ssl_cert,omitempty"`
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SSLKey string `json:"ssl_key,omitempty"`
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Nodes []NodeBalancerNodeCreateOptions `json:"nodes"`
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}
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// NodeBalancerConfigUpdateOptions are permitted by UpdateNodeBalancerConfig
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type NodeBalancerConfigUpdateOptions NodeBalancerConfigCreateOptions
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// GetCreateOptions converts a NodeBalancerConfig to NodeBalancerConfigCreateOptions for use in CreateNodeBalancerConfig
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func (i NodeBalancerConfig) GetCreateOptions() NodeBalancerConfigCreateOptions {
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return NodeBalancerConfigCreateOptions{
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Port: i.Port,
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Protocol: i.Protocol,
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Algorithm: i.Algorithm,
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Stickiness: i.Stickiness,
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Check: i.Check,
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CheckInterval: i.CheckInterval,
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CheckAttempts: i.CheckAttempts,
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CheckTimeout: i.CheckTimeout,
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CheckPath: i.CheckPath,
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CheckBody: i.CheckBody,
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CheckPassive: &i.CheckPassive,
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CipherSuite: i.CipherSuite,
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SSLCert: i.SSLCert,
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SSLKey: i.SSLKey,
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}
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}
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// GetUpdateOptions converts a NodeBalancerConfig to NodeBalancerConfigUpdateOptions for use in UpdateNodeBalancerConfig
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func (i NodeBalancerConfig) GetUpdateOptions() NodeBalancerConfigUpdateOptions {
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return NodeBalancerConfigUpdateOptions{
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Port: i.Port,
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Protocol: i.Protocol,
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Algorithm: i.Algorithm,
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Stickiness: i.Stickiness,
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Check: i.Check,
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CheckInterval: i.CheckInterval,
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CheckAttempts: i.CheckAttempts,
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CheckPath: i.CheckPath,
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CheckBody: i.CheckBody,
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CheckPassive: &i.CheckPassive,
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CheckTimeout: i.CheckTimeout,
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CipherSuite: i.CipherSuite,
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SSLCert: i.SSLCert,
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SSLKey: i.SSLKey,
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}
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}
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// GetRebuildOptions converts a NodeBalancerConfig to NodeBalancerConfigRebuildOptions for use in RebuildNodeBalancerConfig
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func (i NodeBalancerConfig) GetRebuildOptions() NodeBalancerConfigRebuildOptions {
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return NodeBalancerConfigRebuildOptions{
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Port: i.Port,
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Protocol: i.Protocol,
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Algorithm: i.Algorithm,
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Stickiness: i.Stickiness,
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Check: i.Check,
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CheckInterval: i.CheckInterval,
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CheckAttempts: i.CheckAttempts,
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CheckTimeout: i.CheckTimeout,
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CheckPath: i.CheckPath,
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CheckBody: i.CheckBody,
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CheckPassive: &i.CheckPassive,
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CipherSuite: i.CipherSuite,
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SSLCert: i.SSLCert,
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SSLKey: i.SSLKey,
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Nodes: make([]NodeBalancerNodeCreateOptions, 0),
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}
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}
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// NodeBalancerConfigsPagedResponse represents a paginated NodeBalancerConfig API response
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type NodeBalancerConfigsPagedResponse struct {
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*PageOptions
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Data []NodeBalancerConfig `json:"data"`
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}
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// endpointWithID gets the endpoint URL for NodeBalancerConfig
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func (NodeBalancerConfigsPagedResponse) endpointWithID(c *Client, id int) string {
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endpoint, err := c.NodeBalancerConfigs.endpointWithID(id)
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if err != nil {
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panic(err)
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}
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return endpoint
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}
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// appendData appends NodeBalancerConfigs when processing paginated NodeBalancerConfig responses
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func (resp *NodeBalancerConfigsPagedResponse) appendData(r *NodeBalancerConfigsPagedResponse) {
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resp.Data = append(resp.Data, r.Data...)
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}
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// ListNodeBalancerConfigs lists NodeBalancerConfigs
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func (c *Client) ListNodeBalancerConfigs(ctx context.Context, nodebalancerID int, opts *ListOptions) ([]NodeBalancerConfig, error) {
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response := NodeBalancerConfigsPagedResponse{}
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err := c.listHelperWithID(ctx, &response, nodebalancerID, opts)
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for i := range response.Data {
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response.Data[i].fixDates()
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}
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if err != nil {
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return nil, err
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}
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return response.Data, nil
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}
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// fixDates converts JSON timestamps to Go time.Time values
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func (i *NodeBalancerConfig) fixDates() *NodeBalancerConfig {
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return i
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}
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// GetNodeBalancerConfig gets the template with the provided ID
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func (c *Client) GetNodeBalancerConfig(ctx context.Context, nodebalancerID int, configID int) (*NodeBalancerConfig, error) {
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e, err := c.NodeBalancerConfigs.endpointWithID(nodebalancerID)
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if err != nil {
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return nil, err
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}
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e = fmt.Sprintf("%s/%d", e, configID)
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r, err := coupleAPIErrors(c.R(ctx).SetResult(&NodeBalancerConfig{}).Get(e))
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if err != nil {
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return nil, err
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}
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return r.Result().(*NodeBalancerConfig).fixDates(), nil
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}
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// CreateNodeBalancerConfig creates a NodeBalancerConfig
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func (c *Client) CreateNodeBalancerConfig(ctx context.Context, nodebalancerID int, nodebalancerConfig NodeBalancerConfigCreateOptions) (*NodeBalancerConfig, error) {
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var body string
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e, err := c.NodeBalancerConfigs.endpointWithID(nodebalancerID)
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if err != nil {
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return nil, err
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}
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req := c.R(ctx).SetResult(&NodeBalancerConfig{})
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if bodyData, err := json.Marshal(nodebalancerConfig); err == nil {
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body = string(bodyData)
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} else {
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return nil, NewError(err)
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}
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r, err := coupleAPIErrors(req.
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SetHeader("Content-Type", "application/json").
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SetBody(body).
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Post(e))
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if err != nil {
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return nil, err
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}
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return r.Result().(*NodeBalancerConfig).fixDates(), nil
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}
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// UpdateNodeBalancerConfig updates the NodeBalancerConfig with the specified id
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func (c *Client) UpdateNodeBalancerConfig(ctx context.Context, nodebalancerID int, configID int, updateOpts NodeBalancerConfigUpdateOptions) (*NodeBalancerConfig, error) {
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var body string
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e, err := c.NodeBalancerConfigs.endpointWithID(nodebalancerID)
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if err != nil {
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return nil, err
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}
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e = fmt.Sprintf("%s/%d", e, configID)
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req := c.R(ctx).SetResult(&NodeBalancerConfig{})
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if bodyData, err := json.Marshal(updateOpts); err == nil {
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body = string(bodyData)
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} else {
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return nil, NewError(err)
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}
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r, err := coupleAPIErrors(req.
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SetBody(body).
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Put(e))
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if err != nil {
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return nil, err
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}
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return r.Result().(*NodeBalancerConfig).fixDates(), nil
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}
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// DeleteNodeBalancerConfig deletes the NodeBalancerConfig with the specified id
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func (c *Client) DeleteNodeBalancerConfig(ctx context.Context, nodebalancerID int, configID int) error {
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e, err := c.NodeBalancerConfigs.endpointWithID(nodebalancerID)
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if err != nil {
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return err
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}
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e = fmt.Sprintf("%s/%d", e, configID)
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_, err = coupleAPIErrors(c.R(ctx).Delete(e))
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return err
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}
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// RebuildNodeBalancerConfig updates the NodeBalancer with the specified id
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func (c *Client) RebuildNodeBalancerConfig(ctx context.Context, nodeBalancerID int, configID int, rebuildOpts NodeBalancerConfigRebuildOptions) (*NodeBalancerConfig, error) {
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var body string
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e, err := c.NodeBalancerConfigs.endpointWithID(nodeBalancerID)
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if err != nil {
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return nil, err
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}
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e = fmt.Sprintf("%s/%d/rebuild", e, configID)
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req := c.R(ctx).SetResult(&NodeBalancerConfig{})
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if bodyData, err := json.Marshal(rebuildOpts); err == nil {
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body = string(bodyData)
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} else {
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return nil, NewError(err)
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}
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r, err := coupleAPIErrors(req.
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SetBody(body).
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Post(e))
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if err != nil {
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return nil, err
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}
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return r.Result().(*NodeBalancerConfig).fixDates(), nil
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}
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