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|
package flymachines
import (
"context"
"encoding/json"
"fmt"
"net/http"
"time"
)
func Ptr[T any](t T) *T {
return &t
}
type MachineRestartPolicy string
const (
MachineRestartPolicyNo MachineRestartPolicy = "no"
MachineRestartPolicyAlways MachineRestartPolicy = "always"
MachineRestartPolicyOnFailure MachineRestartPolicy = "on-failure"
)
type MachineConfig struct {
Env map[string]string `json:"env"`
Metadata map[string]string `json:"metadata"`
Mounts []MachineMount `json:"mounts,omitempty"`
Image string `json:"image"`
Restart MachineRestart `json:"restart"`
Guest MachineGuest `json:"guest"`
StopConfig MachineStopConfig `json:"stop_config"`
Processes []MachineProcess `json:"processes,omitempty"`
}
type MachineProcess struct {
Cmd []string `json:"cmd,omitempty"`
Entrypoint []string `json:"entrypoint,omitempty"`
Env map[string]string `json:"env,omitempty"`
Exec []string `json:"exec,omitempty"`
User string `json:"user,omitempty"`
}
type MachineMount struct {
Encrypted bool `json:"encrypted"`
Path string `json:"path"`
SizeGB int `json:"size_gb"`
Volume string `json:"volume"`
Name string `json:"name"`
}
type MachineService struct {
Protocol string `json:"protocol"`
InternalPort int `json:"internal_port"`
ForceInstanceDescription *string `json:"force_instance_description,omitempty"`
ForceInstanceKey *string `json:"force_instance_key,omitempty"`
Ports []MachinePort `json:"ports"`
Checks []MachineCheck `json:"checks"`
MinMachinesRunning int `json:"min_machines_running"`
Concurrency MachineServiceConcurrency `json:"concurrency"`
}
type MachineGuest struct {
CPUKind string `json:"cpu_kind"` // "shared" or "performance"
CPUs int `json:"cpus"`
MemoryMB int `json:"memory_mb"`
GPUKind string `json:"gpu_kind,omitempty"`
KernelArgs []string `json:"kernel_args,omitempty"`
HostDedicationID string `json:"host_dedication_id,omitempty"`
}
type MachineStopConfig struct {
Timeout string `json:"timeout"`
Signal string `json:"signal"`
}
type MachineRestart struct {
MaxRetries int `json:"max_retries"` // only relevant when Policy is "on-fail"
Policy MachineRestartPolicy `json:"policy"`
}
type MachineServiceConcurrency struct {
Type string `json:"type"`
HardLimit int `json:"hard_limit"`
SoftLimit int `json:"soft_limit"`
}
type MachineCheck struct {
Type string `json:"type"`
Interval time.Duration `json:"interval"`
Timeout time.Duration `json:"timeout"`
GracePeriod time.Duration `json:"grace_period"`
Path string `json:"path"`
TLSServerName *string `json:"tls_server_name,omitempty"`
TLSSkipVerify *bool `json:"tls_skip_verify,omitempty"`
Headers []MachineHTTPHeader `json:"headers,omitempty"`
}
type MachineHTTPHeader struct {
Name string `json:"name"`
Values []string `json:"values"`
}
type MachinePort struct {
Port int `json:"port"`
Handlers []string `json:"handlers"`
ForceHTTPS *bool `json:"force_https,omitempty"`
StartPort *int `json:"start_port,omitempty"`
EndPort *int `json:"end_port,omitempty"`
}
type ImageRef struct {
Registry string `json:"registry"`
Repository string `json:"repository"`
Tag string `json:"tag"`
Digest string `json:"digest"`
Labels json.RawMessage `json:"labels"` // TODO(Xe): figure out what this is
}
type MachineEvent struct {
ID string `json:"id"`
Type string `json:"type"`
Status string `json:"status"`
Source string `json:"source"`
Timestamp MilliTime `json:"timestamp"`
Request json.RawMessage `json:"request"` // Request can be anything, so we just store it as a raw message
}
type CheckStatus struct {
Name string `json:"name"`
Status string `json:"status"`
Output string `json:"output"`
UpdatedAt time.Time `json:"updated_at"`
}
type Machine struct {
ID string `json:"id"`
Name string `json:"name"`
State string `json:"state"`
Region string `json:"region"`
InstanceID string `json:"instance_id"`
PrivateIP string `json:"private_ip"`
Config MachineConfig `json:"config"`
ImageRef ImageRef `json:"image_ref"`
CreatedAt time.Time `json:"created_at"`
UpdatedAt *time.Time `json:"updated_at"`
Events []MachineEvent `json:"events"`
Checks []CheckStatus `json:"checks"`
}
func (c *Client) GetAppMachines(ctx context.Context, appName string) ([]Machine, error) {
req, err := http.NewRequestWithContext(ctx, http.MethodGet, c.apiURL+"/v1/apps/"+appName+"/machines", nil)
if err != nil {
return nil, fmt.Errorf("flymachines: can't create GetAppMachines request: %w", err)
}
resp, err := c.Do(req)
if err != nil {
return nil, fmt.Errorf("flymachines: can't do GetAppMachines request: %w", err)
}
defer resp.Body.Close()
if resp.StatusCode != http.StatusOK {
return nil, fmt.Errorf("flymachines: GetAppMachines request failed: %s", resp.Status)
}
var machines []Machine
if err := json.NewDecoder(resp.Body).Decode(&machines); err != nil {
return nil, fmt.Errorf("flymachines: can't decode GetAppMachines response: %w", err)
}
return machines, nil
}
type CreateMachine struct {
Config MachineConfig `json:"config"`
LeaseTTL int `json:"lease_ttl"`
LSVD bool `json:"lsvd"` // should be true?
Name string `json:"name"`
Region string `json:"region"`
SkipLaunch *bool `json:"skip_launch,omitempty"`
SkipServiceRegistration *bool `json:"skip_service_registration,omitempty"`
}
func (c *Client) CreateMachine(ctx context.Context, appID string, cm CreateMachine) (*Machine, error) {
result, err := doJSONBody[CreateMachine, Machine](ctx, c, http.MethodPost, "/v1/apps/"+appID+"/machines", cm, http.StatusOK)
if err != nil {
return nil, err
}
return &result, nil
}
func (c *Client) GetAppMachine(ctx context.Context, appID, machineID string) (*Machine, error) {
result, err := doJSON[Machine](ctx, c, http.MethodGet, "/v1/apps/"+appID+"/machines/"+machineID, http.StatusOK)
if err != nil {
return nil, fmt.Errorf("flymachines: can't decode GetAppMachine response: %w", err)
}
return &result, nil
}
func (c *Client) DeleteAppMachine(ctx context.Context, appID, machineID string) error {
return c.doRequestNoResponse(ctx, http.MethodDelete, "/v1/apps/"+appID+"/machines/"+machineID)
}
func (c *Client) DestroyAppMachine(ctx context.Context, appID, machineID string) error {
return c.doRequestNoResponse(ctx, http.MethodDelete, "/v1/apps/"+appID+"/machines/"+machineID+"?force=true")
}
func (c *Client) CordonAppMachine(ctx context.Context, appID, machineID string) error {
return c.doRequestNoResponse(ctx, http.MethodPost, "/v1/apps/"+appID+"/machines/"+machineID+"/cordon")
}
func (c *Client) UncordonAppMachine(ctx context.Context, appID, machineID string) error {
return c.doRequestNoResponse(ctx, http.MethodPost, "/v1/apps/"+appID+"/machines/"+machineID+"/uncordon")
}
func (c *Client) StartAppMachine(ctx context.Context, appID, machineID string) error {
return c.doRequestNoResponse(ctx, http.MethodPost, "/v1/apps/"+appID+"/machines/"+machineID+"/start")
}
func (c *Client) StopAppMachine(ctx context.Context, appID, machineID string) error {
return c.doRequestNoResponse(ctx, http.MethodPost, "/v1/apps/"+appID+"/machines/"+machineID+"/stop")
}
func (c *Client) RestartAppMachine(ctx context.Context, appID, machineID string) error {
return c.doRequestNoResponse(ctx, http.MethodPost, "/v1/apps/"+appID+"/machines/"+machineID+"/restart")
}
func (c *Client) GetAppMachineEvents(ctx context.Context, appID, machineID string) ([]MachineEvent, error) {
result, err := doJSON[[]MachineEvent](ctx
|
