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machines.go
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machines.go
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package appconfig
import (
"fmt"
"github.com/google/shlex"
"github.com/samber/lo"
"github.com/superfly/flyctl/api"
"github.com/superfly/flyctl/helpers"
"github.com/superfly/flyctl/internal/buildinfo"
"github.com/superfly/flyctl/internal/machine"
)
func (c *Config) ToMachineConfig(processGroup string, src *api.MachineConfig) (*api.MachineConfig, error) {
fc, err := c.Flatten(processGroup)
if err != nil {
return nil, err
}
return fc.updateMachineConfig(src)
}
func (c *Config) ToReleaseMachineConfig() (*api.MachineConfig, error) {
releaseCmd, err := shlex.Split(c.Deploy.ReleaseCommand)
if err != nil {
return nil, err
}
mConfig := &api.MachineConfig{
Init: api.MachineInit{
Cmd: releaseCmd,
SwapSizeMB: c.SwapSizeMB,
},
Restart: api.MachineRestart{
Policy: api.MachineRestartPolicyNo,
},
AutoDestroy: true,
DNS: &api.DNSConfig{
SkipRegistration: true,
},
Metadata: map[string]string{
api.MachineConfigMetadataKeyFlyctlVersion: buildinfo.Version().String(),
api.MachineConfigMetadataKeyFlyPlatformVersion: api.MachineFlyPlatformVersion2,
api.MachineConfigMetadataKeyFlyProcessGroup: api.MachineProcessGroupFlyAppReleaseCommand,
},
Env: lo.Assign(c.Env),
}
if c.Experimental != nil {
mConfig.Init.Entrypoint = c.Experimental.Entrypoint
}
mConfig.Env["RELEASE_COMMAND"] = "1"
mConfig.Env["FLY_PROCESS_GROUP"] = api.MachineProcessGroupFlyAppReleaseCommand
if c.PrimaryRegion != "" {
mConfig.Env["PRIMARY_REGION"] = c.PrimaryRegion
}
// StopConfig
c.tomachineSetStopConfig(mConfig)
return mConfig, nil
}
func (c *Config) ToConsoleMachineConfig() (*api.MachineConfig, error) {
mConfig := &api.MachineConfig{
Init: api.MachineInit{
// TODO: it would be better to configure init to run no
// command at all. That way we don't rely on /bin/sleep
// being available and working right. However, there's no
// way to do that yet.
Exec: []string{"/bin/sleep", "inf"},
SwapSizeMB: c.SwapSizeMB,
},
Restart: api.MachineRestart{
Policy: api.MachineRestartPolicyNo,
},
AutoDestroy: true,
DNS: &api.DNSConfig{
SkipRegistration: true,
},
Metadata: map[string]string{
api.MachineConfigMetadataKeyFlyctlVersion: buildinfo.Version().String(),
api.MachineConfigMetadataKeyFlyPlatformVersion: api.MachineFlyPlatformVersion2,
api.MachineConfigMetadataKeyFlyProcessGroup: api.MachineProcessGroupFlyAppConsole,
},
Env: lo.Assign(c.Env),
}
mConfig.Env["FLY_PROCESS_GROUP"] = api.MachineProcessGroupFlyAppConsole
if c.PrimaryRegion != "" {
mConfig.Env["PRIMARY_REGION"] = c.PrimaryRegion
}
return mConfig, nil
}
// updateMachineConfig applies configuration options from the optional MachineConfig passed in, then the base config, into a new MachineConfig
func (c *Config) updateMachineConfig(src *api.MachineConfig) (*api.MachineConfig, error) {
// For flattened app configs there is only one proces name and it is the group it was flattened for
processGroup := c.DefaultProcessName()
mConfig := &api.MachineConfig{}
if src != nil {
mConfig = helpers.Clone(src)
}
// Metrics
mConfig.Metrics = nil
if len(c.Metrics) > 0 {
mConfig.Metrics = c.Metrics[0].MachineMetrics
}
// Init
cmd, err := c.InitCmd(processGroup)
if err != nil {
return nil, err
}
if c.Experimental != nil {
if cmd == nil {
cmd = c.Experimental.Cmd
}
mConfig.Init.Entrypoint = c.Experimental.Entrypoint
mConfig.Init.Exec = c.Experimental.Exec
}
mConfig.Init.Cmd = cmd
mConfig.Init.SwapSizeMB = c.SwapSizeMB
// Metadata
mConfig.Metadata = lo.Assign(mConfig.Metadata, map[string]string{
api.MachineConfigMetadataKeyFlyctlVersion: buildinfo.Version().String(),
api.MachineConfigMetadataKeyFlyPlatformVersion: api.MachineFlyPlatformVersion2,
api.MachineConfigMetadataKeyFlyProcessGroup: processGroup,
})
// Services
mConfig.Services = nil
if services := c.AllServices(); len(services) > 0 {
mConfig.Services = lo.Map(services, func(s Service, _ int) api.MachineService {
return *s.toMachineService()
})
}
// Checks
mConfig.Checks = nil
if len(c.Checks) > 0 {
mConfig.Checks = map[string]api.MachineCheck{}
for checkName, check := range c.Checks {
machineCheck, err := check.toMachineCheck()
if err != nil {
return nil, err
}
if machineCheck.Port == nil {
if c.HTTPService == nil {
return nil, fmt.Errorf(
"Check '%s' for process group '%s' has no port set and the group has no http_service to take it from",
checkName, processGroup,
)
}
machineCheck.Port = &c.HTTPService.InternalPort
}
mConfig.Checks[checkName] = *machineCheck
}
}
// Env
mConfig.Env = lo.Assign(c.Env)
mConfig.Env["FLY_PROCESS_GROUP"] = processGroup
if c.PrimaryRegion != "" {
mConfig.Env["PRIMARY_REGION"] = c.PrimaryRegion
}
// Statics
mConfig.Statics = nil
for _, s := range c.Statics {
mConfig.Statics = append(mConfig.Statics, &api.Static{
GuestPath: s.GuestPath,
UrlPrefix: s.UrlPrefix,
})
}
// Mounts
mConfig.Mounts = nil
for _, m := range c.Mounts {
mConfig.Mounts = append(mConfig.Mounts, api.MachineMount{
Path: m.Destination,
Name: m.Source,
})
}
// StopConfig
c.tomachineSetStopConfig(mConfig)
// Files
mConfig.Files = nil
machine.MergeFiles(mConfig, c.MergedFiles)
return mConfig, nil
}
func (c *Config) tomachineSetStopConfig(mConfig *api.MachineConfig) error {
mConfig.StopConfig = nil
if c.KillSignal == nil && c.KillTimeout == nil {
return nil
}
mConfig.StopConfig = &api.StopConfig{
Timeout: c.KillTimeout,
Signal: c.KillSignal,
}
return nil
}