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remove_env.go
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remove_env.go
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package service
import (
"encoding/json"
"github.com/eleven-sh/eleven/entities"
"github.com/eleven-sh/eleven/queues"
"github.com/eleven-sh/eleven/stepper"
"github.com/eleven-sh/hetzner-cloud-provider/infrastructure"
"github.com/hetznercloud/hcloud-go/hcloud"
)
func (h *Hetzner) RemoveEnv(
stepper stepper.Stepper,
config *entities.Config,
cluster *entities.Cluster,
env *entities.Env,
) error {
var envInfra *EnvInfrastructure
err := json.Unmarshal([]byte(env.InfrastructureJSON), &envInfra)
if err != nil {
return err
}
hetznerClient := hcloud.NewClient(hcloud.WithToken(h.config.Credentials.APIToken))
envInfraQueue := queues.InfrastructureQueue[*EnvInfrastructure]{}
detachFirewallFromServer := func(infra *EnvInfrastructure) error {
if infra.Firewall == nil || !infra.Firewall.AttachedToServer {
return nil
}
err := infrastructure.DetachFirewallFromServer(
hetznerClient,
infra.Firewall.ID,
infra.Server.ID,
)
if err != nil {
return err
}
infra.Firewall.AttachedToServer = false
return nil
}
envInfraQueue = append(
envInfraQueue,
queues.InfrastructureQueueSteps[*EnvInfrastructure]{
func(*EnvInfrastructure) error {
stepper.StartTemporaryStep("Detaching firewall from server")
return nil
},
detachFirewallFromServer,
},
)
removeServer := func(infra *EnvInfrastructure) error {
if infra.Server == nil {
return nil
}
err := infrastructure.RemoveServer(
hetznerClient,
infra.Server.ID,
)
if err != nil {
return err
}
infra.Server = nil
return nil
}
envInfraQueue = append(
envInfraQueue,
queues.InfrastructureQueueSteps[*EnvInfrastructure]{
func(*EnvInfrastructure) error {
stepper.StartTemporaryStep("Removing the server")
return nil
},
removeServer,
},
)
removeSSHKey := func(infra *EnvInfrastructure) error {
if infra.SSHKey == nil {
return nil
}
err := infrastructure.RemoveSSHKey(
hetznerClient,
infra.SSHKey.ID,
)
if err != nil {
return err
}
infra.SSHKey = nil
return nil
}
removeFirewall := func(infra *EnvInfrastructure) error {
if infra.Firewall == nil {
return nil
}
err := infrastructure.RemoveFirewall(
hetznerClient,
infra.Firewall.ID,
)
if err != nil {
return err
}
infra.Firewall = nil
return nil
}
envInfraQueue = append(
envInfraQueue,
queues.InfrastructureQueueSteps[*EnvInfrastructure]{
func(*EnvInfrastructure) error {
stepper.StartTemporaryStep("Removing the SSH key and the firewall")
return nil
},
removeSSHKey,
removeFirewall,
},
)
err = envInfraQueue.Run(
envInfra,
)
// Env infra could be updated in the queue even
// in case of error (partial infrastructure)
env.SetInfrastructureJSON(envInfra)
return err
}