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https://github.com/sablierapp/sablier.git
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fad97d7901
* fix(provider): add debug logging Add a bunch of debug logging calls * return a swarm service pointer * revert to service list with status true * change trace to debug * --no-verify
56 lines
2.2 KiB
Go
56 lines
2.2 KiB
Go
package docker
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import (
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"context"
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"fmt"
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"log/slog"
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"github.com/docker/docker/api/types/container"
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"github.com/sablierapp/sablier/pkg/sablier"
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)
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func (p *Provider) InstanceInspect(ctx context.Context, name string) (sablier.InstanceInfo, error) {
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spec, err := p.Client.ContainerInspect(ctx, name)
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if err != nil {
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return sablier.InstanceInfo{}, fmt.Errorf("cannot inspect container: %w", err)
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}
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p.l.DebugContext(ctx, "container inspected", slog.String("container", name), slog.String("status", spec.State.Status), slog.String("health", healthStatus(spec.State.Health)))
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// "created", "running", "paused", "restarting", "removing", "exited", or "dead"
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switch spec.State.Status {
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case "created", "paused", "restarting", "removing":
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return sablier.NotReadyInstanceState(name, 0, p.desiredReplicas), nil
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case "running":
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if spec.State.Health != nil {
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// // "starting", "healthy" or "unhealthy"
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if spec.State.Health.Status == "healthy" {
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return sablier.ReadyInstanceState(name, p.desiredReplicas), nil
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} else if spec.State.Health.Status == "unhealthy" {
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return sablier.UnrecoverableInstanceState(name, "container is unhealthy", p.desiredReplicas), nil
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} else {
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return sablier.NotReadyInstanceState(name, 0, p.desiredReplicas), nil
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}
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}
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p.l.WarnContext(ctx, "container running without healthcheck, you should define a healthcheck on your container so that Sablier properly detects when the container is ready to handle requests.", slog.String("container", name))
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return sablier.ReadyInstanceState(name, p.desiredReplicas), nil
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case "exited":
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if spec.State.ExitCode != 0 {
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return sablier.UnrecoverableInstanceState(name, fmt.Sprintf("container exited with code \"%d\"", spec.State.ExitCode), p.desiredReplicas), nil
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}
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return sablier.NotReadyInstanceState(name, 0, p.desiredReplicas), nil
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case "dead":
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return sablier.UnrecoverableInstanceState(name, "container in \"dead\" state cannot be restarted", p.desiredReplicas), nil
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default:
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return sablier.UnrecoverableInstanceState(name, fmt.Sprintf("container status \"%s\" not handled", spec.State.Status), p.desiredReplicas), nil
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}
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}
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func healthStatus(health *container.Health) string {
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if health == nil {
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return "no healthcheck defined"
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}
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return health.Status
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}
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