package runconfig import ( "encoding/json" "github.com/dotcloud/docker/engine" "github.com/dotcloud/docker/nat" "github.com/dotcloud/docker/runtime/execdriver" ) // Note: the Config structure should hold only portable information about the container. // Here, "portable" means "independent from the host we are running on". // Non-portable information *should* appear in HostConfig. type Config struct { Hostname string Domainname string User string Memory int64 // Memory limit (in bytes) MemorySwap int64 // Total memory usage (memory + swap); set `-1' to disable swap CpuShares int64 // CPU shares (relative weight vs. other containers) AttachStdin bool AttachStdout bool AttachStderr bool PortSpecs []string // Deprecated - Can be in the format of 8080/tcp ExposedPorts map[nat.Port]struct{} Tty bool // Attach standard streams to a tty, including stdin if it is not closed. OpenStdin bool // Open stdin StdinOnce bool // If true, close stdin after the 1 attached client disconnects. Env []string Cmd []string Dns []string DnsSearch []string Image string // Name of the image as it was passed by the operator (eg. could be symbolic) Volumes map[string]struct{} VolumesFrom string WorkingDir string Entrypoint []string NetworkDisabled bool OnBuild []string Context execdriver.Context } func ContainerConfigFromJob(job *engine.Job) *Config { var context execdriver.Context val := job.Getenv("Context") if val != "" { if err := json.Unmarshal([]byte(val), &context); err != nil { panic(err) } } config := &Config{ Hostname: job.Getenv("Hostname"), Domainname: job.Getenv("Domainname"), User: job.Getenv("User"), Memory: job.GetenvInt64("Memory"), MemorySwap: job.GetenvInt64("MemorySwap"), CpuShares: job.GetenvInt64("CpuShares"), AttachStdin: job.GetenvBool("AttachStdin"), AttachStdout: job.GetenvBool("AttachStdout"), AttachStderr: job.GetenvBool("AttachStderr"), Tty: job.GetenvBool("Tty"), OpenStdin: job.GetenvBool("OpenStdin"), StdinOnce: job.GetenvBool("StdinOnce"), Image: job.Getenv("Image"), VolumesFrom: job.Getenv("VolumesFrom"), WorkingDir: job.Getenv("WorkingDir"), NetworkDisabled: job.GetenvBool("NetworkDisabled"), Context: context, } job.GetenvJson("ExposedPorts", &config.ExposedPorts) job.GetenvJson("Volumes", &config.Volumes) if PortSpecs := job.GetenvList("PortSpecs"); PortSpecs != nil { config.PortSpecs = PortSpecs } if Env := job.GetenvList("Env"); Env != nil { config.Env = Env } if Cmd := job.GetenvList("Cmd"); Cmd != nil { config.Cmd = Cmd } if Dns := job.GetenvList("Dns"); Dns != nil { config.Dns = Dns } if DnsSearch := job.GetenvList("DnsSearch"); DnsSearch != nil { config.DnsSearch = DnsSearch } if Entrypoint := job.GetenvList("Entrypoint"); Entrypoint != nil { config.Entrypoint = Entrypoint } return config }