| package machine |
| |
| import ( |
| "context" |
| "strings" |
| "time" |
| |
| "go.skia.org/infra/go/now" |
| ) |
| |
| // SwarmingDimensions is for de/serializing swarming dimensions: |
| // |
| // https://chromium.googlesource.com/infra/luci/luci-py.git/+doc/master/appengine/swarming/doc/Magic-Values.md#bot-dimensions |
| type SwarmingDimensions map[string][]string |
| |
| // Copy returns a deep copy of the dimensions map. |
| func (s SwarmingDimensions) Copy() SwarmingDimensions { |
| n := make(SwarmingDimensions, len(s)) |
| for k, v := range s { |
| copyValues := make([]string, len(v)) |
| copy(copyValues, v) |
| n[k] = copyValues |
| } |
| return n |
| } |
| |
| func (s SwarmingDimensions) getDimensionValueOrEmptyString(key string) string { |
| if values, ok := s[key]; ok && len(values) > 0 { |
| return values[len(values)-1] |
| } |
| return "" |
| } |
| |
| // AsMetricsTags returns a map that is suitable to pass as tags for a metric. |
| // |
| // If there are multiple values for a key only the most specific value us used. |
| func (s SwarmingDimensions) AsMetricsTags() map[string]string { |
| // Note that all metrics with the same name must have the exact same set of |
| // tag keys so we can't just stuff all the Dimensions into the tags. |
| return map[string]string{ |
| DimID: s.getDimensionValueOrEmptyString(DimID), |
| DimOS: s.getDimensionValueOrEmptyString(DimOS), |
| DimDeviceType: s.getDimensionValueOrEmptyString(DimDeviceType), |
| } |
| } |
| |
| // Well-known swarming dimensions: |
| const ( |
| DimID = "id" |
| DimOS = "os" |
| DimQuarantined = "quarantined" |
| DimDeviceType = "device_type" |
| DimAndroidDevices = "android_devices" |
| DimChromeOSChannel = "chromeos_channel" |
| DimChromeOSMilestone = "chromeos_milestone" |
| DimChromeOSReleaseVersion = "release_version" |
| DimCores = "cores" |
| DimCPU = "cpu" |
| DimGPU = "gpu" |
| |
| BadBatteryLevel = -99 |
| ) |
| |
| // PowerCycleState is the state of powercycling for a single machine. |
| type PowerCycleState string |
| |
| const ( |
| // NotAvailable means powercycling is not available for this machine. This |
| // is the default. |
| NotAvailable PowerCycleState = "not_available" |
| |
| // Available means powercycling is available for this machine. |
| Available PowerCycleState = "available" |
| |
| // InError means that powercycle should be available, but an error has |
| // occurred on powercycle_server, likely it failed to connect to the power |
| // cycle device, aka the POE switch, or the PD. |
| InError PowerCycleState = "in_error" |
| ) |
| |
| var AllPowerCycleStates = []PowerCycleState{NotAvailable, Available, InError} |
| |
| // AttachedDevice is what kind of mobile device, if any, we expect to find attached to the test machine. |
| type AttachedDevice string |
| |
| const ( |
| // AttachedDeviceNone means no device is attached. Used for all non-mobile |
| // test machines, like Windows boxes, as well as Raspberry Pis that have no |
| // device attached yet. |
| AttachedDeviceNone AttachedDevice = "nodevice" |
| |
| // AttachedDeviceAdb means an Android device, or anything else that |
| // understands adb. |
| AttachedDeviceAdb AttachedDevice = "adb" |
| |
| // AttachedDeviceIOS means an iOS device, or anything else that we talk to |
| // using idevice* commands. |
| AttachedDeviceIOS AttachedDevice = "ios" |
| |
| // AttachedDeviceSSH means a ChromeOS device, or any other device we |
| // interact with via SSH. |
| AttachedDeviceSSH AttachedDevice = "ssh" |
| ) |
| |
| var AllAttachedDevices = []AttachedDevice{AttachedDeviceNone, AttachedDeviceAdb, AttachedDeviceIOS, AttachedDeviceSSH} |
| |
| // Annotation represents a timestamped message. |
| type Annotation struct { |
| Message string |
| User string |
| Timestamp time.Time |
| } |
| |
| // Description is the current state of a single machine. |
| type Description struct { |
| // MaintenanceMode is non-empy if someone manually puts the machine into |
| // this mode. The value will be the user's email address and the date of the |
| // change. |
| MaintenanceMode string |
| |
| // IsQuarantined is true if the machine has failed too many tasks and should |
| // stop running tasks pending user intervention. Recipes/Task Drivers can |
| // write a $HOME/${SWARMING_BOT_ID}.quarantined file to move a machine into |
| // quarantined mode. |
| IsQuarantined bool |
| |
| // Recovering is a non-empty string if test_machine_monitor detects the |
| // device is too hot, or low on charge. The value is a description of what |
| // is recovering. |
| Recovering string |
| |
| // AttachedDevice defines the kind of device attached to this test machine, |
| // if any. |
| AttachedDevice AttachedDevice |
| |
| // Annotation is used to record the most recent non-user change to Description. |
| // For example, if the device battery is too low, this will be set automatically. |
| // This will be in addition to the normal auditlog of user actions: |
| // https://pkg.go.dev/go.skia.org/infra/go/auditlog?tab=doc |
| Annotation Annotation |
| |
| // Note is a user authored message on the state of a machine. |
| Note Annotation |
| |
| // Version of test_machine_monitor being run. |
| Version string |
| |
| // PowerCycle is true if the machine needs to be power-cycled. |
| PowerCycle bool |
| |
| // PowerCycleState is the state of power cycling availability for this |
| // machine. |
| PowerCycleState PowerCycleState |
| |
| LastUpdated time.Time |
| Battery int // Charge as an integer percent, e.g. 50% = 50. |
| Temperature map[string]float64 // In Celsius. |
| RunningSwarmingTask bool |
| LaunchedSwarming bool // True if test_machine_monitor launched Swarming. |
| RecoveryStart time.Time // When did the machine start being in recovery mode. |
| // DeviceUptime is how long the attached device has been up. It is measured in seconds. |
| DeviceUptime int32 |
| |
| // SSHUserIP, for example, "root@skia-sparky360-03" indicates we should connect to the |
| // given ChromeOS device at that username and ip/hostname. |
| SSHUserIP string |
| |
| // SuppliedDimensions are dimensions that we, the humans, supply because they are difficult |
| // for the automated system to gather. These are used only for ChromeOS devices, which don't |
| // readily report their CPU and GPU. |
| SuppliedDimensions SwarmingDimensions |
| |
| // Dimensions describe what hardware/software this machine has and informs what tasks |
| // it can run. |
| Dimensions SwarmingDimensions |
| } |
| |
| // IsRecovering returns true if the machine is recoving, i.e. has a non-empty Recovering message. |
| func (d Description) IsRecovering() bool { |
| return d.Recovering != "" |
| } |
| |
| // InMaintenanceMode returns true if the machine is in maintenance mode, i.e. has a non-empty MaintenanceMode message. |
| func (d Description) InMaintenanceMode() bool { |
| return d.MaintenanceMode != "" |
| } |
| |
| // SetSwarmingQuarantinedMessage sets the Swarming Dimensions to reflect the |
| // full quarantined state. Returns true if the machine is quarantined. |
| func SetSwarmingQuarantinedMessage(d *Description) bool { |
| parts := []string{} |
| if d.InMaintenanceMode() { |
| parts = append(parts, "Maintenance: "+d.MaintenanceMode) |
| } |
| if d.IsQuarantined { |
| parts = append(parts, "Forced Quarantine") |
| } |
| if d.IsRecovering() { |
| parts = append(parts, "Recovering: "+d.Recovering) |
| } |
| msg := strings.Join(parts, ", ") |
| |
| delete(d.Dimensions, DimQuarantined) |
| if msg != "" { |
| d.Dimensions[DimQuarantined] = []string{msg} |
| return true |
| } |
| return false |
| } |
| |
| // NewDescription returns a new Description instance. It describes an available machine with no |
| // known dimensions. |
| func NewDescription(ctx context.Context) Description { |
| return Description{ |
| AttachedDevice: AttachedDeviceNone, |
| Dimensions: SwarmingDimensions{}, |
| LastUpdated: now.Now(ctx), |
| } |
| } |
| |
| // Copy returns a deep copy of Description. |
| func (d Description) Copy() Description { |
| ret := d |
| ret.Dimensions = d.Dimensions.Copy() |
| ret.SuppliedDimensions = d.SuppliedDimensions.Copy() |
| ret.Temperature = map[string]float64{} |
| for k, v := range d.Temperature { |
| ret.Temperature[k] = v |
| } |
| return ret |
| } |
| |
| // EventType is the type of update we got from the machine. |
| type EventType string |
| |
| const ( |
| // EventTypeRawState means the raw state from test_machine_monitor has been |
| // updated. |
| EventTypeRawState EventType = "raw_state" |
| ) |
| |
| // Android contains the raw results from interrogating an Android device. |
| type Android struct { |
| GetProp string `json:"getprop"` |
| DumpsysBattery string `json:"dumpsys_battery"` |
| DumpsysThermalService string `json:"dumpsys_thermal_service"` |
| // A positive Uptime indicates there is an Android device attached to the host. |
| Uptime time.Duration `json:"uptime"` |
| } |
| |
| // IsPopulated returns whether the Android subevent record has been filled out, indicating that an |
| // Android device is attached. |
| func (a *Android) IsPopulated() bool { |
| return a.Uptime > 0 |
| } |
| |
| // Host is information about the host machine. |
| type Host struct { |
| // Name is the machine id, from SWARMING_BOT_ID environment variable or hostname(). |
| Name string `json:"name"` |
| |
| // Version of test_machine_monitor being run. |
| Version string `json:"version"` |
| |
| // StartTime is when the test_machine_monitor started running. |
| StartTime time.Time `json:"start_time"` |
| } |
| |
| // ChromeOS encapsulates the information reported by a ChromeOS machine. |
| type ChromeOS struct { |
| Channel string `json:"channel"` |
| Milestone string `json:"milestone"` |
| ReleaseVersion string `json:"release_version"` |
| // A positive Uptime indicates there is an ChromeOS device attached to the host. |
| Uptime time.Duration `json:"uptime"` |
| } |
| |
| // IsPopulated returns whether the ChromeOS subevent record has been filled out, implying that the |
| // machine from which the event originated drives tests on a ChromeOS device. |
| func (c *ChromeOS) IsPopulated() bool { |
| return c.Uptime > 0 |
| } |
| |
| type IOS struct { |
| OSVersion string `json:"version"` // e.g. "13.3.1". "" if it couldn't be detected. |
| DeviceType string `json:"device_type"` // e.g. "iPhone10,1" |
| Battery int `json:"battery"` // as integer percent, or BadBatteryLevel |
| } |
| |
| // IsPopulated returns whether the IOS subevent record has been filled out, implying an attached iOS |
| // device. |
| func (i *IOS) IsPopulated() bool { |
| return i.DeviceType != "" |
| } |
| |
| // Standalone represents the Swarming-style dimensions of a test machine that runs tests on itself, |
| // not on some attached device. |
| // |
| // We may merge this into Host later, once we get consistent about dimensions referring to either |
| // the host or the attached device. Right now, they're a mix. Having Standalone makes it more |
| // obvious, in the processor flow control, which dimension values take precedence. |
| type Standalone struct { |
| // Number of CPU cores: |
| Cores int `json:"cores"` |
| |
| // Model of CPU, e.g. "arm64-64-Apple_M1" or "x86-64", in various precisions, e.g. "x86", |
| // "x86-64", "x86-64-i7-9750H": |
| CPUs []string `json:"cpus"` |
| |
| // Model of GPU, e.g. "1002:6821-4.0.20-3.2.8" or "8086:591e", in various precisions: |
| GPUs []string `json:"gpus"` |
| |
| // OS version in various previsions, e.g. ["Mac-10", "Mac-10.15", "Mac-10.15.7"]: |
| OSVersions []string `json:"os_versions"` |
| } |
| |
| // IsPopulated returns whether the Standalone subevent record is filled out, which is the case iff a |
| // host is explicitly marked as having no device in the machineserver UI. IsPopulated does not |
| // return true when a device merely falls off a host accidentally. |
| func (s *Standalone) IsPopulated() bool { |
| return s.Cores > 0 |
| } |
| |
| // Event is the information a machine should send via Source when its local state has changed. |
| type Event struct { |
| EventType EventType `json:"type"` |
| Android Android `json:"android"` |
| ChromeOS ChromeOS `json:"chromeos"` |
| IOS IOS `json:"ios"` |
| Standalone Standalone `json:"standalone"` |
| Host Host `json:"host"` |
| RunningSwarmingTask bool `json:"running_swarming_task"` |
| |
| // ForcedQuarantine is true if a TaskDriver or Recipe wrote a file $HOME/${MACHINE_ID}.force_quarantine. |
| ForcedQuarantine bool `json:"forced_quarantine"` |
| |
| // LaunchedSwarming is true if test_machine_monitor launched Swarming. |
| LaunchedSwarming bool `json:"launched_swarming"` |
| } |
| |
| // NewEvent returns a new Event instance. |
| func NewEvent() Event { |
| return Event{ |
| EventType: EventTypeRawState, |
| } |
| } |