started working on migration code.

webapp/backend/pkg/database/migrations/m20201107210306/device.go

@@ -0,0 +1,30 @@
+package m20201107210306
+
+import (
+	"time"
+)
+
+type Device struct {
+	//GORM attributes, see: http://gorm.io/docs/conventions.html
+	CreatedAt time.Time
+	UpdatedAt time.Time
+	DeletedAt *time.Time
+
+	WWN    string `json:"wwn" gorm:"primary_key"`
+	HostId string `json:"host_id"`
+
+	DeviceName     string  `json:"device_name"`
+	Manufacturer   string  `json:"manufacturer"`
+	ModelName      string  `json:"model_name"`
+	InterfaceType  string  `json:"interface_type"`
+	InterfaceSpeed string  `json:"interface_speed"`
+	SerialNumber   string  `json:"serial_number"`
+	Firmware       string  `json:"firmware"`
+	RotationSpeed  int     `json:"rotational_speed"`
+	Capacity       int64   `json:"capacity"`
+	FormFactor     string  `json:"form_factor"`
+	SmartSupport   bool    `json:"smart_support"`
+	DeviceProtocol string  `json:"device_protocol"` //protocol determines which smart attribute types are available (ATA, NVMe, SCSI)
+	DeviceType     string  `json:"device_type"`     //device type is used for querying with -d/t flag, should only be used by collector.
+	SmartResults   []Smart `gorm:"foreignkey:DeviceWWN" json:"smart_results"`
+}

webapp/backend/pkg/database/migrations/m20201107210306/smart.go

@@ -0,0 +1,25 @@
+package m20201107210306
+
+import (
+	"gorm.io/gorm"
+	"time"
+)
+
+type Smart struct {
+	gorm.Model
+
+	DeviceWWN string `json:"device_wwn"`
+	Device    Device `json:"-" gorm:"foreignkey:DeviceWWN"` // use DeviceWWN as foreign key
+
+	TestDate    time.Time `json:"date"`
+	SmartStatus string    `json:"smart_status"` // SmartStatusPassed or SmartStatusFailed
+
+	//Metrics
+	Temp            int64 `json:"temp"`
+	PowerOnHours    int64 `json:"power_on_hours"`
+	PowerCycleCount int64 `json:"power_cycle_count"`
+
+	AtaAttributes  []SmartAtaAttribute  `json:"ata_attributes" gorm:"foreignkey:SmartId"`
+	NvmeAttributes []SmartNvmeAttribute `json:"nvme_attributes" gorm:"foreignkey:SmartId"`
+	ScsiAttributes []SmartScsiAttribute `json:"scsi_attributes" gorm:"foreignkey:SmartId"`
+}

webapp/backend/pkg/database/migrations/m20201107210306/smart_ata_attribute.go

@@ -0,0 +1,25 @@
+package m20201107210306
+
+import "gorm.io/gorm"
+
+type SmartAtaAttribute struct {
+	gorm.Model
+
+	SmartId int    `json:"smart_id"`
+	Smart   Device `json:"-" gorm:"foreignkey:SmartId"` // use SmartId as foreign key
+
+	AttributeId int    `json:"attribute_id"`
+	Name        string `json:"name"`
+	Value       int    `json:"value"`
+	Worst       int    `json:"worst"`
+	Threshold   int    `json:"thresh"`
+	RawValue    int64  `json:"raw_value"`
+	RawString   string `json:"raw_string"`
+	WhenFailed  string `json:"when_failed"`
+
+	TransformedValue int64               `json:"transformed_value"`
+	Status           string              `gorm:"-" json:"status,omitempty"`
+	StatusReason     string              `gorm:"-" json:"status_reason,omitempty"`
+	FailureRate      float64             `gorm:"-" json:"failure_rate,omitempty"`
+	History          []SmartAtaAttribute `gorm:"-" json:"history,omitempty"`
+}

webapp/backend/pkg/database/migrations/m20201107210306/smart_nvme_attribute.go

@@ -0,0 +1,21 @@
+package m20201107210306
+
+import "gorm.io/gorm"
+
+type SmartNvmeAttribute struct {
+	gorm.Model
+
+	SmartId int    `json:"smart_id"`
+	Smart   Device `json:"-" gorm:"foreignkey:SmartId"` // use SmartId as foreign key
+
+	AttributeId string `json:"attribute_id"` //json string from smartctl
+	Name        string `json:"name"`
+	Value       int    `json:"value"`
+	Threshold   int    `json:"thresh"`
+
+	TransformedValue int64                `json:"transformed_value"`
+	Status           string               `gorm:"-" json:"status,omitempty"`
+	StatusReason     string               `gorm:"-" json:"status_reason,omitempty"`
+	FailureRate      float64              `gorm:"-" json:"failure_rate,omitempty"`
+	History          []SmartNvmeAttribute `gorm:"-" json:"history,omitempty"`
+}

webapp/backend/pkg/database/migrations/m20201107210306/smart_scsci_attribute.go

@@ -0,0 +1,21 @@
+package m20201107210306
+
+import "gorm.io/gorm"
+
+type SmartScsiAttribute struct {
+	gorm.Model
+
+	SmartId int    `json:"smart_id"`
+	Smart   Device `json:"-" gorm:"foreignkey:SmartId"` // use SmartId as foreign key
+
+	AttributeId string `json:"attribute_id"` //json string from smartctl
+	Name        string `json:"name"`
+	Value       int    `json:"value"`
+	Threshold   int    `json:"thresh"`
+
+	TransformedValue int64                `json:"transformed_value"`
+	Status           string               `gorm:"-" json:"status,omitempty"`
+	StatusReason     string               `gorm:"-" json:"status_reason,omitempty"`
+	FailureRate      float64              `gorm:"-" json:"failure_rate,omitempty"`
+	History          []SmartScsiAttribute `gorm:"-" json:"history,omitempty"`
+}