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110 lines
3.4 KiB
110 lines
3.4 KiB
package balance
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import (
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"github.com/seaweedfs/seaweedfs/weed/admin/config"
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"github.com/seaweedfs/seaweedfs/weed/worker/tasks/base"
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)
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// Config extends BaseConfig with balance-specific settings
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type Config struct {
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base.BaseConfig
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ImbalanceThreshold float64 `json:"imbalance_threshold"`
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MinServerCount int `json:"min_server_count"`
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}
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// NewDefaultConfig creates a new default balance configuration
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func NewDefaultConfig() *Config {
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return &Config{
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BaseConfig: base.BaseConfig{
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Enabled: true,
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ScanIntervalSeconds: 30 * 60, // 30 minutes
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MaxConcurrent: 1,
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},
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ImbalanceThreshold: 0.2, // 20%
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MinServerCount: 2,
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}
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}
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// GetConfigSpec returns the configuration schema for balance tasks
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func GetConfigSpec() base.ConfigSpec {
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return base.ConfigSpec{
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Fields: []*config.Field{
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{
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Name: "enabled",
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JSONName: "enabled",
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Type: config.FieldTypeBool,
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DefaultValue: true,
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Required: false,
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DisplayName: "Enable Balance Tasks",
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Description: "Whether balance tasks should be automatically created",
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HelpText: "Toggle this to enable or disable automatic balance task generation",
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InputType: "checkbox",
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CSSClasses: "form-check-input",
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},
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{
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Name: "scan_interval_seconds",
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JSONName: "scan_interval_seconds",
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Type: config.FieldTypeInterval,
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DefaultValue: 30 * 60,
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MinValue: 5 * 60,
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MaxValue: 2 * 60 * 60,
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Required: true,
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DisplayName: "Scan Interval",
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Description: "How often to scan for volume distribution imbalances",
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HelpText: "The system will check for volume distribution imbalances at this interval",
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Placeholder: "30",
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Unit: config.UnitMinutes,
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InputType: "interval",
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CSSClasses: "form-control",
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},
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{
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Name: "max_concurrent",
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JSONName: "max_concurrent",
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Type: config.FieldTypeInt,
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DefaultValue: 1,
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MinValue: 1,
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MaxValue: 3,
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Required: true,
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DisplayName: "Max Concurrent Tasks",
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Description: "Maximum number of balance tasks that can run simultaneously",
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HelpText: "Limits the number of balance operations running at the same time",
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Placeholder: "1 (default)",
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Unit: config.UnitCount,
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InputType: "number",
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CSSClasses: "form-control",
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},
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{
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Name: "imbalance_threshold",
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JSONName: "imbalance_threshold",
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Type: config.FieldTypeFloat,
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DefaultValue: 0.2,
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MinValue: 0.05,
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MaxValue: 0.5,
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Required: true,
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DisplayName: "Imbalance Threshold",
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Description: "Minimum imbalance ratio to trigger balancing",
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HelpText: "Volume distribution imbalances above this threshold will trigger balancing",
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Placeholder: "0.20 (20%)",
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Unit: config.UnitNone,
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InputType: "number",
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CSSClasses: "form-control",
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},
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{
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Name: "min_server_count",
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JSONName: "min_server_count",
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Type: config.FieldTypeInt,
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DefaultValue: 2,
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MinValue: 2,
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MaxValue: 10,
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Required: true,
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DisplayName: "Minimum Server Count",
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Description: "Minimum number of servers required for balancing",
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HelpText: "Balancing will only occur if there are at least this many servers",
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Placeholder: "2 (default)",
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Unit: config.UnitCount,
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InputType: "number",
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CSSClasses: "form-control",
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},
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},
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}
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}
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