forked from phc/cluster-dashboard
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73 lines
2.1 KiB
Go
73 lines
2.1 KiB
Go
package database
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import (
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"time"
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"git.phc.dm.unipi.it/phc/cluster-dashboard/backend/executor"
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"git.phc.dm.unipi.it/phc/cluster-dashboard/backend/model"
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)
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// simpleDB è una implementazione di [database.Database] che tiene giusto una cache in memoria e
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// quando il server viene riavviato perde tutte le statistiche che ha accumulato. Più avanti si
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// potrebbe pensare di scrivere queste informazioni in un file o usare un vero database.
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type simpleDB struct {
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Executor executor.Service
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// lastUpdate tiene traccia di quando abbiamo aggiornato l'ultima volta tutti i dati
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lastUpdate *time.Time
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// Nodes is a map from hostname to node info
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nodes map[string]model.Node
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// Jobs is a map from job id to job info
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jobs map[int]model.Job
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// The following are maps from hostname to a list of sampled temperatures, used memory, used storage space and network upload and download rate.
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temperatureSamples map[string][]model.Sample[float64]
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memorySamples map[string][]model.Sample[int64]
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storageSamples map[string][]model.Sample[int64]
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networkUploadSamples map[string][]model.Sample[int64]
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networkDownloadSamples map[string][]model.Sample[int64]
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}
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func NewSimpleDatabase(ex executor.Service) Database {
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return &simpleDB{Executor: ex}
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}
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func (s *simpleDB) GetNodeStatus(hostname string) (*model.Node, error) {
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panic("todo")
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}
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func (s *simpleDB) GetJobStatus(id int) (*model.Job, error) {
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panic("todo")
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}
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func (s *simpleDB) AllNodes() ([]*model.Node, error) {
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panic("todo")
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}
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func (s *simpleDB) AllJobs() ([]*model.Job, error) {
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panic("todo")
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}
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func (s *simpleDB) QueryTemperatureSamples(from, to time.Time) ([]model.Sample[float64], error) {
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panic("todo")
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}
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func (s *simpleDB) QueryMemorySamples(from, to time.Time) ([]model.Sample[int64], error) {
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panic("todo")
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}
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func (s *simpleDB) QueryStorageSamples(from, to time.Time) ([]model.Sample[int64], error) {
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panic("todo")
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}
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func (s *simpleDB) QueryNetworkUploadSamples(from, to time.Time) ([]model.Sample[int64], error) {
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panic("todo")
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}
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func (s *simpleDB) QueryNetworkDownloadSamples(from, to time.Time) ([]model.Sample[int64], error) {
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panic("todo")
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}
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