mirror of https://github.com/coder/coder.git
212 lines
6.4 KiB
Go
212 lines
6.4 KiB
Go
package healthcheck
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import (
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"context"
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"sync"
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"time"
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"github.com/coder/coder/v2/buildinfo"
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"github.com/coder/coder/v2/coderd/healthcheck/derphealth"
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"github.com/coder/coder/v2/coderd/healthcheck/health"
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"github.com/coder/coder/v2/coderd/util/ptr"
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"github.com/coder/coder/v2/codersdk/healthsdk"
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)
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type Checker interface {
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DERP(ctx context.Context, opts *derphealth.ReportOptions) healthsdk.DERPHealthReport
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AccessURL(ctx context.Context, opts *AccessURLReportOptions) healthsdk.AccessURLReport
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Websocket(ctx context.Context, opts *WebsocketReportOptions) healthsdk.WebsocketReport
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Database(ctx context.Context, opts *DatabaseReportOptions) healthsdk.DatabaseReport
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WorkspaceProxy(ctx context.Context, opts *WorkspaceProxyReportOptions) healthsdk.WorkspaceProxyReport
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ProvisionerDaemons(ctx context.Context, opts *ProvisionerDaemonsReportDeps) healthsdk.ProvisionerDaemonsReport
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}
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type ReportOptions struct {
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AccessURL AccessURLReportOptions
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Database DatabaseReportOptions
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DerpHealth derphealth.ReportOptions
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Websocket WebsocketReportOptions
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WorkspaceProxy WorkspaceProxyReportOptions
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ProvisionerDaemons ProvisionerDaemonsReportDeps
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Checker Checker
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}
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type defaultChecker struct{}
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func (defaultChecker) DERP(ctx context.Context, opts *derphealth.ReportOptions) healthsdk.DERPHealthReport {
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var report derphealth.Report
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report.Run(ctx, opts)
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return healthsdk.DERPHealthReport(report)
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}
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func (defaultChecker) AccessURL(ctx context.Context, opts *AccessURLReportOptions) healthsdk.AccessURLReport {
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var report AccessURLReport
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report.Run(ctx, opts)
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return healthsdk.AccessURLReport(report)
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}
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func (defaultChecker) Websocket(ctx context.Context, opts *WebsocketReportOptions) healthsdk.WebsocketReport {
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var report WebsocketReport
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report.Run(ctx, opts)
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return healthsdk.WebsocketReport(report)
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}
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func (defaultChecker) Database(ctx context.Context, opts *DatabaseReportOptions) healthsdk.DatabaseReport {
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var report DatabaseReport
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report.Run(ctx, opts)
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return healthsdk.DatabaseReport(report)
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}
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func (defaultChecker) WorkspaceProxy(ctx context.Context, opts *WorkspaceProxyReportOptions) healthsdk.WorkspaceProxyReport {
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var report WorkspaceProxyReport
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report.Run(ctx, opts)
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return healthsdk.WorkspaceProxyReport(report)
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}
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func (defaultChecker) ProvisionerDaemons(ctx context.Context, opts *ProvisionerDaemonsReportDeps) healthsdk.ProvisionerDaemonsReport {
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var report ProvisionerDaemonsReport
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report.Run(ctx, opts)
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return healthsdk.ProvisionerDaemonsReport(report)
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}
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func Run(ctx context.Context, opts *ReportOptions) *healthsdk.HealthcheckReport {
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var (
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wg sync.WaitGroup
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report healthsdk.HealthcheckReport
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)
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if opts.Checker == nil {
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opts.Checker = defaultChecker{}
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}
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wg.Add(1)
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go func() {
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defer wg.Done()
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defer func() {
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if err := recover(); err != nil {
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report.DERP.Error = health.Errorf(health.CodeUnknown, "derp report panic: %s", err)
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}
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}()
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report.DERP = opts.Checker.DERP(ctx, &opts.DerpHealth)
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}()
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wg.Add(1)
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go func() {
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defer wg.Done()
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defer func() {
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if err := recover(); err != nil {
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report.AccessURL.Error = health.Errorf(health.CodeUnknown, "access url report panic: %s", err)
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}
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}()
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report.AccessURL = opts.Checker.AccessURL(ctx, &opts.AccessURL)
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}()
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wg.Add(1)
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go func() {
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defer wg.Done()
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defer func() {
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if err := recover(); err != nil {
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report.Websocket.Error = health.Errorf(health.CodeUnknown, "websocket report panic: %s", err)
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}
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}()
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report.Websocket = opts.Checker.Websocket(ctx, &opts.Websocket)
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}()
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wg.Add(1)
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go func() {
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defer wg.Done()
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defer func() {
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if err := recover(); err != nil {
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report.Database.Error = health.Errorf(health.CodeUnknown, "database report panic: %s", err)
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}
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}()
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report.Database = opts.Checker.Database(ctx, &opts.Database)
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}()
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wg.Add(1)
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go func() {
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defer wg.Done()
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defer func() {
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if err := recover(); err != nil {
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report.WorkspaceProxy.Error = health.Errorf(health.CodeUnknown, "proxy report panic: %s", err)
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}
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}()
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report.WorkspaceProxy = opts.Checker.WorkspaceProxy(ctx, &opts.WorkspaceProxy)
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}()
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wg.Add(1)
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go func() {
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defer wg.Done()
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defer func() {
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if err := recover(); err != nil {
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report.ProvisionerDaemons.Error = health.Errorf(health.CodeUnknown, "provisioner daemon report panic: %s", err)
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}
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}()
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report.ProvisionerDaemons = opts.Checker.ProvisionerDaemons(ctx, &opts.ProvisionerDaemons)
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}()
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report.CoderVersion = buildinfo.Version()
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wg.Wait()
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report.Time = time.Now()
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report.FailingSections = []healthsdk.HealthSection{}
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if report.DERP.Severity.Value() > health.SeverityWarning.Value() {
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report.FailingSections = append(report.FailingSections, healthsdk.HealthSectionDERP)
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}
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if report.AccessURL.Severity.Value() > health.SeverityOK.Value() {
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report.FailingSections = append(report.FailingSections, healthsdk.HealthSectionAccessURL)
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}
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if report.Websocket.Severity.Value() > health.SeverityWarning.Value() {
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report.FailingSections = append(report.FailingSections, healthsdk.HealthSectionWebsocket)
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}
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if report.Database.Severity.Value() > health.SeverityWarning.Value() {
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report.FailingSections = append(report.FailingSections, healthsdk.HealthSectionDatabase)
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}
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if report.WorkspaceProxy.Severity.Value() > health.SeverityWarning.Value() {
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report.FailingSections = append(report.FailingSections, healthsdk.HealthSectionWorkspaceProxy)
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}
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if report.ProvisionerDaemons.Severity.Value() > health.SeverityWarning.Value() {
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report.FailingSections = append(report.FailingSections, healthsdk.HealthSectionProvisionerDaemons)
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}
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report.Healthy = len(report.FailingSections) == 0
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// Review healthcheck sub-reports.
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report.Severity = health.SeverityOK
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if report.DERP.Severity.Value() > report.Severity.Value() {
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report.Severity = report.DERP.Severity
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}
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if report.AccessURL.Severity.Value() > report.Severity.Value() {
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report.Severity = report.AccessURL.Severity
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}
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if report.Websocket.Severity.Value() > report.Severity.Value() {
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report.Severity = report.Websocket.Severity
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}
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if report.Database.Severity.Value() > report.Severity.Value() {
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report.Severity = report.Database.Severity
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}
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if report.WorkspaceProxy.Severity.Value() > report.Severity.Value() {
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report.Severity = report.WorkspaceProxy.Severity
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}
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if report.ProvisionerDaemons.Severity.Value() > report.Severity.Value() {
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report.Severity = report.ProvisionerDaemons.Severity
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}
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return &report
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}
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func convertError(err error) *string {
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if err != nil {
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return ptr.Ref(err.Error())
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}
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return nil
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}
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