118 lines
3.6 KiB
Go
118 lines
3.6 KiB
Go
package runtime
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import (
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"context"
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"errors"
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"fmt"
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"slices"
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"github.com/rs/zerolog/log"
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"github.com/traefik/traefik/v3/pkg/config/dynamic"
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"github.com/traefik/traefik/v3/pkg/logs"
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)
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// GetUDPRoutersByEntryPoints returns all the UDP routers by entry points name and routers name.
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func (c *Configuration) GetUDPRoutersByEntryPoints(ctx context.Context, entryPoints []string) map[string]map[string]*UDPRouterInfo {
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entryPointsRouters := make(map[string]map[string]*UDPRouterInfo)
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for rtName, rt := range c.UDPRouters {
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logger := log.Ctx(ctx).With().Str(logs.RouterName, rtName).Logger()
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eps := rt.EntryPoints
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if len(eps) == 0 {
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logger.Debug().Msgf("No entryPoint defined for this router, using the default one(s) instead: %+v", entryPoints)
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eps = entryPoints
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}
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entryPointsCount := 0
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for _, entryPointName := range eps {
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if !slices.Contains(entryPoints, entryPointName) {
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rt.AddError(fmt.Errorf("entryPoint %q doesn't exist", entryPointName), false)
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logger.Error().Str(logs.EntryPointName, entryPointName).
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Msg("EntryPoint doesn't exist")
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continue
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}
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if _, ok := entryPointsRouters[entryPointName]; !ok {
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entryPointsRouters[entryPointName] = make(map[string]*UDPRouterInfo)
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}
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entryPointsCount++
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rt.Using = append(rt.Using, entryPointName)
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entryPointsRouters[entryPointName][rtName] = rt
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}
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if entryPointsCount == 0 {
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rt.AddError(errors.New("no valid entryPoint for this router"), true)
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logger.Error().Msg("No valid entryPoint for this router")
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}
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}
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return entryPointsRouters
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}
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// UDPRouterInfo holds information about a currently running UDP router.
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type UDPRouterInfo struct {
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*dynamic.UDPRouter // dynamic configuration
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Err []string `json:"error,omitempty"` // initialization error
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// Status reports whether the router is disabled, in a warning state, or all good (enabled).
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// If not in "enabled" state, the reason for it should be in the list of Err.
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// It is the caller's responsibility to set the initial status.
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Status string `json:"status,omitempty"`
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Using []string `json:"using,omitempty"` // Effective entry points used by that router.
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}
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// AddError adds err to r.Err, if it does not already exist.
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// If critical is set, r is marked as disabled.
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func (r *UDPRouterInfo) AddError(err error, critical bool) {
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for _, value := range r.Err {
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if value == err.Error() {
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return
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}
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}
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r.Err = append(r.Err, err.Error())
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if critical {
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r.Status = StatusDisabled
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return
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}
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// only set it to "warning" if not already in a worse state
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if r.Status != StatusDisabled {
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r.Status = StatusWarning
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}
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}
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// UDPServiceInfo holds information about a currently running UDP service.
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type UDPServiceInfo struct {
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*dynamic.UDPService // dynamic configuration
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Err []string `json:"error,omitempty"` // initialization error
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// Status reports whether the service is disabled, in a warning state, or all good (enabled).
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// If not in "enabled" state, the reason for it should be in the list of Err.
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// It is the caller's responsibility to set the initial status.
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Status string `json:"status,omitempty"`
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UsedBy []string `json:"usedBy,omitempty"` // list of routers using that service
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}
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// AddError adds err to s.Err, if it does not already exist.
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// If critical is set, s is marked as disabled.
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func (s *UDPServiceInfo) AddError(err error, critical bool) {
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for _, value := range s.Err {
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if value == err.Error() {
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return
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}
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}
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s.Err = append(s.Err, err.Error())
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if critical {
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s.Status = StatusDisabled
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return
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}
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// only set it to "warning" if not already in a worse state
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if s.Status != StatusDisabled {
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s.Status = StatusWarning
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}
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}
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