nurse/redis/get.go
Peter Kurfer 4c2aa968d2
Implement config reading
- support config file
- support reading checks, server definition and endpoint definitions from env
2022-05-08 11:00:22 +02:00

52 lines
1 KiB
Go

package redis
import (
"context"
"github.com/go-redis/redis/v8"
"github.com/baez90/nurse/check"
"github.com/baez90/nurse/config"
"github.com/baez90/nurse/grammar"
)
var _ check.SystemChecker = (*GetCheck)(nil)
type GetCheck struct {
redis.UniversalClient
validators ValidationChain
Key string
}
func (g GetCheck) Execute(ctx context.Context) error {
cmd := g.Get(ctx, g.Key)
if err := cmd.Err(); err != nil {
return err
}
return g.validators.Validate(cmd)
}
func (g *GetCheck) UnmarshalCheck(c grammar.Check, lookup config.ServerLookup) error {
const serverAndKeyArgsNumber = 2
inst := c.Initiator
if err := grammar.ValidateParameterCount(inst.Params, serverAndKeyArgsNumber); err != nil {
return err
}
var err error
if g.UniversalClient, err = clientFromParam(inst.Params[0], lookup); err != nil {
return err
}
if g.Key, err = inst.Params[1].AsString(); err != nil {
return err
}
if g.validators, err = ValidatorsForFilters(c.Validators); err != nil {
return err
}
return nil
}