fix: missing error handling

.golangci.yml

@@ -81,6 +81,7 @@ linters-settings:
           - github.com/go-chi/httplog/v2
           - github.com/go-chi/chi/v5
           - github.com/urfave/cli/v2
+          - github.com/hashicorp/go-multierror
 
 issues:
   max-same-issues: 0 # unlimited

go.mod

@@ -9,6 +9,7 @@ require (
 	github.com/go-chi/chi/v5 v5.0.12
 	github.com/go-chi/httplog/v2 v2.0.9
 	github.com/go-http-utils/headers v0.0.0-20181008091004-fed159eddc2a
+	github.com/hashicorp/go-multierror v1.1.1
 	github.com/pkg/errors v0.9.1
 	github.com/prometheus/client_golang v1.18.0
 	github.com/stretchr/testify v1.8.4
@@ -26,6 +27,7 @@ require (
 	github.com/deckarep/golang-set/v2 v2.6.0 // indirect
 	github.com/go-ole/go-ole v1.3.0 // indirect
 	github.com/gorilla/websocket v1.5.1 // indirect
+	github.com/hashicorp/errwrap v1.0.0 // indirect
 	github.com/holiman/uint256 v1.2.4 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/prometheus/client_model v0.5.0 // indirect

go.sum

@@ -45,6 +45,10 @@ github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
 github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
 github.com/gorilla/websocket v1.5.1 h1:gmztn0JnHVt9JZquRuzLw3g4wouNVzKL15iLr/zn/QY=
 github.com/gorilla/websocket v1.5.1/go.mod h1:x3kM2JMyaluk02fnUJpQuwD2dCS5NDG2ZHL0uE0tcaY=
+github.com/hashicorp/errwrap v1.0.0 h1:hLrqtEDnRye3+sgx6z4qVLNuviH3MR5aQ0ykNJa/UYA=
+github.com/hashicorp/errwrap v1.0.0/go.mod h1:YH+1FKiLXxHSkmPseP+kNlulaMuP3n2brvKWEqk/Jc4=
+github.com/hashicorp/go-multierror v1.1.1 h1:H5DkEtf6CXdFp0N0Em5UCwQpXMWke8IA0+lD48awMYo=
+github.com/hashicorp/go-multierror v1.1.1/go.mod h1:iw975J/qwKPdAO1clOe2L8331t/9/fmwbPZ6JB6eMoM=
 github.com/holiman/uint256 v1.2.4 h1:jUc4Nk8fm9jZabQuqr2JzednajVmBpC+oiTiXZJEApU=
 github.com/holiman/uint256 v1.2.4/go.mod h1:EOMSn4q6Nyt9P6efbI3bueV4e1b3dGlUCXeiRV4ng7E=
 github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE=

internal/proxy/healthcheckmanager.go

@@ -2,10 +2,12 @@ package proxy
 
 import (
 	"context"
+	"fmt"
 	"log/slog"
 	"strconv"
 	"time"
 
+	"github.com/hashicorp/go-multierror"
 	"github.com/prometheus/client_golang/prometheus"
 	"github.com/prometheus/client_golang/prometheus/promauto"
 )
@@ -83,7 +85,7 @@ func NewHealthCheckManager(config HealthCheckManagerConfig) (*HealthCheckManager
 }
 
 func (h *HealthCheckManager) runLoop(c context.Context) error {
-	ticker := time.NewTicker(1 * time.Second)
+	ticker := time.NewTicker(time.Second * 1)
 	defer ticker.Stop()
 
 	for {
@@ -129,12 +131,14 @@ func (h *HealthCheckManager) Start(c context.Context) error {
 }
 
 func (h *HealthCheckManager) Stop(c context.Context) error {
+	var errs error
+
 	for _, hc := range h.hcs {
 		err := hc.Stop(c)
 		if err != nil {
-			h.logger.Error("could not stop health check manager", "error", err)
+			errs = multierror.Append(errs, fmt.Errorf("healthcheckManager.Stop error: %w", err))
 		}
 	}
 
-	return nil
+	return errs
 }