chore: update linting configuration, remove deprecated linters and al…

…ign with GoKoala config

.golangci.yml

@@ -16,10 +16,11 @@ issues:
       linters:
         - bodyclose
         - dupl
+        - dogsled
         - funlen
 
 output:
-  format: colored-line-number
+  formats: colored-line-number
   print-issued-lines: true
   print-linter-name: true
 
@@ -37,11 +38,15 @@ linters-settings:
     skip-tests: true
   funlen:
     lines: 100
-  gomoddirectives:
-    replace-allow-list:
-      - github.com/abbot/go-http-auth  # https://github.com/traefik/traefik/issues/6873#issuecomment-637654361
   nestif:
     min-complexity: 6
+  forbidigo:
+    forbid:
+      - http\.NotFound.*  # return RFC 7807 problem details instead
+      - http\.Error.*  # return RFC 7807 problem details instead
+  gomoddirectives:
+    replace-allow-list:
+      - github.com/abbot/go-http-auth
 
 linters:
   disable-all: true
@@ -62,23 +67,28 @@ linters:
     - cyclop  # checks function and package cyclomatic complexity
     - dupl  # tool for code clone detection
     - durationcheck  # checks for two durations multiplied together
+    - dogsled  # find assignments/declarations with too many blank identifiers
     - errname  # checks that sentinel errors are prefixed with the Err and error types are suffixed with the Error
     - errorlint  # finds code that will cause problems with the error wrapping scheme introduced in Go 1.13
-    - execinquery  # checks query string in Query function which reads your Go src files and warning it finds
     - exhaustive  # checks exhaustiveness of enum switch statements
-    - exportloopref  # checks for pointers to enclosing loop variables
+    - exptostd  # detects functions from golang.org/x/exp/ that can be replaced by std functions
+    - copyloopvar  # checks for pointers to enclosing loop variables
+    - fatcontext  # detects nested contexts in loops and function literals
     - forbidigo  # forbids identifiers
     - funlen  # tool for detection of long functions
     - gocheckcompilerdirectives  # validates go compiler directive comments (//go:)
     - goconst  # finds repeated strings that could be replaced by a constant
     - gocritic  # provides diagnostics that check for bugs, performance and style issues
+    - gofmt  # checks if the code is formatted according to 'gofmt' command
     - goimports  # in addition to fixing imports, goimports also formats your code in the same style as gofmt
     - gomoddirectives  # manages the use of 'replace', 'retract', and 'excludes' directives in go.mod
     - gomodguard  # allow and block lists linter for direct Go module dependencies. This is different from depguard where there are different block types for example version constraints and module recommendations
     - goprintffuncname  # checks that printf-like functions are named with f at the end
     - gosec  # inspects source code for security problems
     - loggercheck  # checks key value pairs for common logger libraries (kitlog,klog,logr,zap)
     - makezero  # finds slice declarations with non-zero initial length
+    - mirror  # reports wrong mirror patterns of bytes/strings usage
+    - misspell  # finds commonly misspelled English words
     - nakedret  # finds naked returns in functions greater than a specified function length
     - nestif  # reports deeply nested if statements
     - nilerr  # finds the code that returns nil even if it checks that the error is not nil
@@ -92,7 +102,8 @@ linters:
     - rowserrcheck  # checks whether Err of rows is checked successfully
     - sqlclosecheck  # checks that sql.Rows and sql.Stmt are closed
     - sloglint  # A Go linter that ensures consistent code style when using log/slog
-    - tenv  # detects using os.Setenv instead of t.Setenv since Go1.17
+    - tagliatelle  # checks the struct tags.
+    - usetesting  # detects using os.Setenv instead of t.Setenv since Go1.17
     - testableexamples  # checks if examples are testable (have an expected output)
     - tparallel  # detects inappropriate usage of t.Parallel() method in your Go test codes
     - unconvert  # removes unnecessary type conversions

internal/model/check.go

@@ -29,9 +29,9 @@ type UptimeCheck struct {
 	Name              string            `json:"name"`
 	URL               string            `json:"url"`
 	Tags              []string          `json:"tags"`
-	RequestHeaders    map[string]string `json:"request_headers"`
-	StringContains    string            `json:"string_contains"`
-	StringNotContains string            `json:"string_not_contains"`
+	RequestHeaders    map[string]string `json:"request_headers"`     //nolint:tagliatelle // grandfathered in
+	StringContains    string            `json:"string_contains"`     //nolint:tagliatelle // grandfathered in
+	StringNotContains string            `json:"string_not_contains"` //nolint:tagliatelle // grandfathered in
 }
 
 func NewUptimeCheck(ingressName string, annotations map[string]string) (*UptimeCheck, error) {