adding golangci configuration

Signed-off-by: Navid Yaghoobi <navidys@fedoraproject.org>

.gitignore

@@ -5,6 +5,7 @@
 *.so
 *.dylib
 .vscode/*
+bin/*
 
 # Test binary, built with `go test -c`
 *.test

.golangci.yml

@@ -0,0 +1,16 @@
+run:
+  deadline: 5m
+linters:
+  enable-all: true
+  disable:
+    - golint
+    - maligned
+    - interfacer
+    - scopelint
+    - exhaustivestruct
+linters-settings:
+  errcheck:
+    check-blank: false
+    ignore: fmt:.*
+  nolintlint:
+    require-specific: true

hack/install_golangci.sh

@@ -0,0 +1,23 @@
+#!/usr/bin/env bash
+# code from: https://raw.githubusercontent.com/containers/podman/main/hack/install_golangci.sh
+die() { echo "${1:-No error message given} (from $(basename $0))"; exit 1; }
+
+[ -n "$VERSION" ] || die "\$VERSION is empty or undefined"
+
+function install() {
+    echo "Installing golangci-lint v$VERSION into $BIN"
+    curl -sSfL https://raw.githubusercontent.com/golangci/golangci-lint/master/install.sh | sh -s v$VERSION
+}
+
+BIN="./bin/golangci-lint"
+if [ ! -x "$BIN" ]; then
+	install
+else
+    # Prints its own file name as part of --version output
+    $BIN --version | grep "$VERSION"
+    if [ $? -eq 0 ]; then
+        echo "Using existing $(dirname $BIN)/$($BIN --version)"
+    else
+        install
+    fi
+fi