feat(command): add ACL commands, validate module categories exist (#3262)

* add ACL{SetUser,DelUser,List} commands

* test presence of categories in acl cat

* code cleanup

* add basic acl tests

* add acl modules tests

* reset acl log before test

* refactor acl tests

* fix clientkillbyage test

Author: ndyakov

acl_commands.go

@@ -4,8 +4,20 @@ import "context"
 
 type ACLCmdable interface {
 	ACLDryRun(ctx context.Context, username string, command ...interface{}) *StringCmd
+
 	ACLLog(ctx context.Context, count int64) *ACLLogCmd
 	ACLLogReset(ctx context.Context) *StatusCmd
+
+	ACLSetUser(ctx context.Context, username string, rules ...string) *StatusCmd
+	ACLDelUser(ctx context.Context, username string) *IntCmd
+	ACLList(ctx context.Context) *StringSliceCmd
+
+	ACLCat(ctx context.Context) *StringSliceCmd
+	ACLCatArgs(ctx context.Context, options *ACLCatArgs) *StringSliceCmd
+}
+
+type ACLCatArgs struct {
+	Category string
 }
 
 func (c cmdable) ACLDryRun(ctx context.Context, username string, command ...interface{}) *StringCmd {
@@ -33,3 +45,45 @@ func (c cmdable) ACLLogReset(ctx context.Context) *StatusCmd {
 	_ = c(ctx, cmd)
 	return cmd
 }
+
+func (c cmdable) ACLDelUser(ctx context.Context, username string) *IntCmd {
+	cmd := NewIntCmd(ctx, "acl", "deluser", username)
+	_ = c(ctx, cmd)
+	return cmd
+}
+
+func (c cmdable) ACLSetUser(ctx context.Context, username string, rules ...string) *StatusCmd {
+	args := make([]interface{}, 3+len(rules))
+	args[0] = "acl"
+	args[1] = "setuser"
+	args[2] = username
+	for i, rule := range rules {
+		args[i+3] = rule
+	}
+	cmd := NewStatusCmd(ctx, args...)
+	_ = c(ctx, cmd)
+	return cmd
+}
+
+func (c cmdable) ACLList(ctx context.Context) *StringSliceCmd {
+	cmd := NewStringSliceCmd(ctx, "acl", "list")
+	_ = c(ctx, cmd)
+	return cmd
+}
+
+func (c cmdable) ACLCat(ctx context.Context) *StringSliceCmd {
+	cmd := NewStringSliceCmd(ctx, "acl", "cat")
+	_ = c(ctx, cmd)
+	return cmd
+}
+
+func (c cmdable) ACLCatArgs(ctx context.Context, options *ACLCatArgs) *StringSliceCmd {
+	// if there is a category passed, build new cmd, if there isn't - use the ACLCat method
+	if options != nil && options.Category != "" {
+		cmd := NewStringSliceCmd(ctx, "acl", "cat", options.Category)
+		_ = c(ctx, cmd)
+		return cmd
+	}
+
+	return c.ACLCat(ctx)
+}