Merge pull request #298 from alenn-m/master

Added config merge by wildcard

.travis.yml

@@ -7,6 +7,7 @@ go:
 - tip
 
 before_install:
+- go get -u github.com/imdario/mergo
 - go get -u github.com/axw/gocov/gocov
 - go get -u github.com/mattn/goveralls
 - go get -u golang.org/x/tools/cmd/cover

pkg/config/config.go

@@ -4,6 +4,7 @@ import (
 	"bufio"
 	"encoding/json"
 	"fmt"
+	"github.com/imdario/mergo"
 	"io"
 	"io/ioutil"
 	"os"
@@ -378,9 +379,41 @@ func (c *Config) LoadConfig(source io.Reader) error {
 		return err
 	}
 	c.applyMissingNames()
+	c.mergeWildCardEntries()
 	return nil
 }
 
+func (c *Config) mergeWildCardEntries() {
+	for k, host := range c.Hosts {
+		if strings.Contains(k, "*") {
+			continue
+		}
+
+		for key, subHost := range c.Hosts {
+			if strings.Contains(key, "*") {
+				keyParts := strings.Split(key, "*")
+				// if * is in the middle
+				if keyParts[0] != "" && keyParts[1] != "" {
+					// if the wildcard matches
+					if strings.Contains(k, keyParts[0]) && strings.Contains(k, keyParts[1]) {
+						if err := mergo.Merge(host, subHost); err != nil {
+							fmt.Println(err.Error())
+						}
+					}
+				} else {
+					tempKey := strings.Replace(key, "*", "", -1)
+					// if the wildcard matches
+					if strings.Contains(k, tempKey) {
+						if err := mergo.Merge(host, subHost); err != nil {
+							fmt.Println(err.Error())
+						}
+					}
+				}
+			}
+		}
+	}
+}
+
 func (c *Config) applyMissingNames() {
 	for key, host := range c.Hosts {
 		if host == nil {