Added an LDAP search command with some basic searching options

cmd/root.go

@@ -12,7 +12,7 @@ var rootCmd = &cobra.Command{
 	Short: "muldap is Metaunix.net's LDAP management tool",
 	Long:  "LDAP management tool for Metaunix.net user and group resources.",
 	Run: func(cmd *cobra.Command, args []string) {
-		fmt.Println("Metaunix.net LDAP tool - available commands are: version")
+		fmt.Println("Metaunix.net LDAP tool - available commands are: search, version")
 	},
 }
 

cmd/search.go

@@ -0,0 +1,58 @@
+package cmd
+
+import (
+	"fmt"
+	"log"
+
+	"github.com/spf13/cobra"
+	ldap "gopkg.in/ldap.v2"
+)
+
+var (
+	flagBase   string
+	flagFilter string
+	flagIndent int
+)
+
+func init() {
+	// define search command flags
+	searchCmd.Flags().StringVarP(&flagBase, "base", "b", "dc=example,dc=com", "LDAP search base DN")
+	searchCmd.Flags().StringVarP(&flagFilter, "filter", "f", "objectClass=*", "LDAP search filter")
+	searchCmd.Flags().IntVarP(&flagIndent, "indent", "i", 0, "Number of spaces to use while indenting search output")
+
+	// register search command
+	rootCmd.AddCommand(searchCmd)
+}
+
+// define search command
+var searchCmd = &cobra.Command{
+	Use:   "search",
+	Short: "Search an LDAP directory",
+	Long:  `Perform an LDAP search operation on an LDAP directory`,
+	Run: func(cmd *cobra.Command, args []string) {
+		// create new LDAP connection
+		l, err := ldap.Dial("tcp", fmt.Sprintf("%s:%d", "ldap.example.com", 389))
+		if err != nil {
+			log.Fatal(err)
+		}
+		defer l.Close()
+
+		// create a new LDAP search request
+		searchRequest := ldap.NewSearchRequest(
+			flagBase, // The base dn to search
+			ldap.ScopeWholeSubtree, ldap.NeverDerefAliases, 0, 0, false,
+			fmt.Sprintf("(%s)", flagFilter), // The filter to apply
+			nil, // A list attributes to retrieve
+			nil,
+		)
+
+		// perform the LDAP search
+		sr, err := l.Search(searchRequest)
+		if err != nil {
+			log.Fatal(err)
+		}
+
+		// print the results
+		sr.PrettyPrint(flagIndent)
+	},
+}