1 files changed, 22 insertions, 0 deletions
diff --git a/password_cmd.go b/password_cmd.go
new file mode 100644
index 0000000..821c8f6
--- /dev/null
+++ b/password_cmd.go
@@ -0,0 +1,22 @@
+package main
+
+import (
+	"os"
+	"os/exec"
+)
+
+// Execute the given string as a shell command and return the resulting output
+func passwordCmd(password_cmd string) (password string, err error) {
+	shell := os.Getenv("SHELL")
+
+	// `Command` requires us to pass shell arguments as parameters to the
+	// function, but we don't know what the arguments are because
+	// `password_cmd` is an arbitrary command. To get around this, we pass the
+	// password command to the current shell to execute.
+	output, err := exec.Command(shell, "-c", password_cmd).Output()
+	if err != nil {
+		return "", err
+	}
+
+	return string(output), nil
+}