ioquatix/synco

# Copyright, 2016, by Samuel G. D. Williams. <http://www.codeotaku.com>
# 
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
# 
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
# 
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.

module Synco
    # Depending on how you have things set up, you'll probably want to add
    # %wheel ALL=(root) NOPASSWD: /bin/mount
    # %wheel ALL=(root) NOPASSWD: /bin/umount
    # to /etc/sudoers.d/synco
    module LinuxDisk
        def self.available?(disk_name)
            File.exist?("/dev/disk/by-label/#{disk_name}")
        end
        
        def self.mount(path, disk_name = nil)
            if disk_name
                system("sudo", "mount", "-L", disk_name, path)
            else
                system("sudo", "mount", path)
            end
        end
        
        def self.unmount(path)
            system("sudo", "umount", path)
        end
    end

    module DarwinDisk
        DISKUTIL = "diskutil"
        
        def self.available?(disk_name)
            system(DISKUTIL, "list", disk_name)
        end
        
        def self.mount(path, disk_name = nil)
            disk_name ||= File.basename(path)
            
            system(DISKUTIL, "mount", "-mountPoint", path, disk_name)
        end
        
        def self.unmount(path)
            system(DISKUTIL, "unmount", path)
        end
    end
    
    case RUBY_PLATFORM
    when /darwin/
        Disk = DarwinDisk
    when /linux/
        Disk = LinuxDisk
    end
end