78 lines
2.8 KiB
Ruby
78 lines
2.8 KiB
Ruby
require "shellwords"
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require_relative "../../../synced_folders/unix_mount_helpers"
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module VagrantPlugins
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module GuestLinux
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module Cap
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class MountSMBSharedFolder
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extend SyncedFolder::UnixMountHelpers
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def self.mount_smb_shared_folder(machine, name, guestpath, options)
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expanded_guest_path = machine.guest.capability(
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:shell_expand_guest_path, guestpath)
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mount_device = "//#{options[:smb_host]}/#{name}"
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mount_options = options.fetch(:mount_options, [])
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detected_ids = detect_owner_group_ids(machine, guestpath, mount_options, options)
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mount_uid = detected_ids[:uid]
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mount_gid = detected_ids[:gid]
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# If a domain is provided in the username, separate it
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username, domain = (options[:smb_username] || '').split('@', 2)
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smb_password = options[:smb_password]
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options[:mount_options] ||= []
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options[:mount_options] << "sec=ntlm"
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options[:mount_options] << "credentials=/etc/smb_creds_#{name}"
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mount_options = "-o uid=#{mount_uid},gid=#{mount_gid}"
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mount_options += ",#{Array(options[:mount_options]).join(",")}" if options[:mount_options]
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mount_command = "mount -t cifs #{mount_options} #{mount_device} #{expanded_guest_path}"
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# Create the guest path if it doesn't exist
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machine.communicate.sudo("mkdir -p #{expanded_guest_path}")
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# Write the credentials file
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machine.communicate.sudo(<<-SCRIPT)
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cat <<"EOF" >/etc/smb_creds_#{name}
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username=#{username}
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password=#{smb_password}
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#{domain ? "domain=#{domain}" : ""}
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EOF
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chmod 0600 /etc/smb_creds_#{name}
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SCRIPT
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# Attempt to mount the folder. We retry here a few times because
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# it can fail early on.
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begin
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retryable(on: Vagrant::Errors::LinuxMountFailed, tries: 10, sleep: 2) do
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no_such_device = false
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stderr = ""
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status = machine.communicate.sudo(mount_command, error_check: false) do |type, data|
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if type == :stderr
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no_such_device = true if data =~ /No such device/i
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stderr += data.to_s
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end
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end
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if status != 0 || no_such_device
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clean_command = mount_command.gsub(smb_password, "PASSWORDHIDDEN")
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raise Vagrant::Errors::LinuxMountFailed,
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command: clean_command,
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output: stderr
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end
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end
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ensure
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# Always remove credentials file after mounting attempts
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# have been completed
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machine.communicate.sudo("rm /etc/smb_creds_#{name}")
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end
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emit_upstart_notification(machine, expanded_guest_path)
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end
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end
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end
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end
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end
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