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synced_folder: factor out forward mount functions
Put them in their own file to make way for us doing the same thing with reverse mount functions.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,116 @@ | ||
| require "log4r" | ||
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| require "vagrant/util/platform" | ||
| require "vagrant/util/which" | ||
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| module VagrantPlugins | ||
| module SyncedFolderSSHFS | ||
| class SyncedFolder < Vagrant.plugin("2", :synced_folder) | ||
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| protected | ||
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| # Do a forward mount: mounting host folder into the guest | ||
| def do_forward_mount(machine, opts) | ||
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| # Check to see if sshfs software is in the guest | ||
| if machine.guest.capability?(:sshfs_installed) | ||
| if !machine.guest.capability(:sshfs_installed) | ||
| can_install = machine.guest.capability?(:sshfs_install) | ||
| if !can_install | ||
| raise VagrantPlugins::SyncedFolderSSHFS::Errors::SSHFSNotInstalledInGuest | ||
| end | ||
| machine.ui.info(I18n.t("vagrant.sshfs.actions.installing")) | ||
| machine.guest.capability(:sshfs_install) | ||
| end | ||
| end | ||
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| # If already mounted then there is nothing to do | ||
| if machine.guest.capability(:sshfs_forward_is_folder_mounted, opts) | ||
| machine.ui.info( | ||
| I18n.t("vagrant.sshfs.info.already_mounted", | ||
| folder: opts[:guestpath])) | ||
| return | ||
| end | ||
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| # If the synced folder entry has host information in it then | ||
| # assume we are doing a normal sshfs mount to a host that isn't | ||
| # the machine running vagrant. Rely on password/ssh keys. | ||
| # | ||
| # If not, then we are doing a slave mount and we need to | ||
| # make sure we can find the sftp-server and ssh execuatable | ||
| # files on the host. | ||
| if opts.has_key?(:ssh_host) and opts[:ssh_host] | ||
| # Check port information and find out auth info | ||
| check_host_port(machine, opts) | ||
| get_auth_info(machine, opts) | ||
| else | ||
| opts[:ssh_exe_path] = find_executable('ssh') | ||
| opts[:sftp_server_exe_path] = find_executable('sftp-server') | ||
| end | ||
| # Do the mount | ||
| machine.ui.info(I18n.t("vagrant.sshfs.actions.mounting")) | ||
| machine.guest.capability(:sshfs_forward_mount_folder, opts) | ||
| end | ||
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| def do_forward_unmount(machine, opts) | ||
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| # If not mounted then there is nothing to do | ||
| if ! machine.guest.capability(:sshfs_forward_is_folder_mounted, opts) | ||
| machine.ui.info( | ||
| I18n.t("vagrant.sshfs.info.not_mounted", | ||
| folder: opts[:guestpath])) | ||
| return | ||
| end | ||
|
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| # Do the Unmount | ||
| machine.ui.info(I18n.t("vagrant.sshfs.actions.unmounting")) | ||
| machine.guest.capability(:sshfs_forward_unmount_folder, opts) | ||
| end | ||
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||
| # Check if port information was provided in the options. If not, | ||
| # then default to port 22 for ssh | ||
| def check_host_port(machine, opts) | ||
| if not opts.has_key?(:ssh_port) or not opts[:ssh_port] | ||
| opts[:ssh_port] = '22' | ||
| end | ||
| end | ||
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| # Function to gather authentication information (username/password) | ||
| # for doing a normal sshfs mount | ||
| def get_auth_info(machine, opts) | ||
| prompt_for_password = false | ||
| ssh_info = machine.ssh_info | ||
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| # Detect the username of the current user | ||
| username = `whoami`.strip | ||
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| # If no username provided then default to the current | ||
| # user that is executing vagrant | ||
| if not opts.has_key?(:ssh_username) or not opts[:ssh_username] | ||
| opts[:ssh_username] = username | ||
| end | ||
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| # Check to see if we need to prompt the user for a password. | ||
| # We will prompt if: | ||
| # - User asked us to via prompt_for_password option | ||
| # - User did not provide a password in options and is not fwding ssh agent | ||
| # | ||
| if opts.has_key?(:prompt_for_password) and opts[:prompt_for_password] | ||
| prompt_for_password = opts[:prompt_for_password] | ||
| end | ||
| if not opts.has_key?(:ssh_password) or not opts[:ssh_password] | ||
| if not ssh_info.has_key?(:forward_agent) or not ssh_info[:forward_agent] | ||
| prompt_for_password = true | ||
| end | ||
| end | ||
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| # Now do the prompt | ||
| if prompt_for_password | ||
| opts[:ssh_password] = machine.ui.ask( | ||
| I18n.t("vagrant.sshfs.ask.prompt_for_password", username: opts[:ssh_username]), | ||
| echo: false) | ||
| end | ||
| end | ||
| end | ||
| end | ||
| end |