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Merge pull request #62 from elyast/hotfix/1.3.0_ip_resolver 

Allow ip resolver to know for which vm other current vm's IP is being resolved
This commit is contained in:
Paulo Bittencourt 2014-01-23 18:30:06 -08:00
parent dd924d00a4 566d1f2e3b
commit ef410e6c04
2 changed files with 8 additions and 7 deletions
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5
README.md
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@ -81,10 +81,11 @@ where host name is stored in ssh_info hash of each machine.
This causes generation of invalid /etc/hosts file.
Custom IP resolver gives you oportunity to calculate IP address
for each machine by yourself. For example:
for each machine by yourself, giving You also access to the machine that is
updating /etc/hosts. For example:
```ruby
config.hostmanager.ip_resolver = proc do |vm|
config.hostmanager.ip_resolver = proc do |vm, resolving_vm|
if hostname = (vm.ssh_info && vm.ssh_info[:host])
`host #{hostname}`.split("\n").last[/(\d+\.\d+\.\d+\.\d+)/, 1]
end

10
lib/vagrant-hostmanager/hosts_file.rb
View File

@ -19,7 +19,7 @@ module VagrantPlugins
# download and modify file with Vagrant-managed entries
file = @global_env.tmp_path.join("hosts.#{machine.name}")
machine.communicate.download(realhostfile, file)
update_file(file)
update_file(file, machine)
# upload modified file and remove temporary file
machine.communicate.upload(file, '/tmp/hosts')
@ -55,7 +55,7 @@ module VagrantPlugins
private
def update_file(file)
def update_file(file, resolving_machine=nil)
# build array of host file entries from Vagrant configuration
entries = []
destroyed_entries = []
@ -65,7 +65,7 @@ module VagrantPlugins
machine = @global_env.machine(name, p)
host = machine.config.vm.hostname || name
id = machine.id
ip = get_ip_address(machine)
ip = get_ip_address(machine, resolving_machine)
aliases = machine.config.hostmanager.aliases.join(' ').chomp
if id.nil?
destroyed_entries << "#{ip}\t#{host} #{aliases}"
@ -94,10 +94,10 @@ module VagrantPlugins
end
end
def get_ip_address(machine)
def get_ip_address(machine, resolving_machine)
custom_ip_resolver = machine.config.hostmanager.ip_resolver
if custom_ip_resolver
custom_ip_resolver.call(machine)
custom_ip_resolver.call(machine, resolving_machine)
else
ip = nil
if machine.config.hostmanager.ignore_private_ip != true