FAQ

rake-compiler-dock

Q: How can I build signed gems?

A: Copy certificate and key into the container through the current working directory. Here is an example: https://github.com/ged/ruby-pg/blob/master/Rakefile.cross#L287

boot2docker related

Q: docker version complains about "certificate is valid for 127.0.0.1, 10.0.2.15, not 192.168.59.107"

A: This is probably due to a bug in boot2docker-1.7.0 . Use one of the fixes in #issue-824 .

Q: rake-compiler-dock ls -l shows an empty directory, but it isn't on the host

A: rake-compiler-dock can only mount local drives - network drives can not be used.

Q: rake-compiler-dock fails on boot2docker start and boot2docker delete doesn't help.

A: boot2docker init creates a VM in Virtualbox. Try to start the VM within the VirtualBox GUI. This can give an indication, why the VM can not be started.

Q: The boot2docker VM is started within the VirtualBox GUI, but boot2docker start still fails.

A: It could disturb boot2docker, if there are some ancient versions of MSYS tools are in the search path. Try boot2docker start -v to get some debug information what fails.

Docker related