58 lines
1.7 KiB
Ruby
58 lines
1.7 KiB
Ruby
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module VagrantPlugins
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module DockerProvider
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module Action
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class PrepareNFSSettings
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include Vagrant::Util::Retryable
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def initialize(app, env)
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@app = app
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@logger = Log4r::Logger.new("vagrant::action::vm::nfs")
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end
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def call(env)
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@machine = env[:machine]
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@app.call(env)
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if using_nfs? && !privileged_container?
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raise Errors::NfsWithoutPrivilegedError
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end
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if using_nfs?
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@logger.info("Using NFS, preparing NFS settings by reading host IP and machine IP")
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add_ips_to_env!(env)
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end
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end
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# We're using NFS if we have any synced folder with NFS configured. If
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# we are not using NFS we don't need to do the extra work to
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# populate these fields in the environment.
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def using_nfs?
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@machine.config.vm.synced_folders.any? { |_, opts| opts[:type] == :nfs }
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end
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def privileged_container?
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@machine.provider.driver.privileged?(@machine.id)
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end
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# Extracts the proper host and guest IPs for NFS mounts and stores them
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# in the environment for the SyncedFolder action to use them in
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# mounting.
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#
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# The ! indicates that this method modifies its argument.
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def add_ips_to_env!(env)
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provider = env[:machine].provider
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host_ip = provider.driver.docker_bridge_ip
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machine_ip = provider.ssh_info[:host]
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raise Vagrant::Errors::NFSNoHostonlyNetwork if !host_ip || !machine_ip
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env[:nfs_host_ip] = host_ip
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env[:nfs_machine_ip] = machine_ip
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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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