36 lines
880 B
Go
36 lines
880 B
Go
package rpc
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import (
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"errors"
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"fmt"
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"net/rpc"
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"sync"
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"github.com/hashicorp/terraform/terraform"
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)
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// nextId is the next ID to use for names registered.
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var nextId uint32 = 0
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var nextLock sync.Mutex
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// Register registers a Terraform thing with the RPC server and returns
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// the name it is registered under.
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func Register(server *rpc.Server, thing interface{}) (name string, err error) {
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nextLock.Lock()
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defer nextLock.Unlock()
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switch t := thing.(type) {
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case terraform.ResourceProvider:
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name = fmt.Sprintf("Terraform%d", nextId)
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err = server.RegisterName(name, &ResourceProviderServer{Provider: t})
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case terraform.ResourceProvisioner:
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name = fmt.Sprintf("Terraform%d", nextId)
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err = server.RegisterName(name, &ResourceProvisionerServer{Provisioner: t})
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default:
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return "", errors.New("Unknown type to register for RPC server.")
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}
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nextId += 1
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return
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}
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