terraform/builtin/providers/google/provider.go

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package google
import (
"os"
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"github.com/hashicorp/terraform/helper/schema"
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"github.com/hashicorp/terraform/terraform"
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)
// Provider returns a terraform.ResourceProvider.
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func Provider() terraform.ResourceProvider {
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return &schema.Provider{
Schema: map[string]*schema.Schema{
"account_file": &schema.Schema{
Type: schema.TypeString,
Required: true,
DefaultFunc: envDefaultFunc("GOOGLE_ACCOUNT_FILE"),
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},
"client_secrets_file": &schema.Schema{
Type: schema.TypeString,
Required: true,
DefaultFunc: envDefaultFunc("GOOGLE_CLIENT_FILE"),
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},
"project": &schema.Schema{
Type: schema.TypeString,
Required: true,
DefaultFunc: envDefaultFunc("GOOGLE_PROJECT"),
},
"region": &schema.Schema{
Type: schema.TypeString,
Required: true,
DefaultFunc: envDefaultFunc("GOOGLE_REGION"),
},
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},
ResourcesMap: map[string]*schema.Resource{
"google_compute_address": resourceComputeAddress(),
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"google_compute_disk": resourceComputeDisk(),
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"google_compute_firewall": resourceComputeFirewall(),
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"google_compute_instance": resourceComputeInstance(),
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"google_compute_network": resourceComputeNetwork(),
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"google_compute_route": resourceComputeRoute(),
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},
ConfigureFunc: providerConfigure,
}
}
func envDefaultFunc(k string) schema.SchemaDefaultFunc {
return func() (interface{}, error) {
if v := os.Getenv(k); v != "" {
return v, nil
}
return nil, nil
}
}
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func providerConfigure(d *schema.ResourceData) (interface{}, error) {
config := Config{
AccountFile: d.Get("account_file").(string),
ClientSecretsFile: d.Get("client_secrets_file").(string),
Project: d.Get("project").(string),
Region: d.Get("region").(string),
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}
if err := config.loadAndValidate(); err != nil {
return nil, err
}
return &config, nil
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}