forked from hashicorp/terraform
/
data_source_consul_catalog_nodes.go
153 lines (131 loc) · 4 KB
/
data_source_consul_catalog_nodes.go
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package consul
import (
"fmt"
consulapi "github.com/hashicorp/consul/api"
"github.com/hashicorp/errwrap"
"github.com/hashicorp/terraform/helper/schema"
)
const (
catalogNodesElem = "nodes"
catalogNodesDatacenter = "datacenter"
catalogNodesQueryOpts = "query_options"
catalogNodesNodeID = "id"
catalogNodesNodeAddress = "address"
catalogNodesNodeMeta = "meta"
catalogNodesNodeName = "name"
catalogNodesNodeTaggedAddresses = "tagged_addresses"
catalogNodesNodeIDs = "node_ids"
catalogNodesNodeNames = "node_names"
catalogNodesAPITaggedLAN = "lan"
catalogNodesAPITaggedWAN = "wan"
catalogNodesSchemaTaggedLAN = "lan"
catalogNodesSchemaTaggedWAN = "wan"
)
func dataSourceConsulCatalogNodes() *schema.Resource {
return &schema.Resource{
Read: dataSourceConsulCatalogNodesRead,
Schema: map[string]*schema.Schema{
// Filters
catalogNodesQueryOpts: schemaQueryOpts,
// Out parameters
catalogNodesDatacenter: &schema.Schema{
Computed: true,
Type: schema.TypeString,
},
catalogNodesNodeIDs: &schema.Schema{
Computed: true,
Type: schema.TypeList,
Elem: &schema.Schema{Type: schema.TypeString},
},
catalogNodesNodeNames: &schema.Schema{
Computed: true,
Type: schema.TypeList,
Elem: &schema.Schema{Type: schema.TypeString},
},
catalogNodesElem: &schema.Schema{
Computed: true,
Type: schema.TypeList,
Elem: &schema.Resource{
Schema: map[string]*schema.Schema{
catalogNodesNodeID: &schema.Schema{
Type: schema.TypeString,
Computed: true,
},
catalogNodesNodeName: &schema.Schema{
Type: schema.TypeString,
Computed: true,
},
catalogNodesNodeAddress: &schema.Schema{
Type: schema.TypeString,
Computed: true,
},
catalogNodesNodeMeta: &schema.Schema{
Type: schema.TypeMap,
Computed: true,
},
catalogNodesNodeTaggedAddresses: &schema.Schema{
Type: schema.TypeMap,
Computed: true,
Elem: &schema.Resource{
Schema: map[string]*schema.Schema{
catalogNodesSchemaTaggedLAN: &schema.Schema{
Type: schema.TypeString,
Computed: true,
},
catalogNodesSchemaTaggedWAN: &schema.Schema{
Type: schema.TypeString,
Computed: true,
},
},
},
},
},
},
},
},
}
}
func dataSourceConsulCatalogNodesRead(d *schema.ResourceData, meta interface{}) error {
client := meta.(*consulapi.Client)
// Parse out data source filters to populate Consul's query options
queryOpts, err := getQueryOpts(d, client)
if err != nil {
return errwrap.Wrapf("unable to get query options for fetching catalog nodes: {{err}}", err)
}
nodes, meta, err := client.Catalog().Nodes(queryOpts)
if err != nil {
return err
}
l := make([]interface{}, 0, len(nodes))
nodeNames := make([]interface{}, 0, len(nodes))
nodeIDs := make([]interface{}, 0, len(nodes))
for _, node := range nodes {
const defaultNodeAttrs = 4
m := make(map[string]interface{}, defaultNodeAttrs)
id := node.ID
if id == "" {
id = node.Node
}
nodeIDs = append(nodeIDs, id)
nodeNames = append(nodeNames, node.Node)
m[catalogNodesNodeAddress] = node.Address
m[catalogNodesNodeID] = id
m[catalogNodesNodeName] = node.Node
m[catalogNodesNodeMeta] = node.Meta
m[catalogNodesNodeTaggedAddresses] = node.TaggedAddresses
l = append(l, m)
}
const idKeyFmt = "catalog-nodes-%s"
d.SetId(fmt.Sprintf(idKeyFmt, queryOpts.Datacenter))
d.Set(catalogNodesDatacenter, queryOpts.Datacenter)
if err := d.Set(catalogNodesNodeIDs, nodeIDs); err != nil {
return errwrap.Wrapf("Unable to store node IDs: {{err}}", err)
}
if err := d.Set(catalogNodesNodeNames, nodeNames); err != nil {
return errwrap.Wrapf("Unable to store node names: {{err}}", err)
}
if err := d.Set(catalogNodesElem, l); err != nil {
return errwrap.Wrapf("Unable to store nodes: {{err}}", err)
}
return nil
}