terraform/vendor/github.com/go-chef/chef/examples/nodes/nodes.go

87 lines
1.8 KiB
Go

package main
import (
"encoding/json"
"fmt"
"io/ioutil"
"log"
"os"
"github.com/go-chef/chef"
)
func main() {
// read a client key
key, err := ioutil.ReadFile("key.pem")
if err != nil {
fmt.Println("Couldn't read key.pem:", err)
os.Exit(1)
}
// build a client
client, err := chef.NewClient(&chef.Config{
Name: "foo",
Key: string(key),
// goiardi is on port 4545 by default. chef-zero is 8889
BaseURL: "http://localhost:4545",
})
if err != nil {
fmt.Println("Issue setting up client:", err)
os.Exit(1)
}
// Create a Node object
// TOOD: should have a constructor for this
ranjib := chef.Node{
Name: "ranjib",
Environment: "_default",
ChefType: "node",
JsonClass: "Chef::Node",
RunList: []string{"pwn"},
}
// Delete node ignoring errors :)
client.Nodes.Delete(ranjib.Name)
// Create
_, err = client.Nodes.Post(ranjib)
if err != nil {
log.Fatal("Couldn't create node. ", err)
}
// List nodes
nodeList, err := client.Nodes.List()
if err != nil {
log.Fatal("Couldn't list nodes: ", err)
}
// dump the node list in Json
jsonData, err := json.MarshalIndent(nodeList, "", "\t")
os.Stdout.Write(jsonData)
os.Stdout.WriteString("\n")
// dump the ranjib node we got from server in JSON!
serverNode, _ := client.Nodes.Get("ranjib")
if err != nil {
log.Fatal("Couldn't get node: ", err)
}
jsonData, err = json.MarshalIndent(serverNode, "", "\t")
os.Stdout.Write(jsonData)
os.Stdout.WriteString("\n")
// update node
ranjib.RunList = append(ranjib.RunList, "recipe[works]")
jsonData, err = json.MarshalIndent(ranjib, "", "\t")
os.Stdout.Write(jsonData)
os.Stdout.WriteString("\n")
_, err = client.Nodes.Put(ranjib)
if err != nil {
log.Fatal("Couldn't update node: ", err)
}
// Delete node ignoring errors :)
client.Nodes.Delete(ranjib.Name)
}