| // |
| // Licensed to the Apache Software Foundation (ASF) under one |
| // or more contributor license agreements. See the NOTICE file |
| // distributed with this work for additional information |
| // regarding copyright ownership. The ASF licenses this file |
| // to you under the Apache License, Version 2.0 (the |
| // "License"); you may not use this file except in compliance |
| // with the License. You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, |
| // software distributed under the License is distributed on an |
| // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| // KIND, either express or implied. See the License for the |
| // specific language governing permissions and limitations |
| // under the License. |
| // |
| |
| package cloudstack |
| |
| import ( |
| "encoding/json" |
| "fmt" |
| "log" |
| "regexp" |
| "strings" |
| "time" |
| |
| "github.com/apache/cloudstack-go/v2/cloudstack" |
| "github.com/hashicorp/terraform/helper/schema" |
| ) |
| |
| func dataSourceCloudstackVPC() *schema.Resource { |
| return &schema.Resource{ |
| Read: datasourceCloudStackVPCRead, |
| Schema: map[string]*schema.Schema{ |
| "filter": dataSourceFiltersSchema(), |
| |
| //Computed values |
| "name": { |
| Type: schema.TypeString, |
| Computed: true, |
| }, |
| |
| "display_text": { |
| Type: schema.TypeString, |
| Computed: true, |
| }, |
| |
| "cidr": { |
| Type: schema.TypeString, |
| Computed: true, |
| }, |
| |
| "vpc_offering_name": { |
| Type: schema.TypeString, |
| Computed: true, |
| }, |
| |
| "network_domain": { |
| Type: schema.TypeString, |
| Computed: true, |
| }, |
| |
| "project": { |
| Type: schema.TypeString, |
| Computed: true, |
| }, |
| |
| "zone_name": { |
| Type: schema.TypeString, |
| Computed: true, |
| }, |
| |
| "tags": tagsSchema(), |
| }, |
| } |
| } |
| |
| func datasourceCloudStackVPCRead(d *schema.ResourceData, meta interface{}) error { |
| cs := meta.(*cloudstack.CloudStackClient) |
| p := cs.VPC.NewListVPCsParams() |
| csVPCs, err := cs.VPC.ListVPCs(p) |
| |
| if err != nil { |
| return fmt.Errorf("Failed to list VPCs: %s", err) |
| } |
| |
| filters := d.Get("filter") |
| var vpcs []*cloudstack.VPC |
| |
| for _, v := range csVPCs.VPCs { |
| match, err := applyVPCFilters(v, filters.(*schema.Set)) |
| if err != nil { |
| return err |
| } |
| if match { |
| vpcs = append(vpcs, v) |
| } |
| } |
| |
| if len(vpcs) == 0 { |
| return fmt.Errorf("No VPC is matching with the specified regex") |
| } |
| //return the latest VPC from the list of filtered VPCs according |
| //to its creation date |
| vpc, err := latestVPC(vpcs) |
| if err != nil { |
| return err |
| } |
| log.Printf("[DEBUG] Selected VPCs: %s\n", vpc.Displaytext) |
| |
| return vpcDescriptionAttributes(d, vpc) |
| } |
| |
| func vpcDescriptionAttributes(d *schema.ResourceData, vpc *cloudstack.VPC) error { |
| d.SetId(vpc.Id) |
| d.Set("name", vpc.Name) |
| d.Set("display_text", vpc.Displaytext) |
| d.Set("cidr", vpc.Cidr) |
| d.Set("vpc_offering_name", vpc.Vpcofferingname) |
| d.Set("network_domain", vpc.Networkdomain) |
| d.Set("project", vpc.Project) |
| d.Set("zone_name", vpc.Zonename) |
| d.Set("tags", vpc.Tags) |
| |
| return nil |
| } |
| |
| func latestVPC(vpcs []*cloudstack.VPC) (*cloudstack.VPC, error) { |
| var latest time.Time |
| var vpc *cloudstack.VPC |
| |
| for _, v := range vpcs { |
| created, err := time.Parse("2006-01-02T15:04:05-0700", v.Created) |
| if err != nil { |
| return nil, fmt.Errorf("Failed to parse creation date of a VPC: %s", err) |
| } |
| |
| if created.After(latest) { |
| latest = created |
| vpc = v |
| } |
| } |
| |
| return vpc, nil |
| } |
| |
| func applyVPCFilters(vpc *cloudstack.VPC, filters *schema.Set) (bool, error) { |
| var vpcJSON map[string]interface{} |
| k, _ := json.Marshal(vpc) |
| err := json.Unmarshal(k, &vpcJSON) |
| if err != nil { |
| return false, err |
| } |
| |
| for _, f := range filters.List() { |
| m := f.(map[string]interface{}) |
| log.Print(m) |
| r, err := regexp.Compile(m["value"].(string)) |
| if err != nil { |
| return false, fmt.Errorf("Invalid regex: %s", err) |
| } |
| updatedName := strings.ReplaceAll(m["name"].(string), "_", "") |
| log.Print(updatedName) |
| vpcField := vpcJSON[updatedName].(string) |
| if !r.MatchString(vpcField) { |
| return false, nil |
| } |
| } |
| return true, nil |
| } |