mirror of
https://github.com/letic/terraform-provider-google.git
synced 2024-06-29 06:42:36 +00:00
358 lines
13 KiB
Go
358 lines
13 KiB
Go
package google
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import (
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"fmt"
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"regexp"
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)
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const (
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globalLinkTemplate = "projects/%s/global/%s/%s"
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globalLinkBasePattern = "projects/(.+)/global/%s/(.+)"
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zonalLinkTemplate = "projects/%s/zones/%s/%s/%s"
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zonalLinkBasePattern = "projects/(.+)/zones/(.+)/%s/(.+)"
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zonalPartialLinkBasePattern = "zones/(.+)/%s/(.+)"
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regionalLinkTemplate = "projects/%s/regions/%s/%s/%s"
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regionalLinkBasePattern = "projects/(.+)/regions/(.+)/%s/(.+)"
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regionalPartialLinkBasePattern = "regions/(.+)/%s/(.+)"
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organizationLinkTemplate = "organizations/%s/%s/%s"
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organizationBasePattern = "organizations/(.+)/%s/(.+)"
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)
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// ------------------------------------------------------------
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// Field helpers
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// ------------------------------------------------------------
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func ParseNetworkFieldValue(network string, d TerraformResourceData, config *Config) (*GlobalFieldValue, error) {
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return parseGlobalFieldValue("networks", network, "project", d, config, true)
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}
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func ParseSubnetworkFieldValue(subnetwork string, d TerraformResourceData, config *Config) (*RegionalFieldValue, error) {
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return parseRegionalFieldValue("subnetworks", subnetwork, "project", "region", "zone", d, config, true)
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}
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func ParseSubnetworkFieldValueWithProjectField(subnetwork, projectField string, d TerraformResourceData, config *Config) (*RegionalFieldValue, error) {
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return parseRegionalFieldValue("subnetworks", subnetwork, projectField, "region", "zone", d, config, true)
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}
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func ParseSslCertificateFieldValue(sslCertificate string, d TerraformResourceData, config *Config) (*GlobalFieldValue, error) {
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return parseGlobalFieldValue("sslCertificates", sslCertificate, "project", d, config, false)
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}
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func ParseHttpHealthCheckFieldValue(healthCheck string, d TerraformResourceData, config *Config) (*GlobalFieldValue, error) {
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return parseGlobalFieldValue("httpHealthChecks", healthCheck, "project", d, config, false)
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}
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func ParseDiskFieldValue(disk string, d TerraformResourceData, config *Config) (*ZonalFieldValue, error) {
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return parseZonalFieldValue("disks", disk, "project", "zone", d, config, false)
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}
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func ParseRegionDiskFieldValue(disk string, d TerraformResourceData, config *Config) (*RegionalFieldValue, error) {
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return parseRegionalFieldValue("disks", disk, "project", "region", "zone", d, config, false)
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}
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func ParseOrganizationCustomRoleName(role string) (*OrganizationFieldValue, error) {
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return parseOrganizationFieldValue("roles", role, false)
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}
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func ParseAcceleratorFieldValue(accelerator string, d TerraformResourceData, config *Config) (*ZonalFieldValue, error) {
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return parseZonalFieldValue("acceleratorTypes", accelerator, "project", "zone", d, config, false)
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}
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func ParseMachineTypesFieldValue(machineType string, d TerraformResourceData, config *Config) (*ZonalFieldValue, error) {
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return parseZonalFieldValue("machineTypes", machineType, "project", "zone", d, config, false)
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}
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func ParseInstanceFieldValue(instance string, d TerraformResourceData, config *Config) (*ZonalFieldValue, error) {
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return parseZonalFieldValue("instances", instance, "project", "zone", d, config, false)
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}
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func ParseInstanceGroupFieldValue(instanceGroup string, d TerraformResourceData, config *Config) (*ZonalFieldValue, error) {
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return parseZonalFieldValue("instanceGroups", instanceGroup, "project", "zone", d, config, false)
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}
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func ParseInstanceTemplateFieldValue(instanceTemplate string, d TerraformResourceData, config *Config) (*GlobalFieldValue, error) {
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return parseGlobalFieldValue("instanceTemplates", instanceTemplate, "project", d, config, false)
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}
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func ParseSecurityPolicyFieldValue(securityPolicy string, d TerraformResourceData, config *Config) (*GlobalFieldValue, error) {
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return parseGlobalFieldValue("securityPolicies", securityPolicy, "project", d, config, true)
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}
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// ------------------------------------------------------------
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// Base helpers used to create helpers for specific fields.
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// ------------------------------------------------------------
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type GlobalFieldValue struct {
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Project string
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Name string
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resourceType string
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}
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func (f GlobalFieldValue) RelativeLink() string {
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if len(f.Name) == 0 {
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return ""
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}
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return fmt.Sprintf(globalLinkTemplate, f.Project, f.resourceType, f.Name)
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}
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// Parses a global field supporting 5 different formats:
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// - https://www.googleapis.com/compute/ANY_VERSION/projects/{my_project}/global/{resource_type}/{resource_name}
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// - projects/{my_project}/global/{resource_type}/{resource_name}
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// - global/{resource_type}/{resource_name}
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// - resource_name
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// - "" (empty string). RelativeLink() returns empty if isEmptyValid is true.
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//
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// If the project is not specified, it first tries to get the project from the `projectSchemaField` and then fallback on the default project.
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func parseGlobalFieldValue(resourceType, fieldValue, projectSchemaField string, d TerraformResourceData, config *Config, isEmptyValid bool) (*GlobalFieldValue, error) {
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if len(fieldValue) == 0 {
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if isEmptyValid {
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return &GlobalFieldValue{resourceType: resourceType}, nil
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}
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return nil, fmt.Errorf("The global field for resource %s cannot be empty", resourceType)
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}
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r := regexp.MustCompile(fmt.Sprintf(globalLinkBasePattern, resourceType))
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if parts := r.FindStringSubmatch(fieldValue); parts != nil {
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return &GlobalFieldValue{
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Project: parts[1],
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Name: parts[2],
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resourceType: resourceType,
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}, nil
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}
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project, err := getProjectFromSchema(projectSchemaField, d, config)
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if err != nil {
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return nil, err
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}
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return &GlobalFieldValue{
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Project: project,
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Name: GetResourceNameFromSelfLink(fieldValue),
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resourceType: resourceType,
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}, nil
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}
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type ZonalFieldValue struct {
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Project string
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Zone string
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Name string
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resourceType string
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}
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func (f ZonalFieldValue) RelativeLink() string {
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if len(f.Name) == 0 {
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return ""
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}
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return fmt.Sprintf(zonalLinkTemplate, f.Project, f.Zone, f.resourceType, f.Name)
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}
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// Parses a zonal field supporting 5 different formats:
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// - https://www.googleapis.com/compute/ANY_VERSION/projects/{my_project}/zones/{zone}/{resource_type}/{resource_name}
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// - projects/{my_project}/zones/{zone}/{resource_type}/{resource_name}
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// - zones/{zone}/{resource_type}/{resource_name}
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// - resource_name
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// - "" (empty string). RelativeLink() returns empty if isEmptyValid is true.
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//
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// If the project is not specified, it first tries to get the project from the `projectSchemaField` and then fallback on the default project.
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// If the zone is not specified, it takes the value of `zoneSchemaField`.
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func parseZonalFieldValue(resourceType, fieldValue, projectSchemaField, zoneSchemaField string, d TerraformResourceData, config *Config, isEmptyValid bool) (*ZonalFieldValue, error) {
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if len(fieldValue) == 0 {
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if isEmptyValid {
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return &ZonalFieldValue{resourceType: resourceType}, nil
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}
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return nil, fmt.Errorf("The zonal field for resource %s cannot be empty.", resourceType)
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}
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r := regexp.MustCompile(fmt.Sprintf(zonalLinkBasePattern, resourceType))
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if parts := r.FindStringSubmatch(fieldValue); parts != nil {
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return &ZonalFieldValue{
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Project: parts[1],
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Zone: parts[2],
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Name: parts[3],
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resourceType: resourceType,
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}, nil
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}
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project, err := getProjectFromSchema(projectSchemaField, d, config)
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if err != nil {
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return nil, err
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}
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r = regexp.MustCompile(fmt.Sprintf(zonalPartialLinkBasePattern, resourceType))
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if parts := r.FindStringSubmatch(fieldValue); parts != nil {
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return &ZonalFieldValue{
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Project: project,
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Zone: parts[1],
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Name: parts[2],
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resourceType: resourceType,
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}, nil
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}
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if len(zoneSchemaField) == 0 {
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return nil, fmt.Errorf("Invalid field format. Got '%s', expected format '%s'", fieldValue, fmt.Sprintf(globalLinkTemplate, "{project}", resourceType, "{name}"))
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}
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zone, ok := d.GetOk(zoneSchemaField)
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if !ok {
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zone = config.Zone
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if zone == "" {
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return nil, fmt.Errorf("A zone must be specified")
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}
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}
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return &ZonalFieldValue{
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Project: project,
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Zone: zone.(string),
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Name: GetResourceNameFromSelfLink(fieldValue),
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resourceType: resourceType,
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}, nil
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}
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func getProjectFromSchema(projectSchemaField string, d TerraformResourceData, config *Config) (string, error) {
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res, ok := d.GetOk(projectSchemaField)
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if ok && projectSchemaField != "" {
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return res.(string), nil
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}
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if config.Project != "" {
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return config.Project, nil
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}
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return "", fmt.Errorf("%s: required field is not set", projectSchemaField)
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}
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type OrganizationFieldValue struct {
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OrgId string
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Name string
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resourceType string
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}
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func (f OrganizationFieldValue) RelativeLink() string {
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if len(f.Name) == 0 {
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return ""
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}
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return fmt.Sprintf(organizationLinkTemplate, f.OrgId, f.resourceType, f.Name)
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}
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// Parses an organization field with the following formats:
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// - organizations/{my_organizations}/{resource_type}/{resource_name}
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func parseOrganizationFieldValue(resourceType, fieldValue string, isEmptyValid bool) (*OrganizationFieldValue, error) {
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if len(fieldValue) == 0 {
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if isEmptyValid {
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return &OrganizationFieldValue{resourceType: resourceType}, nil
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}
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return nil, fmt.Errorf("The organization field for resource %s cannot be empty", resourceType)
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}
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r := regexp.MustCompile(fmt.Sprintf(organizationBasePattern, resourceType))
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if parts := r.FindStringSubmatch(fieldValue); parts != nil {
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return &OrganizationFieldValue{
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OrgId: parts[1],
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Name: parts[2],
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resourceType: resourceType,
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}, nil
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}
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return nil, fmt.Errorf("Invalid field format. Got '%s', expected format '%s'", fieldValue, fmt.Sprintf(organizationLinkTemplate, "{org_id}", resourceType, "{name}"))
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}
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type RegionalFieldValue struct {
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Project string
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Region string
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Name string
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resourceType string
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}
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func (f RegionalFieldValue) RelativeLink() string {
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if len(f.Name) == 0 {
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return ""
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}
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return fmt.Sprintf(regionalLinkTemplate, f.Project, f.Region, f.resourceType, f.Name)
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}
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// Parses a regional field supporting 5 different formats:
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// - https://www.googleapis.com/compute/ANY_VERSION/projects/{my_project}/regions/{region}/{resource_type}/{resource_name}
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// - projects/{my_project}/regions/{region}/{resource_type}/{resource_name}
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// - regions/{region}/{resource_type}/{resource_name}
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// - resource_name
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// - "" (empty string). RelativeLink() returns empty if isEmptyValid is true.
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//
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// If the project is not specified, it first tries to get the project from the `projectSchemaField` and then fallback on the default project.
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// If the region is not specified, see function documentation for `getRegionFromSchema`.
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func parseRegionalFieldValue(resourceType, fieldValue, projectSchemaField, regionSchemaField, zoneSchemaField string, d TerraformResourceData, config *Config, isEmptyValid bool) (*RegionalFieldValue, error) {
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if len(fieldValue) == 0 {
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if isEmptyValid {
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return &RegionalFieldValue{resourceType: resourceType}, nil
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}
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return nil, fmt.Errorf("The regional field for resource %s cannot be empty.", resourceType)
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}
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r := regexp.MustCompile(fmt.Sprintf(regionalLinkBasePattern, resourceType))
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if parts := r.FindStringSubmatch(fieldValue); parts != nil {
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return &RegionalFieldValue{
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Project: parts[1],
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Region: parts[2],
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Name: parts[3],
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resourceType: resourceType,
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}, nil
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}
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project, err := getProjectFromSchema(projectSchemaField, d, config)
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if err != nil {
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return nil, err
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}
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r = regexp.MustCompile(fmt.Sprintf(regionalPartialLinkBasePattern, resourceType))
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if parts := r.FindStringSubmatch(fieldValue); parts != nil {
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return &RegionalFieldValue{
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Project: project,
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Region: parts[1],
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Name: parts[2],
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resourceType: resourceType,
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}, nil
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}
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region, err := getRegionFromSchema(regionSchemaField, zoneSchemaField, d, config)
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if err != nil {
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return nil, err
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}
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return &RegionalFieldValue{
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Project: project,
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Region: region,
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Name: GetResourceNameFromSelfLink(fieldValue),
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resourceType: resourceType,
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}, nil
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}
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// Infers the region based on the following (in order of priority):
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// - `regionSchemaField` in resource schema
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// - region extracted from the `zoneSchemaField` in resource schema
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// - provider-level region
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// - region extracted from the provider-level zone
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func getRegionFromSchema(regionSchemaField, zoneSchemaField string, d TerraformResourceData, config *Config) (string, error) {
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if v, ok := d.GetOk(regionSchemaField); ok && regionSchemaField != "" {
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return GetResourceNameFromSelfLink(v.(string)), nil
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}
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if v, ok := d.GetOk(zoneSchemaField); ok && zoneSchemaField != "" {
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return getRegionFromZone(v.(string)), nil
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}
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if config.Region != "" {
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return config.Region, nil
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}
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if config.Zone != "" {
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return getRegionFromZone(config.Zone), nil
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}
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return "", fmt.Errorf("Cannot determine region: set in this resource, or set provider-level 'region' or 'zone'.")
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}
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