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restful_{resource|operation}: precheck(_xxx) supports api and `…
…mutex` (#55)
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,132 @@ | ||
| terraform { | ||
| required_providers { | ||
| restful = { | ||
| source = "magodo/restful" | ||
| } | ||
| } | ||
| } | ||
|
|
||
| variable "client_id" { | ||
| type = string | ||
| } | ||
|
|
||
| variable "client_secret" { | ||
| type = string | ||
| } | ||
|
|
||
| variable "tenant_id" { | ||
| type = string | ||
| } | ||
|
|
||
| variable "subscription_id" { | ||
| type = string | ||
| } | ||
|
|
||
| provider "restful" { | ||
| base_url = "https://management.azure.com" | ||
| security = { | ||
| oauth2 = { | ||
| client_credentials = { | ||
| client_id = var.client_id | ||
| client_secret = var.client_secret | ||
| token_url = format("https://login.microsoftonline.com/%s/oauth2/v2.0/token", var.tenant_id) | ||
| scopes = ["https://management.azure.com/.default"] | ||
| } | ||
| } | ||
| } | ||
| create_method = "PUT" | ||
| } | ||
|
|
||
| resource "restful_resource" "rg" { | ||
| path = format("/subscriptions/%s/resourceGroups/%s", var.subscription_id, "example") | ||
| query = { | ||
| api-version = ["2020-06-01"] | ||
| } | ||
| poll_delete = { | ||
| status_locator = "code" | ||
| status = { | ||
| success = "404" | ||
| pending = ["202", "200"] | ||
| } | ||
| } | ||
| body = jsonencode({ | ||
| location = "westus" | ||
| tags = { | ||
| foo = "bar" | ||
| } | ||
| }) | ||
| } | ||
|
|
||
| locals { | ||
| poll = { | ||
| status_locator = "body.status" | ||
| status = { | ||
| success = "Succeeded" | ||
| failure = "Failed" | ||
| pending = ["Pending"] | ||
| } | ||
| url_locator = "header.azure-asyncoperation" | ||
| } | ||
| route_precheck = [ | ||
| { | ||
| mutex = restful_resource.table.id | ||
| } | ||
| ] | ||
| } | ||
|
|
||
| resource "restful_resource" "table" { | ||
| path = format("%s/providers/Microsoft.Network/routeTables/%s", restful_resource.rg.id, "example") | ||
| update_method = "PATCH" # This avoids update to clean up the routes in this table | ||
| query = { | ||
| api-version = ["2022-07-01"] | ||
| } | ||
| body = jsonencode({ | ||
| location = "westus" | ||
| }) | ||
| poll_create = local.poll | ||
| poll_delete = local.poll | ||
| } | ||
|
|
||
| resource "restful_resource" "route1" { | ||
| path = format("%s/routes/%s", restful_resource.table.id, "route1") | ||
| query = { | ||
| api-version = ["2022-07-01"] | ||
| } | ||
|
|
||
| precheck_create = local.route_precheck | ||
| precheck_update = local.route_precheck | ||
| precheck_delete = local.route_precheck | ||
|
|
||
| poll_create = local.poll | ||
| poll_update = local.poll | ||
| poll_delete = local.poll | ||
|
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||
| body = jsonencode({ | ||
| properties = { | ||
| nextHopType = "VnetLocal" | ||
| addressPrefix = "10.1.0.0/16" | ||
| } | ||
| }) | ||
| } | ||
|
|
||
| resource "restful_resource" "route2" { | ||
| path = format("%s/routes/%s", restful_resource.table.id, "route2") | ||
| query = { | ||
| api-version = ["2022-07-01"] | ||
| } | ||
|
|
||
| precheck_create = local.route_precheck | ||
| precheck_update = local.route_precheck | ||
| precheck_delete = local.route_precheck | ||
|
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||
| poll_create = local.poll | ||
| poll_update = local.poll | ||
| poll_delete = local.poll | ||
|
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| body = jsonencode({ | ||
| properties = { | ||
| nextHopType = "VnetLocal" | ||
| addressPrefix = "10.2.0.0/16" | ||
| } | ||
| }) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,58 @@ | ||
| package locks | ||
|
|
||
| import ( | ||
| "context" | ||
| "log" | ||
| "sync" | ||
| ) | ||
|
|
||
| type mutexKV struct { | ||
| lock sync.Mutex | ||
| store map[string]*sync.Mutex | ||
| } | ||
|
|
||
| func (m *mutexKV) Lock(ctx context.Context, key string) error { | ||
| log.Printf("[DEBUG] Locking %q", key) | ||
| l := m.get(key) | ||
| for locked := false; !locked; { | ||
| if err := ctx.Err(); err != nil { | ||
| return err | ||
| } | ||
| locked = l.TryLock() | ||
| } | ||
| log.Printf("[DEBUG] Locked %q", key) | ||
| return nil | ||
| } | ||
|
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| func (m *mutexKV) Unlock(key string) { | ||
| log.Printf("[DEBUG] Unlocking %q", key) | ||
| m.get(key).Unlock() | ||
| log.Printf("[DEBUG] Unlocked %q", key) | ||
| } | ||
|
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||
| func (m *mutexKV) get(key string) *sync.Mutex { | ||
| m.lock.Lock() | ||
| defer m.lock.Unlock() | ||
| mutex, ok := m.store[key] | ||
| if !ok { | ||
| mutex = &sync.Mutex{} | ||
| m.store[key] = mutex | ||
| } | ||
| return mutex | ||
| } | ||
|
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| func NewMutexKV() *mutexKV { | ||
| return &mutexKV{ | ||
| store: make(map[string]*sync.Mutex), | ||
| } | ||
| } | ||
|
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| var monoMutexKV = NewMutexKV() | ||
|
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| func Lock(ctx context.Context, key string) error { | ||
| return monoMutexKV.Lock(ctx, key) | ||
| } | ||
|
|
||
| func Unlock(key string) { | ||
| monoMutexKV.Unlock(key) | ||
| } |
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