[英]Interact with []struct in golang
我有以下代碼:
type AzStorageAccount struct {
Type string `json:"type"`
Location string `json:"location"`
Tags struct {
} `json:"tags"`
Properties struct {
PrivateLinkServiceConnections []struct {
Name string `json:"name"`
Properties struct {
PrivateLinkServiceID string `json:"privateLinkServiceId"`
GroupIds string `json:"groupIds"`
PrivateLinkServiceConnectionState struct {
Status string `json:"status"`
Description string `json:"description"`
ActionsRequired string `json:"actionsRequired"`
} `json:"privateLinkServiceConnectionState"`
} `json:"properties"`
} `json:"privateLinkServiceConnections"`
ManualPrivateLinkServiceConnections []interface{} `json:"manualPrivateLinkServiceConnections"`
Subnet struct {
ID string `json:"id"`
} `json:"subnet"`
CustomDNSConfigs []interface{} `json:"customDnsConfigs"`
} `json:"properties"`
}
但是我在將值分配給 PrivateLinkServiceConnections []struct {} 中的變量時遇到問題
起初我正在使用,但由於我需要使用 []struct 它不再起作用。
storageAccount.Location = "eastus2"
storageAccount.Type = "Microsoft.Network/privateEndpoints"
storageAccount.Properties.PrivateLinkServiceConnections.Properties.PrivateLinkServiceId = "/subscriptions"
storageAccount.Properties.PrivateLinkServiceConnections.Name = "priv-endpoint"
storageAccount.Properties.PrivateLinkServiceConnections.Properties.GroupIds = "postgresqlServer"
storageAccount.Properties.PrivateLinkServiceConnections.Properties.PrivateLinkServiceConnectionState.Status = "Approved"
storageAccount.Properties.PrivateLinkServiceConnections.Properties.PrivateLinkServiceConnectionState.Description = "Auto-approved"
storageAccount.Properties.PrivateLinkServiceConnections.Properties.PrivateLinkServiceConnectionState.ActionsRequired = "None"
storageAccount.Properties.Subnet.Id = "/subscriptions/..."
marshaledStorageAccount, _ := json.Marshal(storageAccount)
utils.SendPut(endpoint, marshaledStorageAccount)
如何為下面的代碼賦值?
PrivateLinkServiceConnections []struct {
Name string `json:"name"`
Properties struct {
PrivateLinkServiceID string `json:"privateLinkServiceId"`
GroupIds string `json:"groupIds"`
PrivateLinkServiceConnectionState struct {
Status string `json:"status"`
Description string `json:"description"`
ActionsRequired string `json:"actionsRequired"`
} `json:"privateLinkServiceConnectionState"`
} `json:"properties"`
} `json:"privateLinkServiceConnections"`
謝謝!
最簡單、最明智的方法是定義一個新類型:
type PrivateLinkServiceConnections struct {
Name string `json:"name"`
...
}
Properties struct {
Connections []PrivateLinkServiceConnections `json:"privateLinkServiceConnections"`
...
否則,您必須在每次初始化實例時明確指定每個結構的結構,例如:
x:=struct {
Name string `json:"name"`
Properties struct {
PrivateLinkServiceID string `json:"privateLinkServiceId"`
GroupIds string `json:"groupIds"`
PrivateLinkServiceConnectionState struct {
Status string `json:"status"`
Description string `json:"description"`
ActionsRequired string `json:"actionsRequired"`
} `json:"privateLinkServiceConnectionState"`
} `json:"properties"`
}{
Name:"name",
Properties:struct {
PrivateLinkServiceID string `json:"privateLinkServiceId"`
GroupIds string `json:"groupIds"`
PrivateLinkServiceConnectionState struct {
Status string `json:"status"`
Description string `json:"description"`
ActionsRequired string `json:"actionsRequired"`
} `json:"privateLinkServiceConnectionState"`
} {
PrivateLinkServiceID: id,
},
}
storageAccount.PrivateLinkServiceconnections=append(storageAccount.PrivateLinkServiceConnections, x)
...
PrivateLinkServiceConnections
被定義為一個數組。 您不能像訪問對象那樣訪問它。 要向其中添加項目,您需要使用append
function。
此外,您已將其定義為內聯匿名結構,因此您的代碼變得混亂。 為 PrivateLinkServiceConnections 定義一個特定的類型,然后每次在 append 上,只需分配它,無需重新聲明它。 這是一種不好的做法。
起初我做了一個解決方法來添加我需要的“[]”並且它有效但它不是很好。
但現在我終於明白了
#模型文件
type AccessPolicieS struct {
TenantID string `json:"tenantId"`
ObjectID string `json:"objectId"`
Permissions struct {
Keys []string `json:"keys"`
Secrets []string `json:"secrets"`
Certificates []string `json:"certificates"`
} `json:"permissions"`
}
type AzVaultPriv struct {
Properties struct {
AccessPolicies []AccessPolicieS
} `json:"properties"`
}
acessP := models.AccessPolicieS{}
acessP.TenantID = "*******"
acessP.Permissions.Keys = append(acessP.Permissions.Keys, "UnwrapKey")
acessP.Permissions.Keys = append(acessP.Permissions.Keys, "WrapKey")
acessP.Permissions.Keys = append(acessP.Permissions.Keys, "Get")
acessP.Permissions.Secrets = append(acessP.Permissions.Secrets, "get")
acessP.Permissions.Certificates =
append(acessP.Permissions.Certificates, "get")
newModel := models.AzVaultPriv {}
newModel.Properties.AccessPolicies = append(newModel.Properties.AccessPolicies, acessP)
marshaledObject, _ := json.Marshal(newModel)
按照下面的一個不理想的解決方法,但讓我繼續前進,直到我解決了這個問題。
func FormatJsonStructVaultPriv(json []byte) []byte {
json = bytes.Replace(json, []byte("Policies\":{"), []byte("Policies\":[{"), 1)
json = bytes.Replace(json, []byte("get\"]}}}}"), []byte("get\"]}}]}}"), 1)
return json
}
謝謝您的幫助!
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