azureblob: add --azureblob-use-az to force the use of the Azure CLI for auth

Setting this can be useful if you wish to use the az CLI on a host with
a System Managed Identity that you do not want to use.

Fixes #8078
This commit is contained in:
Nick Craig-Wood 2024-09-18 17:31:51 +01:00
parent 976103d50b
commit 0b7b3cacdc
2 changed files with 31 additions and 0 deletions

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@ -259,6 +259,20 @@ msi_client_id, or msi_mi_res_id parameters.`,
Help: "Uses local storage emulator if provided as 'true'.\n\nLeave blank if using real azure storage endpoint.", Help: "Uses local storage emulator if provided as 'true'.\n\nLeave blank if using real azure storage endpoint.",
Default: false, Default: false,
Advanced: true, Advanced: true,
}, {
Name: "use_az",
Help: `Use Azure CLI tool az for authentication
Set to use the [Azure CLI tool az](https://learn.microsoft.com/en-us/cli/azure/)
as the sole means of authentication.
Setting this can be useful if you wish to use the az CLI on a host with
a System Managed Identity that you do not want to use.
Don't set env_auth at the same time.
`,
Default: false,
Advanced: true,
}, { }, {
Name: "endpoint", Name: "endpoint",
Help: "Endpoint for the service.\n\nLeave blank normally.", Help: "Endpoint for the service.\n\nLeave blank normally.",
@ -459,6 +473,7 @@ type Options struct {
MSIObjectID string `config:"msi_object_id"` MSIObjectID string `config:"msi_object_id"`
MSIClientID string `config:"msi_client_id"` MSIClientID string `config:"msi_client_id"`
MSIResourceID string `config:"msi_mi_res_id"` MSIResourceID string `config:"msi_mi_res_id"`
UseAZ bool `config:"use_az"`
Endpoint string `config:"endpoint"` Endpoint string `config:"endpoint"`
ChunkSize fs.SizeSuffix `config:"chunk_size"` ChunkSize fs.SizeSuffix `config:"chunk_size"`
UploadConcurrency int `config:"upload_concurrency"` UploadConcurrency int `config:"upload_concurrency"`
@ -893,6 +908,12 @@ func NewFs(ctx context.Context, name, root string, m configmap.Mapper) (fs.Fs, e
if err != nil { if err != nil {
return nil, fmt.Errorf("failed to acquire MSI token: %w", err) return nil, fmt.Errorf("failed to acquire MSI token: %w", err)
} }
case opt.UseAZ:
var options = azidentity.AzureCLICredentialOptions{}
cred, err = azidentity.NewAzureCLICredential(&options)
if err != nil {
return nil, fmt.Errorf("failed to create Azure CLI credentials: %w", err)
}
case opt.Account != "": case opt.Account != "":
// Anonymous access // Anonymous access
anonymous = true anonymous = true

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@ -297,6 +297,16 @@ be explicitly specified using exactly one of the `msi_object_id`,
If none of `msi_object_id`, `msi_client_id`, or `msi_mi_res_id` is If none of `msi_object_id`, `msi_client_id`, or `msi_mi_res_id` is
set, this is is equivalent to using `env_auth`. set, this is is equivalent to using `env_auth`.
#### Azure CLI tool `az` {#use_az}
Set to use the [Azure CLI tool `az`](https://learn.microsoft.com/en-us/cli/azure/)
as the sole means of authentication.
Setting this can be useful if you wish to use the `az` CLI on a host with
a System Managed Identity that you do not want to use.
Don't set `env_auth` at the same time.
#### Anonymous {#anonymous} #### Anonymous {#anonymous}
If you want to access resources with public anonymous access then set If you want to access resources with public anonymous access then set