mirror of
https://github.com/rclone/rclone.git
synced 2024-11-25 09:54:44 +01:00
351 lines
13 KiB
Go
351 lines
13 KiB
Go
//go:build !plan9 && !solaris && !js
|
||
|
||
package oracleobjectstorage
|
||
|
||
import (
|
||
"time"
|
||
|
||
"github.com/rclone/rclone/fs"
|
||
"github.com/rclone/rclone/fs/config"
|
||
"github.com/rclone/rclone/lib/encoder"
|
||
)
|
||
|
||
const (
|
||
maxSizeForCopy = 4768 * 1024 * 1024
|
||
maxUploadParts = 10000
|
||
defaultUploadConcurrency = 10
|
||
minChunkSize = fs.SizeSuffix(5 * 1024 * 1024)
|
||
defaultUploadCutoff = fs.SizeSuffix(200 * 1024 * 1024)
|
||
maxUploadCutoff = fs.SizeSuffix(5 * 1024 * 1024 * 1024)
|
||
minSleep = 10 * time.Millisecond
|
||
defaultCopyTimeoutDuration = fs.Duration(time.Minute)
|
||
)
|
||
|
||
const (
|
||
userPrincipal = "user_principal_auth"
|
||
instancePrincipal = "instance_principal_auth"
|
||
resourcePrincipal = "resource_principal_auth"
|
||
workloadIdentity = "workload_identity_auth"
|
||
environmentAuth = "env_auth"
|
||
noAuth = "no_auth"
|
||
|
||
userPrincipalHelpText = `use an OCI user and an API key for authentication.
|
||
you’ll need to put in a config file your tenancy OCID, user OCID, region, the path, fingerprint to an API key.
|
||
https://docs.oracle.com/en-us/iaas/Content/API/Concepts/sdkconfig.htm`
|
||
|
||
instancePrincipalHelpText = `use instance principals to authorize an instance to make API calls.
|
||
each instance has its own identity, and authenticates using the certificates that are read from instance metadata.
|
||
https://docs.oracle.com/en-us/iaas/Content/Identity/Tasks/callingservicesfrominstances.htm`
|
||
|
||
workloadIdentityHelpText = `use workload identity to grant OCI Container Engine for Kubernetes workloads policy-driven access to OCI resources using OCI Identity and Access Management (IAM).
|
||
https://docs.oracle.com/en-us/iaas/Content/ContEng/Tasks/contenggrantingworkloadaccesstoresources.htm`
|
||
resourcePrincipalHelpText = `use resource principals to make API calls`
|
||
|
||
environmentAuthHelpText = `automatically pickup the credentials from runtime(env), first one to provide auth wins`
|
||
|
||
noAuthHelpText = `no credentials needed, this is typically for reading public buckets`
|
||
)
|
||
|
||
// Options defines the configuration for this backend
|
||
type Options struct {
|
||
Provider string `config:"provider"`
|
||
Compartment string `config:"compartment"`
|
||
Namespace string `config:"namespace"`
|
||
Region string `config:"region"`
|
||
Endpoint string `config:"endpoint"`
|
||
Enc encoder.MultiEncoder `config:"encoding"`
|
||
ConfigFile string `config:"config_file"`
|
||
ConfigProfile string `config:"config_profile"`
|
||
UploadCutoff fs.SizeSuffix `config:"upload_cutoff"`
|
||
ChunkSize fs.SizeSuffix `config:"chunk_size"`
|
||
MaxUploadParts int `config:"max_upload_parts"`
|
||
UploadConcurrency int `config:"upload_concurrency"`
|
||
DisableChecksum bool `config:"disable_checksum"`
|
||
CopyCutoff fs.SizeSuffix `config:"copy_cutoff"`
|
||
CopyTimeout fs.Duration `config:"copy_timeout"`
|
||
StorageTier string `config:"storage_tier"`
|
||
LeavePartsOnError bool `config:"leave_parts_on_error"`
|
||
AttemptResumeUpload bool `config:"attempt_resume_upload"`
|
||
NoCheckBucket bool `config:"no_check_bucket"`
|
||
SSEKMSKeyID string `config:"sse_kms_key_id"`
|
||
SSECustomerAlgorithm string `config:"sse_customer_algorithm"`
|
||
SSECustomerKey string `config:"sse_customer_key"`
|
||
SSECustomerKeyFile string `config:"sse_customer_key_file"`
|
||
SSECustomerKeySha256 string `config:"sse_customer_key_sha256"`
|
||
}
|
||
|
||
func newOptions() []fs.Option {
|
||
return []fs.Option{{
|
||
Name: fs.ConfigProvider,
|
||
Help: "Choose your Auth Provider",
|
||
Required: true,
|
||
Default: environmentAuth,
|
||
Examples: []fs.OptionExample{{
|
||
Value: environmentAuth,
|
||
Help: environmentAuthHelpText,
|
||
}, {
|
||
Value: userPrincipal,
|
||
Help: userPrincipalHelpText,
|
||
}, {
|
||
Value: instancePrincipal,
|
||
Help: instancePrincipalHelpText,
|
||
}, {
|
||
Value: workloadIdentity,
|
||
Help: workloadIdentityHelpText,
|
||
}, {
|
||
Value: resourcePrincipal,
|
||
Help: resourcePrincipalHelpText,
|
||
}, {
|
||
Value: noAuth,
|
||
Help: noAuthHelpText,
|
||
}},
|
||
}, {
|
||
Name: "namespace",
|
||
Help: "Object storage namespace",
|
||
Required: true,
|
||
Sensitive: true,
|
||
}, {
|
||
Name: "compartment",
|
||
Help: "Object storage compartment OCID",
|
||
Provider: "!no_auth",
|
||
Required: true,
|
||
Sensitive: true,
|
||
}, {
|
||
Name: "region",
|
||
Help: "Object storage Region",
|
||
Required: true,
|
||
}, {
|
||
Name: "endpoint",
|
||
Help: "Endpoint for Object storage API.\n\nLeave blank to use the default endpoint for the region.",
|
||
Required: false,
|
||
}, {
|
||
Name: "config_file",
|
||
Help: "Path to OCI config file",
|
||
Provider: userPrincipal,
|
||
Default: "~/.oci/config",
|
||
Examples: []fs.OptionExample{{
|
||
Value: "~/.oci/config",
|
||
Help: "oci configuration file location",
|
||
}},
|
||
}, {
|
||
Name: "config_profile",
|
||
Help: "Profile name inside the oci config file",
|
||
Provider: userPrincipal,
|
||
Default: "Default",
|
||
Examples: []fs.OptionExample{{
|
||
Value: "Default",
|
||
Help: "Use the default profile",
|
||
}},
|
||
}, {
|
||
// Mapping from here: https://github.com/oracle/oci-go-sdk/blob/master/objectstorage/storage_tier.go
|
||
Name: "storage_tier",
|
||
Help: "The storage class to use when storing new objects in storage. https://docs.oracle.com/en-us/iaas/Content/Object/Concepts/understandingstoragetiers.htm",
|
||
Default: "Standard",
|
||
Advanced: true,
|
||
Examples: []fs.OptionExample{{
|
||
Value: "Standard",
|
||
Help: "Standard storage tier, this is the default tier",
|
||
}, {
|
||
Value: "InfrequentAccess",
|
||
Help: "InfrequentAccess storage tier",
|
||
}, {
|
||
Value: "Archive",
|
||
Help: "Archive storage tier",
|
||
}},
|
||
}, {
|
||
Name: "upload_cutoff",
|
||
Help: `Cutoff for switching to chunked upload.
|
||
|
||
Any files larger than this will be uploaded in chunks of chunk_size.
|
||
The minimum is 0 and the maximum is 5 GiB.`,
|
||
Default: defaultUploadCutoff,
|
||
Advanced: true,
|
||
}, {
|
||
Name: "chunk_size",
|
||
Help: `Chunk size to use for uploading.
|
||
|
||
When uploading files larger than upload_cutoff or files with unknown
|
||
size (e.g. from "rclone rcat" or uploaded with "rclone mount" they will be uploaded
|
||
as multipart uploads using this chunk size.
|
||
|
||
Note that "upload_concurrency" chunks of this size are buffered
|
||
in memory per transfer.
|
||
|
||
If you are transferring large files over high-speed links and you have
|
||
enough memory, then increasing this will speed up the transfers.
|
||
|
||
Rclone will automatically increase the chunk size when uploading a
|
||
large file of known size to stay below the 10,000 chunks limit.
|
||
|
||
Files of unknown size are uploaded with the configured
|
||
chunk_size. Since the default chunk size is 5 MiB and there can be at
|
||
most 10,000 chunks, this means that by default the maximum size of
|
||
a file you can stream upload is 48 GiB. If you wish to stream upload
|
||
larger files then you will need to increase chunk_size.
|
||
|
||
Increasing the chunk size decreases the accuracy of the progress
|
||
statistics displayed with "-P" flag.
|
||
`,
|
||
Default: minChunkSize,
|
||
Advanced: true,
|
||
}, {
|
||
Name: "max_upload_parts",
|
||
Help: `Maximum number of parts in a multipart upload.
|
||
|
||
This option defines the maximum number of multipart chunks to use
|
||
when doing a multipart upload.
|
||
|
||
OCI has max parts limit of 10,000 chunks.
|
||
|
||
Rclone will automatically increase the chunk size when uploading a
|
||
large file of a known size to stay below this number of chunks limit.
|
||
`,
|
||
Default: maxUploadParts,
|
||
Advanced: true,
|
||
}, {
|
||
Name: "upload_concurrency",
|
||
Help: `Concurrency for multipart uploads.
|
||
|
||
This is the number of chunks of the same file that are uploaded
|
||
concurrently.
|
||
|
||
If you are uploading small numbers of large files over high-speed links
|
||
and these uploads do not fully utilize your bandwidth, then increasing
|
||
this may help to speed up the transfers.`,
|
||
Default: defaultUploadConcurrency,
|
||
Advanced: true,
|
||
}, {
|
||
Name: "copy_cutoff",
|
||
Help: `Cutoff for switching to multipart copy.
|
||
|
||
Any files larger than this that need to be server-side copied will be
|
||
copied in chunks of this size.
|
||
|
||
The minimum is 0 and the maximum is 5 GiB.`,
|
||
Default: fs.SizeSuffix(maxSizeForCopy),
|
||
Advanced: true,
|
||
}, {
|
||
Name: "copy_timeout",
|
||
Help: `Timeout for copy.
|
||
|
||
Copy is an asynchronous operation, specify timeout to wait for copy to succeed
|
||
`,
|
||
Default: defaultCopyTimeoutDuration,
|
||
Advanced: true,
|
||
}, {
|
||
Name: "disable_checksum",
|
||
Help: `Don't store MD5 checksum with object metadata.
|
||
|
||
Normally rclone will calculate the MD5 checksum of the input before
|
||
uploading it so it can add it to metadata on the object. This is great
|
||
for data integrity checking but can cause long delays for large files
|
||
to start uploading.`,
|
||
Default: false,
|
||
Advanced: true,
|
||
}, {
|
||
Name: config.ConfigEncoding,
|
||
Help: config.ConfigEncodingHelp,
|
||
Advanced: true,
|
||
// Any UTF-8 character is valid in a key, however it can't handle
|
||
// invalid UTF-8 and / have a special meaning.
|
||
//
|
||
// The SDK can't seem to handle uploading files called '.
|
||
// - initial / encoding
|
||
// - doubled / encoding
|
||
// - trailing / encoding
|
||
// so that OSS keys are always valid file names
|
||
Default: encoder.EncodeInvalidUtf8 |
|
||
encoder.EncodeSlash |
|
||
encoder.EncodeDot,
|
||
}, {
|
||
Name: "leave_parts_on_error",
|
||
Help: `If true avoid calling abort upload on a failure, leaving all successfully uploaded parts for manual recovery.
|
||
|
||
It should be set to true for resuming uploads across different sessions.
|
||
|
||
WARNING: Storing parts of an incomplete multipart upload counts towards space usage on object storage and will add
|
||
additional costs if not cleaned up.
|
||
`,
|
||
Default: false,
|
||
Advanced: true,
|
||
}, {
|
||
Name: "attempt_resume_upload",
|
||
Help: `If true attempt to resume previously started multipart upload for the object.
|
||
This will be helpful to speed up multipart transfers by resuming uploads from past session.
|
||
|
||
WARNING: If chunk size differs in resumed session from past incomplete session, then the resumed multipart upload is
|
||
aborted and a new multipart upload is started with the new chunk size.
|
||
|
||
The flag leave_parts_on_error must be true to resume and optimize to skip parts that were already uploaded successfully.
|
||
`,
|
||
Default: false,
|
||
Advanced: true,
|
||
}, {
|
||
Name: "no_check_bucket",
|
||
Help: `If set, don't attempt to check the bucket exists or create it.
|
||
|
||
This can be useful when trying to minimise the number of transactions
|
||
rclone does if you know the bucket exists already.
|
||
|
||
It can also be needed if the user you are using does not have bucket
|
||
creation permissions.
|
||
`,
|
||
Default: false,
|
||
Advanced: true,
|
||
}, {
|
||
Name: "sse_customer_key_file",
|
||
Help: `To use SSE-C, a file containing the base64-encoded string of the AES-256 encryption key associated
|
||
with the object. Please note only one of sse_customer_key_file|sse_customer_key|sse_kms_key_id is needed.'`,
|
||
Advanced: true,
|
||
Examples: []fs.OptionExample{{
|
||
Value: "",
|
||
Help: "None",
|
||
}},
|
||
}, {
|
||
Name: "sse_customer_key",
|
||
Help: `To use SSE-C, the optional header that specifies the base64-encoded 256-bit encryption key to use to
|
||
encrypt or decrypt the data. Please note only one of sse_customer_key_file|sse_customer_key|sse_kms_key_id is
|
||
needed. For more information, see Using Your Own Keys for Server-Side Encryption
|
||
(https://docs.cloud.oracle.com/Content/Object/Tasks/usingyourencryptionkeys.htm)`,
|
||
Advanced: true,
|
||
Examples: []fs.OptionExample{{
|
||
Value: "",
|
||
Help: "None",
|
||
}},
|
||
}, {
|
||
Name: "sse_customer_key_sha256",
|
||
Help: `If using SSE-C, The optional header that specifies the base64-encoded SHA256 hash of the encryption
|
||
key. This value is used to check the integrity of the encryption key. see Using Your Own Keys for
|
||
Server-Side Encryption (https://docs.cloud.oracle.com/Content/Object/Tasks/usingyourencryptionkeys.htm).`,
|
||
Advanced: true,
|
||
Examples: []fs.OptionExample{{
|
||
Value: "",
|
||
Help: "None",
|
||
}},
|
||
}, {
|
||
Name: "sse_kms_key_id",
|
||
Help: `if using your own master key in vault, this header specifies the
|
||
OCID (https://docs.cloud.oracle.com/Content/General/Concepts/identifiers.htm) of a master encryption key used to call
|
||
the Key Management service to generate a data encryption key or to encrypt or decrypt a data encryption key.
|
||
Please note only one of sse_customer_key_file|sse_customer_key|sse_kms_key_id is needed.`,
|
||
Advanced: true,
|
||
Examples: []fs.OptionExample{{
|
||
Value: "",
|
||
Help: "None",
|
||
}},
|
||
}, {
|
||
Name: "sse_customer_algorithm",
|
||
Help: `If using SSE-C, the optional header that specifies "AES256" as the encryption algorithm.
|
||
Object Storage supports "AES256" as the encryption algorithm. For more information, see
|
||
Using Your Own Keys for Server-Side Encryption (https://docs.cloud.oracle.com/Content/Object/Tasks/usingyourencryptionkeys.htm).`,
|
||
Advanced: true,
|
||
Examples: []fs.OptionExample{{
|
||
Value: "",
|
||
Help: "None",
|
||
}, {
|
||
Value: sseDefaultAlgorithm,
|
||
Help: sseDefaultAlgorithm,
|
||
}},
|
||
}}
|
||
}
|