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add experimental plugin system

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This commit is contained in:
Nicola Murino
2021-07-11 15:26:51 +02:00
parent bfa4085932
commit bd5191dfc5
101 changed files with 3190 additions and 1612 deletions
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29
vfs/sftpfs.go
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@@ -21,7 +21,8 @@ import (
"github.com/drakkan/sftpgo/v2/kms"
"github.com/drakkan/sftpgo/v2/logger"
"github.com/drakkan/sftpgo/v2/utils"
"github.com/drakkan/sftpgo/v2/sdk"
"github.com/drakkan/sftpgo/v2/util"
"github.com/drakkan/sftpgo/v2/version"
)
@@ -35,23 +36,7 @@ var ErrSFTPLoop = errors.New("SFTP loop or nested local SFTP folders detected")
// SFTPFsConfig defines the configuration for SFTP based filesystem
type SFTPFsConfig struct {
Endpoint string `json:"endpoint,omitempty"`
Username string `json:"username,omitempty"`
Password *kms.Secret `json:"password,omitempty"`
PrivateKey *kms.Secret `json:"private_key,omitempty"`
Fingerprints []string `json:"fingerprints,omitempty"`
// Prefix is the path prefix to strip from SFTP resource paths.
Prefix string `json:"prefix,omitempty"`
// Concurrent reads are safe to use and disabling them will degrade performance.
// Some servers automatically delete files once they are downloaded.
// Using concurrent reads is problematic with such servers.
DisableCouncurrentReads bool `json:"disable_concurrent_reads,omitempty"`
// The buffer size (in MB) to use for transfers.
// Buffering could improve performance for high latency networks.
// With buffering enabled upload resume is not supported and a file
// cannot be opened for both reading and writing at the same time
// 0 means disabled.
BufferSize int64 `json:"buffer_size,omitempty"`
sdk.SFTPFsConfig
forbiddenSelfUsernames []string `json:"-"`
}
@@ -75,7 +60,7 @@ func (c *SFTPFsConfig) isEqual(other *SFTPFsConfig) bool {
return false
}
for _, fp := range c.Fingerprints {
if !utils.IsStringInSlice(fp, other.Fingerprints) {
if !util.IsStringInSlice(fp, other.Fingerprints) {
return false
}
}
@@ -116,7 +101,7 @@ func (c *SFTPFsConfig) Validate() error {
return err
}
if c.Prefix != "" {
c.Prefix = utils.CleanPath(c.Prefix)
c.Prefix = util.CleanPath(c.Prefix)
} else {
c.Prefix = "/"
}
@@ -745,8 +730,8 @@ func (fs *SFTPFs) createConnection() error {
User: fs.config.Username,
HostKeyCallback: func(hostname string, remote net.Addr, key ssh.PublicKey) error {
fp := ssh.FingerprintSHA256(key)
if utils.IsStringInSlice(fp, sftpFingerprints) {
if utils.IsStringInSlice(fs.config.Username, fs.config.forbiddenSelfUsernames) {
if util.IsStringInSlice(fp, sftpFingerprints) {
if util.IsStringInSlice(fs.config.Username, fs.config.forbiddenSelfUsernames) {
fsLog(fs, logger.LevelWarn, "SFTP loop or nested local SFTP folders detected, mount path %#v, username %#v, forbidden usernames: %+v",
fs.mountPath, fs.config.Username, fs.config.forbiddenSelfUsernames)
return ErrSFTPLoop