564 строки
24 KiB
Go
Executable File
564 строки
24 KiB
Go
Executable File
/*
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_____ _____ _____ ____ ______ _____ ------
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| --- | | | | |-----| |---- | | |-----| |----- ------
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| ____| |_____ | ____| | ____| | |_____| _____| |_____ |_____
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Licensed under the MIT License <http://opensource.org/licenses/MIT>.
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Copyright © 2020-2024 Microsoft Corporation. All rights reserved.
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Author : <blobfusedev@microsoft.com>
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE
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*/
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package cmd
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import (
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"bufio"
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"bytes"
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"errors"
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"fmt"
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"log/syslog"
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"os"
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"strconv"
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"strings"
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"github.com/Azure/azure-storage-fuse/v2/common"
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"github.com/Azure/azure-storage-fuse/v2/common/log"
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"github.com/Azure/azure-storage-fuse/v2/component/attr_cache"
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"github.com/Azure/azure-storage-fuse/v2/component/azstorage"
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"github.com/Azure/azure-storage-fuse/v2/component/block_cache"
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"github.com/Azure/azure-storage-fuse/v2/component/file_cache"
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"github.com/Azure/azure-storage-fuse/v2/component/libfuse"
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"github.com/spf13/cobra"
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"github.com/spf13/pflag"
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"gopkg.in/yaml.v3"
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)
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type blobfuseCliOptions struct {
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configFile string
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logLevel string
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fuseLogging bool
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useAttrCache bool
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useStreaming bool
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// fuseAttrTimeout uint32
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// fuseEntryTimeout uint32
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tmpPath string
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cacheSize float64
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fileCacheTimeout uint32
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maxEviciton uint32
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highDiskThreshold uint32
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lowDiskThreshold uint32
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emptyDirCheck bool
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blockSize uint64
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maxBlocksPerFile int
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streamCacheSize uint64
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noSymlinks bool
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cacheOnList bool
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useAdls bool
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useHttps bool
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containerName string
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maxConcurrency uint16
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cancelListOnMount uint16
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maxRetry int32
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maxRetryInterval int32
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retryDelayFactor int32
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httpProxy string
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httpsProxy string
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ignoreOpenFlags bool
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}
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type ComponentsConfig []string
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type PipelineConfig struct {
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ForegroundOption bool `yaml:"foreground,omitempty"`
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ReadOnlyOption bool `yaml:"read-only,omitempty"`
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AllowOtherOption bool `yaml:"allow-other,omitempty"`
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NonEmptyMountOption bool `yaml:"nonempty,omitempty"`
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LogOptions `yaml:"logging,omitempty"`
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libfuse.LibfuseOptions `yaml:"libfuse,omitempty"`
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block_cache.StreamOptions `yaml:"stream,omitempty"`
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file_cache.FileCacheOptions `yaml:"file_cache,omitempty"`
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attr_cache.AttrCacheOptions `yaml:"attr_cache,omitempty"`
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azstorage.AzStorageOptions `yaml:"azstorage,omitempty"`
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ComponentsConfig `yaml:"components,omitempty"`
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}
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var outputFilePath string
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var mountPath string
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var libfuseOptions []string
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var bfConfCliOptions blobfuseCliOptions
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var bfv2StorageConfigOptions azstorage.AzStorageOptions
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var bfv2LoggingConfigOptions LogOptions
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var bfv2FuseConfigOptions libfuse.LibfuseOptions
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var bfv2FileCacheConfigOptions file_cache.FileCacheOptions
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var bfv2AttrCacheConfigOptions attr_cache.AttrCacheOptions
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var bfv2ComponentsConfigOptions ComponentsConfig
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var bfv2StreamConfigOptions block_cache.StreamOptions
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var bfv2ForegroundOption bool
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var bfv2ReadOnlyOption bool
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var bfv2NonEmptyMountOption bool
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var bfv2AllowOtherOption bool
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var useAttrCache bool
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var useStream bool
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var useFileCache bool = true
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var convertConfigOnly bool
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var enableGen1 bool
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var reqFreeSpaceMB int
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func resetOptions() {
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bfv2StorageConfigOptions = azstorage.AzStorageOptions{}
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bfv2LoggingConfigOptions = LogOptions{}
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bfv2FuseConfigOptions = libfuse.LibfuseOptions{}
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bfv2FileCacheConfigOptions = file_cache.FileCacheOptions{}
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bfv2AttrCacheConfigOptions = attr_cache.AttrCacheOptions{}
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bfv2ComponentsConfigOptions = ComponentsConfig{}
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bfv2StreamConfigOptions = block_cache.StreamOptions{}
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bfv2ForegroundOption = false
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bfv2ReadOnlyOption = false
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bfv2NonEmptyMountOption = false
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bfv2AllowOtherOption = false
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useAttrCache = false
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useStream = false
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useFileCache = true
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}
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var generateConfigCmd = &cobra.Command{
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Use: "mountv1",
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Short: "Generate a configuration file for Blobfuse2 from Blobfuse configuration file/flags",
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Long: "Generate a configuration file for Blobfuse2 from Blobfuse configuration file/flags",
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SuggestFor: []string{"conv config", "convert config"},
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Args: cobra.MaximumNArgs(1),
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FlagErrorHandling: cobra.ExitOnError,
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RunE: func(cmd *cobra.Command, args []string) error {
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if !disableVersionCheck {
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err := VersionCheck()
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if err != nil {
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log.Err(err.Error())
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}
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}
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resetOptions()
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// If we are only converting the config without mounting then we do not need the mount path and therefore the args length would be 0
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if len(args) == 1 {
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mountPath = args[0]
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}
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file, err := os.Open(bfConfCliOptions.configFile)
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if err == nil {
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defer file.Close()
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scanner := bufio.NewScanner(file)
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for scanner.Scan() {
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// some users may have a commented out config
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linePieces := strings.SplitN(scanner.Text(), "#", 2)
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line := linePieces[0]
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configParam := strings.Fields(line)
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if len(configParam) == 0 {
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continue
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}
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if len(configParam) != 2 {
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return fmt.Errorf("failed to read configuration file. Configuration %s is incorrect. Make sure your configuration file parameters are of the format `key value`", configParam)
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}
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// get corresponding Blobfuse2 configurations from the config file parameters
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err := convertBfConfigParameter(cmd.Flags(), configParam[0], configParam[1])
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if err != nil {
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return fmt.Errorf("failed to convert configuration parameters [%s]", err.Error())
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}
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}
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}
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bfv2ComponentsConfigOptions = append(bfv2ComponentsConfigOptions, "libfuse")
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// get corresponding Blobfuse2 configurations from the cli parameters - these supersede the config options
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err = convertBfCliParameters(cmd.Flags())
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if err != nil {
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return fmt.Errorf("failed to convert CLI parameters [%s]", err.Error())
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}
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// if we have the o being passed then parse it
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if cmd.Flags().Lookup("o").Changed {
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err := parseFuseConfig(libfuseOptions)
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if err != nil {
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return err
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}
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}
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if useStream {
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bfv2ComponentsConfigOptions = append(bfv2ComponentsConfigOptions, "stream")
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}
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if useFileCache {
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bfv2ComponentsConfigOptions = append(bfv2ComponentsConfigOptions, "file_cache")
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}
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if useAttrCache {
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bfv2ComponentsConfigOptions = append(bfv2ComponentsConfigOptions, "attr_cache")
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}
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bfv2ComponentsConfigOptions = append(bfv2ComponentsConfigOptions, "azstorage")
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// Set the endpoint if not explicitly provided
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if bfv2StorageConfigOptions.Endpoint == "" {
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accountName := bfv2StorageConfigOptions.AccountName
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if accountName == "" {
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res, ok := os.LookupEnv(azstorage.EnvAzStorageAccount)
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if !ok {
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return fmt.Errorf("invalid account name")
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} else {
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accountName = res
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}
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}
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http := "https"
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if bfv2StorageConfigOptions.UseHTTP {
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http = "http"
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}
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accountType := ""
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if bfv2StorageConfigOptions.AccountType == "" || bfv2StorageConfigOptions.AccountType == "blob" {
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accountType = "blob"
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} else if bfv2StorageConfigOptions.AccountType == "adls" {
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accountType = "dfs"
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} else {
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return fmt.Errorf("invalid account type")
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}
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bfv2StorageConfigOptions.Endpoint = fmt.Sprintf("%s://%s.%s.core.windows.net", http, accountName, accountType)
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}
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bfv2StorageConfigOptions.VirtualDirectory = true
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pConf := PipelineConfig{
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bfv2ForegroundOption,
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bfv2ReadOnlyOption,
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bfv2AllowOtherOption,
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bfv2NonEmptyMountOption,
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bfv2LoggingConfigOptions,
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bfv2FuseConfigOptions,
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bfv2StreamConfigOptions,
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bfv2FileCacheConfigOptions,
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bfv2AttrCacheConfigOptions,
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bfv2StorageConfigOptions,
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bfv2ComponentsConfigOptions}
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data, _ := yaml.Marshal(&pConf)
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err2 := os.WriteFile(outputFilePath, data, 0700)
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if err2 != nil {
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return fmt.Errorf("failed to write file [%s]", err2.Error())
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}
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if !convertConfigOnly {
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buf := new(bytes.Buffer)
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rootCmd.SetOut(buf)
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rootCmd.SetErr(buf)
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if enableGen1 {
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rootCmd.SetArgs([]string{"mountgen1", mountPath, fmt.Sprintf("--config-file=%s", outputFilePath), fmt.Sprintf("--required-free-space-mb=%v", reqFreeSpaceMB)})
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} else {
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rootCmd.SetArgs([]string{"mount", mountPath, fmt.Sprintf("--config-file=%s", outputFilePath), "--disable-version-check=true"})
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}
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err := rootCmd.Execute()
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if err != nil {
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return fmt.Errorf("failed to execute command [%s]", err.Error())
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}
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}
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return nil
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},
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}
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// `-o negative_timeout`: files that do not exist
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// `-o ro`: read-only mode
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// `-o entry_timeout`: timeout in seconds for which name lookups will be cached
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// `-o attr_timeout`: The timeout in seconds for which file/directory attributes
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// `-o umask`: inverse of default permissions being set, so 0000 is 0777
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// `-d` : enable debug logs and foreground on
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func parseFuseConfig(config []string) error {
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for _, v := range config {
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parameter := strings.Split(v, "=")
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if len(parameter) > 2 || len(parameter) <= 0 {
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return errors.New(common.FuseAllowedFlags)
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}
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v = strings.TrimSpace(v)
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if ignoreFuseOptions(v) {
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continue
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} else if v == "allow_other" || v == "allow_other=true" {
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bfv2AllowOtherOption = true
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} else if v == "allow_other=false" {
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bfv2AllowOtherOption = false
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} else if v == "nonempty" {
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bfv2NonEmptyMountOption = true
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} else if strings.HasPrefix(v, "attr_timeout=") {
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timeout, err := strconv.ParseUint(parameter[1], 10, 32)
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if err != nil {
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return fmt.Errorf("failed to parse attr_timeout [%s]", err.Error())
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}
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bfv2FuseConfigOptions.AttributeExpiration = uint32(timeout)
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} else if strings.HasPrefix(v, "entry_timeout=") {
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timeout, err := strconv.ParseUint(parameter[1], 10, 32)
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if err != nil {
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return fmt.Errorf("failed to parse entry_timeout [%s]", err.Error())
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}
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bfv2FuseConfigOptions.EntryExpiration = uint32(timeout)
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} else if strings.HasPrefix(v, "negative_timeout=") {
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timeout, err := strconv.ParseUint(parameter[1], 10, 32)
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if err != nil {
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return fmt.Errorf("failed to parse negative_timeout [%s]", err.Error())
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}
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bfv2FuseConfigOptions.NegativeEntryExpiration = uint32(timeout)
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} else if v == "ro" {
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bfv2ReadOnlyOption = true
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} else if v == "allow_root" {
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bfv2FuseConfigOptions.DefaultPermission = 700
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} else if strings.HasPrefix(v, "umask=") {
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permission, err := strconv.ParseUint(parameter[1], 10, 32)
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if err != nil {
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return fmt.Errorf("failed to parse umask [%s]", err.Error())
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}
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perm := ^uint32(permission) & 777
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bfv2FuseConfigOptions.DefaultPermission = perm
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} else {
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return errors.New(common.FuseAllowedFlags)
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}
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}
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return nil
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}
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// helper method: converts config file options
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func convertBfConfigParameter(flags *pflag.FlagSet, configParameterKey string, configParameterValue string) error {
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switch configParameterKey {
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case "logLevel":
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if !flags.Lookup("log-level").Changed {
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bfv2LoggingConfigOptions.LogLevel = configParameterValue
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}
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case "accountName":
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bfv2StorageConfigOptions.AccountName = configParameterValue
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case "accountKey":
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bfv2StorageConfigOptions.AccountKey = configParameterValue
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case "accountType":
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if !flags.Lookup("use-adls").Changed {
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bfv2StorageConfigOptions.AccountType = configParameterValue
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}
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case "aadEndpoint":
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bfv2StorageConfigOptions.ActiveDirectoryEndpoint = configParameterValue
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case "authType":
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bfv2StorageConfigOptions.AuthMode = strings.ToLower(configParameterValue)
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case "blobEndpoint":
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bfv2StorageConfigOptions.Endpoint = configParameterValue
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case "containerName":
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if !flags.Lookup("container-name").Changed {
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bfv2StorageConfigOptions.Container = configParameterValue
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}
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case "httpProxy":
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if !flags.Lookup("http-proxy").Changed {
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bfv2StorageConfigOptions.HttpProxyAddress = configParameterValue
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}
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case "identityClientId":
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bfv2StorageConfigOptions.ApplicationID = configParameterValue
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case "httpsProxy":
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bfv2StorageConfigOptions.HttpsProxyAddress = configParameterValue
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case "identityObjectId":
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bfv2StorageConfigOptions.ObjectID = configParameterValue
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case "identityResourceId":
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bfv2StorageConfigOptions.ResourceID = configParameterValue
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case "sasToken":
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bfv2StorageConfigOptions.SaSKey = configParameterValue
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case "servicePrincipalClientId":
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bfv2StorageConfigOptions.ClientID = configParameterValue
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case "servicePrincipalClientSecret":
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bfv2StorageConfigOptions.ClientSecret = configParameterValue
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case "servicePrincipalTenantId":
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bfv2StorageConfigOptions.TenantID = configParameterValue
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case "msiEndpoint":
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// msiEndpoint is not supported config in V2, this needs to be given as MSI_ENDPOINT env variable
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return nil
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default:
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return fmt.Errorf("failed to parse configuration file. Configuration parameter `%s` is not supported in Blobfuse2", configParameterKey)
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}
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return nil
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}
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// helper method: converts cli options - cli options that overlap with config file take precedence
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func convertBfCliParameters(flags *pflag.FlagSet) error {
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if flags.Lookup("set-content-type").Changed || flags.Lookup("ca-cert-file").Changed || flags.Lookup("basic-remount-check").Changed || flags.Lookup(
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"background-download").Changed || flags.Lookup("cache-poll-timeout-msec").Changed || flags.Lookup("upload-modified-only").Changed || flags.Lookup("debug-libcurl").Changed {
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logWriter, _ := syslog.New(syslog.LOG_WARNING, "")
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_ = logWriter.Warning("one or more unsupported v1 parameters [set-content-type, ca-cert-file, basic-remount-check, background-download, cache-poll-timeout-msec, upload-modified-only, debug-libcurl] have been passed, ignoring and proceeding to mount")
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}
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bfv2LoggingConfigOptions.Type = "syslog"
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if flags.Lookup("log-level").Changed {
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bfv2LoggingConfigOptions.LogLevel = bfConfCliOptions.logLevel
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}
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if flags.Lookup("streaming").Changed {
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if bfConfCliOptions.useStreaming {
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useStream = true
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useFileCache = false
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if flags.Lookup("block-size-mb").Changed {
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bfv2StreamConfigOptions.BlockSize = bfConfCliOptions.blockSize
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}
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if flags.Lookup("max-blocks-per-file").Changed {
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bfv2StreamConfigOptions.BufferSize = bfConfCliOptions.blockSize * uint64(bfConfCliOptions.maxBlocksPerFile)
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}
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if flags.Lookup("stream-cache-mb").Changed {
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bfv2StreamConfigOptions.CachedObjLimit = bfConfCliOptions.streamCacheSize / bfv2StreamConfigOptions.BufferSize
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if bfv2StreamConfigOptions.CachedObjLimit == 0 {
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bfv2StreamConfigOptions.CachedObjLimit = 1
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}
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}
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} else {
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useStream = false
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useFileCache = true
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}
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}
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if flags.Lookup("use-attr-cache").Changed {
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useAttrCache = true
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if bfConfCliOptions.useAttrCache {
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if flags.Lookup("cache-on-list").Changed {
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if bfConfCliOptions.cacheOnList {
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bfv2AttrCacheConfigOptions.NoCacheOnList = !bfConfCliOptions.cacheOnList
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}
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}
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if flags.Lookup("no-symlinks").Changed {
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if bfConfCliOptions.noSymlinks {
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bfv2AttrCacheConfigOptions.NoSymlinks = bfConfCliOptions.noSymlinks
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}
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}
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}
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}
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if flags.Lookup("tmp-path").Changed {
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bfv2FileCacheConfigOptions.TmpPath = bfConfCliOptions.tmpPath
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}
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if flags.Lookup("cache-size-mb").Changed {
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bfv2FileCacheConfigOptions.MaxSizeMB = bfConfCliOptions.cacheSize
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}
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if flags.Lookup("file-cache-timeout-in-seconds").Changed {
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bfv2FileCacheConfigOptions.Timeout = bfConfCliOptions.fileCacheTimeout
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}
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if flags.Lookup("max-eviction").Changed {
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bfv2FileCacheConfigOptions.MaxEviction = bfConfCliOptions.maxEviciton
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}
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if flags.Lookup("high-disk-threshold").Changed {
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bfv2FileCacheConfigOptions.HighThreshold = bfConfCliOptions.highDiskThreshold
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}
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if flags.Lookup("low-disk-threshold").Changed {
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bfv2FileCacheConfigOptions.LowThreshold = bfConfCliOptions.lowDiskThreshold
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}
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if flags.Lookup("empty-dir-check").Changed {
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bfv2FileCacheConfigOptions.AllowNonEmpty = !bfConfCliOptions.emptyDirCheck
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}
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if flags.Lookup("use-adls").Changed {
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if bfConfCliOptions.useAdls {
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bfv2StorageConfigOptions.AccountType = "adls"
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} else {
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bfv2StorageConfigOptions.AccountType = "block"
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}
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}
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if flags.Lookup("use-https").Changed {
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bfv2StorageConfigOptions.UseHTTP = !bfConfCliOptions.useHttps
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}
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if flags.Lookup("container-name").Changed {
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bfv2StorageConfigOptions.Container = bfConfCliOptions.containerName
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}
|
|
if flags.Lookup("max-concurrency").Changed {
|
|
bfv2StorageConfigOptions.MaxConcurrency = bfConfCliOptions.maxConcurrency
|
|
}
|
|
if flags.Lookup("cancel-list-on-mount-seconds").Changed {
|
|
bfv2StorageConfigOptions.CancelListForSeconds = bfConfCliOptions.cancelListOnMount
|
|
}
|
|
if flags.Lookup("max-retry").Changed {
|
|
bfv2StorageConfigOptions.MaxRetries = bfConfCliOptions.maxRetry
|
|
}
|
|
if flags.Lookup("max-retry-interval-in-seconds").Changed {
|
|
bfv2StorageConfigOptions.MaxTimeout = bfConfCliOptions.maxRetryInterval
|
|
}
|
|
if flags.Lookup("retry-delay-factor").Changed {
|
|
bfv2StorageConfigOptions.BackoffTime = bfConfCliOptions.retryDelayFactor
|
|
}
|
|
if flags.Lookup("http-proxy").Changed {
|
|
bfv2StorageConfigOptions.HttpProxyAddress = bfConfCliOptions.httpProxy
|
|
}
|
|
if flags.Lookup("https-proxy").Changed {
|
|
bfv2StorageConfigOptions.HttpsProxyAddress = bfConfCliOptions.httpsProxy
|
|
}
|
|
if flags.Lookup("d").Changed {
|
|
bfv2FuseConfigOptions.EnableFuseTrace = bfConfCliOptions.fuseLogging
|
|
bfv2ForegroundOption = bfConfCliOptions.fuseLogging
|
|
}
|
|
if flags.Lookup("ignore-open-flags").Changed {
|
|
bfv2FuseConfigOptions.IgnoreOpenFlags = bfConfCliOptions.ignoreOpenFlags
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func init() {
|
|
rootCmd.AddCommand(generateConfigCmd)
|
|
generateConfigCmd.Flags().StringVar(&outputFilePath, "output-file", "config.yaml", "Output Blobfuse configuration file.")
|
|
|
|
generateConfigCmd.Flags().StringVar(&bfConfCliOptions.tmpPath, "tmp-path", "", "Tmp location for the file cache.")
|
|
generateConfigCmd.Flags().StringVar(&bfConfCliOptions.configFile, "config-file", "", "Input Blobfuse configuration file.")
|
|
generateConfigCmd.Flags().BoolVar(&bfConfCliOptions.useHttps, "use-https", false, "Enables HTTPS communication with Blob storage.")
|
|
generateConfigCmd.Flags().Uint32Var(&bfConfCliOptions.fileCacheTimeout, "file-cache-timeout-in-seconds", 0, "During this time, blobfuse will not check whether the file is up to date or not.")
|
|
generateConfigCmd.Flags().StringVar(&bfConfCliOptions.containerName, "container-name", "", "Required if no configuration file is specified.")
|
|
generateConfigCmd.Flags().StringVar(&bfConfCliOptions.logLevel, "log-level", "LOG_WARNING", "Logging level.")
|
|
generateConfigCmd.Flags().BoolVar(&bfConfCliOptions.useAttrCache, "use-attr-cache", false, "Enable attribute cache.")
|
|
generateConfigCmd.Flags().BoolVar(&bfConfCliOptions.useAdls, "use-adls", false, "Enables blobfuse to access Azure DataLake storage account.")
|
|
generateConfigCmd.Flags().BoolVar(&bfConfCliOptions.noSymlinks, "no-symlinks", false, "Disables symlink support.")
|
|
generateConfigCmd.Flags().BoolVar(&bfConfCliOptions.cacheOnList, "cache-on-list", true, "Cache attributes on listing.")
|
|
generateConfigCmd.Flags().Uint16Var(&bfConfCliOptions.maxConcurrency, "max-concurrency", 0, "Option to override default number of concurrent storage connections")
|
|
generateConfigCmd.Flags().Float64Var(&bfConfCliOptions.cacheSize, "cache-size-mb", 0, "File cache size.")
|
|
generateConfigCmd.Flags().BoolVar(&bfConfCliOptions.emptyDirCheck, "empty-dir-check", false, "Disallows remounting using a non-empty tmp-path.")
|
|
generateConfigCmd.Flags().Uint16Var(&bfConfCliOptions.cancelListOnMount, "cancel-list-on-mount-seconds", 0, "A list call to the container is by default issued on mount.")
|
|
generateConfigCmd.Flags().Uint32Var(&bfConfCliOptions.highDiskThreshold, "high-disk-threshold", 0, "High disk threshold percentage.")
|
|
generateConfigCmd.Flags().Uint32Var(&bfConfCliOptions.lowDiskThreshold, "low-disk-threshold", 0, "Low disk threshold percentage.")
|
|
generateConfigCmd.Flags().Uint32Var(&bfConfCliOptions.maxEviciton, "max-eviction", 0, "Number of files to be evicted from cache at once.")
|
|
generateConfigCmd.Flags().StringVar(&bfConfCliOptions.httpsProxy, "https-proxy", "", "HTTPS Proxy address.")
|
|
generateConfigCmd.Flags().StringVar(&bfConfCliOptions.httpProxy, "http-proxy", "", "HTTP Proxy address.")
|
|
generateConfigCmd.Flags().Int32Var(&bfConfCliOptions.maxRetry, "max-retry", 0, "Maximum retry count if the failure codes are retryable.")
|
|
generateConfigCmd.Flags().Int32Var(&bfConfCliOptions.maxRetryInterval, "max-retry-interval-in-seconds", 0, "Maximum number of seconds between 2 retries.")
|
|
generateConfigCmd.Flags().Int32Var(&bfConfCliOptions.retryDelayFactor, "retry-delay-factor", 0, "Retry delay between two tries")
|
|
//invalidate-on-sync is always on - accept it as an arg and just ignore it
|
|
generateConfigCmd.Flags().Bool("invalidate-on-sync", true, "Invalidate file/dir on sync/fsync")
|
|
//pre-mount-validate is always on - accept it as an arg and just ignore it
|
|
generateConfigCmd.Flags().Bool("pre-mount-validate", true, "Validate blobfuse2 is mounted")
|
|
generateConfigCmd.Flags().BoolVar(&bfConfCliOptions.useStreaming, "streaming", false, "Enable Streaming.")
|
|
generateConfigCmd.Flags().Uint64Var(&bfConfCliOptions.streamCacheSize, "stream-cache-mb", 0, "Limit total amount of data being cached in memory to conserve memory footprint of blobfuse.")
|
|
generateConfigCmd.Flags().IntVar(&bfConfCliOptions.maxBlocksPerFile, "max-blocks-per-file", 0, "Maximum number of blocks to be cached in memory for streaming.")
|
|
generateConfigCmd.Flags().Uint64Var(&bfConfCliOptions.blockSize, "block-size-mb", 0, "Size (in MB) of a block to be downloaded during streaming.")
|
|
|
|
generateConfigCmd.Flags().StringSliceVarP(&libfuseOptions, "o", "o", []string{}, "FUSE options.")
|
|
generateConfigCmd.Flags().BoolVarP(&bfConfCliOptions.fuseLogging, "d", "d", false, "Mount with foreground and FUSE logs on.")
|
|
generateConfigCmd.Flags().BoolVar(&convertConfigOnly, "convert-config-only", false, "Don't mount - only convert v1 configuration to v2.")
|
|
generateConfigCmd.Flags().BoolVar(&bfConfCliOptions.ignoreOpenFlags, "ignore-open-flags", false, "Flag to ignore open flags unsupported by blobfuse.")
|
|
|
|
// options that are not available in V2:
|
|
generateConfigCmd.Flags().Bool("set-content-type", false, "Turns on automatic 'content-type' property based on the file extension.")
|
|
generateConfigCmd.Flags().String("ca-cert-file", "", "Specifies the proxy pem certificate path if its not in the default path.")
|
|
generateConfigCmd.Flags().Bool("basic-remount-check", false, "Check for an already mounted status using /etc/mtab.")
|
|
generateConfigCmd.Flags().Bool("background-download", false, "File download to run in the background on open call.")
|
|
generateConfigCmd.Flags().Uint64("cache-poll-timeout-msec", 0, "Time in milliseconds in order to poll for possible expired files awaiting cache eviction.")
|
|
generateConfigCmd.Flags().Bool("upload-modified-only", false, "Flag to turn off unnecessary uploads to storage.")
|
|
generateConfigCmd.Flags().Bool("debug-libcurl", false, "Flag to allow users to debug libcurl calls.")
|
|
|
|
// flags for gen1 mount
|
|
generateConfigCmd.Flags().BoolVar(&enableGen1, "enable-gen1", false, "To enable Gen1 mount")
|
|
generateConfigCmd.Flags().IntVar(&reqFreeSpaceMB, "required-free-space-mb", 0, "Required free space in MB")
|
|
}
|