345 lines
17 KiB
Go
345 lines
17 KiB
Go
// Package configflags defines the flags used by rclone. It is
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// decoupled into a separate package so it can be replaced.
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package configflags
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// Options set by command line flags
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import (
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"log"
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"net"
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"path/filepath"
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"strconv"
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"strings"
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"github.com/rclone/rclone/fs"
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"github.com/rclone/rclone/fs/config"
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"github.com/rclone/rclone/fs/config/flags"
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fsLog "github.com/rclone/rclone/fs/log"
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"github.com/rclone/rclone/fs/rc"
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"github.com/sirupsen/logrus"
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"github.com/spf13/pflag"
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)
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var (
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// these will get interpreted into fs.Config via SetFlags() below
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verbose int
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quiet bool
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dumpHeaders bool
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dumpBodies bool
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deleteBefore bool
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deleteDuring bool
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deleteAfter bool
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bindAddr string
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disableFeatures string
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dscp string
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uploadHeaders []string
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downloadHeaders []string
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headers []string
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)
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// AddFlags adds the non filing system specific flags to the command
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func AddFlags(ci *fs.ConfigInfo, flagSet *pflag.FlagSet) {
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rc.AddOption("main", ci)
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// NB defaults which aren't the zero for the type should be set in fs/config.go NewConfig
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flags.CountVarP(flagSet, &verbose, "verbose", "v", "Print lots more stuff (repeat for more)")
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flags.BoolVarP(flagSet, &quiet, "quiet", "q", false, "Print as little stuff as possible")
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flags.DurationVarP(flagSet, &ci.ModifyWindow, "modify-window", "", ci.ModifyWindow, "Max time diff to be considered the same")
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flags.IntVarP(flagSet, &ci.Checkers, "checkers", "", ci.Checkers, "Number of checkers to run in parallel.")
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flags.IntVarP(flagSet, &ci.Transfers, "transfers", "", ci.Transfers, "Number of file transfers to run in parallel.")
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flags.StringVarP(flagSet, &config.ConfigPath, "config", "", config.ConfigPath, "Config file.")
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flags.StringVarP(flagSet, &config.CacheDir, "cache-dir", "", config.CacheDir, "Directory rclone will use for caching.")
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flags.BoolVarP(flagSet, &ci.CheckSum, "checksum", "c", ci.CheckSum, "Skip based on checksum (if available) & size, not mod-time & size")
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flags.BoolVarP(flagSet, &ci.SizeOnly, "size-only", "", ci.SizeOnly, "Skip based on size only, not mod-time or checksum")
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flags.BoolVarP(flagSet, &ci.IgnoreTimes, "ignore-times", "I", ci.IgnoreTimes, "Don't skip files that match size and time - transfer all files")
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flags.BoolVarP(flagSet, &ci.IgnoreExisting, "ignore-existing", "", ci.IgnoreExisting, "Skip all files that exist on destination")
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flags.BoolVarP(flagSet, &ci.IgnoreErrors, "ignore-errors", "", ci.IgnoreErrors, "delete even if there are I/O errors")
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flags.BoolVarP(flagSet, &ci.DryRun, "dry-run", "n", ci.DryRun, "Do a trial run with no permanent changes")
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flags.BoolVarP(flagSet, &ci.Interactive, "interactive", "i", ci.Interactive, "Enable interactive mode")
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flags.DurationVarP(flagSet, &ci.ConnectTimeout, "contimeout", "", ci.ConnectTimeout, "Connect timeout")
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flags.DurationVarP(flagSet, &ci.Timeout, "timeout", "", ci.Timeout, "IO idle timeout")
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flags.DurationVarP(flagSet, &ci.ExpectContinueTimeout, "expect-continue-timeout", "", ci.ExpectContinueTimeout, "Timeout when using expect / 100-continue in HTTP")
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flags.BoolVarP(flagSet, &dumpHeaders, "dump-headers", "", false, "Dump HTTP headers - may contain sensitive info")
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flags.BoolVarP(flagSet, &dumpBodies, "dump-bodies", "", false, "Dump HTTP headers and bodies - may contain sensitive info")
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flags.BoolVarP(flagSet, &ci.InsecureSkipVerify, "no-check-certificate", "", ci.InsecureSkipVerify, "Do not verify the server SSL certificate. Insecure.")
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flags.BoolVarP(flagSet, &ci.AskPassword, "ask-password", "", ci.AskPassword, "Allow prompt for password for encrypted configuration.")
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flags.FVarP(flagSet, &ci.PasswordCommand, "password-command", "", "Command for supplying password for encrypted configuration.")
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flags.BoolVarP(flagSet, &deleteBefore, "delete-before", "", false, "When synchronizing, delete files on destination before transferring")
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flags.BoolVarP(flagSet, &deleteDuring, "delete-during", "", false, "When synchronizing, delete files during transfer")
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flags.BoolVarP(flagSet, &deleteAfter, "delete-after", "", false, "When synchronizing, delete files on destination after transferring (default)")
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flags.Int64VarP(flagSet, &ci.MaxDelete, "max-delete", "", -1, "When synchronizing, limit the number of deletes")
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flags.BoolVarP(flagSet, &ci.TrackRenames, "track-renames", "", ci.TrackRenames, "When synchronizing, track file renames and do a server-side move if possible")
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flags.StringVarP(flagSet, &ci.TrackRenamesStrategy, "track-renames-strategy", "", ci.TrackRenamesStrategy, "Strategies to use when synchronizing using track-renames hash|modtime|leaf")
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flags.IntVarP(flagSet, &ci.LowLevelRetries, "low-level-retries", "", ci.LowLevelRetries, "Number of low level retries to do.")
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flags.BoolVarP(flagSet, &ci.UpdateOlder, "update", "u", ci.UpdateOlder, "Skip files that are newer on the destination.")
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flags.BoolVarP(flagSet, &ci.UseServerModTime, "use-server-modtime", "", ci.UseServerModTime, "Use server modified time instead of object metadata")
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flags.BoolVarP(flagSet, &ci.NoGzip, "no-gzip-encoding", "", ci.NoGzip, "Don't set Accept-Encoding: gzip.")
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flags.IntVarP(flagSet, &ci.MaxDepth, "max-depth", "", ci.MaxDepth, "If set limits the recursion depth to this.")
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flags.BoolVarP(flagSet, &ci.IgnoreSize, "ignore-size", "", false, "Ignore size when skipping use mod-time or checksum.")
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flags.BoolVarP(flagSet, &ci.IgnoreChecksum, "ignore-checksum", "", ci.IgnoreChecksum, "Skip post copy check of checksums.")
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flags.BoolVarP(flagSet, &ci.IgnoreCaseSync, "ignore-case-sync", "", ci.IgnoreCaseSync, "Ignore case when synchronizing")
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flags.BoolVarP(flagSet, &ci.NoTraverse, "no-traverse", "", ci.NoTraverse, "Don't traverse destination file system on copy.")
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flags.BoolVarP(flagSet, &ci.CheckFirst, "check-first", "", ci.CheckFirst, "Do all the checks before starting transfers.")
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flags.BoolVarP(flagSet, &ci.NoCheckDest, "no-check-dest", "", ci.NoCheckDest, "Don't check the destination, copy regardless.")
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flags.BoolVarP(flagSet, &ci.NoUnicodeNormalization, "no-unicode-normalization", "", ci.NoUnicodeNormalization, "Don't normalize unicode characters in filenames.")
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flags.BoolVarP(flagSet, &ci.NoUpdateModTime, "no-update-modtime", "", ci.NoUpdateModTime, "Don't update destination mod-time if files identical.")
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flags.StringArrayVarP(flagSet, &ci.CompareDest, "compare-dest", "", nil, "Include additional comma separated server-side paths during comparison.")
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flags.StringArrayVarP(flagSet, &ci.CopyDest, "copy-dest", "", nil, "Implies --compare-dest but also copies files from paths into destination.")
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flags.StringVarP(flagSet, &ci.BackupDir, "backup-dir", "", ci.BackupDir, "Make backups into hierarchy based in DIR.")
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flags.StringVarP(flagSet, &ci.Suffix, "suffix", "", ci.Suffix, "Suffix to add to changed files.")
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flags.BoolVarP(flagSet, &ci.SuffixKeepExtension, "suffix-keep-extension", "", ci.SuffixKeepExtension, "Preserve the extension when using --suffix.")
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flags.BoolVarP(flagSet, &ci.UseListR, "fast-list", "", ci.UseListR, "Use recursive list if available. Uses more memory but fewer transactions.")
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flags.Float64VarP(flagSet, &ci.TPSLimit, "tpslimit", "", ci.TPSLimit, "Limit HTTP transactions per second to this.")
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flags.IntVarP(flagSet, &ci.TPSLimitBurst, "tpslimit-burst", "", ci.TPSLimitBurst, "Max burst of transactions for --tpslimit.")
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flags.StringVarP(flagSet, &bindAddr, "bind", "", "", "Local address to bind to for outgoing connections, IPv4, IPv6 or name.")
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flags.StringVarP(flagSet, &disableFeatures, "disable", "", "", "Disable a comma separated list of features. Use help to see a list.")
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flags.StringVarP(flagSet, &ci.UserAgent, "user-agent", "", ci.UserAgent, "Set the user-agent to a specified string. The default is rclone/ version")
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flags.BoolVarP(flagSet, &ci.Immutable, "immutable", "", ci.Immutable, "Do not modify files. Fail if existing files have been modified.")
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flags.BoolVarP(flagSet, &ci.AutoConfirm, "auto-confirm", "", ci.AutoConfirm, "If enabled, do not request console confirmation.")
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flags.IntVarP(flagSet, &ci.StatsFileNameLength, "stats-file-name-length", "", ci.StatsFileNameLength, "Max file name length in stats. 0 for no limit")
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flags.FVarP(flagSet, &ci.LogLevel, "log-level", "", "Log level DEBUG|INFO|NOTICE|ERROR")
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flags.FVarP(flagSet, &ci.StatsLogLevel, "stats-log-level", "", "Log level to show --stats output DEBUG|INFO|NOTICE|ERROR")
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flags.FVarP(flagSet, &ci.BwLimit, "bwlimit", "", "Bandwidth limit in kBytes/s, or use suffix b|k|M|G or a full timetable.")
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flags.FVarP(flagSet, &ci.BwLimitFile, "bwlimit-file", "", "Bandwidth limit per file in kBytes/s, or use suffix b|k|M|G or a full timetable.")
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flags.FVarP(flagSet, &ci.BufferSize, "buffer-size", "", "In memory buffer size when reading files for each --transfer.")
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flags.FVarP(flagSet, &ci.StreamingUploadCutoff, "streaming-upload-cutoff", "", "Cutoff for switching to chunked upload if file size is unknown. Upload starts after reaching cutoff or when file ends.")
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flags.FVarP(flagSet, &ci.Dump, "dump", "", "List of items to dump from: "+fs.DumpFlagsList)
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flags.FVarP(flagSet, &ci.MaxTransfer, "max-transfer", "", "Maximum size of data to transfer.")
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flags.DurationVarP(flagSet, &ci.MaxDuration, "max-duration", "", 0, "Maximum duration rclone will transfer data for.")
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flags.FVarP(flagSet, &ci.CutoffMode, "cutoff-mode", "", "Mode to stop transfers when reaching the max transfer limit HARD|SOFT|CAUTIOUS")
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flags.IntVarP(flagSet, &ci.MaxBacklog, "max-backlog", "", ci.MaxBacklog, "Maximum number of objects in sync or check backlog.")
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flags.IntVarP(flagSet, &ci.MaxStatsGroups, "max-stats-groups", "", ci.MaxStatsGroups, "Maximum number of stats groups to keep in memory. On max oldest is discarded.")
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flags.BoolVarP(flagSet, &ci.StatsOneLine, "stats-one-line", "", ci.StatsOneLine, "Make the stats fit on one line.")
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flags.BoolVarP(flagSet, &ci.StatsOneLineDate, "stats-one-line-date", "", ci.StatsOneLineDate, "Enables --stats-one-line and add current date/time prefix.")
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flags.StringVarP(flagSet, &ci.StatsOneLineDateFormat, "stats-one-line-date-format", "", ci.StatsOneLineDateFormat, "Enables --stats-one-line-date and uses custom formatted date. Enclose date string in double quotes (\"). See https://golang.org/pkg/time/#Time.Format")
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flags.BoolVarP(flagSet, &ci.ErrorOnNoTransfer, "error-on-no-transfer", "", ci.ErrorOnNoTransfer, "Sets exit code 9 if no files are transferred, useful in scripts")
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flags.BoolVarP(flagSet, &ci.Progress, "progress", "P", ci.Progress, "Show progress during transfer.")
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flags.BoolVarP(flagSet, &ci.ProgressTerminalTitle, "progress-terminal-title", "", ci.ProgressTerminalTitle, "Show progress on the terminal title. Requires -P/--progress.")
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flags.BoolVarP(flagSet, &ci.Cookie, "use-cookies", "", ci.Cookie, "Enable session cookiejar.")
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flags.BoolVarP(flagSet, &ci.UseMmap, "use-mmap", "", ci.UseMmap, "Use mmap allocator (see docs).")
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flags.StringVarP(flagSet, &ci.CaCert, "ca-cert", "", ci.CaCert, "CA certificate used to verify servers")
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flags.StringVarP(flagSet, &ci.ClientCert, "client-cert", "", ci.ClientCert, "Client SSL certificate (PEM) for mutual TLS auth")
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flags.StringVarP(flagSet, &ci.ClientKey, "client-key", "", ci.ClientKey, "Client SSL private key (PEM) for mutual TLS auth")
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flags.FVarP(flagSet, &ci.MultiThreadCutoff, "multi-thread-cutoff", "", "Use multi-thread downloads for files above this size.")
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flags.IntVarP(flagSet, &ci.MultiThreadStreams, "multi-thread-streams", "", ci.MultiThreadStreams, "Max number of streams to use for multi-thread downloads.")
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flags.BoolVarP(flagSet, &ci.UseJSONLog, "use-json-log", "", ci.UseJSONLog, "Use json log format.")
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flags.StringVarP(flagSet, &ci.OrderBy, "order-by", "", ci.OrderBy, "Instructions on how to order the transfers, e.g. 'size,descending'")
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flags.StringArrayVarP(flagSet, &uploadHeaders, "header-upload", "", nil, "Set HTTP header for upload transactions")
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flags.StringArrayVarP(flagSet, &downloadHeaders, "header-download", "", nil, "Set HTTP header for download transactions")
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flags.StringArrayVarP(flagSet, &headers, "header", "", nil, "Set HTTP header for all transactions")
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flags.BoolVarP(flagSet, &ci.RefreshTimes, "refresh-times", "", ci.RefreshTimes, "Refresh the modtime of remote files.")
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flags.BoolVarP(flagSet, &ci.NoConsole, "no-console", "", ci.NoConsole, "Hide console window. Supported on Windows only.")
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flags.StringVarP(flagSet, &dscp, "dscp", "", "", "Set DSCP value to connections. Can be value or names, eg. CS1, LE, DF, AF21.")
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}
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// ParseHeaders converts the strings passed in via the header flags into HTTPOptions
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func ParseHeaders(headers []string) []*fs.HTTPOption {
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opts := []*fs.HTTPOption{}
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for _, header := range headers {
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parts := strings.SplitN(header, ":", 2)
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if len(parts) == 1 {
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log.Fatalf("Failed to parse '%s' as an HTTP header. Expecting a string like: 'Content-Encoding: gzip'", header)
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}
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option := &fs.HTTPOption{
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Key: strings.TrimSpace(parts[0]),
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Value: strings.TrimSpace(parts[1]),
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}
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opts = append(opts, option)
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}
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return opts
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}
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// SetFlags converts any flags into config which weren't straight forward
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func SetFlags(ci *fs.ConfigInfo) {
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if verbose >= 2 {
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ci.LogLevel = fs.LogLevelDebug
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} else if verbose >= 1 {
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ci.LogLevel = fs.LogLevelInfo
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}
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if (ci.DryRun || ci.Interactive) && ci.StatsLogLevel > fs.LogLevelNotice {
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ci.StatsLogLevel = fs.LogLevelNotice
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}
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if quiet {
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if verbose > 0 {
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log.Fatalf("Can't set -v and -q")
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}
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ci.LogLevel = fs.LogLevelError
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}
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logLevelFlag := pflag.Lookup("log-level")
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if logLevelFlag != nil && logLevelFlag.Changed {
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if verbose > 0 {
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log.Fatalf("Can't set -v and --log-level")
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}
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if quiet {
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log.Fatalf("Can't set -q and --log-level")
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}
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}
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if ci.UseJSONLog {
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logrus.AddHook(fsLog.NewCallerHook())
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logrus.SetFormatter(&logrus.JSONFormatter{
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TimestampFormat: "2006-01-02T15:04:05.999999-07:00",
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})
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logrus.SetLevel(logrus.DebugLevel)
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switch ci.LogLevel {
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case fs.LogLevelEmergency, fs.LogLevelAlert:
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logrus.SetLevel(logrus.PanicLevel)
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case fs.LogLevelCritical:
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logrus.SetLevel(logrus.FatalLevel)
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case fs.LogLevelError:
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logrus.SetLevel(logrus.ErrorLevel)
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case fs.LogLevelWarning, fs.LogLevelNotice:
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logrus.SetLevel(logrus.WarnLevel)
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case fs.LogLevelInfo:
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logrus.SetLevel(logrus.InfoLevel)
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case fs.LogLevelDebug:
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logrus.SetLevel(logrus.DebugLevel)
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}
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}
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if dumpHeaders {
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ci.Dump |= fs.DumpHeaders
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fs.Logf(nil, "--dump-headers is obsolete - please use --dump headers instead")
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}
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if dumpBodies {
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ci.Dump |= fs.DumpBodies
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fs.Logf(nil, "--dump-bodies is obsolete - please use --dump bodies instead")
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}
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switch {
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case deleteBefore && (deleteDuring || deleteAfter),
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deleteDuring && deleteAfter:
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log.Fatalf(`Only one of --delete-before, --delete-during or --delete-after can be used.`)
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case deleteBefore:
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ci.DeleteMode = fs.DeleteModeBefore
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case deleteDuring:
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ci.DeleteMode = fs.DeleteModeDuring
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case deleteAfter:
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ci.DeleteMode = fs.DeleteModeAfter
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default:
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ci.DeleteMode = fs.DeleteModeDefault
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}
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if len(ci.CompareDest) > 0 && len(ci.CopyDest) > 0 {
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log.Fatalf(`Can't use --compare-dest with --copy-dest.`)
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}
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switch {
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case len(ci.StatsOneLineDateFormat) > 0:
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ci.StatsOneLineDate = true
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ci.StatsOneLine = true
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case ci.StatsOneLineDate:
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ci.StatsOneLineDateFormat = "2006/01/02 15:04:05 - "
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ci.StatsOneLine = true
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}
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if bindAddr != "" {
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addrs, err := net.LookupIP(bindAddr)
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if err != nil {
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log.Fatalf("--bind: Failed to parse %q as IP address: %v", bindAddr, err)
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}
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if len(addrs) != 1 {
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log.Fatalf("--bind: Expecting 1 IP address for %q but got %d", bindAddr, len(addrs))
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}
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ci.BindAddr = addrs[0]
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}
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if disableFeatures != "" {
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if disableFeatures == "help" {
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log.Fatalf("Possible backend features are: %s\n", strings.Join(new(fs.Features).List(), ", "))
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}
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ci.DisableFeatures = strings.Split(disableFeatures, ",")
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}
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if len(uploadHeaders) != 0 {
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ci.UploadHeaders = ParseHeaders(uploadHeaders)
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}
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if len(downloadHeaders) != 0 {
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ci.DownloadHeaders = ParseHeaders(downloadHeaders)
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}
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if len(headers) != 0 {
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ci.Headers = ParseHeaders(headers)
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}
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if len(dscp) != 0 {
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if value, ok := parseDSCP(dscp); ok {
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ci.TrafficClass = value << 2
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} else {
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log.Fatalf("--dscp: Invalid DSCP name: %v", dscp)
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}
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}
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// Make the config file absolute
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configPath, err := filepath.Abs(config.ConfigPath)
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if err == nil {
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config.ConfigPath = configPath
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}
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// Set whether multi-thread-streams was set
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multiThreadStreamsFlag := pflag.Lookup("multi-thread-streams")
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ci.MultiThreadSet = multiThreadStreamsFlag != nil && multiThreadStreamsFlag.Changed
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// Make sure some values are > 0
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nonZero := func(pi *int) {
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if *pi <= 0 {
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*pi = 1
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}
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}
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nonZero(&ci.LowLevelRetries)
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nonZero(&ci.Transfers)
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nonZero(&ci.Checkers)
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}
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// parseHeaders converts DSCP names to value
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func parseDSCP(dscp string) (uint8, bool) {
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if s, err := strconv.ParseUint(dscp, 10, 6); err == nil {
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return uint8(s), true
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}
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dscp = strings.ToUpper(dscp)
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switch dscp {
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case "BE":
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fallthrough
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case "DF":
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fallthrough
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case "CS0":
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return 0x00, true
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case "CS1":
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return 0x08, true
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case "AF11":
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return 0x0A, true
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case "AF12":
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return 0x0C, true
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case "AF13":
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return 0x0E, true
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case "CS2":
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return 0x10, true
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case "AF21":
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return 0x12, true
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case "AF22":
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return 0x14, true
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case "AF23":
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return 0x16, true
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case "CS3":
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return 0x18, true
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case "AF31":
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return 0x1A, true
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case "AF32":
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return 0x1C, true
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case "AF33":
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return 0x1E, true
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case "CS4":
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return 0x20, true
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case "AF41":
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return 0x22, true
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case "AF42":
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return 0x24, true
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case "AF43":
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return 0x26, true
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case "CS5":
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return 0x28, true
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case "EF":
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return 0x2E, true
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case "CS6":
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return 0x30, true
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case "LE":
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return 0x01, true
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default:
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return 0, false
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}
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}
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