142 lines
3.2 KiB
Go
142 lines
3.2 KiB
Go
package commands
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import (
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"io/ioutil"
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"os"
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"strings"
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"github.com/github/git-lfs/git"
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"github.com/github/git-lfs/lfs"
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"github.com/github/git-lfs/vendor/_nuts/github.com/rubyist/tracerx"
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"github.com/github/git-lfs/vendor/_nuts/github.com/spf13/cobra"
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)
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var (
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pushCmd = &cobra.Command{
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Use: "push",
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Short: "Push files to the Git LFS server",
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Run: pushCommand,
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}
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pushDryRun = false
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pushDeleteBranch = "(delete)"
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useStdin = false
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// shares some global vars and functions with commmands_pre_push.go
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)
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// pushCommand pushes local objects to a Git LFS server. It takes two
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// arguments:
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//
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// `<remote> <remote ref>`
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//
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// Both a remote name ("origin") or a remote URL are accepted.
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//
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// pushCommand calculates the git objects to send by looking comparing the range
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// of commits between the local and remote git servers.
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func pushCommand(cmd *cobra.Command, args []string) {
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var left, right string
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if len(args) == 0 {
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Print("Specify a remote and a remote branch name (`git lfs push origin master`)")
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os.Exit(1)
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}
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lfs.Config.CurrentRemote = args[0]
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if useStdin {
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requireStdin("Run this command from the Git pre-push hook, or leave the --stdin flag off.")
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// called from a pre-push hook! Update the existing pre-push hook if it's
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// one that git-lfs set.
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lfs.InstallHooks(false)
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refsData, err := ioutil.ReadAll(os.Stdin)
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if err != nil {
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Panic(err, "Error reading refs on stdin")
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}
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if len(refsData) == 0 {
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return
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}
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left, right = decodeRefs(string(refsData))
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if left == pushDeleteBranch {
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return
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}
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} else {
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var remoteArg, refArg string
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if len(args) < 1 {
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Print("Usage: git lfs push --dry-run <remote> [ref]")
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return
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}
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remoteArg = args[0]
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if len(args) == 2 {
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refArg = args[1]
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}
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localRef, err := git.CurrentRef()
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if err != nil {
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Panic(err, "Error getting local ref")
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}
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left = localRef
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remoteRef, err := git.LsRemote(remoteArg, refArg)
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if err != nil {
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Panic(err, "Error getting remote ref")
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}
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if remoteRef != "" {
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right = "^" + strings.Split(remoteRef, "\t")[0]
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}
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}
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// Just use scanner here
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pointers, err := lfs.ScanRefs(left, right)
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if err != nil {
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Panic(err, "Error scanning for Git LFS files")
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}
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uploadQueue := lfs.NewUploadQueue(lfs.Config.ConcurrentTransfers(), len(pointers))
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for i, pointer := range pointers {
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if pushDryRun {
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Print("push %s", pointer.Name)
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continue
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}
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tracerx.Printf("checking_asset: %s %s %d/%d", pointer.Oid, pointer.Name, i+1, len(pointers))
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u, wErr := lfs.NewUploadable(pointer.Oid, pointer.Name, i+1, len(pointers))
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if wErr != nil {
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if Debugging || wErr.Panic {
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Panic(wErr.Err, wErr.Error())
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} else {
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Exit(wErr.Error())
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}
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}
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uploadQueue.Add(u)
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}
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if !pushDryRun {
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uploadQueue.Process()
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for _, err := range uploadQueue.Errors() {
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if Debugging || err.Panic {
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LoggedError(err.Err, err.Error())
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} else {
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Error(err.Error())
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}
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}
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if len(uploadQueue.Errors()) > 0 {
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os.Exit(2)
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}
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}
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}
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func init() {
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pushCmd.Flags().BoolVarP(&pushDryRun, "dry-run", "d", false, "Do everything except actually send the updates")
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pushCmd.Flags().BoolVarP(&useStdin, "stdin", "s", false, "Take refs on stdin (for pre-push hook)")
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RootCmd.AddCommand(pushCmd)
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}
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