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baremetal: fix ssh put empty content file not created

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This commit is contained in:
Zexi Li
2020-05-18 21:43:36 +08:00
parent bbeb6be583
commit 541c72849a
1 changed files with 18 additions and 13 deletions
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pkg/hostman/guestfs/sshpart/sshpart.go
+18 -13
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@@ -309,20 +309,25 @@ func (p *SSHPartition) sshFilePutContents(sPath, content string, modAppend bool)
}
cmds := []string{}
var chunkSize int = 8192
for offset := 0; offset < len(content); offset += chunkSize {
end := offset + chunkSize
if end > len(content) {
end = len(content)
}
ll, err := stringutils.EscapeEchoString(content[offset:end])
if err != nil {
return fmt.Errorf("EscapeEchoString %q error: %v", content[offset:end], err)
}
cmd := fmt.Sprintf(`echo -n -e "%s" %s %s`, ll, op, sPath)
if len(content) == 0 {
cmd := fmt.Sprintf(`echo -n -e "" %s %s`, op, sPath)
cmds = append(cmds, cmd)
if op == ">" {
op = ">>"
} else {
var chunkSize int = 8192
for offset := 0; offset < len(content); offset += chunkSize {
end := offset + chunkSize
if end > len(content) {
end = len(content)
}
ll, err := stringutils.EscapeEchoString(content[offset:end])
if err != nil {
return fmt.Errorf("EscapeEchoString %q error: %v", content[offset:end], err)
}
cmd := fmt.Sprintf(`echo -n -e "%s" %s %s`, ll, op, sPath)
cmds = append(cmds, cmd)
if op == ">" {
op = ">>"
}
}
}
_, err := p.term.Run(cmds...)