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| author | Josh Bleecher Snyder <josharian@gmail.com> | 2021-03-13 16:52:16 -0800 |
|---|---|---|
| committer | Josh Bleecher Snyder <josharian@gmail.com> | 2021-03-14 17:56:50 +0000 |
| commit | 061a6903a232cb868780b1e724a75bf92a728489 (patch) | |
| tree | e8dc88c37a5e79e1aa138dffbeb70439543ee54c /src/syscall/exec_linux.go | |
| parent | 88b8a1608987d494f3f29618e7524e61712c31ba (diff) | |
| download | go-061a6903a232cb868780b1e724a75bf92a728489.tar.xz | |
all: add internal/itoa package
This replaces five implementations scattered across low level packages.
(And I plan to use it in a sixth soon.)
Three of the five were byte-for-byte identical.
Change-Id: I3bbbeeac63723a487986c912b604e10ad1e042f4
Reviewed-on: https://go-review.googlesource.com/c/go/+/301549
Trust: Josh Bleecher Snyder <josharian@gmail.com>
Run-TryBot: Josh Bleecher Snyder <josharian@gmail.com>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Emmanuel Odeke <emmanuel@orijtech.com>
Diffstat (limited to 'src/syscall/exec_linux.go')
| -rw-r--r-- | src/syscall/exec_linux.go | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/src/syscall/exec_linux.go b/src/syscall/exec_linux.go index 6353da4048..deb8aa38b7 100644 --- a/src/syscall/exec_linux.go +++ b/src/syscall/exec_linux.go @@ -8,6 +8,7 @@ package syscall import ( + "internal/itoa" "runtime" "unsafe" ) @@ -568,7 +569,7 @@ func forkExecPipe(p []int) (err error) { func formatIDMappings(idMap []SysProcIDMap) []byte { var data []byte for _, im := range idMap { - data = append(data, []byte(itoa(im.ContainerID)+" "+itoa(im.HostID)+" "+itoa(im.Size)+"\n")...) + data = append(data, []byte(itoa.Itoa(im.ContainerID)+" "+itoa.Itoa(im.HostID)+" "+itoa.Itoa(im.Size)+"\n")...) } return data } @@ -597,7 +598,7 @@ func writeIDMappings(path string, idMap []SysProcIDMap) error { // This is needed since kernel 3.19, because you can't write gid_map without // disabling setgroups() system call. func writeSetgroups(pid int, enable bool) error { - sgf := "/proc/" + itoa(pid) + "/setgroups" + sgf := "/proc/" + itoa.Itoa(pid) + "/setgroups" fd, err := Open(sgf, O_RDWR, 0) if err != nil { return err @@ -622,7 +623,7 @@ func writeSetgroups(pid int, enable bool) error { // for a process and it is called from the parent process. func writeUidGidMappings(pid int, sys *SysProcAttr) error { if sys.UidMappings != nil { - uidf := "/proc/" + itoa(pid) + "/uid_map" + uidf := "/proc/" + itoa.Itoa(pid) + "/uid_map" if err := writeIDMappings(uidf, sys.UidMappings); err != nil { return err } @@ -633,7 +634,7 @@ func writeUidGidMappings(pid int, sys *SysProcAttr) error { if err := writeSetgroups(pid, sys.GidMappingsEnableSetgroups); err != nil && err != ENOENT { return err } - gidf := "/proc/" + itoa(pid) + "/gid_map" + gidf := "/proc/" + itoa.Itoa(pid) + "/gid_map" if err := writeIDMappings(gidf, sys.GidMappings); err != nil { return err } |