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gnu: docker: Use disjunct temp directories for probing.

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* gnu/packages/patches/docker-use-fewer-modprobes.patch: Use disjunct temp
directories for probing.
This commit is contained in:
Danny Milosavljevic 2019-03-26 12:22:47 +01:00
parent 5e00dcc89e
commit ceab612374
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GPG key ID: E71A35542C30BAA5
1 changed files with 8 additions and 8 deletions
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4
gnu/packages/patches/docker-use-fewer-modprobes.patch
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@ -51,7 +51,7 @@ See <https://github.com/moby/moby/pull/38930>.
- // proc/filesystems for when overlay is supported
- exec.Command("modprobe", "overlay").Run()
+ // Access overlay filesystem so that Linux loads it (if possible).
+ mountTarget, err := ioutil.TempDir("", "supportsOverlay")
+ mountTarget, err := ioutil.TempDir("", "supportsOverlay2")
+ if err != nil {
+ logrus.WithField("storage-driver", "overlay2").Error("Could not create temporary directory, so assuming that 'overlay' is not supported.")
+ return graphdriver.ErrNotSupported
@ -71,7 +71,7 @@ See <https://github.com/moby/moby/pull/38930>.
- // Check if kernel supports xfs filesystem or not.
- exec.Command("modprobe", "xfs").Run()
+ mountTarget, err := ioutil.TempDir("", "supportsOverlay")
+ mountTarget, err := ioutil.TempDir("", "supportsXFS")
+ if err != nil {
+ return errors.Wrapf(err, "error checking for xfs support")
+ } else {