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cmd/snap-update-ns: add opt-foo-bar test case data
This test case uses a layout on /opt/foo/bar to expose content from another snap. The refresh test case is more interesting, as it shows how the content is refreshed to a new revision, and that new revision is actually visible in practice. This test case is similar to opt-foo but it shows that only one mimic was required, namely that on /opt. Both /opt/foo and /opt/foo/bar are then normal directories. This is reflected in the data set. The data set is not yet used in practice, but shows a new way of collecting data that is less repetetive, and how the tested release of snapd is faulty. Test data was generated with snapd 2.66 Signed-off-by: Zygmunt Krynicki <[email protected]>
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# Mountinfo files are useful for debugging but not reproducible | ||
# and not useful for being stored in history. | ||
*.mountinfo | ||
# Snap files are built from local files. | ||
*.snap | ||
# Find files are logs from running find in the mount namespace of the snap. | ||
*.find |
4 changes: 4 additions & 0 deletions
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cmd/snap-update-ns/testdata/opt-foo-bar/1-initially-connected.current.fstab
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tmpfs / tmpfs x-snapd.origin=rootfs 0 0 | ||
/snap/test-snapd-content/x1/opt /snap/test-snapd-layout/x1/opt none bind,ro 0 0 | ||
tmpfs /opt tmpfs x-snapd.synthetic,x-snapd.needed-by=/opt/foo/bar,mode=0755,uid=0,gid=0 0 0 | ||
/snap/test-snapd-layout/x1/opt/foo/bar /opt/foo/bar none rbind,rw,x-snapd.origin=layout 0 0 |
2 changes: 2 additions & 0 deletions
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cmd/snap-update-ns/testdata/opt-foo-bar/1-initially-connected.desired.fstab
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/snap/test-snapd-layout/x1/opt/foo/bar /opt/foo/bar none rbind,rw,x-snapd.origin=layout 0 0 | ||
/snap/test-snapd-content/x1/opt /snap/test-snapd-layout/x1/opt none bind,ro 0 0 |
3 changes: 3 additions & 0 deletions
3
cmd/snap-update-ns/testdata/opt-foo-bar/2-after-disconnect.current.fstab
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tmpfs / tmpfs x-snapd.origin=rootfs 0 0 | ||
tmpfs /opt tmpfs x-snapd.synthetic,x-snapd.needed-by=/opt/foo/bar,mode=0755,uid=0,gid=0 0 0 | ||
/snap/test-snapd-layout/x1/opt/foo/bar /opt/foo/bar none rbind,rw,x-snapd.origin=layout 0 0 |
1 change: 1 addition & 0 deletions
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cmd/snap-update-ns/testdata/opt-foo-bar/2-after-disconnect.desired.fstab
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/snap/test-snapd-layout/x1/opt/foo/bar /opt/foo/bar none rbind,rw,x-snapd.origin=layout 0 0 |
4 changes: 4 additions & 0 deletions
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cmd/snap-update-ns/testdata/opt-foo-bar/3-after-reconnect.current.fstab
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tmpfs / tmpfs x-snapd.origin=rootfs 0 0 | ||
tmpfs /opt tmpfs x-snapd.synthetic,x-snapd.needed-by=/opt/foo/bar,mode=0755,uid=0,gid=0 0 0 | ||
/snap/test-snapd-layout/x1/opt/foo/bar /opt/foo/bar none rbind,rw,x-snapd.origin=layout 0 0 | ||
/snap/test-snapd-content/x1/opt /snap/test-snapd-layout/x1/opt none bind,ro 0 0 |
2 changes: 2 additions & 0 deletions
2
cmd/snap-update-ns/testdata/opt-foo-bar/3-after-reconnect.desired.fstab
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/snap/test-snapd-layout/x1/opt/foo/bar /opt/foo/bar none rbind,rw,x-snapd.origin=layout 0 0 | ||
/snap/test-snapd-content/x1/opt /snap/test-snapd-layout/x1/opt none bind,ro 0 0 |
3 changes: 3 additions & 0 deletions
3
...date-ns/testdata/opt-foo-bar/4-initially-disconnected-then-connected.before.current.fstab
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tmpfs / tmpfs x-snapd.origin=rootfs 0 0 | ||
tmpfs /opt tmpfs x-snapd.synthetic,x-snapd.needed-by=/opt/foo/bar,mode=0755,uid=0,gid=0 0 0 | ||
/snap/test-snapd-layout/x1/opt/foo/bar /opt/foo/bar none rbind,rw,x-snapd.origin=layout 0 0 |
4 changes: 4 additions & 0 deletions
4
...snap-update-ns/testdata/opt-foo-bar/4-initially-disconnected-then-connected.current.fstab
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tmpfs / tmpfs x-snapd.origin=rootfs 0 0 | ||
tmpfs /opt tmpfs x-snapd.synthetic,x-snapd.needed-by=/opt/foo/bar,mode=0755,uid=0,gid=0 0 0 | ||
/snap/test-snapd-layout/x1/opt/foo/bar /opt/foo/bar none rbind,rw,x-snapd.origin=layout 0 0 | ||
/snap/test-snapd-content/x1/opt /snap/test-snapd-layout/x1/opt none bind,ro 0 0 |
2 changes: 2 additions & 0 deletions
2
...snap-update-ns/testdata/opt-foo-bar/4-initially-disconnected-then-connected.desired.fstab
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/snap/test-snapd-layout/x1/opt/foo/bar /opt/foo/bar none rbind,rw,x-snapd.origin=layout 0 0 | ||
/snap/test-snapd-content/x1/opt /snap/test-snapd-layout/x1/opt none bind,ro 0 0 |
4 changes: 4 additions & 0 deletions
4
...ns/testdata/opt-foo-bar/5-initially-connected-then-content-refreshed.before.current.fstab
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tmpfs / tmpfs x-snapd.origin=rootfs 0 0 | ||
/snap/test-snapd-content/x1/opt /snap/test-snapd-layout/x1/opt none bind,ro 0 0 | ||
tmpfs /opt tmpfs x-snapd.synthetic,x-snapd.needed-by=/opt/foo/bar,mode=0755,uid=0,gid=0 0 0 | ||
/snap/test-snapd-layout/x1/opt/foo/bar /opt/foo/bar none rbind,rw,x-snapd.origin=layout 0 0 |
4 changes: 4 additions & 0 deletions
4
...update-ns/testdata/opt-foo-bar/5-initially-connected-then-content-refreshed.current.fstab
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tmpfs / tmpfs x-snapd.origin=rootfs 0 0 | ||
tmpfs /opt tmpfs x-snapd.synthetic,x-snapd.needed-by=/opt/foo/bar,mode=0755,uid=0,gid=0 0 0 | ||
/snap/test-snapd-layout/x1/opt/foo/bar /opt/foo/bar none rbind,rw,x-snapd.origin=layout 0 0 | ||
/snap/test-snapd-content/x2/opt /snap/test-snapd-layout/x1/opt none bind,ro 0 0 |
2 changes: 2 additions & 0 deletions
2
...update-ns/testdata/opt-foo-bar/5-initially-connected-then-content-refreshed.desired.fstab
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/snap/test-snapd-layout/x1/opt/foo/bar /opt/foo/bar none rbind,rw,x-snapd.origin=layout 0 0 | ||
/snap/test-snapd-content/x2/opt /snap/test-snapd-layout/x1/opt none bind,ro 0 0 |
4 changes: 4 additions & 0 deletions
4
...ate-ns/testdata/opt-foo-bar/6-initially-connected-then-app-refreshed.before.current.fstab
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tmpfs / tmpfs x-snapd.origin=rootfs 0 0 | ||
/snap/test-snapd-content/x1/opt /snap/test-snapd-layout/x1/opt none bind,ro 0 0 | ||
tmpfs /opt tmpfs x-snapd.synthetic,x-snapd.needed-by=/opt/foo/bar,mode=0755,uid=0,gid=0 0 0 | ||
/snap/test-snapd-layout/x1/opt/foo/bar /opt/foo/bar none rbind,rw,x-snapd.origin=layout 0 0 |
4 changes: 4 additions & 0 deletions
4
...nap-update-ns/testdata/opt-foo-bar/6-initially-connected-then-app-refreshed.current.fstab
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tmpfs / tmpfs x-snapd.origin=rootfs 0 0 | ||
tmpfs /opt tmpfs x-snapd.synthetic,x-snapd.needed-by=/opt/foo/bar,mode=0755,uid=0,gid=0 0 0 | ||
/snap/test-snapd-content/x1/opt /snap/test-snapd-layout/x2/opt none bind,ro 0 0 | ||
/snap/test-snapd-layout/x2/opt/foo/bar /opt/foo/bar none rbind,rw,x-snapd.origin=layout 0 0 |
2 changes: 2 additions & 0 deletions
2
...nap-update-ns/testdata/opt-foo-bar/6-initially-connected-then-app-refreshed.desired.fstab
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/snap/test-snapd-layout/x2/opt/foo/bar /opt/foo/bar none rbind,rw,x-snapd.origin=layout 0 0 | ||
/snap/test-snapd-content/x1/opt /snap/test-snapd-layout/x2/opt none bind,ro 0 0 |
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# This makefiles uses grouped-target feature and relies on it for correctness. | ||
ifeq (,$(findstring grouped-target,$(.FEATURES))) | ||
$(error You need make with the grouped-taget feature to build this dataset) | ||
endif | ||
|
||
fstab_files = \ | ||
1-initially-connected.current.fstab \ | ||
1-initially-connected.desired.fstab \ | ||
2-after-disconnect.desired.fstab \ | ||
2-after-disconnect.current.fstab \ | ||
3-after-reconnect.desired.fstab \ | ||
3-after-reconnect.current.fstab \ | ||
4-initially-disconnected-then-connected.before.current.fstab \ | ||
4-initially-disconnected-then-connected.desired.fstab \ | ||
4-initially-disconnected-then-connected.current.fstab \ | ||
5-initially-connected-then-content-refreshed.before.current.fstab \ | ||
5-initially-connected-then-content-refreshed.desired.fstab \ | ||
5-initially-connected-then-content-refreshed.current.fstab \ | ||
6-initially-connected-then-app-refreshed.before.current.fstab \ | ||
6-initially-connected-then-app-refreshed.desired.fstab \ | ||
6-initially-connected-then-app-refreshed.current.fstab | ||
|
||
# None of the fstab files can be built in parallel as the depend on global system state. | ||
.NOTPARALLEL: $(fstab_files) | ||
.PHONY: all | ||
all: $(fstab_files) | ||
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.PHONY: | ||
clean: | ||
rm -f $(fstab_files) | ||
rm -f *.snap | ||
rm -f *.mountinfo | ||
rm -f *.find | ||
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$(addprefix 1-initially-connected,.desired.fstab .current.fstab .mountinfo) &: PREFIX=1-initially-connected | ||
$(addprefix 1-initially-connected,.desired.fstab .current.fstab .mountinfo) &: test-snapd-layout_a_all.snap test-snapd-content_a_all.snap | ||
sudo snap remove --purge test-snapd-layout | ||
sudo snap remove --purge test-snapd-content | ||
sudo snap install --dangerous $(word 1,$^) | ||
sudo snap install --dangerous $(word 2,$^) | ||
sudo snap connect test-snapd-layout:content test-snapd-content:content | ||
snap run test-snapd-layout.sh -c true | ||
cp /var/lib/snapd/mount/snap.test-snapd-layout.fstab $(PREFIX).desired.fstab | ||
cp /run/snapd/ns/snap.test-snapd-layout.fstab $(PREFIX).current.fstab | ||
sudo nsenter -m/run/snapd/ns/test-snapd-layout.mnt cat /proc/self/mountinfo >$(PREFIX).mountinfo | ||
sudo nsenter -m/run/snapd/ns/test-snapd-layout.mnt find /opt >$(PREFIX).opt.find | ||
sudo snap remove --purge test-snapd-layout | ||
sudo snap remove --purge test-snapd-content | ||
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||
$(addprefix 2-after-disconnect,.desired.fstab .current.fstab .mountinfo) &: PREFIX=2-after-disconnect | ||
$(addprefix 2-after-disconnect,.desired.fstab .current.fstab .mountinfo) &: test-snapd-layout_a_all.snap test-snapd-content_a_all.snap | ||
sudo snap remove --purge test-snapd-layout | ||
sudo snap remove --purge test-snapd-content | ||
sudo snap install --dangerous $(word 1,$^) | ||
sudo snap install --dangerous $(word 2,$^) | ||
sudo snap connect test-snapd-layout:content test-snapd-content:content | ||
snap run test-snapd-layout.sh -c true | ||
sudo snap disconnect test-snapd-layout:content test-snapd-content:content | ||
cp /var/lib/snapd/mount/snap.test-snapd-layout.fstab $(PREFIX).desired.fstab | ||
cp /run/snapd/ns/snap.test-snapd-layout.fstab $(PREFIX).current.fstab | ||
sudo nsenter -m/run/snapd/ns/test-snapd-layout.mnt cat /proc/self/mountinfo >$(PREFIX).mountinfo | ||
sudo nsenter -m/run/snapd/ns/test-snapd-layout.mnt find /opt >$(PREFIX).opt.find | ||
sudo snap remove --purge test-snapd-layout | ||
sudo snap remove --purge test-snapd-content | ||
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||
$(addprefix 3-after-reconnect,.desired.fstab .current.fstab .mountinfo) &: PREFIX=3-after-reconnect | ||
$(addprefix 3-after-reconnect,.desired.fstab .current.fstab .mountinfo) &: test-snapd-layout_a_all.snap test-snapd-content_a_all.snap | ||
sudo snap remove --purge test-snapd-layout | ||
sudo snap remove --purge test-snapd-content | ||
sudo snap install --dangerous $(word 1,$^) | ||
sudo snap install --dangerous $(word 2,$^) | ||
sudo snap connect test-snapd-layout:content test-snapd-content:content | ||
snap run test-snapd-layout.sh -c true | ||
sudo snap disconnect test-snapd-layout:content test-snapd-content:content | ||
sudo snap connect test-snapd-layout:content test-snapd-content:content | ||
cp /var/lib/snapd/mount/snap.test-snapd-layout.fstab $(PREFIX).desired.fstab | ||
cp /run/snapd/ns/snap.test-snapd-layout.fstab $(PREFIX).current.fstab | ||
sudo nsenter -m/run/snapd/ns/test-snapd-layout.mnt cat /proc/self/mountinfo >$(PREFIX).mountinfo | ||
sudo nsenter -m/run/snapd/ns/test-snapd-layout.mnt find /opt >$(PREFIX).opt.find | ||
sudo snap remove --purge test-snapd-layout | ||
sudo snap remove --purge test-snapd-content | ||
|
||
$(addprefix 4-initially-disconnected-then-connected,.before.current.fstab .desired.fstab .current.fstab .mountinfo) &: PREFIX=4-initially-disconnected-then-connected | ||
$(addprefix 4-initially-disconnected-then-connected,.before.current.fstab .desired.fstab .current.fstab .mountinfo) &: test-snapd-layout_a_all.snap test-snapd-content_a_all.snap | ||
sudo snap remove --purge test-snapd-layout | ||
sudo snap remove --purge test-snapd-content | ||
sudo snap install --dangerous $(word 1,$^) | ||
sudo snap install --dangerous $(word 2,$^) | ||
snap connections test-snapd-layout | grep -xF 'content test-snapd-layout:content - -' | ||
snap run test-snapd-layout.sh -c true | ||
# This file is used by unit tests model the changes needed after the refresh below. | ||
cp /run/snapd/ns/snap.test-snapd-layout.fstab $(PREFIX).before.current.fstab | ||
sudo snap connect test-snapd-layout:content test-snapd-content:content | ||
cp /var/lib/snapd/mount/snap.test-snapd-layout.fstab $(PREFIX).desired.fstab | ||
cp /run/snapd/ns/snap.test-snapd-layout.fstab $(PREFIX).current.fstab | ||
sudo nsenter -m/run/snapd/ns/test-snapd-layout.mnt cat /proc/self/mountinfo >$(PREFIX).mountinfo | ||
sudo nsenter -m/run/snapd/ns/test-snapd-layout.mnt find /opt >$(PREFIX).opt.find | ||
sudo snap remove --purge test-snapd-layout | ||
sudo snap remove --purge test-snapd-content | ||
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||
$(addprefix 5-initially-connected-then-content-refreshed,.before.current.fstab .desired.fstab .current.fstab .mountinfo) &: PREFIX=5-initially-connected-then-content-refreshed | ||
$(addprefix 5-initially-connected-then-content-refreshed,.before.current.fstab .desired.fstab .current.fstab .mountinfo) &: test-snapd-layout_a_all.snap test-snapd-content_a_all.snap test-snapd-content_b_all.snap | ||
sudo snap remove --purge test-snapd-layout | ||
sudo snap remove --purge test-snapd-content | ||
sudo snap install --dangerous $(word 1,$^) | ||
sudo snap install --dangerous $(word 2,$^) | ||
sudo snap connect test-snapd-layout:content test-snapd-content:content | ||
snap run test-snapd-layout.sh -c true | ||
# This file is used by unit tests model the changes needed after the refresh below. | ||
cp /run/snapd/ns/snap.test-snapd-layout.fstab $(PREFIX).before.current.fstab | ||
sudo snap install --dangerous $(word 3,$^) # Refresh the content. | ||
cp /var/lib/snapd/mount/snap.test-snapd-layout.fstab $(PREFIX).desired.fstab | ||
cp /run/snapd/ns/snap.test-snapd-layout.fstab $(PREFIX).current.fstab | ||
sudo nsenter -m/run/snapd/ns/test-snapd-layout.mnt cat /proc/self/mountinfo >$(PREFIX).mountinfo | ||
sudo nsenter -m/run/snapd/ns/test-snapd-layout.mnt find /snap/test-snapd-content/x1/ >$(PREFIX).content-x1.find | ||
sudo nsenter -m/run/snapd/ns/test-snapd-layout.mnt find /snap/test-snapd-content/x2/ >$(PREFIX).content-x2.find | ||
sudo nsenter -m/run/snapd/ns/test-snapd-layout.mnt find /opt >$(PREFIX).opt.find | ||
sudo snap remove --purge test-snapd-layout | ||
sudo snap remove --purge test-snapd-content | ||
|
||
$(addprefix 6-initially-connected-then-app-refreshed,.before.current.fstab .desired.fstab .current.fstab .mountinfo) &: PREFIX=6-initially-connected-then-app-refreshed | ||
$(addprefix 6-initially-connected-then-app-refreshed,.before.current.fstab .desired.fstab .current.fstab .mountinfo) &: test-snapd-layout_a_all.snap test-snapd-content_a_all.snap | ||
sudo snap remove --purge test-snapd-layout | ||
sudo snap remove --purge test-snapd-content | ||
sudo snap install --dangerous $(word 1,$^) | ||
sudo snap install --dangerous $(word 2,$^) | ||
sudo snap connect test-snapd-layout:content test-snapd-content:content | ||
snap run test-snapd-layout.sh -c true | ||
# This file is used by unit tests model the changes needed after the refresh below. | ||
cp /run/snapd/ns/snap.test-snapd-layout.fstab $(PREFIX).before.current.fstab | ||
sudo snap install --dangerous $(word 1,$^) # Refresh the app. | ||
cp /var/lib/snapd/mount/snap.test-snapd-layout.fstab $(PREFIX).desired.fstab | ||
cp /run/snapd/ns/snap.test-snapd-layout.fstab $(PREFIX).current.fstab | ||
sudo nsenter -m/run/snapd/ns/test-snapd-layout.mnt cat /proc/self/mountinfo >$(PREFIX).mountinfo | ||
sudo nsenter -m/run/snapd/ns/test-snapd-layout.mnt find /opt >$(PREFIX).opt.find | ||
sudo snap remove --purge test-snapd-layout | ||
sudo snap remove --purge test-snapd-content | ||
|
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test-snapd-layout_a_all.snap: test-snapd-layout | ||
snap pack $< | ||
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test-snapd-content_a_all.snap: test-snapd-content-a | ||
snap pack $< | ||
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test-snapd-content_b_all.snap: test-snapd-content-b | ||
snap pack $< |
13 changes: 13 additions & 0 deletions
13
cmd/snap-update-ns/testdata/opt-foo-bar/test-snapd-content-a/meta/snap.yaml
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name: test-snapd-content | ||
version: a | ||
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confinement: strict | ||
base: core24 | ||
architecture: all | ||
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slots: | ||
content: | ||
interface: content | ||
content: content | ||
read: | ||
- /opt |
Empty file.
Empty file.
13 changes: 13 additions & 0 deletions
13
cmd/snap-update-ns/testdata/opt-foo-bar/test-snapd-content-b/meta/snap.yaml
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name: test-snapd-content | ||
version: b | ||
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confinement: strict | ||
base: core24 | ||
architecture: all | ||
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slots: | ||
content: | ||
interface: content | ||
content: content | ||
read: | ||
- /opt |
Empty file.
Empty file.
3 changes: 3 additions & 0 deletions
3
cmd/snap-update-ns/testdata/opt-foo-bar/test-snapd-layout/bin/bash
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#!/bin/sh | ||
PS1='$ ' | ||
exec /bin/bash "$@" |
3 changes: 3 additions & 0 deletions
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cmd/snap-update-ns/testdata/opt-foo-bar/test-snapd-layout/bin/sh
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#!/bin/sh | ||
PS1='$ ' | ||
exec /bin/sh "$@" |
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cmd/snap-update-ns/testdata/opt-foo-bar/test-snapd-layout/meta/snap.yaml
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name: test-snapd-layout | ||
version: a | ||
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confinement: strict | ||
base: core24 | ||
architecture: all | ||
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apps: | ||
sh: | ||
command: bin/sh | ||
bash: | ||
command: bin/bash | ||
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plugs: | ||
content: # Note that this plug is always called "content" for convenience. | ||
content: content | ||
interface: content | ||
target: $SNAP/opt | ||
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layout: | ||
# /opt is a real directory but /opt/foo needs to be created as a mimic. | ||
# On the other hand /opt/foo/bar should not be a mimic and is created as a | ||
# regular subdirectory having constructed /opt/foo. | ||
/opt/foo/bar: | ||
bind: $SNAP/opt/foo/bar |
Empty file.