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Podman often reports OCI Runtime does not exist, even if it does

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When the OCI Runtime tries to set certain settings in cgroups
it can get the error "no such file or directory",  the wrapper
ends up reporting a bogus error like:

```
 Request Failed(Internal Server Error): open io.max: No such file or directory: OCI runtime command not found error
{"cause":"OCI runtime command not found error","message":"open io.max: No such file or directory: OCI runtime command not found error","response":500}
```

On first reading of this, you would think the OCI Runtime (crun or runc) were not found.  But the error is actually reporting

message":"open io.max: No such file or directory

Which is what we want the user to concentrate on.

Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>
This commit is contained in:
Daniel J Walsh
2020-10-28 10:27:31 -04:00
parent cce6c6cd40
commit 0f191ad72c
3 changed files with 6 additions and 6 deletions
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6
libpod/define/errors.go
View File

@ -138,15 +138,15 @@ var (
// ErrOCIRuntimePermissionDenied indicates the OCI runtime attempted to invoke a command that returned
// a permission denied error
ErrOCIRuntimePermissionDenied = errors.New("OCI runtime permission denied error")
ErrOCIRuntimePermissionDenied = errors.New("OCI permission denied")
// ErrOCIRuntimeNotFound indicates the OCI runtime attempted to invoke a command
// that was not found
ErrOCIRuntimeNotFound = errors.New("OCI runtime command not found error")
ErrOCIRuntimeNotFound = errors.New("OCI not found")
// ErrOCIRuntimeUnavailable indicates that the OCI runtime associated to a container
// could not be found in the configuration
ErrOCIRuntimeUnavailable = errors.New("OCI runtime not available in the current configuration")
ErrOCIRuntimeUnavailable = errors.New("OCI unavailable")
// ErrConmonOutdated indicates the version of conmon found (whether via the configuration or $PATH)
// is out of date for the current podman version

4
test/system/030-run.bats
View File

@ -14,8 +14,8 @@ load helpers
# ...but check the configured runtime engine, and switch to crun as needed
run_podman info --format '{{ .Host.OCIRuntime.Path }}'
if expr "$output" : ".*/crun"; then
err_no_such_cmd="Error: executable file.* not found in \$PATH: No such file or directory: OCI runtime command not found error"
err_no_exec_dir="Error: open executable: Operation not permitted: OCI runtime permission denied error"
err_no_such_cmd="Error: executable file.* not found in \$PATH: No such file or directory: OCI not found"
err_no_exec_dir="Error: open executable: Operation not permitted: OCI permission denied"
fi
tests="

2
test/system/160-volumes.bats
View File

@ -119,7 +119,7 @@ EOF
# noexec option. This should fail.
# ARGH. Unfortunately, runc (used for cgroups v1) produces a different error
local expect_rc=126
local expect_msg='.* OCI runtime permission denied.*'
local expect_msg='.* OCI permission denied.*'
run_podman info --format '{{ .Host.OCIRuntime.Path }}'
if expr "$output" : ".*/runc"; then
expect_rc=1