chcon: invalid context: /var/lib/openshift/openshift.local.volumes system_u:object_r:openshift_var_lib_t:s0

[stevekuznetsov]

@eparis your commit in 88e4c71 introduced a change to how we use chcon which leads to falures like:

+ make test-extended SUITE=core 'FOCUS=registry|imageapi|ImagePrune|ImageQuota'
test/extended/core.sh --ginkgo.focus="registry|imageapi|ImagePrune|ImageQuota"
[WARNING] No compiled `ginkgo` binary was found. Attempting to build one using:
[WARNING]   $ hack/build-go.sh vendor/github.com/onsi/ginkgo/ginkgo
++ Building go targets for linux/amd64: vendor/github.com/onsi/ginkgo/ginkgo
/data/src/github.com/openshift/origin/hack/build-go.sh took 71 seconds
[WARNING] No compiled `junitmerge` binary was found. Attempting to build one using:
[WARNING]   $ hack/build-go.sh tools/junitmerge
++ Building go targets for linux/amd64: tools/junitmerge
/data/src/github.com/openshift/origin/hack/build-go.sh took 3 seconds
[INFO] [CLEANUP] Cleaning up temporary directories
[INFO] Starting server
chcon: invalid context: /var/lib/openshift/openshift.local.volumes	system_u:object_r:openshift_var_lib_t:s0
[ERROR] PID 6461: test/extended/setup.sh:88: `${sudo} chcon "${label}" ${VOLUME_DIR}` exited with status 1.
[INFO] 		Stack Trace: 
[INFO] 		  1: test/extended/setup.sh:88: `${sudo} chcon "${label}" ${VOLUME_DIR}`
[INFO] 		  2: test/extended/core.sh:8: os::test::extended::setup
[INFO]   Exiting with code 1.
/data/src/github.com/openshift/origin/hack/lib/log/system.sh: line 31:  9141 Terminated              sar -A -o "${binary_logfile}" 1 86400 > /dev/null 2> "${stderr_logfile}"
[INFO] [CLEANUP] Beginning cleanup routines...
[INFO] [CLEANUP] Dumping cluster events to _output/scripts/core/artifacts/events.txt
error: A server URL must be specified
[INFO] [CLEANUP] Dumping etcd contents to _output/scripts/core/artifacts/etcd