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mxtools/crashkernel/startup-crashmemory
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| #! /bin/sh | |
| # Workaround for systemd versions missing certain ConditionXY= features. | |
| # This helper is called by startup-crashmemory.service and creates | |
| # /node/startup-crashmemory/available | |
| # So other services can use | |
| # Wants=startup-crashmemory.service | |
| # After=startup-crashmemory.service | |
| # ConditionPathExists=/node/startup-crashmemory/available | |
| # to start a unit only if the memory can be used | |
| # | |
| kexec_crash_size='0' | |
| if [ -e /sys/kernel/kexec_crash_size ]; then | |
| kexec_crash_size=$(cat /sys/kernel/kexec_crash_size) | |
| fi | |
| mkdir -p /node/startup-crashmemory | |
| rm /node/startup-crashmemory/* 2>/dev/null | |
| if [ "$kexec_crash_size" != "0" ] ; then | |
| touch /node/startup-crashmemory/available | |
| fi |