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55 lines
1.7 KiB
55 lines
1.7 KiB
#!/bin/bash |
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# |
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# Note: libvirt hook scripts execute with uid=0(root) gid=0(root) for all |
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# operations, i.e., started, stopped. |
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# |
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# TODO: re-enable after the possible libvirt deadlock is fixed. |
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exit 0 |
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{ |
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echo "wsargs=$@" |
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domain_xml=$(</dev/stdin) |
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guest_name="$1" |
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operation="$2" |
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# Operation migrate will: |
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# 1. Trigger migrate->prepare->start->started operation on the destination host. |
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# 2. Trigger stopped->release operations on the source host. |
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if [[ "$operation" == "started" || "$operation" == "stopped" ]] |
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then |
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ws_open_flag="" |
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ws_port_flag="" |
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ws_suuid_flag="" |
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if [[ "$operation" == "started" ]] |
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then |
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ws_open_flag="--open" |
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# Cannot call $ virsh vncdisplay... because libvirt hooks |
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# cannot call anything related to libvirt, i.e., virsh, because |
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# a deadlock will happen. |
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server_vnc_port=$( grep "<graphics.*type=['\"]vnc['\"]" <<<$domain_xml | grep -oPm1 "(?<=port=['\"])\d+" ) |
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ws_port_flag="--server-vnc-port ${server_vnc_port}" |
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server_uuid=$( grep -oPm1 "(?<=<uuid>)[^\s]+(?=<)" <<<$domain_xml ) |
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ws_suuid_flag="--server-uuid ${server_uuid}" |
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local_host_uuid=$(</etc/anvil/host.uuid) |
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update_sql="UPDATE servers SET server_host_uuid = '$local_host_uuid' WHERE server_name = '$guest_name';" |
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echo "wsupdate=$update_sql" |
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anvil-access-module --query "$update_sql" --mode write |
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fi |
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ws_command_args="--server \"$guest_name\" $ws_suuid_flag --server-host-uuid local $ws_port_flag --component ws $ws_open_flag" |
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echo "wscmd=$ws_command_args" |
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striker-manage-vnc-pipes --server "$guest_name" $ws_suuid_flag --server-host-uuid local $ws_port_flag --component ws $ws_open_flag |
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echo "wscmd_exit=$?" |
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# Don't interrupt libvirt regardless of whether websockify gets setup |
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# successfully. |
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exit 0 |
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fi |
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} >>/var/log/anvil.log
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