j3s.sh
capsul.org webapp
Add vm state management scripts
+161
+39
capsulflask/shell_scripts/force-stop.sh
+39
capsulflask/shell_scripts/force-stop.sh
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#!/bin/sh -e
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#
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# force-stop.sh - pull the plug on a capsul
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# if it is already stopped, do nothing
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# State Key
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# NOSTATE: 0 - no state
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# RUNNING: 1 - the domain is running
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# BLOCKED: 2 - the domain is blocked on resource
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# PAUSED: 3 - the domain is paused by user
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# SHUTDOWN: 4 - the domain is being shut down
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# SHUTOFF: 5 - the domain is shut off
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# CRASHED: 6 - the domain is crashed
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# PMSUSPENDED: 7 - the domain is suspended by guest power management
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# LAST: 8 NB: this enum value will increase over time as new events are added to the libvirt API. It reflects the last state supported by this version of the libvirt API.
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vmname="$1"
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[ "$vmname" = '' ] && printf 'you must set $vmname\n' && exit 1
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if printf "$vmname" | grep -vqE '^(cvm|capsul)-[a-z0-9]{10}$'; then
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printf 'vmname %s must match ^capsul-[a-z0-9]{10}$\n' "$vmname"
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exit 1
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fi
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state="$(virsh domstats $vmname | grep state.state | cut -d '=' -f 2)"
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[ "$state" = '' ] && printf 'state was not detected. must match ^[0-8]$\n' && exit 1
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if printf "$state" | grep -vqE '^[0-8]$'; then
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printf 'state %s must match ^[0-8]$\n' "$state"
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exit 1
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fi
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case "$state" in
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[1-47]) virsh destroy "$vmname" > /dev/null ;; # virsh destroy == pull the plug
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[5-6]) printf "%s is already off\n" "$vmname" ;;
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esac
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+43
capsulflask/shell_scripts/restart.sh
+43
capsulflask/shell_scripts/restart.sh
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#!/bin/sh -e
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#
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# restart.sh - restarts a capsul
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# if it is stopping, do nothing
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# State Key
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# NOSTATE: 0 - no state
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# RUNNING: 1 - the domain is running
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# BLOCKED: 2 - the domain is blocked on resource
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# PAUSED: 3 - the domain is paused by user
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# SHUTDOWN: 4 - the domain is being shut down
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# SHUTOFF: 5 - the domain is shut off
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# CRASHED: 6 - the domain is crashed
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# PMSUSPENDED: 7 - the domain is suspended by guest power management
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# LAST: 8 NB: this enum value will increase over time as new events are added to the libvirt API. It reflects the last state supported by this version of the libvirt API.
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vmname="$1"
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[ "$vmname" = '' ] && printf 'you must set $vmname\n' && exit 1
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if printf "$vmname" | grep -vqE '^(cvm|capsul)-[a-z0-9]{10}$'; then
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printf 'vmname %s must match ^capsul-[a-z0-9]{10}$\n' "$vmname"
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exit 1
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fi
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state="$(virsh domstats $vmname | grep state.state | cut -d '=' -f 2)"
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[ "$state" = '' ] && printf 'state was not detected. must match ^[0-8]$\n' && exit 1
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if printf "$state" | grep -vqE '^[0-8]$'; then
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printf 'state %s must match ^[0-8]$\n' "$state"
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exit 1
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fi
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case "$state" in
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1) virsh reboot "$vmname" > /dev/null ;;
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2) printf '%s cannot be rebooted while it is blocked\n' "$vmname" ;;
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37) printf '%s cannot be rebooted while it is paused\n' "$vmname" ;;
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4) printf '%s cannot be rebooted while it is shutting down\n' "$vmname" ;;
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56) printf '%s cannot be rebooted while it is stopped\n' "$vmname" ;;
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*) printf 'unknown script behavior. state: %s\n' "$state" ;;
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esac
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+40
capsulflask/shell_scripts/start.sh
+40
capsulflask/shell_scripts/start.sh
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#!/bin/sh -e
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#
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# start.sh - starts a capsul
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# if it is already started, do nothing
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# if it is stopping, do nothing
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# State Key
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# NOSTATE: 0 - no state
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# RUNNING: 1 - the domain is running
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# BLOCKED: 2 - the domain is blocked on resource
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# PAUSED: 3 - the domain is paused by user
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# SHUTDOWN: 4 - the domain is being shut down
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# SHUTOFF: 5 - the domain is shut off
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# CRASHED: 6 - the domain is crashed
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# PMSUSPENDED: 7 - the domain is suspended by guest power management
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# LAST: 8 NB: this enum value will increase over time as new events are added to the libvirt API. It reflects the last state supported by this version of the libvirt API.
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vmname="$1"
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[ "$vmname" = '' ] && printf 'you must set $vmname\n' && exit 1
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if printf "$vmname" | grep -vqE '^(cvm|capsul)-[a-z0-9]{10}$'; then
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printf 'vmname %s must match ^capsul-[a-z0-9]{10}$\n' "$vmname"
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exit 1
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fi
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state="$(virsh domstats $vmname | grep state.state | cut -d '=' -f 2)"
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[ "$state" = '' ] && printf 'state was not detected. must match ^[0-8]$\n' && exit 1
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if printf "$state" | grep -vqE '^[0-8]$'; then
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printf 'state %s must match ^[0-8]$\n' "$state"
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exit 1
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fi
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case "$state" in
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1) printf '%s is already running\n' "$vmname" ;;
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4) printf '%s cannot be started while it is shutting down\n' "$vmname" ;;
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[235-7]) virsh start "$vmname" > /dev/null ;;
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esac
+39
capsulflask/shell_scripts/stop.sh
+39
capsulflask/shell_scripts/stop.sh
···
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#!/bin/sh -e
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#
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# stop.sh - stops a capsul
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# if it is already stopped, do nothing
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# State Key
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# NOSTATE: 0 - no state
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# RUNNING: 1 - the domain is running
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# BLOCKED: 2 - the domain is blocked on resource
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# PAUSED: 3 - the domain is paused by user
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# SHUTDOWN: 4 - the domain is being shut down
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# SHUTOFF: 5 - the domain is shut off
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# CRASHED: 6 - the domain is crashed
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# PMSUSPENDED: 7 - the domain is suspended by guest power management
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# LAST: 8 NB: this enum value will increase over time as new events are added to the libvirt API. It reflects the last state supported by this version of the libvirt API.
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vmname="$1"
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[ "$vmname" = '' ] && printf 'you must set $vmname\n' && exit 1
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if printf "$vmname" | grep -vqE '^(cvm|capsul)-[a-z0-9]{10}$'; then
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printf 'vmname %s must match ^capsul-[a-z0-9]{10}$\n' "$vmname"
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exit 1
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fi
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state="$(virsh domstats $vmname | grep state.state | cut -d '=' -f 2)"
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[ "$state" = '' ] && printf 'state was not detected. must match ^[0-8]$\n' && exit 1
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if printf "$state" | grep -vqE '^[0-8]$'; then
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printf 'state %s must match ^[0-8]$\n' "$state"
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exit 1
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fi
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case "$state" in
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[1-37]) virsh shutdown "$vmname" > /dev/null ;;
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[4-6]) printf '%s is already shutting down\n' "$vmname" ;;
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esac
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