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linode.api.sh
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#!/bin/bash
# Author: Pavel Piatruk
# API reference: https://developers.linode.com/v4/reference/linode
[ -z "$API" ] && { echo "API variable is empty. Pls set it."; exit 2; }
function get_linodeid_by_name() {
local LABEL=$1
if echo $LABEL | grep -Pq '^\d+$'
then
echo $LABEL
else
LABEL=$( echo $LABEL | cut -d. -f1 )
curl -Ss "https://api.linode.com/?api_key=$API&api_action=linode.list"| json_xs -e ' foreach my $e ((@{$_->{"DATA"}})) { if ($e->{LABEL} eq "'$LABEL'") { print $e->{LINODEID},"\n" } }; $_=undef; ' -t string
fi
}
function get_diskid_by_linodeid() {
local LINODEID=$1
curl -Ss "https://api.linode.com/?api_key=$API&api_action=linode.disk.list&LinodeID=$LINODEID" | json_xs -e ' foreach my $e ((@{$_->{"DATA"}})) { if ($e->{TYPE} eq "ext4") { print $e->{DISKID},"\n" } }; $_=undef; ' -t string
}
function shrink_disk() {
local LINODEID=$1
local DISKID=$2
local SIZE=18000
curl -Ss "https://api.linode.com/?api_key=$API&api_action=linode.disk.resize&DiskID=$DISKID&LinodeID=$LINODEID&size=$SIZE" | json_pp
echo $@ | grep -q wait=1 && wait_for_jobs $LINODEID
}
function plan_change() {
local LINODEID=$1
local PLANID=1
curl -Ss "https://api.linode.com/?api_key=$API&api_action=linode.resize&PlanID=$PLANID&LinodeID=$LINODEID" | json_pp
echo $@ | grep -q wait=1 && wait_for_jobs $LINODEID
}
function boot() {
local LINODEID=$( get_linodeid_by_name $1 )
curl -Ss "https://api.linode.com/?api_key=$API&api_action=linode.boot&LinodeID=$LINODEID" | json_pp
echo $@ | grep -q wait=1 && wait_for_jobs $LINODEID
}
function shutdown() {
local LINODEID=$( get_linodeid_by_name $1 )
curl -Ss "https://api.linode.com/?api_key=$API&api_action=linode.shutdown&LinodeID=$LINODEID" | json_pp
echo $@ | grep -q wait=1 && wait_for_jobs $LINODEID
}
function reboot () {
local LINODEID=$( get_linodeid_by_name $1 )
curl -Ss "https://api.linode.com/?api_key=$API&api_action=linode.reboot&LinodeID=$LINODEID" | json_pp
echo $@ | grep -q wait=1 && wait_for_jobs $LINODEID
}
function get_pending_jobs() {
local LINODEID=$1
curl -Ss "https://api.linode.com/?api_key=$API&api_action=linode.job.list&LinodeID=$LINODEID&pendingOnly=1" | json_xs -e ' print scalar( @{$_->{"DATA"}}) ,"\n" ; $_=undef; ' -t string
}
function wait_for_jobs() {
local LINODEID=$( get_linodeid_by_name $1 )
while :;
do
if [[ $( get_pending_jobs $LINODEID ) -gt 0 ]] ;
then
echo wait;
sleep 6;
else break;
fi;
done
}
get_ip() {
local LINODEID=$( get_linodeid_by_name $1 )
curl -Ss "https://api.linode.com/?api_key=$API&api_action=linode.ip.list&LinodeID=$LINODEID"| json_xs -e '
foreach my $e ((@{$_->{"DATA"}})) { print $e->{IPADDRESS},"\n" } ; $_=undef;
' -t string
}
list_ips() {
curl -Ss "https://api.linode.com/?api_key=$API&api_action=linode.ip.list"| json_xs -e '
foreach my $e ((@{$_->{"DATA"}})) { print $e->{LINODEID},"\t",$e->{IPADDRESS},"\n" } ; $_=undef;
' -t string
}
list() {
curl -Ss "https://api.linode.com/?api_key=$API&api_action=linode.list"| json_xs -e '
foreach my $e ((@{$_->{"DATA"}})) { print $e->{LINODEID},"\t",$e->{LABEL},"\n" } ; $_=undef;
' -t string
}
get_large_cache_servers() {
curl -Ss "https://api.linode.com/?api_key=$API&api_action=linode.list"| json_xs -e ' foreach my $e ((@{$_->{"DATA"}})) { print $e->{LABEL},":",$e->{PLANID},"\n" } ; $_=undef; ' -t string | grep ^cache | grep -v 1$ | cut -d: -f1 | sed 's/$/.rmkr.net/' | sort
}
get_datacenter() {
local LINODEID=$( get_linodeid_by_name $1 )
local DATACENTERID=$( curl -Ss "https://api.linode.com/?api_key=$API&api_action=linode.list"| json_xs -e ' foreach my $e ((@{$_->{"DATA"}})) { if ($e->{LINODEID} eq "'$LINODEID'") { print $e->{DATACENTERID},"\n" } }; $_=undef; ' -t string )
curl -Ss "https://api.linode.com/?api_key=$API&api_action=avail.datacenters"| json_xs -e ' foreach my $e ((@{$_->{"DATA"}})) { if ($e->{DATACENTERID} eq "'$DATACENTERID'") { print $e->{ABBR},"\n" } }; $_=undef; ' -t string
}
get_lish_cmd() {
local LABEL=$1
LABEL=$( echo $LABEL | cut -d. -f1 )
## well it is better to detect the correct datacenter. but it will also work if you connect to the default one
#local DC=$( get_datacenter $LABEL )
local DC=newark
echo "ssh -t $LINODE_USER@lish-$DC.linode.com $LABEL"
}
downgrade_complete() {
H=$1
LINODEID=$( get_linodeid_by_name $H)
echo "=got LINODEID $LINODEID"
echo "=shutdown $LINODEID"
shutdown $LINODEID wait=1
DISKID=$( get_diskid_by_linodeid $LINODEID)
echo "=got DISKID $DISKID"
echo "=shrink disk $DISKID on $LINODEID"
shrink_disk $LINODEID $DISKID wait=1
echo "=plan change of $LINODEID"
plan_change $LINODEID wait=1
echo "=boot $LINODEID"
boot $LINODEID wait=1
}
reboot_to_rescue() {
# https://developers.linode.com/v4/reference/endpoints/linode/instances/$id/rescue
[ -z "$TOKEN" ] && { echo "empty token, get one at https://cloud.linode.com/profile/tokens" ; exit 2; }
local LINODEID=$( get_linodeid_by_name $1)
local DISKID=$( get_diskid_by_linodeid $LINODEID )
curl -H "Content-Type: application/json" \
-H "Authorization: Bearer $TOKEN" \
-X POST -d '{
"devices": {
"sdb": {"disk_id": '$DISKID'}
}
}' \
https://api.linode.com/v4/linode/instances/$LINODEID/rescue
echo
echo $@ | grep -q wait=1 && wait_for_jobs $LINODEID
get_lish_cmd $1
}
showstatus () {
local LABEL=$( echo $1 | cut -d. -f1 )
linode-linode --api-key $API -a show --label $LABEL
}
usage() {
echo "usage:
get_linodeid_by_name LABEL|HOSTNAME
boot LINODEID|LABEL|HOSTNAME [wait=1]
shutdown LINODEID|LABEL|HOSTNAME [wait=1]
reboot LINODEID|LABEL|HOSTNAME [wait=1]
downgrade_complete HOSTNAME
get_large_cache_servers
list_ips # return list of LINODEID\\tIPADDRESS
list # return list of LINODEID\\tLABEL
get_ip LINODEID|LABEL|HOSTNAME
get_datacenter LINODEID|LABEL|HOSTNAME
get_lish_cmd LABEL|HOSTNAME
reboot_to_rescue LINODEID|LABEL|HOSTNAME
wait_for_jobs LINODEID|LABEL|HOSTNAME
showstatus LABEL
"
}
ACTION=$1
shift
case $ACTION in
downgrade_complete|get_large_cache_servers|get_linodeid_by_name|boot|shutdown|list_ips|list|get_ip|reboot|get_datacenter|get_lish_cmd|reboot_to_rescue|wait_for_jobs|showstatus)
$ACTION $@
;;
*) #echo wrong option
usage
;;
esac