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|
#!/bin/bash
configuration_file="${1:-#ETC#/colocation-client.conf}"
jq -c '{
colocation_server,
machine: .machines[]
} | {
url: (
.colocation_server +
"update.php" +
(
"?machine=" +
.machine.machine +
"&key=" +
.machine.key
)
),
test: (
.machine.values |
to_entries |
.[] |
{
state: .key,
command: (.value.command // "true"),
result: (.value.result // "exitcode")
}
)
} | {
url: ( .url + "&" + .test.state + "=" ),
command: .test.command,
result: .test.result
}' \
<"${configuration_file}" \
| sed '
s@^{"url":"\([^"]\+\)","command":"\([^"]\+\)","result":"\([^"]\+\)"}$@\1\n\2\n\3@
t
d
' \
| while read -r url && read -r command && read -r result_strategy; do
case "${result_strategy}" in
'exitcode')
${command} 2>/dev/null >/dev/null
result=$?
;;
'stderr')
result=$(${command} >/dev/null 2>&1)
;;
'stdout')
result=$(${command} 2>/dev/null)
;;
*)
>&2 printf 'unknown result strategy "%s"\n' "${result_strategy}"
exit 1
;;
esac
if printf '%s\n' "${result}" | grep -vxF '0' | grep -qvxF '1'; then
>&2 printf 'result must be 0 or 1, but is "%s" for command "%s" with result strategy "%s"\n' "${result}" "${command}" "${result_strategy}"
exit 1
fi
curl -Ss "${url}${result}"
done
|
