solana/net/scripts/colo-utils.sh

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#!/usr/bin/env bash
declare -r SOLANA_LOCK_FILE="/home/solana/.solana.lock"
__colo_here="$(dirname "${BASH_SOURCE[0]}")"
# shellcheck source=net/common.sh
source "${__colo_here}"/../common.sh
# Load colo resource specs
export COLO_RES_N=0
export COLO_RES_HOSTNAME=()
export COLO_RES_IP=()
export COLO_RES_IP_PRIV=()
export COLO_RES_CPU_CORES=()
export COLO_RES_RAM_GB=()
export COLO_RES_STORAGE_TYPE=()
export COLO_RES_STORAGE_CAP_GB=()
export COLO_RES_ADD_STORAGE_TYPE=()
export COLO_RES_ADD_STORAGE_CAP_GB=()
export COLO_RES_MACHINE=()
export COLO_RESOURCES_LOADED=false
colo_load_resources() {
if ! ${COLO_RESOURCES_LOADED}; then
while read -r LINE; do
IFS='|' read -r H I PI C M ST SC AST ASC G Z <<<"${LINE}"
COLO_RES_HOSTNAME+=( "${H}" )
COLO_RES_IP+=( "${I}" )
COLO_RES_IP_PRIV+=( "${PI}" )
COLO_RES_CPU_CORES+=( "${C}" )
COLO_RES_RAM_GB+=( "${M}" )
COLO_RES_STORAGE_TYPE+=( "${ST}" )
COLO_RES_STORAGE_CAP_GB+=( "${SC}" )
COLO_RES_ADD_STORAGE_TYPE+=( "$(tr ',' $'\x1f' <<<"${AST}")" )
COLO_RES_ADD_STORAGE_CAP_GB+=( "$(tr ',' $'\x1f' <<<"${ASC}")" )
COLO_RES_MACHINE+=( "${G}" )
COLO_RES_ZONE+=( "${Z}" )
COLO_RES_N=$((COLO_RES_N+1))
done < <(sort -nt'|' -k10,10 "${__colo_here}"/colo_nodes)
COLO_RESOURCES_LOADED=true
fi
}
declare COLO_RES_AVAILABILITY_CACHED=false
declare -ax COLO_RES_AVAILABILITY
colo_load_availability() {
declare USE_CACHE=${1:-${COLO_RES_AVAILABILITY_CACHED}}
declare LINE PRIV_IP STATUS LOCK_USER I IP HOST_NAME ZONE INSTNAME PREEMPTIBLE
if ! ${USE_CACHE}; then
COLO_RES_AVAILABILITY=()
COLO_RES_REQUISITIONED=()
while read -r LINE; do
IFS=$'\x1f' read -r IP STATUS LOCK_USER INSTNAME PREEMPTIBLE <<< "${LINE}"
I=$(colo_res_index_from_ip "${IP}")
PRIV_IP="${COLO_RES_IP_PRIV[${I}]}"
HOST_NAME="${COLO_RES_HOSTNAME[${I}]}"
ZONE="${COLO_RES_ZONE[${I}]}"
COLO_RES_AVAILABILITY+=( "$(echo -e "${HOST_NAME}\x1f${IP}\x1f${PRIV_IP}\x1f${STATUS}\x1f${ZONE}\x1f${LOCK_USER}\x1f${INSTNAME}\x1f${PREEMPTIBLE}")" )
done < <(colo_node_status_all | sort -t $'\x1f' -k1)
COLO_RES_AVAILABILITY_CACHED=true
fi
}
colo_res_index_from_ip() {
declare IP="${1}"
for i in "${!COLO_RES_IP_PRIV[@]}"; do
if [[ "${IP}" = "${COLO_RES_IP[${i}]}" || "${IP}" = "${COLO_RES_IP_PRIV[${i}]}" ]]; then
echo "${i}"
return 0
fi
done
return 1
}
colo_instance_run() {
declare IP=${1}
declare CMD="${2}"
declare OUT
set +e
OUT=$(ssh -l solana -o "StrictHostKeyChecking=no" -o "ConnectTimeout=3" -n "${IP}" "${CMD}" 2>&1)
declare RC=$?
set -e
while read -r LINE; do
echo -e "${IP}\x1f${RC}\x1f${LINE}"
if [[ "${RC}" -ne 0 ]]; then
echo "IP(${IP}) Err(${RC}) LINE(${LINE})" 1>&2
fi
done < <(tr -d $'\r' <<<"${OUT}")
return ${RC}
}
colo_instance_run_foreach() {
declare CMD
if test 1 -eq $#; then
CMD="${1}"
declare IPS=()
for I in $(seq 0 $((COLO_RES_N-1))); do
IPS+=( "${COLO_RES_IP[${I}]}" )
done
set "${IPS[@]}" "${CMD}"
fi
CMD="${*: -1}"
for I in $(seq 0 $(($#-2))); do
declare IP="${1}"
colo_instance_run "${IP}" "${CMD}" &
shift
done
wait
}
colo_whoami() {
declare ME LINE SOL_USER EOL
while read -r LINE; do
declare IP RC
IFS=$'\x1f' read -r IP RC SOL_USER EOL <<< "${LINE}"
if [ "${RC}" -eq 0 ]; then
[[ "${EOL}" = "EOL" ]] || echo "${FUNCNAME[0]}: Unexpected input \"${LINE}\"" 1>&2
if [ -z "${ME}" ] || [ "${ME}" = "${SOL_USER}" ]; then
ME="${SOL_USER}"
else
echo "Found conflicting username \"${SOL_USER}\" on ${IP}, expected \"${ME}\"" 1>&2
fi
fi
done < <(colo_instance_run_foreach "[ -n \"\${SOLANA_USER}\" ] && echo -e \"\${SOLANA_USER}\\x1fEOL\"")
echo "${ME}"
}
COLO_SOLANA_USER=""
colo_get_solana_user() {
if [ -z "${COLO_SOLANA_USER}" ]; then
COLO_SOLANA_USER=$(colo_whoami)
fi
echo "${COLO_SOLANA_USER}"
}
__colo_node_status_script() {
cat <<EOF
exec 3>&2
exec 2>/dev/null # Suppress stderr as the next call to exec fails most of
# the time due to ${SOLANA_LOCK_FILE} not existing and is running from a
# subshell where normal redirection doesn't work
exec 9<"${SOLANA_LOCK_FILE}" && flock -s 9 && . "${SOLANA_LOCK_FILE}" && exec 9>&-
echo -e "\${SOLANA_LOCK_USER}\\x1f\${SOLANA_LOCK_INSTANCENAME}\\x1f\${PREEMPTIBLE}\\x1fEOL"
exec 2>&3 # Restore stderr
EOF
}
__colo_node_status_result_normalize() {
declare IP RC US BY INSTNAME PREEMPTIBLE EOL
declare ST="DOWN"
IFS=$'\x1f' read -r IP RC US INSTNAME PREEMPTIBLE EOL <<< "${1}"
if [ "${RC}" -eq 0 ]; then
[[ "${EOL}" = "EOL" ]] || echo "${FUNCNAME[0]}: Unexpected input \"${1}\"" 1>&2
if [ -n "${US}" ]; then
BY="${US}"
ST="HELD"
if [[ -z "${INSTNAME}" ]]; then
return
fi
else
ST="FREE"
fi
fi
echo -e $"${IP}\x1f${ST}\x1f${BY}\x1f${INSTNAME}\x1f${PREEMPTIBLE}"
}
colo_node_status() {
declare IP="${1}"
__colo_node_status_result_normalize "$(colo_instance_run "${IP}" "$(__colo_node_status_script)")"
}
colo_node_status_all() {
declare LINE
while read -r LINE; do
__colo_node_status_result_normalize "${LINE}"
done < <(colo_instance_run_foreach "$(__colo_node_status_script)")
}
# Note: As part of enabling COLO_PARALLELIZE, this list will need to be maintained in a
# lockfile to work around `cloud_CreateInstance` being called in the background
# for validators
export COLO_RES_REQUISITIONED=()
colo_node_requisition() {
declare IP=${1}
# shellcheck disable=SC2034
declare INSTANCE_NAME=${2}
# shellcheck disable=SC2034
declare SSH_PRIVATE_KEY="${3}"
declare PREEMPTIBLE="${4}"
declare INDEX
INDEX=$(colo_res_index_from_ip "${IP}")
declare RC=false
colo_instance_run "${IP}" "$(cat <<EOF
SOLANA_LOCK_FILE="${SOLANA_LOCK_FILE}"
INSTANCE_NAME="${INSTANCE_NAME}"
PREEMPTIBLE="${PREEMPTIBLE}"
SSH_AUTHORIZED_KEYS='$("${__colo_here}"/add-datacenter-solana-user-authorized_keys.sh 2> /dev/null)'
SSH_PRIVATE_KEY_TEXT="$(<"${SSH_PRIVATE_KEY}")"
SSH_PUBLIC_KEY_TEXT="$(<"${SSH_PRIVATE_KEY}.pub")"
NETWORK_INFO="$(printNetworkInfo 2>/dev/null)"
CREATION_INFO="$(creationInfo 2>/dev/null)"
$(<"${__colo_here}"/colo-node-onacquire.sh)
EOF
)"
# shellcheck disable=SC2181
if [[ 0 -eq $? ]]; then
COLO_RES_REQUISITIONED+=("${INDEX}")
RC=true
fi
${RC}
}
colo_node_is_requisitioned() {
declare INDEX="${1}"
declare REQ
declare RC=false
for REQ in "${COLO_RES_REQUISITIONED[@]}"; do
if [[ ${REQ} -eq ${INDEX} ]]; then
RC=true
break
fi
done
${RC}
}
colo_machine_types_compatible() {
declare MAYBE_MACH="${1}"
declare WANT_MACH="${2}"
declare COMPATIBLE=false
# Colo machine types are just GPU count ATM...
if [[ "${MAYBE_MACH}" -ge "${WANT_MACH}" ]]; then
COMPATIBLE=true
fi
${COMPATIBLE}
}
colo_node_free() {
declare IP=${1}
declare FORCE_DELETE=${2}
colo_instance_run "${IP}" "$(cat <<EOF
SOLANA_LOCK_FILE="${SOLANA_LOCK_FILE}"
SECONDARY_DISK_MOUNT_POINT="${SECONDARY_DISK_MOUNT_POINT}"
SSH_AUTHORIZED_KEYS='$("${__colo_here}"/add-datacenter-solana-user-authorized_keys.sh 2> /dev/null)'
FORCE_DELETE="${FORCE_DELETE}"
$(<"${__colo_here}"/colo-node-onfree.sh)
EOF
)"
}