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build-server lib: the route check names its ssh key and options itself (it runs before bs_host fills BS_SSH_OPTS, and the Mac's bash 3.2 reads the empty array as unbound under set -u; every Mac lane's build-remote died at 13:20Z)

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Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
This commit is contained in:
igneum-labs 2026-10-07 13:21:36 +00:00
parent 19196e1806
commit 1c6e07463a
1 changed files with 3 additions and 1 deletions
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4
infra/build-server/lib.sh
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@ -45,7 +45,9 @@ bs_box_state() { # <box> -> "free=<n> slots=<n> load1=<x>" | "absent" | "down"
v=$(eval "printf '%s' \"\${BS_ROUTE_STATE_$b:-}\""); if [ -n "$v" ]; then printf '%s' "$v"; return 0; fi
f=$(bs_box_file "$b"); [ -s "$f" ] || { printf 'absent'; return 0; }
h="$(head -1 "$f" | tr -d '[:space:]')"
ssh "${BS_SSH_OPTS[@]}" -o ConnectTimeout=8 "$h" 'd=/srv/builds/_locks; n=$(cat $d/slots 2>/dev/null || echo 1); free=0; k=0; while [ $k -lt $n ]; do exec 9>>$d/build-$k; if flock -n 9; then free=$((free+1)); fi; exec 9>&-; k=$((k+1)); done; printf "free=%s slots=%s load1=%s" $free $n "$(cut -d" " -f1 /proc/loadavg)"' 2>/dev/null || printf 'down'
# the route check runs before bs_host fills BS_SSH_OPTS; the Mac's bash 3.2 treats the empty array as unbound under
# set -u (every lane on a Mac died here at 13:20Z, 7 October 2026), so the key and the batch options are named here
ssh -i "${BS_KEY:-$HOME/.ssh/igneum_ed25519}" -o BatchMode=yes -o StrictHostKeyChecking=accept-new -o ConnectTimeout=8 "$h" 'd=/srv/builds/_locks; n=$(cat $d/slots 2>/dev/null || echo 1); free=0; k=0; while [ $k -lt $n ]; do exec 9>>$d/build-$k; if flock -n 9; then free=$((free+1)); fi; exec 9>&-; k=$((k+1)); done; printf "free=%s slots=%s load1=%s" $free $n "$(cut -d" " -f1 /proc/loadavg)"' 2>/dev/null || printf 'down'
}
bs_state_ok() { # <state> -> 0 when the box can take a job now (a free slot, load1 at or under the line)
local st="$1" free load