ops: amanita-probe ref/edge fields + README Verify

This commit is contained in:
Hernâni Marques 2026-09-24 20:42:33 +02:00
parent a10de8f0a9
commit e01fbedcd8
No known key found for this signature in database
2 changed files with 28 additions and 3 deletions

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@ -14,6 +14,7 @@
# AMANITA_PROBE_USER default vx
# AMANITA_PROBE_KEY default ~/.ssh/id_ed25519_amanita_probe
# AMANITA_PROBE_STATE default ~/.local/state/amanita-probe
# AMANITA_PROBE_REF second ICMP target (default 192.168.100.3, rabbithole)
set +e
set +u
@ -27,6 +28,7 @@ LAST="${STATE}/amanita-probe.last"
META="${STATE}/amanita-probe.meta"
SSH_TO="${AMANITA_PROBE_SSH_TIMEOUT:-5}"
PING_TO="${AMANITA_PROBE_PING_TIMEOUT:-2}"
REF="${AMANITA_PROBE_REF:-192.168.100.3}"
mkdir -p "${STATE}" 2>/dev/null || true
@ -54,11 +56,22 @@ do_status() {
do_once() {
local ts icmp ssh hb gap prev_ts prev_epoch now_epoch
local old_icmp old_ssh old_pair new_pair edge ref
ts="$(date -Iseconds)"
now_epoch="$(date +%s)"
icmp=fail
ssh=fail
hb="-"
old_icmp=""
old_ssh=""
old_pair=""
if [ -f "${LAST}" ]; then
old_icmp="$(awk '{for(i=1;i<=NF;i++) if($i ~ /^icmp=/){sub(/^icmp=/,"",$i); print $i; exit}}' "${LAST}" 2>/dev/null)"
old_ssh="$(awk '{for(i=1;i<=NF;i++) if($i ~ /^ssh=/){sub(/^ssh=/,"",$i); print $i; exit}}' "${LAST}" 2>/dev/null)"
if [ -n "${old_icmp}" ] && [ -n "${old_ssh}" ]; then
old_pair="${old_icmp}/${old_ssh}"
fi
fi
if ping -c1 -W "${PING_TO}" "${HOST}" >/dev/null 2>&1; then
icmp=ok
@ -74,7 +87,7 @@ do_once() {
-o ConnectTimeout="${SSH_TO}" -o ConnectionAttempts=1 \
-o PreferredAuthentications=publickey \
"${USER_R}@${HOST}" true 2>/dev/null \
| tr '\n' ' ' | tr -s ' ' | head -c 400
| tr '\n' ' ' | tr -s ' ' | head -c 800
)"
if [ -n "${hb}" ]; then
ssh=ok
@ -97,9 +110,19 @@ do_once() {
fi
fi
ref=fail
if ping -c1 -W "${PING_TO}" "${REF}" >/dev/null 2>&1; then
ref=ok
fi
new_pair="${icmp}/${ssh}"
edge=""
if [ -n "${old_pair}" ] && [ "${old_pair}" != "${new_pair}" ]; then
edge=" edge=${old_pair}>${new_pair}"
fi
local line
line="$(printf '%s icmp=%s ssh=%s gap_s=%s host=%s user=%s hb=%s' \
"${ts}" "${icmp}" "${ssh}" "${gap}" "${HOST}" "${USER_R}" "${hb}")"
line="$(printf '%s icmp=%s ssh=%s gap_s=%s host=%s user=%s ref=%s%s hb=%s' \
"${ts}" "${icmp}" "${ssh}" "${gap}" "${HOST}" "${USER_R}" "${ref}" "${edge}" "${hb}")"
printf '%s\n' "${line}" >>"${LOG}"
printf '%s\n' "${line}" >"${LAST}"
@ -109,6 +132,7 @@ do_once() {
echo "icmp=${icmp}"
echo "ssh=${ssh}"
echo "gap_s=${gap}"
echo "ref=${ref}"
} >"${META}"
# Keep log bounded (~14d at 15s ≈ 80k lines; rotate soft at 200k lines)