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CI: find cmux-vm host via ssh config; fail if unreachable

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This commit is contained in:
Lawrence Chen 2026-02-10 16:33:51 -08:00
parent e72916a77d
commit a5a29962e5
1 changed files with 37 additions and 9 deletions
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46
.github/workflows/ci.yml vendored
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@ -81,7 +81,7 @@ jobs:
set -euo pipefail
# Policy: run macOS UI tests in the UTM VM (never on the host runner). Host GUI
# state is frequently non-interactive on CI and causes false failures.
vm_host="${CMUX_VM_HOST:-cmux-vm}"
vm_user="${CMUX_VM_USER:-cmux}"
ssh_opts=(
-o BatchMode=yes
-o StrictHostKeyChecking=no
@ -89,18 +89,46 @@ jobs:
-o ConnectTimeout=15
)
if ! ssh "${ssh_opts[@]}" "$vm_host" 'true' >/dev/null 2>&1; then
echo "ERROR: $vm_host is not reachable from this runner; UI tests are required."
echo "Diagnostics:"
(dscacheutil -q host -a name "$vm_host" || true) 2>/dev/null
(ping -c 1 -t 1 "$vm_host" || true) 2>/dev/null
# Resolve a usable vm host. Prefer explicit env, then ssh config, then a known default.
cfg_host=""
if command -v ssh >/dev/null 2>&1; then
cfg_host="$(ssh -G cmux-vm 2>/dev/null | awk '$1 == \"hostname\" { print $2; exit }' || true)"
fi
candidate_hosts=()
if [ -n "${CMUX_VM_HOST:-}" ]; then
candidate_hosts+=("$CMUX_VM_HOST")
else
candidate_hosts+=("cmux-vm")
if [ -n "$cfg_host" ] && [ "$cfg_host" != "cmux-vm" ]; then
candidate_hosts+=("$cfg_host")
fi
# Default from common local UTM/VZ NAT ranges (can be overridden via CMUX_VM_HOST).
candidate_hosts+=("192.168.64.73")
fi
vm_host=""
for h in "${candidate_hosts[@]}"; do
if ssh "${ssh_opts[@]}" "$vm_user@$h" 'true' >/dev/null 2>&1; then
vm_host="$h"
break
fi
done
if [ -z "$vm_host" ]; then
echo "ERROR: Could not reach the UI-test VM via SSH; UI tests are required."
echo "Tried:"
printf ' - %s@%s\n' "$vm_user" "${candidate_hosts[@]}"
echo "Name resolution:"
dscacheutil -q host -a name cmux-vm || true
echo "Network probe:"
ping -c 1 cmux-vm || true
ping -c 1 192.168.64.73 || true
exit 1
fi
echo "Running UI tests on $vm_host..."
echo "Running UI tests on $vm_user@$vm_host..."
rsync -e "ssh ${ssh_opts[*]}" -a --delete \
--exclude build \
--exclude .git \
--exclude "GhosttyTabs.xcodeproj/project.xcworkspace" \
./ "$vm_host":/Users/cmux/GhosttyTabs/
ssh "${ssh_opts[@]}" "$vm_host" 'cd /Users/cmux/GhosttyTabs && xcodebuild -project GhosttyTabs.xcodeproj -scheme cmux -configuration Debug -destination "platform=macOS" -only-testing:GhosttyTabsUITests/UpdatePillUITests test'
./ "$vm_user@$vm_host":/Users/cmux/GhosttyTabs/
ssh "${ssh_opts[@]}" "$vm_user@$vm_host" 'cd /Users/cmux/GhosttyTabs && xcodebuild -project GhosttyTabs.xcodeproj -scheme cmux -configuration Debug -destination "platform=macOS" -only-testing:GhosttyTabsUITests/UpdatePillUITests test'