#!/usr/bin/env python3
"""A1 spike: what does nextcloud's Tier-2 mirror hold, file by file, and what would a whole restore need?
nextcloud installed from the drill (= live head), a user + 3 files through WebDAV, then an update whose tag
does not exist: its backing-up leg runs (unit + Tier 2), the pull fails, nothing moves."""
import json, re, sys, time
sys.path.insert(0, ".")
import walk as w, fixtures as fx, ncfiles as nf
F, SUB, APP = fx.Nextcloud(), "cloud-a1", "nextcloud"
CAT = f"{w.DRILL}/templates/{APP}"
out = {}
w.login()
w.sync_rescan()
out["deployed"] = w.deploy(APP, SUB)
A = F.seed(w, SUB, w.say)
files = nf.seed_files(w, SUB, A, 3, w.say)
out["files_seeded"] = len(files)


def drill(edit, msg):
    import fcntl
    with open(f"{w.SC}/drill.lock", "w") as lk:
        fcntl.flock(lk, fcntl.LOCK_EX)
        w.sh(["git", "-C", w.DRILL, "pull", "-q", "--rebase", "origin", "main"], timeout=120)
        edit()
        w.sh(["git", "-C", w.DRILL, "commit", "-qam", "NIGHT-A1 " + msg])
        w.sh(["git", "-C", w.DRILL, "push", "-q", "origin", "main"], timeout=120)
        w.say("drill: " + msg)


orig = open(f"{CAT}/docker-compose.yml").read()
drill(lambda: open(f"{CAT}/docker-compose.yml", "w").write(orig.replace("nextcloud:34.0.4-apache", "nextcloud:34.0.99-notag")), "nextcloud 34.0.99-notag (backing-up runs, pull fails)")
w.sync_rescan(APP, "nextcloud:34.0.99-notag", tries=60)
out["press"] = w.press_update(APP)
drill(lambda: open(f"{CAT}/docker-compose.yml", "w").write(orig), "nextcloud back to 34.0.4")
w.sync_rescan()
cfg = w.guest("python3 - <<'PY'\nimport json\nd=json.load(open('/var/lib/docker/volumes/felhom-controller-data/_data/data/settings.json'))\nprint(json.dumps((d.get('cross_drive') or d.get('crossdrive') or {}).get('nextcloud'),indent=1))\nPY")
out["tier2_record"] = cfg
w.say("Tier-2 record:\n" + cfg)
lay = w.guest("""for b in /mnt/sys_drive/felhom-data/backups/secondary/nextcloud /mnt/felhom-drives/scratch_hdd/backups/secondary/nextcloud; do [ -d $b ] || continue; echo "== $b"; ls -la $b; du -sh $b/* 2>/dev/null; find $b -maxdepth 4 -type d | head -30; done
echo "== live userdata"; ls -la /mnt/felhom-drives/scratch_hdd/userdata/nextcloud 2>&1 | head; find /mnt/felhom-drives/scratch_hdd/userdata/nextcloud -name 'felhom-seed-*' -printf '%p %s %TY-%Tm-%Td %TH:%TM %u:%g %m\\n' 2>/dev/null
echo "== mirror copies of the seeds"; find /mnt/sys_drive/felhom-data/backups/secondary/nextcloud /mnt/felhom-drives/scratch_hdd/backups/secondary/nextcloud -name 'felhom-seed-*' -printf '%p %s %TY-%Tm-%Td %TH:%TM %u:%g %m\\n' 2>/dev/null""")
out["layout"] = lay
w.say("layout:\n" + lay)
json.dump({"A": {"uid": A["uid"]}, "files": list(files)}, open("../A1/spike-state.json", "w"), indent=2)
json.dump(out, open("../A1/00-spike.json", "w"), indent=2, ensure_ascii=False, default=str)
open("../A1/00-spike.log", "w").write("\n".join(w.LOG) + "\n")
json.dump({"A": A, "files": files}, open(f"{w.SC}/a1-secret-state.json", "w"))