#!/usr/bin/env python3
"""Point guest 9202 at the drill catalog (and a 90 s health timeout), or restore the saved config.

`09` §6.5: `git.repo_url` alone is INERT (R-615) — the cache dir must go too. The saved copy is
`controller.yaml.pre-pg0928` (NOT the older `.pre-28`, which a restore must never pick up).
"""
import re, sys, io
sys.path.insert(0, '.')
import walk as w

VOL = "/var/lib/docker/volumes/felhom-controller-data/_data"
DRILL_REPO = "https://gitea.dooplex.hu/admin/app-catalog-drill.git"


def creds():
    for l in io.open("/home/kisfenyo/.git-credentials").read().strip().split("\n"):
        m = re.match(r'https://(admin):([^@]+)@gitea\.dooplex\.hu', l)
        if m:
            return m.group(1), m.group(2)
    raise SystemExit("no admin credential")


def to_drill():
    u, t = creds()
    print(w.guest(f"""
set -e
test -f {VOL}/controller.yaml.pre-pg0928 || cp -p {VOL}/controller.yaml {VOL}/controller.yaml.pre-pg0928
python3 - <<'PY'
import re
p = "{VOL}/controller.yaml"
s = open(p).read()
s = re.sub(r'(^\\s+repo_url: ).*$', r'\\g<1>{DRILL_REPO}', s, count=1, flags=re.M)
s = re.sub(r'(^git:(?:\\n\\s+.*)*?\\n\\s+token: ).*$', r'\\g<1>"{t}"', s, count=1, flags=re.M)
s = re.sub(r'(^git:(?:\\n\\s+.*)*?\\n\\s+username: ).*$', r'\\g<1>"{u}"', s, count=1, flags=re.M)
if not re.search(r'^update:', s, re.M):
    s += "update:\\n    health_timeout: 90s\\n"
open(p, "w").write(s)
PY
rm -rf {VOL}/catalog-cache {VOL}/data/catalog-cache
docker restart felhom-controller >/dev/null
sleep 15
grep -A6 '^git:' {VOL}/controller.yaml | sed 's/token:.*/token: <redacted>/'
grep -A2 '^update:' {VOL}/controller.yaml
"""))


def restore():
    print(w.guest(f"""
set -e
cp -p {VOL}/controller.yaml.pre-pg0928 {VOL}/controller.yaml
rm -rf {VOL}/catalog-cache {VOL}/data/catalog-cache
docker restart felhom-controller >/dev/null
sleep 15
grep -A6 '^git:' {VOL}/controller.yaml | sed 's/token:.*/token: <redacted>/'
grep -c '^update:' {VOL}/controller.yaml || true
"""))


if __name__ == "__main__":
    to_drill() if sys.argv[1] == "drill" else restore()