#!/bin/bash

## Should be executable N time in a row with same result.

. lib/common

set -e

LOGS=/var/log/opensem

php_fpm_service=$(service:traverse "$SERVICE_NAME":php-fpm) || {
    err "Could not find php-fpm service for $SERVICE_NAME"
    exit 1
}

uid_gid=$(get_service_base_image_dir_uid_gid "$php_fpm_service" /var/www/html) || {
    err "Could not determine uid:gid for $php_fpm_service of dir /var/www/html"
    exit 1
}

gid="${uid_gid#* }"

dirs=(
    "$LOGS"
)

to_create=()
volumes=""
for d in "${dirs[@]}"; do
    fdir="${SERVICE_DATASTORE}$d"
    if [ -d "$fdir" ]; then
        find "$fdir" \! -gid "$gid" -print0 | while read-0 f; do
            chgrp -v "$gid" "$f" || return 1
        done
        find "$fdir" \! -perm -g+rwx -print0 | while read-0 f; do
            chmod -v g+rwx "$f" || return 1
        done
    else
        to_create+=("$fdir")
    fi
done

if [ "${#to_create[@]}" -gt 0 ]; then
    mkdir -p "${to_create[@]}" || return 1
    chgrp -v "${gid}" "${to_create[@]}" || return 1
    chmod g+rwx "${to_create[@]}" || return 1
fi


rotated_count=$(relation-get rotated-count 2>/dev/null) || true
rotated_count=${rotated_count:-52}

## XXXvlab: a lot of this intelligence should be moved away into ``logrotate`` charm
DST="$CONFIGSTORE/$TARGET_SERVICE_NAME/etc/logrotate.d/$SERVICE_NAME"
file_put "$DST" <<EOF
/var/log/docker/$SERVICE_NAME/laravel.log {
    weekly
    missingok
    dateext
    dateyesterday
    dateformat _%Y-%m-%d
    extension .log
    rotate $rotated_count
    compress
    delaycompress
    notifempty
    create 640 root root
    sharedscripts
}
EOF

opensem:config-set "LOG_CHANNEL" "single" || {
    err "Could not set LOG_CHANNEL=single in opensem config"
    exit 1
}

config-add "\
services:
  $MASTER_TARGET_SERVICE_NAME:
    volumes:
      - $DST:/etc/logrotate.d/docker-${SERVICE_NAME}:ro
      - $SERVICE_DATASTORE$LOGS:/var/log/docker/$SERVICE_NAME:rw
  $php_fpm_service:
    volumes:
      - $SERVICE_DATASTORE$LOGS:/opt/apps/$SERVICE_NAME/storage/logs:rw
"