mod_log_ringbuffer: Detach event handlers on logging reload (thanks Menel)
Otherwise the global event handlers accumulate, one added each time
logging is reoladed, and each invocation of the signal or event triggers
one dump of each created ringbuffer.
-- Copyright (C) 2021 Kim Alvefur
--
-- This file is MIT licensed.
local lfs = require "lfs";
local st = require "util.stanza";
local jid = require "util.jid";
local paths = require "util.paths";
local unpack = table.unpack or _G.unpack;
function module.command(arg)
local sm = require "core.storagemanager";
local dm = sm.olddm;
local component, user_host = unpack(arg);
sm.initialize_host(component);
local new_uploads = sm.open(component, "uploads", "archive");
local legacy_storage_path = module:context(component):get_option_string("http_upload_path", paths.join(prosody.paths.data, "http_upload"));
local legacy_uploads = {};
for user in assert(dm.users(user_host, "http_upload", "list")) do
legacy_uploads[user] = dm.list_load(user, user_host, "http_upload");
end
while true do
local oldest_uploads, uploader;
for user, uploads in pairs(legacy_uploads) do
if uploads[1] and (not oldest_uploads or uploads[1].time < oldest_uploads[1].time) then
oldest_uploads, uploader = uploads, jid.join(user, user_host);
end
end
if not oldest_uploads then break end
local item = table.remove(oldest_uploads, 1);
local source_directory = paths.join(legacy_storage_path, item.dir);
local source_filename = paths.join(source_directory, item.filename);
local target_filename = dm.getpath(item.dir, component, "http_file_share", "bin", true);
if not lfs.attributes(source_filename, "mode") then
print("Not migrating missing file " .. source_filename);
else
print("Moving " .. source_filename .. " to " .. target_filename .. " for " .. uploader);
local upload = st.stanza("request", {
xmlns = "urn:xmpp:http:upload:0";
filename = item.filename;
size = string.format("%d", item.size);
-- content-type not included with mod_http_upload
});
assert(new_uploads:append(nil, item.dir, upload, item.time, uploader));
assert(os.rename(source_filename, target_filename));
end
os.remove(source_directory); -- failure not fatal
end
for user, uploads in pairs(legacy_uploads) do
assert(dm.list_store(user, user_host, "http_upload", uploads));
end
os.remove(legacy_storage_path);
return 0;
end