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-rw-r--r--plugins/mod_http_file_share.lua58
1 files changed, 55 insertions, 3 deletions
diff --git a/plugins/mod_http_file_share.lua b/plugins/mod_http_file_share.lua
index 03274120..ef6da4a1 100644
--- a/plugins/mod_http_file_share.lua
+++ b/plugins/mod_http_file_share.lua
@@ -37,6 +37,7 @@ local file_types = module:get_option_set(module.name .. "_allowed_file_types", {
local safe_types = module:get_option_set(module.name .. "_safe_file_types", {"image/*","video/*","audio/*","text/plain"});
local expiry = module:get_option_number(module.name .. "_expires_after", 7 * 86400);
local daily_quota = module:get_option_number(module.name .. "_daily_quota", file_size_limit*10); -- 100 MB / day
+local total_storage_limit = module:get_option_number(module.name.."_global_quota", nil);
local access = module:get_option_set(module.name .. "_access", {});
@@ -58,11 +59,15 @@ local upload_errors = errors.init(module.name, namespace, {
};
filesizefmt = { type = "modify"; condition = "bad-request"; text = "File size must be positive integer"; };
quota = { type = "wait"; condition = "resource-constraint"; text = "Daily quota reached"; };
+ unknowntotal = { type = "wait"; condition = "undefined-condition"; text = "Server storage usage not yet calculated" };
+ outofdisk = { type = "wait"; condition = "resource-constraint"; text = "Server global storage quota reached" };
});
local upload_cache = cache.new(1024);
local quota_cache = cache.new(1024);
+local total_storage_usage = nil;
+
local measure_upload_cache_size = module:measure("upload_cache", "amount");
local measure_quota_cache_size = module:measure("quota_cache", "amount");
@@ -126,6 +131,15 @@ function may_upload(uploader, filename, filesize, filetype) -- > boolean, error
return false, upload_errors.new("filesize");
end
+ if total_storage_limit then
+ if not total_storage_usage then
+ return false, upload_errors.new("unknowntotal");
+ elseif total_storage_usage + filesize > total_storage_limit then
+ module:log("warn", "Global storage quota reached, at %s!", B(total_storage_usage));
+ return false, upload_errors.new("outofdisk");
+ end
+ end
+
local uploader_quota = get_daily_quota(uploader);
if uploader_quota + filesize > daily_quota then
return false, upload_errors.new("quota");
@@ -193,6 +207,11 @@ function handle_slot_request(event)
return true;
end
+ if total_storage_usage then
+ total_storage_usage = total_storage_usage + filesize;
+ module:log("debug", "Global quota %s / %s", B(total_storage_usage), B(total_storage_limit));
+ end
+
local cached_quota = quota_cache:get(uploader);
if cached_quota and cached_quota.time > os.time()-86400 then
cached_quota.size = cached_quota.size + filesize;
@@ -433,13 +452,16 @@ if expiry >= 0 and not external_base_url then
end
module:log("info", "Pruning expired files uploaded earlier than %s", dt.datetime(boundary_time));
+ module:log("debug", "Global quota %s / %s", B(total_storage_usage), B(total_storage_limit));
local obsolete_uploads = array();
local i = 0;
- for slot_id in iter do
+ local size_sum = 0;
+ for slot_id, slot_info in iter do
i = i + 1;
obsolete_uploads:push(slot_id);
upload_cache:set(slot_id, nil);
+ size_sum = size_sum + tonumber(slot_info.attr.size);
end
sleep(0.1);
@@ -463,7 +485,11 @@ if expiry >= 0 and not external_base_url then
local deletion_query = {["end"] = boundary_time};
if not problem_deleting then
- module:log("info", "All (%d) expired files successfully deleted", n);
+ module:log("info", "All (%d, %s) expired files successfully deleted", n, B(size_sum));
+ if total_storage_usage then
+ total_storage_usage = total_storage_usage - size_sum;
+ module:log("debug", "Global quota %s / %s", B(total_storage_usage), B(total_storage_limit));
+ end
-- we can delete based on time
else
module:log("warn", "%d out of %d expired files could not be deleted", n-#obsolete_uploads, n);
@@ -471,6 +497,7 @@ if expiry >= 0 and not external_base_url then
-- successfully deleted, and then try again with the failed ones.
-- eventually the admin ought to notice and fix the permissions or
-- whatever the problem is.
+ -- total_storage_limit will be inaccurate until this has been resolved
deletion_query = {ids = obsolete_uploads};
end
@@ -489,12 +516,37 @@ if expiry >= 0 and not external_base_url then
prune_done();
end);
- module:add_timer(1, function ()
+ module:add_timer(5, function ()
reaper_task:run(os.time()-expiry);
return 60*60;
end);
end
+if total_storage_limit then
+ local async = require "util.async";
+
+ local summarizer_task = async.runner(function()
+ local summary_done = module:measure("summary", "times");
+ local iter = assert(uploads:find(nil));
+
+ local count, sum = 0, 0;
+ for _, file in iter do
+ sum = sum + tonumber(file.attr.size);
+ count = count + 1;
+ end
+
+ module:log("info", "Uploaded files total: %s in %d files", B(sum), count);
+ total_storage_usage = sum;
+ module:log("debug", "Global quota %s / %s", B(total_storage_usage), B(total_storage_limit));
+ summary_done();
+ end);
+
+ module:add_timer(1, function()
+ summarizer_task:run(true);
+ return 11 * 60 * 60;
+ end);
+end
+
-- Reachable from the console
function check_files(query)
local issues = {};