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plugins/mod_http_file_share.lua @ 11491:c3fb802f9e45

mod_http_file_share: Report number of items in caches to statsmanager This is neat, O(1) reporting, why don't we do this everywhere? Gives you an idea of how much stuff is in the caches, which may help inform decisions on whether the size is appropriate.

author	Kim Alvefur <zash@zash.se>
date	Sun, 28 Mar 2021 13:15:11 +0200
parent	11406:9d6545a7d483
child	11493:77f2d45799ed

rev	line source
11309 b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	1 -- Prosody IM
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	2 -- Copyright (C) 2021 Kim Alvefur
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	3 --
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	4 -- This project is MIT/X11 licensed. Please see the
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	5 -- COPYING file in the source package for more information.
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	6 --
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	7 -- XEP-0363: HTTP File Upload
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	8 -- Again, from the top!
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	9
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	10 local t_insert = table.insert;
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	11 local jid = require "util.jid";
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	12 local st = require "util.stanza";
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	13 local url = require "socket.url";
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	14 local dm = require "core.storagemanager".olddm;
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	15 local jwt = require "util.jwt";
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	16 local errors = require "util.error";
11314 7c8b02c5a335 mod_http_file_share: Add file size limit (default 10M) Kim Alvefur <zash@zash.se> parents: 11313 diff changeset	17 local dataform = require "util.dataforms".new;
11321 15ab878a7d23 mod_http_file_share: Add some logging Kim Alvefur <zash@zash.se> parents: 11320 diff changeset	18 local dt = require "util.datetime";
15ab878a7d23 mod_http_file_share: Add some logging Kim Alvefur <zash@zash.se> parents: 11320 diff changeset	19 local hi = require "util.human.units";
11332 3e0dcdf6283e mod_http_file_share: Cache file metadata Kim Alvefur <zash@zash.se> parents: 11331 diff changeset	20 local cache = require "util.cache";
11309 b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	21
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	22 local namespace = "urn:xmpp:http:upload:0";
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	23
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	24 module:depends("disco");
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	25
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	26 module:add_identity("store", "file", module:get_option_string("name", "HTTP File Upload"));
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	27 module:add_feature(namespace);
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	28
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	29 local uploads = module:open_store("uploads", "archive");
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	30 -- id, <request>, time, owner
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	31
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	32 local secret = module:get_option_string(module.name.."_secret", require"util.id".long());
11310 d1a0f2e918c0 mod_http_file_share: Add support for external file upload service Kim Alvefur <zash@zash.se> parents: 11309 diff changeset	33 local external_base_url = module:get_option_string(module.name .. "_base_url");
11314 7c8b02c5a335 mod_http_file_share: Add file size limit (default 10M) Kim Alvefur <zash@zash.se> parents: 11313 diff changeset	34 local file_size_limit = module:get_option_number(module.name .. "_size_limit", 10 * 1024 * 1024); -- 10 MB
11315 c52fcea39c8e mod_http_file_share: Add file type filter Kim Alvefur <zash@zash.se> parents: 11314 diff changeset	35 local file_types = module:get_option_set(module.name .. "_allowed_file_types", {});
11333 f80056b97cf0 mod_http_file_share: Serve configurable set of safe mime types inline (thanks jonas’) Kim Alvefur <zash@zash.se> parents: 11332 diff changeset	36 local safe_types = module:get_option_set(module.name .. "_safe_file_types", {"image/","video/","audio/*","text/plain"});
11328 ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	37 local expiry = module:get_option_number(module.name .. "_expires_after", 7 * 86400);
11346 315faec1a920 mod_http_file_share: Add support for daily upload quotas. Kim Alvefur <zash@zash.se> parents: 11345 diff changeset	38 local daily_quota = module:get_option_number(module.name .. "_daily_quota", file_size_limit*10); -- 100 MB / day
11310 d1a0f2e918c0 mod_http_file_share: Add support for external file upload service Kim Alvefur <zash@zash.se> parents: 11309 diff changeset	39
11311 9edda2026e57 mod_http_file_share: Add basic access control Kim Alvefur <zash@zash.se> parents: 11310 diff changeset	40 local access = module:get_option_set(module.name .. "_access", {});
9edda2026e57 mod_http_file_share: Add basic access control Kim Alvefur <zash@zash.se> parents: 11310 diff changeset	41
11310 d1a0f2e918c0 mod_http_file_share: Add support for external file upload service Kim Alvefur <zash@zash.se> parents: 11309 diff changeset	42 if not external_base_url then
d1a0f2e918c0 mod_http_file_share: Add support for external file upload service Kim Alvefur <zash@zash.se> parents: 11309 diff changeset	43 module:depends("http");
d1a0f2e918c0 mod_http_file_share: Add support for external file upload service Kim Alvefur <zash@zash.se> parents: 11309 diff changeset	44 end
11309 b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	45
11314 7c8b02c5a335 mod_http_file_share: Add file size limit (default 10M) Kim Alvefur <zash@zash.se> parents: 11313 diff changeset	46 module:add_extension(dataform {
7c8b02c5a335 mod_http_file_share: Add file size limit (default 10M) Kim Alvefur <zash@zash.se> parents: 11313 diff changeset	47 { name = "FORM_TYPE", type = "hidden", value = namespace },
7c8b02c5a335 mod_http_file_share: Add file size limit (default 10M) Kim Alvefur <zash@zash.se> parents: 11313 diff changeset	48 { name = "max-file-size", type = "text-single" },
7c8b02c5a335 mod_http_file_share: Add file size limit (default 10M) Kim Alvefur <zash@zash.se> parents: 11313 diff changeset	49 }:form({ ["max-file-size"] = tostring(file_size_limit) }, "result"));
7c8b02c5a335 mod_http_file_share: Add file size limit (default 10M) Kim Alvefur <zash@zash.se> parents: 11313 diff changeset	50
11312 aade4a6179a3 mod_http_file_share: Return proper error if unauthorized Kim Alvefur <zash@zash.se> parents: 11311 diff changeset	51 local upload_errors = errors.init(module.name, namespace, {
11317 79e1f407b6f5 mod_http_file_share: Expand registry to fix extra tag Kim Alvefur <zash@zash.se> parents: 11316 diff changeset	52 access = { type = "auth"; condition = "forbidden" };
79e1f407b6f5 mod_http_file_share: Expand registry to fix extra tag Kim Alvefur <zash@zash.se> parents: 11316 diff changeset	53 filename = { type = "modify"; condition = "bad-request"; text = "Invalid filename" };
79e1f407b6f5 mod_http_file_share: Expand registry to fix extra tag Kim Alvefur <zash@zash.se> parents: 11316 diff changeset	54 filetype = { type = "modify"; condition = "not-acceptable"; text = "File type not allowed" };
79e1f407b6f5 mod_http_file_share: Expand registry to fix extra tag Kim Alvefur <zash@zash.se> parents: 11316 diff changeset	55 filesize = { type = "modify"; condition = "not-acceptable"; text = "File too large";
11318 3b16aba6285f mod_http_file_share: Fix name of max-file-size tag Kim Alvefur <zash@zash.se> parents: 11317 diff changeset	56 extra = {tag = st.stanza("file-too-large", {xmlns = namespace}):tag("max-file-size"):text(tostring(file_size_limit)) };
11330 f2c9492e3d25 mod_http_file_share: Fix the obligatory misplaced closing bracket (thanks scansion) Kim Alvefur <zash@zash.se> parents: 11329 diff changeset	57 };
11345 0fec04b64a49 mod_http_file_share: Add missing semicolon Kim Alvefur <zash@zash.se> parents: 11343 diff changeset	58 filesizefmt = { type = "modify"; condition = "bad-request"; text = "File size must be positive integer"; };
11346 315faec1a920 mod_http_file_share: Add support for daily upload quotas. Kim Alvefur <zash@zash.se> parents: 11345 diff changeset	59 quota = { type = "wait"; condition = "resource-constraint"; text = "Daily quota reached"; };
11312 aade4a6179a3 mod_http_file_share: Return proper error if unauthorized Kim Alvefur <zash@zash.se> parents: 11311 diff changeset	60 });
aade4a6179a3 mod_http_file_share: Return proper error if unauthorized Kim Alvefur <zash@zash.se> parents: 11311 diff changeset	61
11332 3e0dcdf6283e mod_http_file_share: Cache file metadata Kim Alvefur <zash@zash.se> parents: 11331 diff changeset	62 local upload_cache = cache.new(1024);
11348 f076199b4d38 mod_http_file_share: Cache quotas to avoid hitting storage Kim Alvefur <zash@zash.se> parents: 11347 diff changeset	63 local quota_cache = cache.new(1024);
11332 3e0dcdf6283e mod_http_file_share: Cache file metadata Kim Alvefur <zash@zash.se> parents: 11331 diff changeset	64
11491 c3fb802f9e45 mod_http_file_share: Report number of items in caches to statsmanager Kim Alvefur <zash@zash.se> parents: 11406 diff changeset	65 local measure_upload_cache_size = module:measure("upload_cache", "amount");
c3fb802f9e45 mod_http_file_share: Report number of items in caches to statsmanager Kim Alvefur <zash@zash.se> parents: 11406 diff changeset	66 local measure_quota_cache_size = module:measure("quota_cache", "amount");
c3fb802f9e45 mod_http_file_share: Report number of items in caches to statsmanager Kim Alvefur <zash@zash.se> parents: 11406 diff changeset	67
c3fb802f9e45 mod_http_file_share: Report number of items in caches to statsmanager Kim Alvefur <zash@zash.se> parents: 11406 diff changeset	68 module:hook_global("stats-update", function ()
c3fb802f9e45 mod_http_file_share: Report number of items in caches to statsmanager Kim Alvefur <zash@zash.se> parents: 11406 diff changeset	69 measure_upload_cache_size(upload_cache:count());
c3fb802f9e45 mod_http_file_share: Report number of items in caches to statsmanager Kim Alvefur <zash@zash.se> parents: 11406 diff changeset	70 measure_quota_cache_size(quota_cache:count());
c3fb802f9e45 mod_http_file_share: Report number of items in caches to statsmanager Kim Alvefur <zash@zash.se> parents: 11406 diff changeset	71 end);
c3fb802f9e45 mod_http_file_share: Report number of items in caches to statsmanager Kim Alvefur <zash@zash.se> parents: 11406 diff changeset	72
11355 89efa3f2966b mod_http_file_share: Collect statistics of files uploaded Kim Alvefur <zash@zash.se> parents: 11350 diff changeset	73 local measure_uploads = module:measure("upload", "sizes");
89efa3f2966b mod_http_file_share: Collect statistics of files uploaded Kim Alvefur <zash@zash.se> parents: 11350 diff changeset	74
11321 15ab878a7d23 mod_http_file_share: Add some logging Kim Alvefur <zash@zash.se> parents: 11320 diff changeset	75 -- Convenience wrapper for logging file sizes
15ab878a7d23 mod_http_file_share: Add some logging Kim Alvefur <zash@zash.se> parents: 11320 diff changeset	76 local function B(bytes) return hi.format(bytes, "B", "b"); end
15ab878a7d23 mod_http_file_share: Add some logging Kim Alvefur <zash@zash.se> parents: 11320 diff changeset	77
11325 76fc73d39092 mod_http_file_share: Factor out function for generating full filename Kim Alvefur <zash@zash.se> parents: 11324 diff changeset	78 local function get_filename(slot, create)
76fc73d39092 mod_http_file_share: Factor out function for generating full filename Kim Alvefur <zash@zash.se> parents: 11324 diff changeset	79 return dm.getpath(slot, module.host, module.name, "bin", create)
76fc73d39092 mod_http_file_share: Factor out function for generating full filename Kim Alvefur <zash@zash.se> parents: 11324 diff changeset	80 end
76fc73d39092 mod_http_file_share: Factor out function for generating full filename Kim Alvefur <zash@zash.se> parents: 11324 diff changeset	81
11346 315faec1a920 mod_http_file_share: Add support for daily upload quotas. Kim Alvefur <zash@zash.se> parents: 11345 diff changeset	82 function get_daily_quota(uploader)
11347 5b3ad3c7fe47 mod_http_file_share: Split out some variables for later reuse Kim Alvefur <zash@zash.se> parents: 11346 diff changeset	83 local now = os.time();
5b3ad3c7fe47 mod_http_file_share: Split out some variables for later reuse Kim Alvefur <zash@zash.se> parents: 11346 diff changeset	84 local max_age = now - 86400;
11348 f076199b4d38 mod_http_file_share: Cache quotas to avoid hitting storage Kim Alvefur <zash@zash.se> parents: 11347 diff changeset	85 local cached = quota_cache:get(uploader);
f076199b4d38 mod_http_file_share: Cache quotas to avoid hitting storage Kim Alvefur <zash@zash.se> parents: 11347 diff changeset	86 if cached and cached.time > max_age then
f076199b4d38 mod_http_file_share: Cache quotas to avoid hitting storage Kim Alvefur <zash@zash.se> parents: 11347 diff changeset	87 return cached.size;
f076199b4d38 mod_http_file_share: Cache quotas to avoid hitting storage Kim Alvefur <zash@zash.se> parents: 11347 diff changeset	88 end
11347 5b3ad3c7fe47 mod_http_file_share: Split out some variables for later reuse Kim Alvefur <zash@zash.se> parents: 11346 diff changeset	89 local iter, err = uploads:find(nil, {with = uploader; start = max_age });
11346 315faec1a920 mod_http_file_share: Add support for daily upload quotas. Kim Alvefur <zash@zash.se> parents: 11345 diff changeset	90 if not iter then return iter, err; end
315faec1a920 mod_http_file_share: Add support for daily upload quotas. Kim Alvefur <zash@zash.se> parents: 11345 diff changeset	91 local total_bytes = 0;
11349 a219001b449d mod_http_file_share: Update cached value while it is reasonably fresh Kim Alvefur <zash@zash.se> parents: 11348 diff changeset	92 local oldest_upload = now;
11348 f076199b4d38 mod_http_file_share: Cache quotas to avoid hitting storage Kim Alvefur <zash@zash.se> parents: 11347 diff changeset	93 for _, slot, when in iter do
11346 315faec1a920 mod_http_file_share: Add support for daily upload quotas. Kim Alvefur <zash@zash.se> parents: 11345 diff changeset	94 local size = tonumber(slot.attr.size);
315faec1a920 mod_http_file_share: Add support for daily upload quotas. Kim Alvefur <zash@zash.se> parents: 11345 diff changeset	95 if size then total_bytes = total_bytes + size; end
11349 a219001b449d mod_http_file_share: Update cached value while it is reasonably fresh Kim Alvefur <zash@zash.se> parents: 11348 diff changeset	96 if when < oldest_upload then oldest_upload = when; end
11346 315faec1a920 mod_http_file_share: Add support for daily upload quotas. Kim Alvefur <zash@zash.se> parents: 11345 diff changeset	97 end
11349 a219001b449d mod_http_file_share: Update cached value while it is reasonably fresh Kim Alvefur <zash@zash.se> parents: 11348 diff changeset	98 -- If there were no uploads then we end up caching [now, 0], which is fine
a219001b449d mod_http_file_share: Update cached value while it is reasonably fresh Kim Alvefur <zash@zash.se> parents: 11348 diff changeset	99 -- since we increase the size on new uploads
a219001b449d mod_http_file_share: Update cached value while it is reasonably fresh Kim Alvefur <zash@zash.se> parents: 11348 diff changeset	100 quota_cache:set(uploader, { time = oldest_upload, size = total_bytes });
11346 315faec1a920 mod_http_file_share: Add support for daily upload quotas. Kim Alvefur <zash@zash.se> parents: 11345 diff changeset	101 return total_bytes;
315faec1a920 mod_http_file_share: Add support for daily upload quotas. Kim Alvefur <zash@zash.se> parents: 11345 diff changeset	102 end
315faec1a920 mod_http_file_share: Add support for daily upload quotas. Kim Alvefur <zash@zash.se> parents: 11345 diff changeset	103
11309 b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	104 function may_upload(uploader, filename, filesize, filetype) -- > boolean, error
11311 9edda2026e57 mod_http_file_share: Add basic access control Kim Alvefur <zash@zash.se> parents: 11310 diff changeset	105 local uploader_host = jid.host(uploader);
9edda2026e57 mod_http_file_share: Add basic access control Kim Alvefur <zash@zash.se> parents: 11310 diff changeset	106 if not ((access:empty() and prosody.hosts[uploader_host]) or access:contains(uploader) or access:contains(uploader_host)) then
11312 aade4a6179a3 mod_http_file_share: Return proper error if unauthorized Kim Alvefur <zash@zash.se> parents: 11311 diff changeset	107 return false, upload_errors.new("access");
11311 9edda2026e57 mod_http_file_share: Add basic access control Kim Alvefur <zash@zash.se> parents: 11310 diff changeset	108 end
9edda2026e57 mod_http_file_share: Add basic access control Kim Alvefur <zash@zash.se> parents: 11310 diff changeset	109
11313 e53894d26092 mod_http_file_share: Validate that filename does not contain '/' Kim Alvefur <zash@zash.se> parents: 11312 diff changeset	110 if not filename or filename:find"/" then
e53894d26092 mod_http_file_share: Validate that filename does not contain '/' Kim Alvefur <zash@zash.se> parents: 11312 diff changeset	111 -- On Linux, only '/' and '\0' are invalid in filenames and NUL can't be in XML
e53894d26092 mod_http_file_share: Validate that filename does not contain '/' Kim Alvefur <zash@zash.se> parents: 11312 diff changeset	112 return false, upload_errors.new("filename");
e53894d26092 mod_http_file_share: Validate that filename does not contain '/' Kim Alvefur <zash@zash.se> parents: 11312 diff changeset	113 end
e53894d26092 mod_http_file_share: Validate that filename does not contain '/' Kim Alvefur <zash@zash.se> parents: 11312 diff changeset	114
11319 a4b299e37909 mod_http_file_share: Reject invalid file sizes Kim Alvefur <zash@zash.se> parents: 11318 diff changeset	115 if not filesize or filesize < 0 or filesize % 1 ~= 0 then
a4b299e37909 mod_http_file_share: Reject invalid file sizes Kim Alvefur <zash@zash.se> parents: 11318 diff changeset	116 return false, upload_errors.new("filesizefmt");
a4b299e37909 mod_http_file_share: Reject invalid file sizes Kim Alvefur <zash@zash.se> parents: 11318 diff changeset	117 end
11314 7c8b02c5a335 mod_http_file_share: Add file size limit (default 10M) Kim Alvefur <zash@zash.se> parents: 11313 diff changeset	118 if filesize > file_size_limit then
7c8b02c5a335 mod_http_file_share: Add file size limit (default 10M) Kim Alvefur <zash@zash.se> parents: 11313 diff changeset	119 return false, upload_errors.new("filesize");
7c8b02c5a335 mod_http_file_share: Add file size limit (default 10M) Kim Alvefur <zash@zash.se> parents: 11313 diff changeset	120 end
7c8b02c5a335 mod_http_file_share: Add file size limit (default 10M) Kim Alvefur <zash@zash.se> parents: 11313 diff changeset	121
11346 315faec1a920 mod_http_file_share: Add support for daily upload quotas. Kim Alvefur <zash@zash.se> parents: 11345 diff changeset	122 local uploader_quota = get_daily_quota(uploader);
315faec1a920 mod_http_file_share: Add support for daily upload quotas. Kim Alvefur <zash@zash.se> parents: 11345 diff changeset	123 if uploader_quota + filesize > daily_quota then
315faec1a920 mod_http_file_share: Add support for daily upload quotas. Kim Alvefur <zash@zash.se> parents: 11345 diff changeset	124 return false, upload_errors.new("quota");
315faec1a920 mod_http_file_share: Add support for daily upload quotas. Kim Alvefur <zash@zash.se> parents: 11345 diff changeset	125 end
315faec1a920 mod_http_file_share: Add support for daily upload quotas. Kim Alvefur <zash@zash.se> parents: 11345 diff changeset	126
11315 c52fcea39c8e mod_http_file_share: Add file type filter Kim Alvefur <zash@zash.se> parents: 11314 diff changeset	127 if not ( file_types:empty() or file_types:contains(filetype) or file_types:contains(filetype:gsub("/.", "/")) ) then
c52fcea39c8e mod_http_file_share: Add file type filter Kim Alvefur <zash@zash.se> parents: 11314 diff changeset	128 return false, upload_errors.new("filetype");
c52fcea39c8e mod_http_file_share: Add file type filter Kim Alvefur <zash@zash.se> parents: 11314 diff changeset	129 end
c52fcea39c8e mod_http_file_share: Add file type filter Kim Alvefur <zash@zash.se> parents: 11314 diff changeset	130
11309 b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	131 return true;
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	132 end
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	133
11350 3287dbdde33e mod_http_file_share: Reorder arguments Kim Alvefur <zash@zash.se> parents: 11349 diff changeset	134 function get_authz(slot, uploader, filename, filesize, filetype)
11322 4ade9810ce35 mod_http_file_share: Move Authorization type string Kim Alvefur <zash@zash.se> parents: 11321 diff changeset	135 return jwt.sign(secret, {
11309 b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	136 sub = uploader;
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	137 filename = filename;
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	138 filesize = filesize;
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	139 filetype = filetype;
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	140 slot = slot;
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	141 exp = os.time()+300;
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	142 });
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	143 end
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	144
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	145 function get_url(slot, filename)
11310 d1a0f2e918c0 mod_http_file_share: Add support for external file upload service Kim Alvefur <zash@zash.se> parents: 11309 diff changeset	146 local base_url = external_base_url or module:http_url();
11309 b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	147 local slot_url = url.parse(base_url);
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	148 slot_url.path = url.parse_path(slot_url.path or "/");
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	149 t_insert(slot_url.path, slot);
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	150 if filename then
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	151 t_insert(slot_url.path, filename);
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	152 slot_url.path.is_directory = false;
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	153 else
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	154 slot_url.path.is_directory = true;
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	155 end
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	156 slot_url.path = url.build_path(slot_url.path);
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	157 return url.build(slot_url);
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	158 end
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	159
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	160 function handle_slot_request(event)
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	161 local stanza, origin = event.stanza, event.origin;
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	162
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	163 local request = st.clone(stanza.tags[1], true);
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	164 local filename = request.attr.filename;
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	165 local filesize = tonumber(request.attr.size);
11320 817cadf6be92 mod_http_file_share: Handle content-type being optional Kim Alvefur <zash@zash.se> parents: 11319 diff changeset	166 local filetype = request.attr["content-type"] or "application/octet-stream";
11309 b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	167 local uploader = jid.bare(stanza.attr.from);
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	168
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	169 local may, why_not = may_upload(uploader, filename, filesize, filetype);
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	170 if not may then
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	171 origin.send(st.error_reply(stanza, why_not));
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	172 return true;
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	173 end
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	174
11321 15ab878a7d23 mod_http_file_share: Add some logging Kim Alvefur <zash@zash.se> parents: 11320 diff changeset	175 module:log("info", "Issuing upload slot to %s for %s", uploader, B(filesize));
11309 b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	176 local slot, storage_err = errors.coerce(uploads:append(nil, nil, request, os.time(), uploader))
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	177 if not slot then
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	178 origin.send(st.error_reply(stanza, storage_err));
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	179 return true;
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	180 end
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	181
11349 a219001b449d mod_http_file_share: Update cached value while it is reasonably fresh Kim Alvefur <zash@zash.se> parents: 11348 diff changeset	182 local cached_quota = quota_cache:get(uploader);
a219001b449d mod_http_file_share: Update cached value while it is reasonably fresh Kim Alvefur <zash@zash.se> parents: 11348 diff changeset	183 if cached_quota and cached_quota.time > os.time()-86400 then
a219001b449d mod_http_file_share: Update cached value while it is reasonably fresh Kim Alvefur <zash@zash.se> parents: 11348 diff changeset	184 cached_quota.size = cached_quota.size + filesize;
a219001b449d mod_http_file_share: Update cached value while it is reasonably fresh Kim Alvefur <zash@zash.se> parents: 11348 diff changeset	185 quota_cache:set(uploader, cached_quota);
a219001b449d mod_http_file_share: Update cached value while it is reasonably fresh Kim Alvefur <zash@zash.se> parents: 11348 diff changeset	186 end
11348 f076199b4d38 mod_http_file_share: Cache quotas to avoid hitting storage Kim Alvefur <zash@zash.se> parents: 11347 diff changeset	187
11350 3287dbdde33e mod_http_file_share: Reorder arguments Kim Alvefur <zash@zash.se> parents: 11349 diff changeset	188 local authz = get_authz(slot, uploader, filename, filesize, filetype);
11309 b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	189 local slot_url = get_url(slot, filename);
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	190 local upload_url = slot_url;
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	191
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	192 local reply = st.reply(stanza)
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	193 :tag("slot", { xmlns = namespace })
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	194 :tag("get", { url = slot_url }):up()
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	195 :tag("put", { url = upload_url })
11322 4ade9810ce35 mod_http_file_share: Move Authorization type string Kim Alvefur <zash@zash.se> parents: 11321 diff changeset	196 :text_tag("header", "Bearer "..authz, {name="Authorization"})
11309 b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	197 :reset();
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	198
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	199 origin.send(reply);
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	200 return true;
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	201 end
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	202
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	203 function handle_upload(event, path) -- PUT /upload/:slot
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	204 local request = event.request;
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	205 local authz = request.headers.authorization;
11326 1ecda954fe97 mod_http_file_share: Strip authorization type prefix a bit earlier Kim Alvefur <zash@zash.se> parents: 11325 diff changeset	206 if authz then
1ecda954fe97 mod_http_file_share: Strip authorization type prefix a bit earlier Kim Alvefur <zash@zash.se> parents: 11325 diff changeset	207 authz = authz:match("^Bearer (.*)")
1ecda954fe97 mod_http_file_share: Strip authorization type prefix a bit earlier Kim Alvefur <zash@zash.se> parents: 11325 diff changeset	208 end
1ecda954fe97 mod_http_file_share: Strip authorization type prefix a bit earlier Kim Alvefur <zash@zash.se> parents: 11325 diff changeset	209 if not authz then
11335 b7acab5e7f57 mod_http_file_share: Clarify message about missing Authorization header Kim Alvefur <zash@zash.se> parents: 11334 diff changeset	210 module:log("debug", "Missing or malformed Authorization header");
11336 b05331cff47a mod_http_file_share: Indicate missing token via WWW-Authenticate header Kim Alvefur <zash@zash.se> parents: 11335 diff changeset	211 event.response.headers.www_authenticate = "Bearer";
11309 b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	212 return 403;
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	213 end
11326 1ecda954fe97 mod_http_file_share: Strip authorization type prefix a bit earlier Kim Alvefur <zash@zash.se> parents: 11325 diff changeset	214 local authed, upload_info = jwt.verify(secret, authz);
11309 b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	215 if not (authed and type(upload_info) == "table" and type(upload_info.exp) == "number") then
11321 15ab878a7d23 mod_http_file_share: Add some logging Kim Alvefur <zash@zash.se> parents: 11320 diff changeset	216 module:log("debug", "Unauthorized or invalid token: %s, %q", authed, upload_info);
11309 b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	217 return 401;
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	218 end
11334 dbba2d44fda2 mod_http_file_share: Allow started uploads to complete after token expired Kim Alvefur <zash@zash.se> parents: 11333 diff changeset	219 if not request.body_sink and upload_info.exp < os.time() then
11321 15ab878a7d23 mod_http_file_share: Add some logging Kim Alvefur <zash@zash.se> parents: 11320 diff changeset	220 module:log("debug", "Authorization token expired on %s", dt.datetime(upload_info.exp));
11309 b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	221 return 410;
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	222 end
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	223 if not path or upload_info.slot ~= path:match("^[^/]+") then
11321 15ab878a7d23 mod_http_file_share: Add some logging Kim Alvefur <zash@zash.se> parents: 11320 diff changeset	224 module:log("debug", "Invalid upload slot: %q, path: %q", upload_info.slot, path);
11309 b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	225 return 400;
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	226 end
11323 a853a018eede mod_http_file_share: Validate file size early in HTTP PUT request Kim Alvefur <zash@zash.se> parents: 11322 diff changeset	227 if request.headers.content_length and tonumber(request.headers.content_length) ~= upload_info.filesize then
a853a018eede mod_http_file_share: Validate file size early in HTTP PUT request Kim Alvefur <zash@zash.se> parents: 11322 diff changeset	228 return 413;
a853a018eede mod_http_file_share: Validate file size early in HTTP PUT request Kim Alvefur <zash@zash.se> parents: 11322 diff changeset	229 -- Note: We don't know the size if the upload is streamed in chunked encoding,
a853a018eede mod_http_file_share: Validate file size early in HTTP PUT request Kim Alvefur <zash@zash.se> parents: 11322 diff changeset	230 -- so we also check the final file size on completion.
a853a018eede mod_http_file_share: Validate file size early in HTTP PUT request Kim Alvefur <zash@zash.se> parents: 11322 diff changeset	231 end
11309 b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	232
11325 76fc73d39092 mod_http_file_share: Factor out function for generating full filename Kim Alvefur <zash@zash.se> parents: 11324 diff changeset	233 local filename = get_filename(upload_info.slot, true);
11324 494761f5d7da mod_http_file_share: Use '.bin' file extension Kim Alvefur <zash@zash.se> parents: 11323 diff changeset	234
11375 6b687210975b mod_http_file_share: Prevent attempt to upload again after completion Kim Alvefur <zash@zash.se> parents: 11374 diff changeset	235 do
6b687210975b mod_http_file_share: Prevent attempt to upload again after completion Kim Alvefur <zash@zash.se> parents: 11374 diff changeset	236 -- check if upload has been completed already
6b687210975b mod_http_file_share: Prevent attempt to upload again after completion Kim Alvefur <zash@zash.se> parents: 11374 diff changeset	237 -- we want to allow retry of a failed upload attempt, but not after it's been completed
6b687210975b mod_http_file_share: Prevent attempt to upload again after completion Kim Alvefur <zash@zash.se> parents: 11374 diff changeset	238 local f = io.open(filename, "r");
6b687210975b mod_http_file_share: Prevent attempt to upload again after completion Kim Alvefur <zash@zash.se> parents: 11374 diff changeset	239 if f then
6b687210975b mod_http_file_share: Prevent attempt to upload again after completion Kim Alvefur <zash@zash.se> parents: 11374 diff changeset	240 f:close();
6b687210975b mod_http_file_share: Prevent attempt to upload again after completion Kim Alvefur <zash@zash.se> parents: 11374 diff changeset	241 return 409;
6b687210975b mod_http_file_share: Prevent attempt to upload again after completion Kim Alvefur <zash@zash.se> parents: 11374 diff changeset	242 end
6b687210975b mod_http_file_share: Prevent attempt to upload again after completion Kim Alvefur <zash@zash.se> parents: 11374 diff changeset	243 end
11309 b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	244
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	245 if not request.body_sink then
11321 15ab878a7d23 mod_http_file_share: Add some logging Kim Alvefur <zash@zash.se> parents: 11320 diff changeset	246 module:log("debug", "Preparing to receive upload into %q, expecting %s", filename, B(upload_info.filesize));
11309 b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	247 local fh, err = errors.coerce(io.open(filename.."~", "w"));
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	248 if not fh then
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	249 return err;
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	250 end
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	251 request.body_sink = fh;
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	252 if request.body == false then
11374 5b8aec0609f0 mod_http_file_share: Support sending 100 Continue Kim Alvefur <zash@zash.se> parents: 11357 diff changeset	253 if request.headers.expect == "100-continue" then
5b8aec0609f0 mod_http_file_share: Support sending 100 Continue Kim Alvefur <zash@zash.se> parents: 11357 diff changeset	254 request.conn:write("HTTP/1.1 100 Continue\r\n\r\n");
5b8aec0609f0 mod_http_file_share: Support sending 100 Continue Kim Alvefur <zash@zash.se> parents: 11357 diff changeset	255 end
11309 b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	256 return true;
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	257 end
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	258 end
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	259
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	260 if request.body then
11321 15ab878a7d23 mod_http_file_share: Add some logging Kim Alvefur <zash@zash.se> parents: 11320 diff changeset	261 module:log("debug", "Complete upload available, %s", B(#request.body));
15ab878a7d23 mod_http_file_share: Add some logging Kim Alvefur <zash@zash.se> parents: 11320 diff changeset	262 -- Small enough to have been uploaded already
11309 b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	263 local written, err = errors.coerce(request.body_sink:write(request.body));
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	264 if not written then
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	265 return err;
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	266 end
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	267 request.body = nil;
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	268 end
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	269
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	270 if request.body_sink then
11316 ae0461b37fbe mod_http_file_share: Verify final file size on completion of upload Kim Alvefur <zash@zash.se> parents: 11315 diff changeset	271 local final_size = request.body_sink:seek();
11309 b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	272 local uploaded, err = errors.coerce(request.body_sink:close());
11316 ae0461b37fbe mod_http_file_share: Verify final file size on completion of upload Kim Alvefur <zash@zash.se> parents: 11315 diff changeset	273 if final_size ~= upload_info.filesize then
ae0461b37fbe mod_http_file_share: Verify final file size on completion of upload Kim Alvefur <zash@zash.se> parents: 11315 diff changeset	274 -- Could be too short as well, but we say the same thing
ae0461b37fbe mod_http_file_share: Verify final file size on completion of upload Kim Alvefur <zash@zash.se> parents: 11315 diff changeset	275 uploaded, err = false, 413;
ae0461b37fbe mod_http_file_share: Verify final file size on completion of upload Kim Alvefur <zash@zash.se> parents: 11315 diff changeset	276 end
11309 b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	277 if uploaded then
11321 15ab878a7d23 mod_http_file_share: Add some logging Kim Alvefur <zash@zash.se> parents: 11320 diff changeset	278 module:log("debug", "Upload of %q completed, %s", filename, B(final_size));
11309 b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	279 assert(os.rename(filename.."~", filename));
11355 89efa3f2966b mod_http_file_share: Collect statistics of files uploaded Kim Alvefur <zash@zash.se> parents: 11350 diff changeset	280 measure_uploads(final_size);
11332 3e0dcdf6283e mod_http_file_share: Cache file metadata Kim Alvefur <zash@zash.se> parents: 11331 diff changeset	281
3e0dcdf6283e mod_http_file_share: Cache file metadata Kim Alvefur <zash@zash.se> parents: 11331 diff changeset	282 upload_cache:set(upload_info.slot, {
3e0dcdf6283e mod_http_file_share: Cache file metadata Kim Alvefur <zash@zash.se> parents: 11331 diff changeset	283 name = upload_info.filename;
3e0dcdf6283e mod_http_file_share: Cache file metadata Kim Alvefur <zash@zash.se> parents: 11331 diff changeset	284 size = tostring(upload_info.filesize);
3e0dcdf6283e mod_http_file_share: Cache file metadata Kim Alvefur <zash@zash.se> parents: 11331 diff changeset	285 type = upload_info.filetype;
3e0dcdf6283e mod_http_file_share: Cache file metadata Kim Alvefur <zash@zash.se> parents: 11331 diff changeset	286 time = os.time();
3e0dcdf6283e mod_http_file_share: Cache file metadata Kim Alvefur <zash@zash.se> parents: 11331 diff changeset	287 });
11309 b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	288 return 201;
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	289 else
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	290 assert(os.remove(filename.."~"));
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	291 return err;
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	292 end
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	293 end
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	294
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	295 end
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	296
11357 8cb2a64b15da mod_http_file_share: Collect cache hit/miss statistics for downloads Kim Alvefur <zash@zash.se> parents: 11356 diff changeset	297 local download_cache_hit = module:measure("download_cache_hit", "rate");
8cb2a64b15da mod_http_file_share: Collect cache hit/miss statistics for downloads Kim Alvefur <zash@zash.se> parents: 11356 diff changeset	298 local download_cache_miss = module:measure("download_cache_miss", "rate");
8cb2a64b15da mod_http_file_share: Collect cache hit/miss statistics for downloads Kim Alvefur <zash@zash.se> parents: 11356 diff changeset	299
11309 b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	300 function handle_download(event, path) -- GET /uploads/:slot+filename
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	301 local request, response = event.request, event.response;
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	302 local slot_id = path:match("^[^/]+");
11331 7a915fa49373 mod_http_file_share: Extract all file properties into variables earlier Kim Alvefur <zash@zash.se> parents: 11330 diff changeset	303 local basename, filetime, filetype, filesize;
11332 3e0dcdf6283e mod_http_file_share: Cache file metadata Kim Alvefur <zash@zash.se> parents: 11331 diff changeset	304 local cached = upload_cache:get(slot_id);
3e0dcdf6283e mod_http_file_share: Cache file metadata Kim Alvefur <zash@zash.se> parents: 11331 diff changeset	305 if cached then
3e0dcdf6283e mod_http_file_share: Cache file metadata Kim Alvefur <zash@zash.se> parents: 11331 diff changeset	306 module:log("debug", "Cache hit");
11357 8cb2a64b15da mod_http_file_share: Collect cache hit/miss statistics for downloads Kim Alvefur <zash@zash.se> parents: 11356 diff changeset	307 download_cache_hit();
11332 3e0dcdf6283e mod_http_file_share: Cache file metadata Kim Alvefur <zash@zash.se> parents: 11331 diff changeset	308 basename = cached.name;
3e0dcdf6283e mod_http_file_share: Cache file metadata Kim Alvefur <zash@zash.se> parents: 11331 diff changeset	309 filesize = cached.size;
3e0dcdf6283e mod_http_file_share: Cache file metadata Kim Alvefur <zash@zash.se> parents: 11331 diff changeset	310 filetype = cached.type;
3e0dcdf6283e mod_http_file_share: Cache file metadata Kim Alvefur <zash@zash.se> parents: 11331 diff changeset	311 filetime = cached.time;
3e0dcdf6283e mod_http_file_share: Cache file metadata Kim Alvefur <zash@zash.se> parents: 11331 diff changeset	312 upload_cache:set(slot_id, cached);
3e0dcdf6283e mod_http_file_share: Cache file metadata Kim Alvefur <zash@zash.se> parents: 11331 diff changeset	313 -- TODO cache negative hits?
11331 7a915fa49373 mod_http_file_share: Extract all file properties into variables earlier Kim Alvefur <zash@zash.se> parents: 11330 diff changeset	314 else
11332 3e0dcdf6283e mod_http_file_share: Cache file metadata Kim Alvefur <zash@zash.se> parents: 11331 diff changeset	315 module:log("debug", "Cache miss");
11357 8cb2a64b15da mod_http_file_share: Collect cache hit/miss statistics for downloads Kim Alvefur <zash@zash.se> parents: 11356 diff changeset	316 download_cache_miss();
11332 3e0dcdf6283e mod_http_file_share: Cache file metadata Kim Alvefur <zash@zash.se> parents: 11331 diff changeset	317 local slot, when = errors.coerce(uploads:get(nil, slot_id));
3e0dcdf6283e mod_http_file_share: Cache file metadata Kim Alvefur <zash@zash.se> parents: 11331 diff changeset	318 if not slot then
3e0dcdf6283e mod_http_file_share: Cache file metadata Kim Alvefur <zash@zash.se> parents: 11331 diff changeset	319 module:log("debug", "uploads:get(%q) --> not-found, %s", slot_id, when);
3e0dcdf6283e mod_http_file_share: Cache file metadata Kim Alvefur <zash@zash.se> parents: 11331 diff changeset	320 else
3e0dcdf6283e mod_http_file_share: Cache file metadata Kim Alvefur <zash@zash.se> parents: 11331 diff changeset	321 module:log("debug", "uploads:get(%q) --> %s, %d", slot_id, slot, when);
3e0dcdf6283e mod_http_file_share: Cache file metadata Kim Alvefur <zash@zash.se> parents: 11331 diff changeset	322 basename = slot.attr.filename;
3e0dcdf6283e mod_http_file_share: Cache file metadata Kim Alvefur <zash@zash.se> parents: 11331 diff changeset	323 filesize = slot.attr.size;
3e0dcdf6283e mod_http_file_share: Cache file metadata Kim Alvefur <zash@zash.se> parents: 11331 diff changeset	324 filetype = slot.attr["content-type"];
3e0dcdf6283e mod_http_file_share: Cache file metadata Kim Alvefur <zash@zash.se> parents: 11331 diff changeset	325 filetime = when;
3e0dcdf6283e mod_http_file_share: Cache file metadata Kim Alvefur <zash@zash.se> parents: 11331 diff changeset	326 upload_cache:set(slot_id, {
3e0dcdf6283e mod_http_file_share: Cache file metadata Kim Alvefur <zash@zash.se> parents: 11331 diff changeset	327 name = basename;
3e0dcdf6283e mod_http_file_share: Cache file metadata Kim Alvefur <zash@zash.se> parents: 11331 diff changeset	328 size = slot.attr.size;
3e0dcdf6283e mod_http_file_share: Cache file metadata Kim Alvefur <zash@zash.se> parents: 11331 diff changeset	329 type = filetype;
3e0dcdf6283e mod_http_file_share: Cache file metadata Kim Alvefur <zash@zash.se> parents: 11331 diff changeset	330 time = when;
3e0dcdf6283e mod_http_file_share: Cache file metadata Kim Alvefur <zash@zash.se> parents: 11331 diff changeset	331 });
3e0dcdf6283e mod_http_file_share: Cache file metadata Kim Alvefur <zash@zash.se> parents: 11331 diff changeset	332 end
11331 7a915fa49373 mod_http_file_share: Extract all file properties into variables earlier Kim Alvefur <zash@zash.se> parents: 11330 diff changeset	333 end
7a915fa49373 mod_http_file_share: Extract all file properties into variables earlier Kim Alvefur <zash@zash.se> parents: 11330 diff changeset	334 if not basename then
11309 b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	335 return 404;
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	336 end
11331 7a915fa49373 mod_http_file_share: Extract all file properties into variables earlier Kim Alvefur <zash@zash.se> parents: 11330 diff changeset	337 local last_modified = os.date('!%a, %d %b %Y %H:%M:%S GMT', filetime);
11309 b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	338 if request.headers.if_modified_since == last_modified then
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	339 return 304;
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	340 end
11325 76fc73d39092 mod_http_file_share: Factor out function for generating full filename Kim Alvefur <zash@zash.se> parents: 11324 diff changeset	341 local filename = get_filename(slot_id);
11309 b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	342 local handle, ferr = errors.coerce(io.open(filename));
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	343 if not handle then
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	344 return ferr or 410;
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	345 end
11333 f80056b97cf0 mod_http_file_share: Serve configurable set of safe mime types inline (thanks jonas’) Kim Alvefur <zash@zash.se> parents: 11332 diff changeset	346
11402 a3be7b3cf1e1 mod_http_file_share: Fix traceback on missing file-type Kim Alvefur <zash@zash.se> parents: 11398 diff changeset	347 if not filetype then
a3be7b3cf1e1 mod_http_file_share: Fix traceback on missing file-type Kim Alvefur <zash@zash.se> parents: 11398 diff changeset	348 filetype = "application/octet-stream";
a3be7b3cf1e1 mod_http_file_share: Fix traceback on missing file-type Kim Alvefur <zash@zash.se> parents: 11398 diff changeset	349 end
11333 f80056b97cf0 mod_http_file_share: Serve configurable set of safe mime types inline (thanks jonas’) Kim Alvefur <zash@zash.se> parents: 11332 diff changeset	350 local disposition = "attachment";
f80056b97cf0 mod_http_file_share: Serve configurable set of safe mime types inline (thanks jonas’) Kim Alvefur <zash@zash.se> parents: 11332 diff changeset	351 if safe_types:contains(filetype) or safe_types:contains(filetype:gsub("/.", "/")) then
f80056b97cf0 mod_http_file_share: Serve configurable set of safe mime types inline (thanks jonas’) Kim Alvefur <zash@zash.se> parents: 11332 diff changeset	352 disposition = "inline";
f80056b97cf0 mod_http_file_share: Serve configurable set of safe mime types inline (thanks jonas’) Kim Alvefur <zash@zash.se> parents: 11332 diff changeset	353 end
f80056b97cf0 mod_http_file_share: Serve configurable set of safe mime types inline (thanks jonas’) Kim Alvefur <zash@zash.se> parents: 11332 diff changeset	354
11309 b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	355 response.headers.last_modified = last_modified;
11331 7a915fa49373 mod_http_file_share: Extract all file properties into variables earlier Kim Alvefur <zash@zash.se> parents: 11330 diff changeset	356 response.headers.content_length = filesize;
11402 a3be7b3cf1e1 mod_http_file_share: Fix traceback on missing file-type Kim Alvefur <zash@zash.se> parents: 11398 diff changeset	357 response.headers.content_type = filetype;
11333 f80056b97cf0 mod_http_file_share: Serve configurable set of safe mime types inline (thanks jonas’) Kim Alvefur <zash@zash.se> parents: 11332 diff changeset	358 response.headers.content_disposition = string.format("%s; filename=%q", disposition, basename);
11309 b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	359
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	360 response.headers.cache_control = "max-age=31556952, immutable";
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	361 response.headers.content_security_policy = "default-src 'none'; frame-ancestors 'none';"
11327 6f2b69469060 mod_http_file_share: More security headers Kim Alvefur <zash@zash.se> parents: 11326 diff changeset	362 response.headers.strict_transport_security = "max-age=31556952";
6f2b69469060 mod_http_file_share: More security headers Kim Alvefur <zash@zash.se> parents: 11326 diff changeset	363 response.headers.x_content_type_options = "nosniff";
6f2b69469060 mod_http_file_share: More security headers Kim Alvefur <zash@zash.se> parents: 11326 diff changeset	364 response.headers.x_frame_options = "DENY"; -- replaced by frame-ancestors in CSP?
6f2b69469060 mod_http_file_share: More security headers Kim Alvefur <zash@zash.se> parents: 11326 diff changeset	365 response.headers.x_xss_protection = "1; mode=block";
11309 b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	366
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	367 return response:send_file(handle);
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	368 end
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	369
11328 ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	370 if expiry >= 0 and not external_base_url then
ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	371 -- TODO HTTP DELETE to the external endpoint?
ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	372 local array = require "util.array";
ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	373 local async = require "util.async";
ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	374 local ENOENT = require "util.pposix".ENOENT;
ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	375
11329 2a431d3ad8f1 mod_http_file_share: Insert pauses to avoid blocknig for long periods Kim Alvefur <zash@zash.se> parents: 11328 diff changeset	376 local function sleep(t)
2a431d3ad8f1 mod_http_file_share: Insert pauses to avoid blocknig for long periods Kim Alvefur <zash@zash.se> parents: 11328 diff changeset	377 local wait, done = async.waiter();
2a431d3ad8f1 mod_http_file_share: Insert pauses to avoid blocknig for long periods Kim Alvefur <zash@zash.se> parents: 11328 diff changeset	378 module:add_timer(t, done)
2a431d3ad8f1 mod_http_file_share: Insert pauses to avoid blocknig for long periods Kim Alvefur <zash@zash.se> parents: 11328 diff changeset	379 wait();
2a431d3ad8f1 mod_http_file_share: Insert pauses to avoid blocknig for long periods Kim Alvefur <zash@zash.se> parents: 11328 diff changeset	380 end
2a431d3ad8f1 mod_http_file_share: Insert pauses to avoid blocknig for long periods Kim Alvefur <zash@zash.se> parents: 11328 diff changeset	381
11328 ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	382 local reaper_task = async.runner(function(boundary_time)
ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	383 local iter, total = assert(uploads:find(nil, {["end"] = boundary_time; total = true}));
11356 43e5429ab355 mod_http_file_share: Measure how long it takes to prune expired files Kim Alvefur <zash@zash.se> parents: 11355 diff changeset	384 local prune_done = module:measure("prune", "times");
11328 ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	385
ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	386 if total == 0 then
11343 f125ac529c22 mod_http_file_share: Clarify log message Kim Alvefur <zash@zash.se> parents: 11336 diff changeset	387 module:log("info", "No expired uploaded files to prune");
11356 43e5429ab355 mod_http_file_share: Measure how long it takes to prune expired files Kim Alvefur <zash@zash.se> parents: 11355 diff changeset	388 prune_done();
11328 ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	389 return;
ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	390 end
ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	391
ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	392 module:log("info", "Pruning expired files uploaded earlier than %s", dt.datetime(boundary_time));
ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	393
11405 ce8291e89d67 mod_http_file_share: Remove correct entries when not all expired files were deleted Kim Alvefur <zash@zash.se> parents: 11402 diff changeset	394 local obsolete_uploads = array();
11328 ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	395 local i = 0;
ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	396 for slot_id in iter do
ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	397 i = i + 1;
11405 ce8291e89d67 mod_http_file_share: Remove correct entries when not all expired files were deleted Kim Alvefur <zash@zash.se> parents: 11402 diff changeset	398 obsolete_uploads:push(slot_id);
11332 3e0dcdf6283e mod_http_file_share: Cache file metadata Kim Alvefur <zash@zash.se> parents: 11331 diff changeset	399 upload_cache:set(slot_id, nil);
11328 ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	400 end
ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	401
11329 2a431d3ad8f1 mod_http_file_share: Insert pauses to avoid blocknig for long periods Kim Alvefur <zash@zash.se> parents: 11328 diff changeset	402 sleep(0.1);
11328 ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	403 local n = 0;
11405 ce8291e89d67 mod_http_file_share: Remove correct entries when not all expired files were deleted Kim Alvefur <zash@zash.se> parents: 11402 diff changeset	404 local problem_deleting = false;
ce8291e89d67 mod_http_file_share: Remove correct entries when not all expired files were deleted Kim Alvefur <zash@zash.se> parents: 11402 diff changeset	405 obsolete_uploads:filter(function(slot_id)
11328 ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	406 n = n + 1;
11329 2a431d3ad8f1 mod_http_file_share: Insert pauses to avoid blocknig for long periods Kim Alvefur <zash@zash.se> parents: 11328 diff changeset	407 if i % 100 == 0 then sleep(0.1); end
11405 ce8291e89d67 mod_http_file_share: Remove correct entries when not all expired files were deleted Kim Alvefur <zash@zash.se> parents: 11402 diff changeset	408 local filename = get_filename(slot_id);
11328 ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	409 local deleted, err, errno = os.remove(filename);
ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	410 if deleted or errno == ENOENT then
11405 ce8291e89d67 mod_http_file_share: Remove correct entries when not all expired files were deleted Kim Alvefur <zash@zash.se> parents: 11402 diff changeset	411 return true;
11328 ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	412 else
ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	413 module:log("error", "Could not delete file %q: %s", filename, err);
11405 ce8291e89d67 mod_http_file_share: Remove correct entries when not all expired files were deleted Kim Alvefur <zash@zash.se> parents: 11402 diff changeset	414 problem_deleting = true;
ce8291e89d67 mod_http_file_share: Remove correct entries when not all expired files were deleted Kim Alvefur <zash@zash.se> parents: 11402 diff changeset	415 return false;
11328 ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	416 end
ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	417 end);
11405 ce8291e89d67 mod_http_file_share: Remove correct entries when not all expired files were deleted Kim Alvefur <zash@zash.se> parents: 11402 diff changeset	418 -- obsolete_uploads now contains slot ids for which the files have been
ce8291e89d67 mod_http_file_share: Remove correct entries when not all expired files were deleted Kim Alvefur <zash@zash.se> parents: 11402 diff changeset	419 -- deleted and that needs to be cleared from the database
11328 ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	420
ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	421 local deletion_query = {["end"] = boundary_time};
11405 ce8291e89d67 mod_http_file_share: Remove correct entries when not all expired files were deleted Kim Alvefur <zash@zash.se> parents: 11402 diff changeset	422 if not problem_deleting then
ce8291e89d67 mod_http_file_share: Remove correct entries when not all expired files were deleted Kim Alvefur <zash@zash.se> parents: 11402 diff changeset	423 module:log("info", "All (%d) expired files successfully deleted", n);
ce8291e89d67 mod_http_file_share: Remove correct entries when not all expired files were deleted Kim Alvefur <zash@zash.se> parents: 11402 diff changeset	424 -- we can delete based on time
11328 ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	425 else
11405 ce8291e89d67 mod_http_file_share: Remove correct entries when not all expired files were deleted Kim Alvefur <zash@zash.se> parents: 11402 diff changeset	426 module:log("warn", "%d out of %d expired files could not be deleted", n-#obsolete_uploads, n);
ce8291e89d67 mod_http_file_share: Remove correct entries when not all expired files were deleted Kim Alvefur <zash@zash.se> parents: 11402 diff changeset	427 -- we'll need to delete only those entries where the files were
ce8291e89d67 mod_http_file_share: Remove correct entries when not all expired files were deleted Kim Alvefur <zash@zash.se> parents: 11402 diff changeset	428 -- successfully deleted, and then try again with the failed ones.
ce8291e89d67 mod_http_file_share: Remove correct entries when not all expired files were deleted Kim Alvefur <zash@zash.se> parents: 11402 diff changeset	429 -- eventually the admin ought to notice and fix the permissions or
ce8291e89d67 mod_http_file_share: Remove correct entries when not all expired files were deleted Kim Alvefur <zash@zash.se> parents: 11402 diff changeset	430 -- whatever the problem is.
ce8291e89d67 mod_http_file_share: Remove correct entries when not all expired files were deleted Kim Alvefur <zash@zash.se> parents: 11402 diff changeset	431 deletion_query = {ids = obsolete_uploads};
11328 ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	432 end
ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	433
11406 9d6545a7d483 mod_http_file_share: Skip removal of nothing Kim Alvefur <zash@zash.se> parents: 11405 diff changeset	434 if #obsolete_uploads == 0 then
9d6545a7d483 mod_http_file_share: Skip removal of nothing Kim Alvefur <zash@zash.se> parents: 11405 diff changeset	435 module:log("debug", "No metadata to remove");
9d6545a7d483 mod_http_file_share: Skip removal of nothing Kim Alvefur <zash@zash.se> parents: 11405 diff changeset	436 else
9d6545a7d483 mod_http_file_share: Skip removal of nothing Kim Alvefur <zash@zash.se> parents: 11405 diff changeset	437 local removed, err = uploads:delete(nil, deletion_query);
11328 ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	438
11406 9d6545a7d483 mod_http_file_share: Skip removal of nothing Kim Alvefur <zash@zash.se> parents: 11405 diff changeset	439 if removed == true or removed == n or removed == #obsolete_uploads then
9d6545a7d483 mod_http_file_share: Skip removal of nothing Kim Alvefur <zash@zash.se> parents: 11405 diff changeset	440 module:log("debug", "Removed all metadata for expired uploaded files");
9d6545a7d483 mod_http_file_share: Skip removal of nothing Kim Alvefur <zash@zash.se> parents: 11405 diff changeset	441 else
9d6545a7d483 mod_http_file_share: Skip removal of nothing Kim Alvefur <zash@zash.se> parents: 11405 diff changeset	442 module:log("error", "Problem removing metadata for deleted files: %s", err);
9d6545a7d483 mod_http_file_share: Skip removal of nothing Kim Alvefur <zash@zash.se> parents: 11405 diff changeset	443 end
11328 ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	444 end
ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	445
11356 43e5429ab355 mod_http_file_share: Measure how long it takes to prune expired files Kim Alvefur <zash@zash.se> parents: 11355 diff changeset	446 prune_done();
11328 ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	447 end);
ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	448
ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	449 module:add_timer(1, function ()
ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	450 reaper_task:run(os.time()-expiry);
ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	451 return 60*60;
ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	452 end);
ceaa3cebf28b mod_http_file_share: Add support for removing old files (default 2 weeks) Kim Alvefur <zash@zash.se> parents: 11327 diff changeset	453 end
11309 b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	454
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	455 module:hook("iq-get/host/urn:xmpp:http:upload:0:request", handle_slot_request);
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	456
11310 d1a0f2e918c0 mod_http_file_share: Add support for external file upload service Kim Alvefur <zash@zash.se> parents: 11309 diff changeset	457 if not external_base_url then
11309 b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	458 module:provides("http", {
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	459 streaming_uploads = true;
11398 a1f26d17d70f mod_http_file_share: Allow credentials via CORS (needed for auth token) Kim Alvefur <zash@zash.se> parents: 11394 diff changeset	460 cors = {
a1f26d17d70f mod_http_file_share: Allow credentials via CORS (needed for auth token) Kim Alvefur <zash@zash.se> parents: 11394 diff changeset	461 credentials = true;
a1f26d17d70f mod_http_file_share: Allow credentials via CORS (needed for auth token) Kim Alvefur <zash@zash.se> parents: 11394 diff changeset	462 };
11309 b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	463 route = {
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	464 ["PUT /*"] = handle_upload;
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	465 ["GET /*"] = handle_download;
11394 420787340339 mod_http_file_share: Return a message from the base URL Kim Alvefur <zash@zash.se> parents: 11375 diff changeset	466 ["GET /"] = function (event)
420787340339 mod_http_file_share: Return a message from the base URL Kim Alvefur <zash@zash.se> parents: 11375 diff changeset	467 return prosody.events.fire_event("http-message", {
420787340339 mod_http_file_share: Return a message from the base URL Kim Alvefur <zash@zash.se> parents: 11375 diff changeset	468 response = event.response;
420787340339 mod_http_file_share: Return a message from the base URL Kim Alvefur <zash@zash.se> parents: 11375 diff changeset	469 ---
420787340339 mod_http_file_share: Return a message from the base URL Kim Alvefur <zash@zash.se> parents: 11375 diff changeset	470 title = "Prosody HTTP Upload endpoint";
420787340339 mod_http_file_share: Return a message from the base URL Kim Alvefur <zash@zash.se> parents: 11375 diff changeset	471 message = "This is where files will be uploaded to, and served from.";
420787340339 mod_http_file_share: Return a message from the base URL Kim Alvefur <zash@zash.se> parents: 11375 diff changeset	472 warning = not (event.request.secure) and "This endpoint is not considered secure!" or nil;
420787340339 mod_http_file_share: Return a message from the base URL Kim Alvefur <zash@zash.se> parents: 11375 diff changeset	473 }) or "This is the Prosody HTTP Upload endpoint.";
420787340339 mod_http_file_share: Return a message from the base URL Kim Alvefur <zash@zash.se> parents: 11375 diff changeset	474 end
11309 b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	475 }
b59aed75dc5e mod_http_file_share: Let's write another XEP-0363 implementation Kim Alvefur <zash@zash.se> parents: diff changeset	476 });
11310 d1a0f2e918c0 mod_http_file_share: Add support for external file upload service Kim Alvefur <zash@zash.se> parents: 11309 diff changeset	477 end

prosody

c3fb802f9e45

plugins/mod_http_file_share.lua

Software / code / prosody

Annotate

plugins/mod_http_file_share.lua @ 11491:c3fb802f9e45

Software `/` code `/` prosody