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-rw-r--r--modules/rpc/luasrc/controller/rpc.lua40
1 files changed, 27 insertions, 13 deletions
diff --git a/modules/rpc/luasrc/controller/rpc.lua b/modules/rpc/luasrc/controller/rpc.lua
index 98fafe3f1..0fcd263f5 100644
--- a/modules/rpc/luasrc/controller/rpc.lua
+++ b/modules/rpc/luasrc/controller/rpc.lua
@@ -16,6 +16,8 @@ $Id$
local require = require
local pairs = pairs
local print = print
+local pcall = pcall
+local table = table
module "luci.controller.rpc"
@@ -86,30 +88,42 @@ end
function rpc_fs()
local util = require "luci.util"
- local fs = util.clone(require "luci.fs")
+ local io = require "io"
+ local fs2 = util.clone(require "luci.fs")
local jsonrpc = require "luci.jsonrpc"
local http = require "luci.http"
local ltn12 = require "luci.ltn12"
-
- function fs.readfile(filename)
- if not pcall(require, "mime") then
+
+ function fs2.readfile(filename)
+ local stat, mime = pcall(require, "mime")
+ if not stat then
error("Base64 support not available. Please install LuaSocket.")
end
-
- return ltn12.source.chain(ltn12.source.file(filename), mime.encode("base64"))
+
+ local fp = io.open(filename)
+ if not fp then
+ return nil
+ end
+
+ local output = {}
+ local sink = ltn12.sink.table(output)
+ local source = ltn12.source.chain(ltn12.source.file(fp), mime.encode("base64"))
+ return ltn12.pump.all(source, sink) and table.concat(output)
end
- function fs.writefile(filename, data)
- if not pcall(require, "mime") then
+ function fs2.writefile(filename, data)
+ local stat, mime = pcall(require, "mime")
+ if not stat then
error("Base64 support not available. Please install LuaSocket.")
end
-
- local sink = ltn12.sink.chain(mime.decode("base64"), ltn12.sink.file(filename))
- return ltn12.pump.all(ltn12.source.string(data), sink)
+
+ local file = io.open(filename, "w")
+ local sink = file and ltn12.sink.chain(mime.decode("base64"), ltn12.sink.file(file))
+ return sink and ltn12.pump.all(ltn12.source.string(data), sink) or false
end
http.prepare_content("application/json")
- ltn12.pump.all(jsonrpc.handle(fs, http.source()), http.write)
+ ltn12.pump.all(jsonrpc.handle(fs2, http.source()), http.write)
end
function rpc_sys()
@@ -120,4 +134,4 @@ function rpc_sys()
http.prepare_content("application/json")
ltn12.pump.all(jsonrpc.handle(sys, http.source()), http.write)
-end \ No newline at end of file
+end