diff options
Diffstat (limited to 'modules/luci-mod-system/luasrc/controller/admin/system.lua')
| -rw-r--r-- | modules/luci-mod-system/luasrc/controller/admin/system.lua | 80 |
1 files changed, 8 insertions, 72 deletions
diff --git a/modules/luci-mod-system/luasrc/controller/admin/system.lua b/modules/luci-mod-system/luasrc/controller/admin/system.lua index 8d9305f4fd..07d916c0aa 100644 --- a/modules/luci-mod-system/luasrc/controller/admin/system.lua +++ b/modules/luci-mod-system/luasrc/controller/admin/system.lua @@ -301,21 +301,16 @@ function action_sysupgrade() msg = luci.i18n.translate("The system is flashing now.<br /> DO NOT POWER OFF THE DEVICE!<br /> Wait a few minutes before you try to reconnect. It might be necessary to renew the address of your computer to reach the device again, depending on your settings."), addr = (#keep > 0) and (#force > 0) and "192.168.1.1" or nil }) - fork_exec("sleep 1; killall dropbear uhttpd; sleep 1; /sbin/sysupgrade %s %s %q" %{ keep, force, image_tmp }) + luci.sys.process.exec({ "/bin/sh", "-c","sleep 1; killall dropbear uhttpd; sleep 1; /sbin/sysupgrade %s %s %q" %{ keep, force, image_tmp } }, nil, nil, true) end end function action_backup() - local reader = ltn12_popen("sysupgrade --create-backup - 2>/dev/null") - - luci.http.header( - 'Content-Disposition', 'attachment; filename="backup-%s-%s.tar.gz"' %{ - luci.sys.hostname(), - os.date("%Y-%m-%d") - }) + luci.http.header('Content-Disposition', 'attachment; filename="backup-%s-%s.tar.gz"' + %{ luci.sys.hostname(), os.date("%Y-%m-%d") }) luci.http.prepare_content("application/x-targz") - luci.ltn12.pump.all(reader, luci.http.write) + luci.sys.process.exec({ "/sbin/sysupgrade", "--create-backup", "-" }, luci.http.write) end function action_backupmtdblock() @@ -327,16 +322,11 @@ function action_backupmtdblock() return end - local reader = ltn12_popen("dd if=/dev/mtd%s conv=fsync,notrunc 2>/dev/null" % n) - - luci.http.header( - 'Content-Disposition', 'attachment; filename="backup-%s-%s-%s.bin"' %{ - luci.sys.hostname(), m, - os.date("%Y-%m-%d") - }) + luci.http.header('Content-Disposition', 'attachment; filename="backup-%s-%s-%s.bin"' + %{ luci.sys.hostname(), m, os.date("%Y-%m-%d") }) luci.http.prepare_content("application/octet-stream") - luci.ltn12.pump.all(reader, luci.http.write) + luci.sys.process.exec({ "/bin/dd", "if=/dev/mtd%s" % n, "conv=fsync,notrunc" }, luci.http.write) end function action_restore() @@ -391,7 +381,7 @@ function action_reset() addr = "192.168.1.1" }) - fork_exec("sleep 1; killall dropbear uhttpd; sleep 1; jffs2reset -y && reboot") + luci.sys.process.exec({ "/bin/sh", "-c", "sleep 1; killall dropbear uhttpd; sleep 1; jffs2reset -y && reboot" }, nil, nil, true) return end @@ -417,57 +407,3 @@ end function action_reboot() luci.sys.reboot() end - -function fork_exec(command) - local pid = nixio.fork() - if pid > 0 then - return - elseif pid == 0 then - -- change to root dir - nixio.chdir("/") - - -- patch stdin, out, err to /dev/null - local null = nixio.open("/dev/null", "w+") - if null then - nixio.dup(null, nixio.stderr) - nixio.dup(null, nixio.stdout) - nixio.dup(null, nixio.stdin) - if null:fileno() > 2 then - null:close() - end - end - - -- replace with target command - nixio.exec("/bin/sh", "-c", command) - end -end - -function ltn12_popen(command) - - local fdi, fdo = nixio.pipe() - local pid = nixio.fork() - - if pid > 0 then - fdo:close() - local close - return function() - local buffer = fdi:read(2048) - local wpid, stat = nixio.waitpid(pid, "nohang") - if not close and wpid and stat == "exited" then - close = true - end - - if buffer and #buffer > 0 then - return buffer - elseif close then - fdi:close() - return nil - end - end - elseif pid == 0 then - nixio.dup(fdo, nixio.stdout) - fdi:close() - fdo:close() - nixio.exec("/bin/sh", "-c", command) - end -end |