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 | 469 |
1 files changed, 469 insertions, 0 deletions
diff --git a/modules/luci-mod-system/luasrc/controller/admin/system.lua b/modules/luci-mod-system/luasrc/controller/admin/system.lua new file mode 100644 index 0000000000..4e83769ee0 --- /dev/null +++ b/modules/luci-mod-system/luasrc/controller/admin/system.lua @@ -0,0 +1,469 @@ +-- Copyright 2008 Steven Barth <steven@midlink.org> +-- Copyright 2008-2011 Jo-Philipp Wich <jow@openwrt.org> +-- Licensed to the public under the Apache License 2.0. + +module("luci.controller.admin.system", package.seeall) + +function index() + local fs = require "nixio.fs" + + entry({"admin", "system", "system"}, cbi("admin_system/system"), _("System"), 1) + entry({"admin", "system", "clock_status"}, post_on({ set = true }, "action_clock_status")) + + entry({"admin", "system", "admin"}, cbi("admin_system/admin"), _("Administration"), 2) + + if fs.access("/bin/opkg") then + entry({"admin", "system", "packages"}, post_on({ exec = "1" }, "action_packages"), _("Software"), 10) + entry({"admin", "system", "packages", "ipkg"}, form("admin_system/ipkg")) + end + + entry({"admin", "system", "startup"}, form("admin_system/startup"), _("Startup"), 45) + entry({"admin", "system", "crontab"}, form("admin_system/crontab"), _("Scheduled Tasks"), 46) + + if fs.access("/sbin/block") and fs.access("/etc/config/fstab") then + entry({"admin", "system", "fstab"}, cbi("admin_system/fstab"), _("Mount Points"), 50) + entry({"admin", "system", "fstab", "mount"}, cbi("admin_system/fstab/mount"), nil).leaf = true + entry({"admin", "system", "fstab", "swap"}, cbi("admin_system/fstab/swap"), nil).leaf = true + end + + local nodes, number = fs.glob("/sys/class/leds/*") + if number > 0 then + entry({"admin", "system", "leds"}, cbi("admin_system/leds"), _("<abbr title=\"Light Emitting Diode\">LED</abbr> Configuration"), 60) + end + + entry({"admin", "system", "flashops"}, call("action_flashops"), _("Backup / Flash Firmware"), 70) + entry({"admin", "system", "flashops", "reset"}, post("action_reset")) + entry({"admin", "system", "flashops", "backup"}, post("action_backup")) + entry({"admin", "system", "flashops", "backupmtdblock"}, post("action_backupmtdblock")) + entry({"admin", "system", "flashops", "backupfiles"}, form("admin_system/backupfiles")) + + -- call() instead of post() due to upload handling! + entry({"admin", "system", "flashops", "restore"}, call("action_restore")) + entry({"admin", "system", "flashops", "sysupgrade"}, call("action_sysupgrade")) + + entry({"admin", "system", "reboot"}, template("admin_system/reboot"), _("Reboot"), 90) + entry({"admin", "system", "reboot", "call"}, post("action_reboot")) +end + +function action_clock_status() + local set = tonumber(luci.http.formvalue("set")) + if set ~= nil and set > 0 then + local date = os.date("*t", set) + if date then + luci.sys.call("date -s '%04d-%02d-%02d %02d:%02d:%02d'" %{ + date.year, date.month, date.day, date.hour, date.min, date.sec + }) + luci.sys.call("/etc/init.d/sysfixtime restart") + end + end + + luci.http.prepare_content("application/json") + luci.http.write_json({ timestring = os.date("%c") }) +end + +function action_packages() + local fs = require "nixio.fs" + local ipkg = require "luci.model.ipkg" + local submit = (luci.http.formvalue("exec") == "1") + local update, upgrade + local changes = false + local install = { } + local remove = { } + local stdout = { "" } + local stderr = { "" } + local out, err + + -- Display + local display = luci.http.formvalue("display") or "available" + + -- Letter + local letter = string.byte(luci.http.formvalue("letter") or "A", 1) + letter = (letter == 35 or (letter >= 65 and letter <= 90)) and letter or 65 + + -- Search query + local query = luci.http.formvalue("query") + query = (query ~= '') and query or nil + + + -- Modifying actions + if submit then + -- Packets to be installed + local ninst = luci.http.formvalue("install") + local uinst = nil + + -- Install from URL + local url = luci.http.formvalue("url") + if url and url ~= '' then + uinst = url + end + + -- Do install + if ninst then + install[ninst], out, err = ipkg.install(ninst) + stdout[#stdout+1] = out + stderr[#stderr+1] = err + changes = true + end + + if uinst then + local pkg + for pkg in luci.util.imatch(uinst) do + install[uinst], out, err = ipkg.install(pkg) + stdout[#stdout+1] = out + stderr[#stderr+1] = err + changes = true + end + end + + -- Remove packets + local rem = luci.http.formvalue("remove") + if rem then + remove[rem], out, err = ipkg.remove(rem) + stdout[#stdout+1] = out + stderr[#stderr+1] = err + changes = true + end + + + -- Update all packets + update = luci.http.formvalue("update") + if update then + update, out, err = ipkg.update() + stdout[#stdout+1] = out + stderr[#stderr+1] = err + end + + + -- Upgrade all packets + upgrade = luci.http.formvalue("upgrade") + if upgrade then + upgrade, out, err = ipkg.upgrade() + stdout[#stdout+1] = out + stderr[#stderr+1] = err + end + end + + + -- List state + local no_lists = true + local old_lists = false + if fs.access("/var/opkg-lists/") then + local list + for list in fs.dir("/var/opkg-lists/") do + no_lists = false + if (fs.stat("/var/opkg-lists/"..list, "mtime") or 0) < (os.time() - (24 * 60 * 60)) then + old_lists = true + break + end + end + end + + + luci.template.render("admin_system/packages", { + display = display, + letter = letter, + query = query, + install = install, + remove = remove, + update = update, + upgrade = upgrade, + no_lists = no_lists, + old_lists = old_lists, + stdout = table.concat(stdout, ""), + stderr = table.concat(stderr, "") + }) + + -- Remove index cache + if changes then + fs.unlink("/tmp/luci-indexcache") + end +end + +local function image_supported(image) + return (os.execute("sysupgrade -T %q >/dev/null" % image) == 0) +end + +local function image_checksum(image) + return (luci.sys.exec("md5sum %q" % image):match("^([^%s]+)")) +end + +local function image_sha256_checksum(image) + return (luci.sys.exec("sha256sum %q" % image):match("^([^%s]+)")) +end + +local function supports_sysupgrade() + return nixio.fs.access("/lib/upgrade/platform.sh") +end + +local function supports_reset() + return (os.execute([[grep -sq "^overlayfs:/overlay / overlay " /proc/mounts]]) == 0) +end + +local function storage_size() + local size = 0 + if nixio.fs.access("/proc/mtd") then + for l in io.lines("/proc/mtd") do + local d, s, e, n = l:match('^([^%s]+)%s+([^%s]+)%s+([^%s]+)%s+"([^%s]+)"') + if n == "linux" or n == "firmware" then + size = tonumber(s, 16) + break + end + end + elseif nixio.fs.access("/proc/partitions") then + for l in io.lines("/proc/partitions") do + local x, y, b, n = l:match('^%s*(%d+)%s+(%d+)%s+([^%s]+)%s+([^%s]+)') + if b and n and not n:match('[0-9]') then + size = tonumber(b) * 1024 + break + end + end + end + return size +end + + +function action_flashops() + -- + -- Overview + -- + luci.template.render("admin_system/flashops", { + reset_avail = supports_reset(), + upgrade_avail = supports_sysupgrade() + }) +end + +function action_sysupgrade() + local fs = require "nixio.fs" + local http = require "luci.http" + local image_tmp = "/tmp/firmware.img" + + local fp + http.setfilehandler( + function(meta, chunk, eof) + if not fp and meta and meta.name == "image" then + fp = io.open(image_tmp, "w") + end + if fp and chunk then + fp:write(chunk) + end + if fp and eof then + fp:close() + end + end + ) + + if not luci.dispatcher.test_post_security() then + fs.unlink(image_tmp) + return + end + + -- + -- Cancel firmware flash + -- + if http.formvalue("cancel") then + fs.unlink(image_tmp) + http.redirect(luci.dispatcher.build_url('admin/system/flashops')) + return + end + + -- + -- Initiate firmware flash + -- + local step = tonumber(http.formvalue("step")) or 1 + if step == 1 then + local force = http.formvalue("force") + if image_supported(image_tmp) or force then + luci.template.render("admin_system/upgrade", { + checksum = image_checksum(image_tmp), + sha256ch = image_sha256_checksum(image_tmp), + storage = storage_size(), + size = (fs.stat(image_tmp, "size") or 0), + keep = (not not http.formvalue("keep")), + force = (not not http.formvalue("force")) + }) + else + fs.unlink(image_tmp) + luci.template.render("admin_system/flashops", { + reset_avail = supports_reset(), + upgrade_avail = supports_sysupgrade(), + image_invalid = true + }) + end + + -- + -- Start sysupgrade flash + -- + elseif step == 2 then + local keep = (http.formvalue("keep") == "1") and "" or "-n" + local force = (http.formvalue("force") == "1") and "-F" or "" + luci.template.render("admin_system/applyreboot", { + title = luci.i18n.translate("Flashing..."), + 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 }) + 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.prepare_content("application/x-targz") + luci.ltn12.pump.all(reader, luci.http.write) +end + +function action_backupmtdblock() + local http = require "luci.http" + local mv = http.formvalue("mtdblockname") + local m, s, n = mv:match('^([^%s]+)/([^%s]+)/([^%s]+)') + + 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.prepare_content("application/octet-stream") + luci.ltn12.pump.all(reader, luci.http.write) +end + +function action_restore() + local fs = require "nixio.fs" + local http = require "luci.http" + local archive_tmp = "/tmp/restore.tar.gz" + + local fp + http.setfilehandler( + function(meta, chunk, eof) + if not fp and meta and meta.name == "archive" then + fp = io.open(archive_tmp, "w") + end + if fp and chunk then + fp:write(chunk) + end + if fp and eof then + fp:close() + end + end + ) + + if not luci.dispatcher.test_post_security() then + fs.unlink(archive_tmp) + return + end + + local upload = http.formvalue("archive") + if upload and #upload > 0 then + if os.execute("gunzip -t %q >/dev/null 2>&1" % archive_tmp) == 0 then + luci.template.render("admin_system/applyreboot") + os.execute("tar -C / -xzf %q >/dev/null 2>&1" % archive_tmp) + luci.sys.reboot() + else + luci.template.render("admin_system/flashops", { + reset_avail = supports_reset(), + upgrade_avail = supports_sysupgrade(), + backup_invalid = true + }) + end + return + end + + http.redirect(luci.dispatcher.build_url('admin/system/flashops')) +end + +function action_reset() + if supports_reset() then + luci.template.render("admin_system/applyreboot", { + title = luci.i18n.translate("Erasing..."), + msg = luci.i18n.translate("The system is erasing the configuration partition now and will reboot itself when finished."), + addr = "192.168.1.1" + }) + + fork_exec("sleep 1; killall dropbear uhttpd; sleep 1; jffs2reset -y && reboot") + return + end + + http.redirect(luci.dispatcher.build_url('admin/system/flashops')) +end + +function action_passwd() + local p1 = luci.http.formvalue("pwd1") + local p2 = luci.http.formvalue("pwd2") + local stat = nil + + if p1 or p2 then + if p1 == p2 then + stat = luci.sys.user.setpasswd("root", p1) + else + stat = 10 + end + end + + luci.template.render("admin_system/passwd", {stat=stat}) +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 |