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module(..., package.seeall)
-- Load libraries
require("fs")
require("format")
require("processinfo")
function getenabled(processname)
local result = cfe({ label = "Program status", name=processname })
local t = processinfo.pidof(processname)
if (t) and (#t > 0) then
result.value = "Running"
else
result.value = "Stopped"
end
return result
end
function startstop_service(servicename, action, actions)
-- action is validated against actions in daemoncontrol
local result = {}
result.actions = cfe({ type="list", value=actions or {"start", "stop", "restart"}, label="Start/Stop actions" })
if action then
local cmdmessage,cmderror = processinfo.daemoncontrol(servicename, action, result.actions.value)
result.result = cfe({ value=cmdmessage or "", errtxt=cmderror, label="Start/Stop result" })
end
return cfe({ type="group", value=result, label="Start/Stop result" })
end
function getstatus(processname, packagename, label, servicename)
local status = {}
local value, errtxt = processinfo.package_version(packagename)
status.version = cfe({
label="Program version",
value=value,
errtxt=errtxt,
name=packagename
})
status.status = getenabled(processname)
local autostart_sequence, autostart_errtxt = processinfo.process_startupsequence(servicename or processname)
status.autostart = cfe({
label="Autostart sequence",
value=autostart_sequence,
errtxt=autostart_errtxt,
name=servicename or processname
})
return cfe({ type="group", value=status, label=label })
end
function getfiledetails(file, validatefilename, validatefiledetails)
local filename = cfe({ value=file or "", label="File name" })
local filecontent = cfe({ type="longtext", label="File content" })
local filesize = cfe({ value="0", label="File size" })
local mtime = cfe({ value="---", label="File date" })
local filedetails = cfe({ type="group", value={filename=filename, filecontent=filecontent, filesize=filesize, mtime=mtime}, label="Config file details" })
local success = true
if type(validatefilename) == "function" then
success = validatefilename(filedetails.value.filename.value)
if not success then
filedetails.value.filename.errtxt = "Invalid File"
end
elseif type(validatefilename) == "table" then
success = false
filedetails.value.filename.errtxt = "Invalid File"
for i,f in ipairs(validatefilename) do
if f == filedetails.value.filename.value then
success = true
filedetails.value.filename.errtxt = nil
end
end
end
if success then
if fs.is_file(file) then
local filedetails = fs.stat(file)
filecontent.value = fs.read_file(file) or ""
filesize.value = filedetails.size
mtime.value = filedetails.mtime
else
filename.errtxt = "File not found"
end
if validatefiledetails then
success, filedetails = validatefiledetails(filedetails)
end
end
return filedetails
end
function setfiledetails(filedetails, validatefilename, validatefiledetails)
filedetails.value.filecontent.value = string.gsub(format.dostounix(filedetails.value.filecontent.value), "\n+$", "")
local success = true
if type(validatefilename) == "function" then
success = validatefilename(filedetails.value.filename.value)
if not success then
filedetails.value.filename.errtxt = "Invalid File"
end
elseif type(validatefilename) == "table" then
success = false
filedetails.value.filename.errtxt = "Invalid File"
for i,f in ipairs(validatefilename) do
if f == filedetails.value.filename.value then
success = true
filedetails.value.filename.errtxt = nil
end
end
end
if success and type(validatefiledetails) == "function" then
success, filedetails = validatefiledetails(filedetails)
end
if success then
--fs.write_file(filedetails.value.filename.value, filedetails.value.filecontent.value)
write_file_with_audit(filedetails.value.filename.value, filedetails.value.filecontent.value)
filedetails = getfiledetails(filedetails.value.filename.value)
else
filedetails.errtxt = "Failed to set file"
end
return filedetails
end
function validateselect(select)
for i,option in ipairs(select.option) do
if option == select.value then
return true
end
end
select.errtxt = "Invalid selection"
return false
end
function validatemulti(multi)
local reverseoption = {}
for i,option in ipairs(multi.option) do
reverseoption[option] = i
end
for i,value in ipairs(multi.value) do
if not reverseoption[value] then
multi.errtxt = "Invalid selection"
return false
end
end
return true
end
function write_file_with_audit (self, path, str)
-- if there are only two parameters, assume self was omitted
if not str then
str = path
path = self
self = nil
end
-- attempt to find self
if not self then
if SELF and #SELF > 0 then
self = SELF[#SELF]
elseif APP then
self = APP
end
end
if self then
local pre = ""
local post = ""
local tmpfile = (self.conf.sessiondir or "/tmp/") ..
(self.sessiondata.userinfo.userid or "unknown") .. "-" ..
os.time() .. ".tmp"
if type(self.conf) == "table" then
-- we make temporary globals for expand_bash_syntax_vars
local a,b,c = TEMPFILE,CONFFILE,_G.self
TEMPFILE=tmpfile
CONFFILE=path
_G.self=self
pre = self.conf.audit_precommit or ""
post = self.conf.audit_postcommit or ""
local m = self.conf.app_hooks[self.conf.controller] or {}
if m.audit_precommit then pre = m.audit_precommit end
if m.audit_postcommit then post = m.audit_postcommit end
m=nil
if (type(pre) == "string") then
pre = format.expand_bash_syntax_vars(pre)
end
if type (post) == "string" then
post = format.expand_bash_syntax_vars(post)
end
TEMPFILE,CONFFILE,_G.self = a,b,c
end
fs.write_file(tmpfile,str)
if (type(pre) == "string" and #pre) then
os.execute(pre)
elseif (type(pre) == "function") then
pre(self, path, tmpfile)
end
fs.move_file(tmpfile, path)
if (type(post) == "string" and #post) then
os.execute(post)
elseif (type(post) == "function") then
post(self, path, tmpfile)
end
else
fs.write_file(path,str)
end
return
end
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