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module(..., package.seeall)
require("fs")
require("procps")
require("getopts")
require("format")
require("daemoncontrol")
require("validator")
local configfile = "/etc/conf.d/syslog"
local config = {}
local function get_version()
local cmd = "/sbin/apk_version -v -s busybox | cut -d ' ' -f 1"
local cmd_output = io.popen( cmd )
local cmd_output_result = cmd_output:read("*a") or ""
cmd_output:close()
return cmd_output_result
end
local function getloglevels()
local loglevels = {}
for i=1,8 do
table.insert(loglevels,i)
end
return loglevels
end
local function isrunning(process)
if (procps.pidof("syslogd")) then
return "Enabled"
else
return "Disabled"
end
end
-- ################################################################################
-- PUBLIC FUNCTIONS
function startstop_service ( self, state )
return daemoncontrol.daemoncontrol("syslog", state)
end
function getstatus()
local opts = getconfig()
local status = {}
status.version = cfe({ name="Program version",
value=get_version(),
})
status.status = cfe({ name="Program status",
value=isrunning("syslogd"),
})
if (opts["SYSLOGD_OPTS"]) and not ((opts["SYSLOGD_OPTS"]["-R"] ~= "") and not (opts["SYSLOGD_OPTS"]["-L"])) then
status.logfile = cfe({ name="Locally logging to",
value=opts["SYSLOGD_OPTS"]["-O"],
})
end
if (opts["SYSLOGD_OPTS"]) and (opts["SYSLOGD_OPTS"]["-R"]) and (opts["SYSLOGD_OPTS"]["-R"] ~= "") then
status.remote = cfe({ name="Remote logging to",
value=opts["SYSLOGD_OPTS"]["-R"],
})
end
--]]
return status
end
function get_filedetails()
local filedetails = {}
local path = configfile
filedetails.details = {path=path, size="0",mtime=""}
filedetails.content = ""
if (fs.is_file(path)) then
filedetails.details = fs.stat(path)
filedetails.content = fs.read_file(path)
end
return filedetails
end
function getconfig()
local config = {}
config['SYSLOGD_OPTS']={}
local errors = {}
errors["SYSLOGD_OPTS"] = {}
errors["KLOGD_OPTS"] = {}
if (fs.is_file(configfile)) then
config = getopts.getoptsfromfile(configfile) or config
if (type(config["SYSLOGD_OPTS"]) == "string") then
config["SYSLOGD_OPTS"] = {}
end
else
errors["configfile"] = "Config file '".. configfile .. "' is missing!"
end
-- Next section is to set/show default values when a option is not configured in the configfile
if not (config["SYSLOGD_OPTS"]) then
config["SYSLOGD_OPTS"] = {}
end
config["SYSLOGD_OPTS"]["-O"] = config["SYSLOGD_OPTS"]["-O"] or "/var/log/messages"
config["SYSLOGD_OPTS"]["-l_list"] = getloglevels()
config["SYSLOGD_OPTS"]["-R"] = config["SYSLOGD_OPTS"]["-R"] or ""
config["SYSLOGD_OPTS"]["-s"] = config["SYSLOGD_OPTS"]["-s"] or ""
config["SYSLOGD_OPTS"]["-b"] = config["SYSLOGD_OPTS"]["-b"] or ""
-- Next section is to print errormessages when configs are wrong
if (config["SYSLOGD_OPTS"]["-l"]) and
((tonumber(config["SYSLOGD_OPTS"]["-l"]) == nil) or (tonumber(config["SYSLOGD_OPTS"]["-l"]) > 8)) then
errors["SYSLOGD_OPTS"]["-l"] = "Log value is out of range. Please select one of the above."
else
config["SYSLOGD_OPTS"]["-l"] = config["SYSLOGD_OPTS"]["-l"] or 8
end
if (config["SYSLOGD_OPTS"]["-L"] ~= nil) and (config["SYSLOGD_OPTS"]["-R"] == "") then
errors["SYSLOGD_OPTS"]["-L"] = "Logging to local and network is possible unless you define a host for remote logging."
end
return config, errors
end
service_control = function ( self, srvcmd )
local srvcmd = string.lower(srvcmd)
local retval = ""
local line = ""
if (srvcmd == "start") or (srvcmd == "stop") or (srvcmd == "restart") then
local file = io.popen( "PATH=/usr/local/bin:/usr/bin:/bin:/usr/local/sbin:/usr/sbin:/sbin /etc/init.d/syslog " .. srvcmd .. " 2>&1" )
if file ~= nil then
line = file:read( "*l" )
while line ~= nil do
retval = retval .. "\n" .. line
line = file:read( "*l" )
end
file:close()
end
else
retval = "Unknown command!"
end
return retval
end
function setconfigs(self,variable,parameter,value)
if (errors == nil) then
errors = {}
end
--TODO: Validate so that user cant add values with '-' (could cause major breakage next time you do getopts)
--If file is missing... then create a new one
-- if not (fs.is_file(configfile)) then fs.write_file(configfile, "SYSLOGD_OPTS=\"\"\nKLOGD_OPTS=\"\"") end
if not (variable) or not (parameter) then return nil, "Usage setconfigs(variable,parameter,value)" end
if not (string.find(parameter, "-%a$")) then return nil, "Parameter must be formated '-a' (where a is one upper/lowercase letter [a-z])" end
if (value) and (parameter == "-O") then
value, errors["-O"] = validator.is_valid_filename(value, "/var/log" )
end
if (value) and (parameter == "-R") then
local port = string.match(value, ":(.-)$")
local host = string.match(value, "^(.-):?")
if (port) and not (validator.is_port(port)) then
errors["-R"] = "Port:'" .. tostring(port) .. "' is not a valid portnumber!"
end
errors["-R"] = "Port:'" .. tostring(port) .. "' Host:" .. tostring(host)
end
-- Set specific variables (and their values)
if (value) and ((parameter == "-S") or (parameter == "-L")) then value = "" end
local retval, errorscmd = getopts.setoptsinfile(configfile,variable,parameter,value)
errors["commit"] = errorscmd
return retval, errors
end
function update_filecontent (self, modifications)
local path = configfile
local file_result,err = fs.write_file(path, format.dostounix(modifications))
return file_result, err
end
-- ################################################################################
-- OTHER FUNCTIONS
|
