1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
|
module(..., package.seeall)
-- Load libraries
require("fs")
require("procps")
require("getopts")
require("format")
require("posix")
require("daemoncontrol")
require("validator")
require("processinfo")
-- Set variables
local configfile = "/etc/conf.d/dnscache"
local processname = "dnscache"
local packagename = "dnscache"
local baseurl = "/etc/dnscache/"
local descr = {
}
-- ################################################################################
-- LOCAL FUNCTIONS
local function process_status_text(procname)
local t = procps.pidof(procname)
if (t) and (#t > 0) then
return "Enabled"
else
return "Disabled"
end
end
local function humanreadable(value)
local myvalue = tonumber(value)
if not (myvalue) then
return false
end
if ( myvalue > 1073741824 ) then
myvalue=((myvalue/1073741824) - (myvalue/1073741824%0.1)) .. "G"
elseif ( myvalue > 1048576 ) then
myvalue=((myvalue/1048576) - (myvalue/1048576%0.1)) .. "M"
elseif ( myvalue > 1024 ) then
myvalue=((myvalue/1024) - (myvalue/1024%0.1)) .. "k"
end
return myvalue
end
local function list_servers()
local serverlist = {}
local serverdetails = {}
for k,v in pairs(posix.dir(baseurl .. "servers")) do
if not string.match(v, "^%.") then
if (fs.is_file(baseurl .. "servers/" .. v)) then
table.insert(serverlist, v)
serverdetails[v] = fs.read_file_as_array(baseurl .. "servers/" .. v)
end
end
end
return serverlist, serverdetails
end
-- ################################################################################
-- PUBLIC FUNCTIONS
function startstop_service ( self, action )
local cmd = action.value
local cmdresult,cmdmessage,cmderror,cmdaction = daemoncontrol.daemoncontrol(processname, cmd)
action.descr=cmdmessage
action.errtxt=cmderror
return cmdresult,action
end
function getstatus()
local status = {}
local config = getconfig()
local value, errtxt = processinfo.package_version(packagename)
status.version = cfe({ name = "version",
label="Program version",
value=value,
errtxt=errtxt,
})
status.status = cfe({ name="status",
label="Program status",
value=process_status_text(processname),
})
local autostart_sequense, autostart_errtxt = processinfo.process_botsequence(processname)
status.autostart = cfe({ name="autostart",
label="Autostart sequence",
value=autostart_sequense,
errtxt=autostart_errtxt,
})
status.ip = cfe({ name="ip",
label="Listening on",
value=config.IP or "",
})
status.cachesize = cfe({ name="cachesize",
label="Cache size",
value=humanreadable(config.CACHESIZE or ""),
})
local serverlist, serverdetails = list_servers()
status.servers = cfe({ name="servers",
label="Configured DNS-servers",
value=serverlist,
option=serverdetails,
})
return status
end
function get_logfile ()
local file = {}
local cmdtxt = "grep ".. processname .. " /var/log/messages"
local cmd, error = io.popen(cmdtxt ,r)
local cmdoutput = cmd:read("*a")
cmd:close()
file["filename"] = cfe({
name="filename",
label="File name",
value=cmdtxt,
})
file["filecontent"] = cfe({
type="longtext",
name="filecontent",
label="File content",
value=cmdoutput,
})
return file
end
function getconfig()
if (fs.is_file(configfile)) then
return getopts.getoptsfromfile(configfile, "") or {}
end
return {}
end
function get_filedetails(self,num)
local path
if (num == "2") then
path = configfile2
else
path = configfile
end
local file = {}
local filedetails = {}
local config = {}
local filenameerrtxt
if (path) and (fs.is_file(path)) then
filedetails = fs.stat(path)
config = getconfig(path)
else
config = {}
config.filename = {}
config["filename"]["errtxt"]="Config file '".. path .. "' is missing!"
end
file["filename" .. (num or "")] = cfe({
name="filename" .. (num or ""),
label="File name",
value=path,
errtxt=filenameerrtxt
})
file["filesize" .. (num or "")] = cfe({
name="filesize" .. (num or ""),
label="File size",
value=filedetails.size or 0,
})
file["mtime" .. (num or "")] = cfe({
name="mtime" .. (num or ""),
label="File date",
value=filedetails.mtime or "---",
})
file["filecontent" .. (num or "")] = cfe({
type="longtext",
name="filecontent" .. (num or ""),
label="File content",
value=fs.read_file(path),
})
-- Sum all errors into one cfe
local sumerrors = ""
for k,v in pairs(config) do
if (config[k]) and (config[k]["errtxt"]) and (config[k]["errtxt"] ~= "") then
sumerrors = sumerrors .. config[k]["errtxt"] .. "\n"
end
end
if (sumerrors ~= "") then
file["sumerrors" .. (num or "")] = cfe ({
name="sumerrors" .. (num or ""),
label = "Configuration errors",
errtxt = string.match(sumerrors, "(.-)\n$"),
})
end
return file
end
function update_filecontent (self, modifications)
local path = configfile
local file_result,err = fs.write_file(path, format.dostounix(modifications))
return file_result
end
|