Snapshot hostnames after updates so we have a consistent copy to display (#488)

files/etc/dnsmasq.conf

@@ -12,7 +12,7 @@ no-negcache
 resolv-file=/tmp/resolv.conf.auto
 
 # include olsr nameservice
-addn-hosts=/var/run/hosts_olsr
+addn-hosts=/var/run/hosts_olsr.stable
 
 dhcp-authoritative
 dhcp-leasefile=/tmp/dhcp.leases

files/usr/lib/lua/aredn/info.lua

@@ -355,7 +355,7 @@ function model.all_hosts()
 	local hosts={}
 	local lines={}
 	local pos, val
-	local hfile=io.open("/var/run/hosts_olsr","r")
+	local hfile=io.open("/var/run/hosts_olsr.stable","r")
 	if hfile~=nil then
 		for line in hfile:lines() do
 			table.insert(lines,line)
@@ -571,7 +571,7 @@ end
 -------------------------------------
 function model.getLocalHosts()
   local localhosts = {}
-  myhosts=os.capture('/bin/grep "# myself" /var/run/hosts_olsr|grep -v dtdlink')
+  myhosts=os.capture('/bin/grep "# myself" /var/run/hosts_olsr.stable|grep -v dtdlink')
   local lines = myhosts:splitNewLine()
   data = {}
   for k,v in pairs(lines) do

files/usr/local/bin/mgr/namechange.lua

@@ -63,7 +63,7 @@ function do_namechange()
     local history = {}
 
     -- Load the hosts file
-    for line in io.lines("/var/run/hosts_olsr")
+    for line in io.lines("/var/run/hosts_olsr.stable")
     do
         local v = line:splitWhiteSpace()
         local ip = v[1]

files/usr/local/bin/olsrd-config

@@ -262,7 +262,7 @@ print([[{]])
 print([[    PlParam "sighup-pid-file" "/var/run/dnsmasq/dnsmasq.pid"]])
 print([[    PlParam "interval" "30"]])
 print([[    PlParam "timeout" "300"]])
-print([[    PlParam "name-change-script" "touch /tmp/namechange"]])
+print([[    PlParam "name-change-script" "touch /tmp/namechange; cp /var/run/hosts_olsr /var/run/hosts_olsr.snapshot; mv -f /var/run/hosts_olsr.snapshot /var/run/hosts_olsr.stable"]])
 for _, name in ipairs(names)
 do
     print([[    PlParam "name" "]] .. name .. [["]])

files/www/cgi-bin/api

@@ -145,7 +145,7 @@ function getRemoteNodes()
 	do
 		routeetx[v.destination] = string.format("%.2f", v.etx)
 	end
-	for line in io.lines("/var/run/hosts_olsr")
+	for line in io.lines("/var/run/hosts_olsr.stable")
 	do
 		local ip, hostname = line:match("^(%d+%.%d+%.%d+%.%d+)%s+(%S+)%s+#.*$")
 		if ip and not neighbors[ip] and not (hostname:match("^dtdlink%.") or hostname:match("^mid%d+%.")) then

files/www/cgi-bin/mesh

@@ -317,7 +317,7 @@ do
 end
 
 -- load the olsr hosts file
-for line in io.lines("/var/run/hosts_olsr")
+for line in io.lines("/var/run/hosts_olsr.stable")
 do
     local ip, name, originator = line:match("^([%d%.]+)%s+(%S+)%s+%S+%s+(%S+)")
     if ip and originator and originator ~= "myself" and (routes[ip] or routes[originator]) then

files/www/cgi-bin/ports

@@ -453,8 +453,8 @@ do
         if val == "_add" then
             if host ~= "" then
                 local pattern = "%s" .. host .. "%s"
-                if nixio.fs.stat("/var/run/hosts_olsr") then
-                    for line in io.lines("/var/run/hosts_olsr")
+                if nixio.fs.stat("/var/run/hosts_olsr.stable") then
+                    for line in io.lines("/var/run/hosts_olsr.stable")
                     do
                         if line:lower():match(pattern) then
                             foundhost = true
@@ -649,8 +649,8 @@ do
         if val == "_add" then
             if host ~= "" then
                 local pattern = "%s" .. host .. "%s"
-                if nixio.fs.stat("/var/run/hosts_olsr") then
-                    for line in io.lines("/var/run/hosts_olsr")
+                if nixio.fs.stat("/var/run/hosts_olsr.stable") then
+                    for line in io.lines("/var/run/hosts_olsr.stable")
                     do
                         if line:lower():match(pattern) then
                             foundhost = true

files/www/cgi-bin/status

@@ -59,7 +59,7 @@ function mesh_ip_to_hostnames(ip)
         end
     end
     local hosts = ""
-    for line in io.lines("/var/run/hosts_olsr")
+    for line in io.lines("/var/run/hosts_olsr.stable")
     do
         local host = line:match(pattern)
         if host then

files/www/cgi-bin/supporttool

@@ -53,6 +53,7 @@ local files = {
     "/etc/mesh-release",
     "/tmp/etc/",
     "/var/run/hosts_olsr",
+    "/var/run/hosts_olsr.stable",
     "/var/run/services_olsr",
     "/tmp/rssi.dat",
     "/tmp/rssi.log",