TYPE_VARIABLE = 0x02
TYPE_ENUM = 0x03
+STRICT_UNKNOWN_SECTIONS = true
+STRICT_UNKNOWN_OPTIONS = true
+
local default_schemedir = "/etc/scheme"
UVL = luci.util.class()
function UVL.__init__( self, schemedir )
-
self.schemedir = schemedir or default_schemedir
self.packages = { }
self.beenthere = { }
local co = self.uci.get_all( config )
local function _uci_foreach( type, func )
+ local ok, err
for k, v in pairs(co) do
if co[k]['.type'] == type then
- func( k, v )
+ ok, err = func( k, v )
+ if not ok then break end
end
end
+ return ok, err
end
- luci.util.dumptable(co)
-
-
-
for k, v in pairs( self.packages[config].sections ) do
- _uci_foreach( k,
+ local ok, err = _uci_foreach( k,
function(s)
- local ok, err = self:validate_section( config, s, co )
-
- if not ok then
- return ok, err
- end
+ local sect = luci.uvl.section( self, co, k, config, s )
+ return self:_validate_section( sect )
end
)
+ if not ok then return false, err end
+ end
+
+ if STRICT_UNKNOWN_SECTIONS then
+ for k, v in pairs(co) do
+ if not self.beenthere[config..'.'..k] then
+ return false, "Section '" .. config .. '.' .. co[k]['.type'] ..
+ "' not found in scheme"
+ end
+ end
end
return true, nil
-- @param scheme Scheme to validate against
-- @return Boolean indicating weather the given config validates
-- @return String containing the reason for errors (if any)
-function UVL.validate_section( self, config, section, co, nodeps )
-
- if not co then
- self.uci.set_confdir( self.uci.confdir_default )
- self.uci.load( config )
- co = uci.get_all( config )
- end
-
- local cs = co[section]
- local scheme = self:_scheme_section( co, config, section )
+function UVL._validate_section( self, section )
- if cs then
- --luci.util.dumptable(cs)
+ if section:values() then
+ for _, v in ipairs(section:variables()) do
+ local ok, err = self:_validate_option( v )
- for k, v in pairs(self.packages[config].variables[cs[".type"]]) do
- if k:sub(1,1) ~= "." then
- local ok, err = self:validate_option( config, section, k, co, false, cs[".type"] )
-
- if not ok then
- print("ERR", err)
- return ok, err
- end
+ if not ok then
+ return ok, err
end
end
- --local dep_ok = nodeps or luci.uvl.dependencies.check_dependency( self, co, config, section )
- --print( "DEP: ", dep_ok )
-
- --print( "Validate section: ", config .. '.' .. section, nodeps and '(without depencies)' or '' )
-
- local ok, err = luci.uvl.dependencies.check_dependency(
- self, co, config, section, nil, true, cs[".type"]
- )
+ local ok, err = luci.uvl.dependencies.check( self, section )
- if ok then
- --print("Validated section!\n\n")
- return true
- else
- print("ERR", "All possible dependencies failed. (Last error was: " .. err .. ")")
+ if not ok then
return false, "All possible dependencies failed"
end
else
- print( "Error, scheme section '" .. section .. "' not found in data" )
+ print( "Error, scheme section '" .. section:sid() .. "' not found in data" )
+ end
+
+ if STRICT_UNKNOWN_OPTIONS and not section:section().dynamic then
+ for k, v in pairs(section:values()) do
+ if k:sub(1,1) ~= "." and not self.beenthere[
+ section:cid() .. '.' .. k
+ ] then
+ return false, "Option '" .. section:sid() .. '.' .. k ..
+ "' not found in scheme"
+ end
+ end
end
return true, nil
-- @param scheme Scheme to validate against
-- @return Boolean indicating weather the given config validates
-- @return String containing the reason for errors (if any)
-function UVL.validate_option( self, config, section, option, co, nodeps, section2 )
-
- if not co then
- self.uci.set_confdir( self.uci.confdir_default )
- self.uci.load( config )
- co = uci.get_all( config )
- end
+function UVL._validate_option( self, option, nodeps )
- local cs = co[section]
- local sv = self:_scheme_option( co, config, section, option ) or
- self:_scheme_option( co, config, section2, option )
-
- --print("VOPT", config, section, option )
-
- if not sv then
- return false, "Requested option '" ..
- config .. '.' .. ( section or section2 ) .. '.' .. option ..
+ if not option:option() then
+ return false, "Requested option '" .. option:sid() ..
"' not found in scheme"
end
- if sv.required and not cs[option] then
- return false, "Mandatory variable '" ..
- config .. '.' .. section .. '.' .. option ..
+ if option:option().required and not option:value() then
+ return false, "Mandatory variable '" .. option:cid() ..
"' doesn't have a value"
end
- if sv.type == "enum" and cs[option] then
- if not sv.values or not sv.values[cs[option]] then
- return false, "Value '" .. ( cs[option] or '<nil>' ) .. "' of given option '" ..
- config .. "." .. section .. "." .. option ..
+ if option:option().type == "enum" and option:value() then
+ if not option:option().values or
+ not option:option().values[option:value()]
+ then
+ return false, "Value '" .. ( option:value() or '<nil>' ) ..
+ "' of given option '" .. option:cid() ..
"' is not defined in enum { " ..
- table.concat(self:_keys(sv.values),", ") .. " }"
+ table.concat(self:_keys(option:option().values),", ") ..
+ " }"
end
end
- if sv.datatype and cs[option] then
- if self.datatypes[sv.datatype] then
- if not self.datatypes[sv.datatype]( cs[option] ) then
- return false, "Value '" .. ( cs[option] or '<nil>' ) .. "' of given option '" ..
- config .. "." .. ( section or section2 ) .. "." .. option ..
- "' doesn't validate as datatype '" .. sv.datatype .. "'"
+ if option:option().datatype and option:value() then
+ if self.datatypes[option:option().datatype] then
+ if not self.datatypes[option:option().datatype](option:value()) then
+ return false, "Value '" .. ( option:value() or '<nil>' ) ..
+ "' of given option '" .. option:cid() ..
+ "' doesn't validate as datatype '" ..
+ option:option().datatype .. "'"
end
else
- return false, "Unknown datatype '" .. sv.datatype .. "' encountered"
+ return false, "Unknown datatype '" ..
+ option:option().datatype .. "' encountered"
end
end
if not nodeps then
- return luci.uvl.dependencies.check_dependency(
- self, co, config, section, option, nil, section2
- )
+ return luci.uvl.dependencies.check( self, option )
end
return true, nil
if k ~= "name" and k ~= "package" and k:sub(1,1) ~= "." then
if k:match("^depends") then
s["depends"] = _assert(
- self:_read_depency( v2, s["depends"] ),
+ self:_read_dependency( v2, s["depends"] ),
"Section '%s' in scheme '%s' has malformed " ..
- "depency specification in '%s'",
+ "dependency specification in '%s'",
v.name or '<nil>', scheme or '<nil>', k
)
else
if k ~= "name" and k ~= "section" and k:sub(1,1) ~= "." then
if k:match("^depends") then
t["depends"] = _assert(
- self:_read_depency( v, t["depends"] ),
+ self:_read_dependency( v, t["depends"] ),
"Variable '%s' in scheme '%s' has malformed " ..
- "depency specification in '%s'",
+ "dependency specification in '%s'",
v.name, scheme, k
)
elseif k:match("^validator") then
return self
end
--- Read a depency specification
-function UVL._read_depency( self, value, deps )
+-- Read a dependency specification
+function UVL._read_dependency( self, value, deps )
local parts = luci.util.split( value, "%s*,%s*", nil, true )
local condition = { }
if stat and mod then
for j=i+1, #path-1 do
if not type(mod) == "table" then
- break;
+ break
end
mod = mod[path[j]]
if not mod then
end
end
end
+
+
+section = luci.util.class()
+
+function section.__init__(self, scheme, co, st, c, s)
+ self.csection = co[s]
+ self.ssection = scheme.packages[c].sections[st]
+ self.cref = { c, s }
+ self.sref = { c, st }
+ self.scheme = scheme
+ self.config = co
+ self.type = luci.uvl.TYPE_SECTION
+end
+
+function section.cid(self)
+ return ( self.cref[1] or '?' ) .. '.' .. ( self.cref[2] or '?' )
+end
+
+function section.sid(self)
+ return ( self.sref[1] or '?' ) .. '.' .. ( self.sref[2] or '?' )
+end
+
+function section.values(self)
+ return self.csection
+end
+
+function section.section(self)
+ return self.ssection
+end
+
+function section.variables(self)
+ local v = { }
+ if self.scheme.packages[self.sref[1]].variables[self.sref[2]] then
+ for o, _ in pairs(
+ self.scheme.packages[self.sref[1]].variables[self.sref[2]]
+ ) do
+ table.insert( v, luci.uvl.option(
+ self.scheme, self.config, self.sref[2],
+ self.cref[1], self.cref[2], o
+ ) )
+ end
+ end
+ return v
+end
+
+
+option = luci.util.class()
+
+function option.__init__(self, scheme, co, st, c, s, o)
+ self.coption = co[s] and co[s][o] or nil
+ self.soption = scheme.packages[c].variables[st][o]
+ self.cref = { c, s, o }
+ self.sref = { c, st, o }
+ self.scheme = scheme
+ self.config = co
+ self.type = luci.uvl.TYPE_OPTION
+end
+
+function option.cid(self)
+ return ( self.cref[1] or '?' ) .. '.' ..
+ ( self.cref[2] or '?' ) .. '.' ..
+ ( self.cref[3] or '?' )
+end
+
+function option.sid(self)
+ return ( self.sref[1] or '?' ) .. '.' ..
+ ( self.sref[2] or '?' ) .. '.' ..
+ ( self.sref[3] or '?' )
+end
+
+function option.value(self)
+ return self.coption
+end
+
+function option.option(self)
+ return self.soption
+end
--[[
-UCI Validation Layer - Main Library
+UCI Validation Layer - Dependency helper
(c) 2008 Jo-Philipp Wich <xm@leipzig.freifunk.net>
(c) 2008 Steven Barth <steven@midlink.org>
elseif #ref == 2 and c then
ref = { c, unpack(ref) }
elseif #ref ~= 3 then
- print("INVALID REFERENCE: "..#ref, c, s, o)
ref = nil
end
return ref
end
-function check_dependency( self, uci, conf, sect, optn, nodeps, section2 )
+function check( self, object, nodeps )
--- print( "Depency check: ", conf .. '.' .. sect .. ( optn and '.' .. optn or '' ) )
-
- local key = conf .. '.' .. sect .. ( optn and '.' .. optn or '' )
- if not self.beenthere[key] then
- self.beenthere[key] = true
+ if not self.beenthere[object:cid()] then
+ self.beenthere[object:cid()] = true
else
- print("CIRCULAR DEPENDENCY!")
- return false, "Recursive depency detected"
+ return false, "Recursive dependency for '" .. object:sid() .. "' found"
end
- -- check for config
- if not self.packages[conf] then self:read_scheme(conf) end
- local item = self.packages[conf]
-
- -- check for section
- if sect then
- item = _assert( self:_scheme_section( uci, conf, sect ) or self:_scheme_section( uci, conf, section2 ),
- "Unknown section '%s' in scheme '%s' requested",
- sect or '<nil>', conf or '<nil>' )
-
- -- check for option
- if optn then
- item = _assert( self:_scheme_option( uci, conf, sect, optn ) or
- self:_scheme_option( uci, conf, section2, optn ),
- "Unknown variable '%s' in scheme '%s', section '%s' requested",
- optn or '<nil>', conf or '<nil>', sect or '<nil>' )
- end
- end
+ local item = object.type == luci.uvl.TYPE_SECTION
+ and object:section() or object:option()
if item.depends then
local ok = false
local valid, err
for _, dep in ipairs(item.depends) do
- --print("DEP:",luci.util.serialize_data(dep))
-
local subcondition = true
-
for k, v in pairs(dep) do
-- XXX: better error
- local ref = _assert( _parse_reference(k,conf,sect,optn),
- "Ambiguous dependency reference '" .. k .. "' given" )
+ local ref = _parse_reference( k, unpack(object.cref) )
+
+ if not ref then
+ return false, "Ambiguous dependency reference '" .. k ..
+ "' for object '" .. object:sid() .. "' given"
+ end
+
+ local option = luci.uvl.option(
+ self, object.config,
+ object.config[ref[2]]
+ and object.config[ref[2]]['.type']
+ or object.sref[2],
+ ref[1], ref[2], ref[3]
+ )
- -- XXX: true -> nodeps
- valid, err = self:validate_option(ref[1], ref[2], ref[3], uci, true, section2)
+ valid, err = self:_validate_option( option, true )
if valid then
- --print("CHK:",uci[ref[2]][ref[3]],v,unpack(ref))
if not (
- ( type(v) == "boolean" and uci[ref[2]][ref[3]] ) or
- ( ref[3] and uci[ref[2]][ref[3]] ) == v
+ ( type(v) == "boolean" and object.config[ref[2]][ref[3]] ) or
+ ( ref[3] and object.config[ref[2]][ref[3]] ) == v
) then
subcondition = false
err = type(v) ~= "boolean"
- and "Option '" .. table.concat( ref, "." ) .. "' doesn't match requested type '" .. v .. '"'
- or "Option '" .. table.concat( ref, "." ) .. "' has no value"
+ and "Option '" .. table.concat( ref, "." ) ..
+ "' doesn't match requested value '" .. v .. '"'
+ or "Option '" .. table.concat( ref, "." ) ..
+ "' has no value"
break
end
end
if subcondition then
--- print( " -> Success (condition matched)\n" )
return true
end
end
--- print( " -> Failed\n" )
return false, err
end
--- print( " -> Success (no depends)\n" )
return true
end
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