Merge branch 'nosec-specify-rule' of github.com:jonmcclintock/gas into nosec-specify-rule

rulelist.go

@@ -0,0 +1,97 @@
+// (c) Copyright 2016 Hewlett Packard Enterprise Development LP
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package main
+
+import (
+	"go/ast"
+
+	gas "github.com/GoASTScanner/gas/core"
+	"github.com/GoASTScanner/gas/rules"
+)
+
+type RuleInfo struct {
+	id          string
+	description string
+	build       func(string, map[string]interface{}) (gas.Rule, []ast.Node)
+}
+
+// GetFullRuleList get the full list of all rules available to GAS
+func GetFullRuleList() map[string]RuleInfo {
+	rules := []RuleInfo{
+		// misc
+		RuleInfo{"G101", "Look for hardcoded credentials", rules.NewHardcodedCredentials},
+		RuleInfo{"G102", "Bind to all interfaces", rules.NewBindsToAllNetworkInterfaces},
+		RuleInfo{"G103", "Audit the use of unsafe block", rules.NewUsingUnsafe},
+		RuleInfo{"G104", "Audit errors not checked", rules.NewNoErrorCheck},
+		RuleInfo{"G105", "Audit the use of big.Exp function", rules.NewUsingBigExp},
+
+		// injection
+		RuleInfo{"G201", "SQL query construction using format string", rules.NewSqlStrFormat},
+		RuleInfo{"G202", "SQL query construction using string concatenation", rules.NewSqlStrConcat},
+		RuleInfo{"G203", "Use of unescaped data in HTML templates", rules.NewTemplateCheck},
+		RuleInfo{"G204", "Audit use of command execution", rules.NewSubproc},
+
+		// filesystem
+		RuleInfo{"G301", "Poor file permissions used when creating a directory", rules.NewMkdirPerms},
+		RuleInfo{"G302", "Poor file permisions used when creation file or using chmod", rules.NewFilePerms},
+		RuleInfo{"G303", "Creating tempfile using a predictable path", rules.NewBadTempFile},
+
+		// crypto
+		RuleInfo{"G401", "Detect the usage of DES, RC4, or MD5", rules.NewUsesWeakCryptography},
+		RuleInfo{"G402", "Look for bad TLS connection settings", rules.NewIntermediateTlsCheck},
+		RuleInfo{"G403", "Ensure minimum RSA key length of 2048 bits", rules.NewWeakKeyStrength},
+		RuleInfo{"G404", "Insecure random number source (rand)", rules.NewWeakRandCheck},
+
+		// blacklist
+		RuleInfo{"G501", "Import blacklist: crypto/md5", rules.NewBlacklist_crypto_md5},
+		RuleInfo{"G502", "Import blacklist: crypto/des", rules.NewBlacklist_crypto_des},
+		RuleInfo{"G503", "Import blacklist: crypto/rc4", rules.NewBlacklist_crypto_rc4},
+		RuleInfo{"G504", "Import blacklist: net/http/cgi", rules.NewBlacklist_net_http_cgi},
+	}
+	ruleMap := make(map[string]RuleInfo)
+	for _, v := range rules {
+		ruleMap[v.id] = v
+	}
+	return ruleMap
+}
+
+func AddRules(analyzer *gas.Analyzer, conf map[string]interface{}) {
+	var all map[string]RuleInfo
+
+	inc := conf["include"].([]string)
+	exc := conf["exclude"].([]string)
+
+	// add included rules
+	if len(inc) == 0 {
+		all = GetFullRuleList()
+	} else {
+		all = map[string]RuleInfo{}
+		tmp := GetFullRuleList()
+		for _, v := range inc {
+			if val, ok := tmp[v]; ok {
+				all[v] = val
+			}
+		}
+	}
+
+	// remove excluded rules
+	for _, v := range exc {
+		delete(all, v)
+	}
+
+	for k, v := range all {
+		analyzer.AddRule(v.build(k, conf))
+	}
+}