Adds casbin as dependency as well as an ACL model and policy.

go.mod

@@ -3,6 +3,7 @@ module github.com/AYM1607/proglog
 go 1.16
 
 require (
+	github.com/casbin/casbin v1.9.1
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/golang/protobuf v1.4.3
 	github.com/gorilla/mux v1.8.0

go.sum

@@ -1,5 +1,9 @@
 cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
+github.com/Knetic/govaluate v3.0.1-0.20171022003610-9aa49832a739+incompatible h1:1G1pk05UrOh0NlF1oeaaix1x8XzrfjIDK47TY0Zehcw=
+github.com/Knetic/govaluate v3.0.1-0.20171022003610-9aa49832a739+incompatible/go.mod h1:r7JcOSlj0wfOMncg0iLm8Leh48TZaKVeNIfJntJ2wa0=
+github.com/casbin/casbin v1.9.1 h1:ucjbS5zTrmSLtH4XogqOG920Poe6QatdXtz1FEbApeM=
+github.com/casbin/casbin v1.9.1/go.mod h1:z8uPsfBJGUsnkagrt3G8QvjgTKFMBJ32UP8HpZllfog=
 github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
 github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
 github.com/cncf/udpa/go v0.0.0-20191209042840-269d4d468f6f/go.mod h1:M8M6+tZqaGXZJjfX53e64911xZQV5JYwmTeXPW+k8Sc=

test/model.conf

@@ -0,0 +1,15 @@
+# Request definition
+[request_definition]
+r = sub, obj, act
+
+# Policy definition
+[policy_definition]
+p = sub, obj, act
+
+# Policy effect
+[policy_effect]
+e = some(where (p.eft == allow))
+
+# Matchers
+[matchers]
+m = r.sub == p.sub && r.obj == p.obj && r.act == p.act

test/policy.csv

@@ -0,0 +1,2 @@
+p, root, *, produce
+p, root, *, consume