247 lines
8 KiB
Bash
Executable file
247 lines
8 KiB
Bash
Executable file
#!/bin/bash
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# Authentication and authorization and IETF NACM
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# External NACM file
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# See RFC 8341 A.2
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# But replaced ietf-netconf-monitoring with *
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APPNAME=example
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# include err() and new() functions and creates $dir
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. ./lib.sh
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cfg=$dir/conf_yang.xml
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fyang=$dir/test.yang
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fyangerr=$dir/err.yang
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nacmfile=$dir/nacmfile
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# Note filter out example_backend_nacm.so in CLICON_BACKEND_REGEXP below
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cat <<EOF > $cfg
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<config>
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<CLICON_CONFIGFILE>$cfg</CLICON_CONFIGFILE>
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<CLICON_YANG_DIR>/usr/local/share/example/yang</CLICON_YANG_DIR>
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<CLICON_CLISPEC_DIR>/usr/local/lib/$APPNAME/clispec</CLICON_CLISPEC_DIR>
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<CLICON_BACKEND_DIR>/usr/local/lib/$APPNAME/backend</CLICON_BACKEND_DIR>
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<CLICON_BACKEND_REGEXP>example_backend.so$</CLICON_BACKEND_REGEXP>
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<CLICON_RESTCONF_DIR>/usr/local/lib/$APPNAME/restconf</CLICON_RESTCONF_DIR>
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<CLICON_CLI_DIR>/usr/local/lib/$APPNAME/cli</CLICON_CLI_DIR>
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<CLICON_CLI_MODE>$APPNAME</CLICON_CLI_MODE>
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<CLICON_SOCK>/usr/local/var/$APPNAME/$APPNAME.sock</CLICON_SOCK>
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<CLICON_BACKEND_PIDFILE>/usr/local/var/$APPNAME/$APPNAME.pidfile</CLICON_BACKEND_PIDFILE>
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<CLICON_CLI_GENMODEL_COMPLETION>1</CLICON_CLI_GENMODEL_COMPLETION>
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<CLICON_XMLDB_DIR>/usr/local/var/$APPNAME</CLICON_XMLDB_DIR>
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<CLICON_XMLDB_PLUGIN>/usr/local/lib/xmldb/text.so</CLICON_XMLDB_PLUGIN>
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<CLICON_RESTCONF_PRETTY>false</CLICON_RESTCONF_PRETTY>
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<CLICON_NACM_MODE>external</CLICON_NACM_MODE>
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<CLICON_NACM_FILE>$nacmfile</CLICON_NACM_FILE>
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</config>
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EOF
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cat <<EOF > $fyang
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module $APPNAME{
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prefix ex;
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container authentication {
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description "Example code for enabling www basic auth and some example
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users";
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leaf basic_auth{
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description "Basic user / password authentication as in HTTP basic auth";
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type boolean;
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default true;
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}
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list auth {
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description "user / password entries. Valid if basic_auth=true";
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key user;
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leaf user{
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description "User name";
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type string;
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}
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leaf password{
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description "Password";
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type string;
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}
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}
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}
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leaf x{
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type int32;
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description "something to edit";
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}
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container state {
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config false;
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description "state data for example application";
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leaf-list op {
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type string;
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}
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}
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}
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EOF
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cat <<EOF > $nacmfile
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<nacm>
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<enable-nacm>true</enable-nacm>
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<read-default>deny</read-default>
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<write-default>deny</write-default>
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<exec-default>deny</exec-default>
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<groups>
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<group>
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<name>admin</name>
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<user-name>admin</user-name>
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<user-name>adm1</user-name>
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</group>
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<group>
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<name>limited</name>
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<user-name>wilma</user-name>
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<user-name>bam-bam</user-name>
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</group>
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<group>
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<name>guest</name>
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<user-name>guest</user-name>
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<user-name>guest@example.com</user-name>
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</group>
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</groups>
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<rule-list>
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<name>guest-acl</name>
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<group>guest</group>
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<rule>
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<name>deny-ncm</name>
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<module-name>*</module-name>
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<access-operations>*</access-operations>
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<action>deny</action>
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<comment>
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Do not allow guests any access to any information.
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</comment>
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</rule>
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</rule-list>
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<rule-list>
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<name>limited-acl</name>
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<group>limited</group>
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<rule>
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<name>permit-get</name>
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<rpc-name>get</rpc-name>
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<module-name>*</module-name>
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<access-operations>exec</access-operations>
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<action>permit</action>
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<comment>
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Allow get
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</comment>
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</rule>
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<rule>
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<name>permit-get-config</name>
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<rpc-name>get-config</rpc-name>
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<module-name>*</module-name>
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<access-operations>exec</access-operations>
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<action>permit</action>
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<comment>
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Allow get-config
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</comment>
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</rule>
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</rule-list>
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<rule-list>
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<name>admin-acl</name>
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<group>admin</group>
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<rule>
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<name>permit-all</name>
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<module-name>*</module-name>
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<access-operations>*</access-operations>
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<action>permit</action>
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<comment>
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Allow the 'admin' group complete access to all operations and data.
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</comment>
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</rule>
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</rule-list>
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</nacm>
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EOF
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# kill old backend (if any)
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new "kill old backend -zf $cfg -y $fyang"
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sudo clixon_backend -zf $cfg -y $fyang
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if [ $? -ne 0 ]; then
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err
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fi
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sleep 1
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new "start backend -s init -f $cfg -y $fyang"
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# start new backend
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sudo $clixon_backend -s init -f $cfg -y $fyang
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if [ $? -ne 0 ]; then
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err
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fi
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sleep 1
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new "kill old restconf daemon"
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sudo pkill -u www-data clixon_restconf
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new "start restconf daemon (-a is enable http basic auth)"
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sudo start-stop-daemon -S -q -o -b -x /www-data/clixon_restconf -d /www-data -c www-data -- -f $cfg -y $fyang -- -a
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sleep 1
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new "restconf DELETE whole datastore"
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expecteq "$(curl -u adm1:bar -sS -X DELETE http://localhost/restconf/data)" ""
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new2 "auth get"
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expecteq "$(curl -u adm1:bar -sS -X GET http://localhost/restconf/data/state)" '{"state": {"op": "42"}}
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'
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new "Set x to 0"
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expecteq "$(curl -u adm1:bar -sS -X PUT -d '{"x": 0}' http://localhost/restconf/data/x)" ""
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new2 "auth get (no user: access denied)"
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expecteq "$(curl -sS -X GET -H \"Accept:\ application/yang-data+json\" http://localhost/restconf/data)" '{"ietf-restconf:errors" : {"error": {"error-tag": "access-denied","error-type": "protocol","error-severity": "error","error-message": "The requested URL was unauthorized"}}}
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'
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new2 "auth get (wrong passwd: access denied)"
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expecteq "$(curl -u adm1:foo -sS -X GET http://localhost/restconf/data)" '{"ietf-restconf:errors" : {"error": {"error-tag": "access-denied","error-type": "protocol","error-severity": "error","error-message": "The requested URL was unauthorized"}}}
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'
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new2 "auth get (access)"
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expecteq "$(curl -u adm1:bar -sS -X GET http://localhost/restconf/data/x)" '{"x": 0}
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'
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new2 "admin get nacm"
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expecteq "$(curl -u adm1:bar -sS -X GET http://localhost/restconf/data/x)" '{"x": 0}
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'
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new2 "limited get nacm"
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expecteq "$(curl -u wilma:bar -sS -X GET http://localhost/restconf/data/x)" '{"x": 0}
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'
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new2 "guest get nacm"
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expecteq "$(curl -u guest:bar -sS -X GET http://localhost/restconf/data/x)" '{"ietf-restconf:errors" : {"error": {"error-tag": "access-denied","error-type": "protocol","error-severity": "error","error-message": "The requested URL was unauthorized"}}}
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'
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new "admin edit nacm"
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expecteq "$(curl -u adm1:bar -sS -X PUT -d '{"x": 1}' http://localhost/restconf/data/x)" ""
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new2 "limited edit nacm"
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expecteq "$(curl -u wilma:bar -sS -X PUT -d '{"x": 2}' http://localhost/restconf/data/x)" '{"ietf-restconf:errors" : {"error": {"error-tag": "access-denied","error-type": "protocol","error-severity": "error","error-message": "default deny"}}}
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'
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new2 "guest edit nacm"
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expecteq "$(curl -u guest:bar -sS -X PUT -d '{"x": 3}' http://localhost/restconf/data/x)" '{"ietf-restconf:errors" : {"error": {"error-tag": "access-denied","error-type": "protocol","error-severity": "error","error-message": "The requested URL was unauthorized"}}}
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'
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new "cli show conf as admin"
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expectfn "$clixon_cli -1 -U adm1 -l o -f $cfg -y $fyang show conf" 0 "^x 1;$"
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new "cli show conf as limited"
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expectfn "$clixon_cli -1 -U wilma -l o -f $cfg -y $fyang show conf" 0 "^x 1;$"
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new "cli show conf as guest"
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expectfn "$clixon_cli -1 -U guest -l o -f $cfg -y $fyang show conf" 255 "protocol access-denied"
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new "cli rpc as admin"
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expectfn "$clixon_cli -1 -U adm1 -l o -f $cfg -y $fyang rpc ipv4" 0 "<next-hop-list>2.3.4.5</next-hop-list>"
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new "cli rpc as limited"
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expectfn "$clixon_cli -1 -U wilma -l o -f $cfg -y $fyang rpc ipv4" 255 "protocol access-denied default deny"
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new "cli rpc as guest"
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expectfn "$clixon_cli -1 -U guest -l o -f $cfg -y $fyang rpc ipv4" 255 "protocol access-denied access denied"
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new "Kill restconf daemon"
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sudo pkill -u www-data clixon_restconf
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new "Kill backend"
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pid=`pgrep clixon_backend`
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if [ -z "$pid" ]; then
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err "backend already dead"
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fi
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# kill backend
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sudo clixon_backend -zf $cfg
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if [ $? -ne 0 ]; then
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err "kill backend"
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fi
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rm -rf $dir
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