307 lines
10 KiB
Bash
Executable file
307 lines
10 KiB
Bash
Executable file
#!/usr/bin/env bash
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# Authentication and authorization and IETF NACM
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# NACM data node rules
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# The RFC 8341 examples in the appendix are very limited.
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# Here focus on datanode paths from a read perspective.
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# The limit user is used for this
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# The following shows a tree of the paths where permit/deny actions can be set:
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# read-default
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# module
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# /table
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# /table/parameters/parameter
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#
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# The test goes through all permutations and checks the expected behaviour
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#
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# Magic line must be first in script (see README.md)
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s="$_" ; . ./lib.sh || if [ "$s" = $0 ]; then exit 0; else return 0; fi
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APPNAME=example
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# Common NACM scripts
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. ./nacm.sh
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cfg=$dir/conf_yang.xml
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fyang=$dir/nacm-example.yang
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fyang2=$dir/nacm-example2.yang
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# Define default restconfig config: RESTCONFIG
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RESTCONFIG=$(restconf_config user false)
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if [ $? -ne 0 ]; then
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err1 "Error when generating certs"
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fi
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cat <<EOF > $cfg
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<clixon-config xmlns="http://clicon.org/config">
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<CLICON_CONFIGFILE>$cfg</CLICON_CONFIGFILE>
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<CLICON_YANG_DIR>${YANG_INSTALLDIR}</CLICON_YANG_DIR>
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<CLICON_YANG_DIR>$dir</CLICON_YANG_DIR>
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<CLICON_YANG_MAIN_FILE>$fyang</CLICON_YANG_MAIN_FILE>
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<CLICON_CLISPEC_DIR>/usr/local/lib/$APPNAME/clispec</CLICON_CLISPEC_DIR>
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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>$APPNAME</CLICON_CLI_MODE>
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<CLICON_SOCK>/usr/local/var/run/$APPNAME.sock</CLICON_SOCK>
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<CLICON_BACKEND_DIR>/usr/local/lib/$APPNAME/backend</CLICON_BACKEND_DIR>
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<CLICON_BACKEND_PIDFILE>/usr/local/var/run/$APPNAME.pidfile</CLICON_BACKEND_PIDFILE>
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<CLICON_XMLDB_DIR>/usr/local/var/$APPNAME</CLICON_XMLDB_DIR>
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<CLICON_NACM_MODE>internal</CLICON_NACM_MODE>
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<CLICON_NACM_DISABLED_ON_EMPTY>true</CLICON_NACM_DISABLED_ON_EMPTY>
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$RESTCONFIG
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</clixon-config>
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EOF
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cat <<EOF > $fyang
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module nacm-example{
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yang-version 1.1;
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namespace "urn:example:nacm";
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prefix ex;
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import ietf-netconf-acm {
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prefix nacm;
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}
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import nacm-example2 {
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prefix ex2;
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}
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container table{
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presence "Tests rely on empty table";
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container parameters{
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list parameter{
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key name;
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leaf name{
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type string;
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}
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leaf value{
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type string;
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}
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}
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}
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}
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container other{
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leaf value{
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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 > $fyang2
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module nacm-example2{
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yang-version 1.1;
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namespace "urn:example:nacm2";
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prefix ex2;
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container other2{
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leaf value{
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type string;
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}
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}
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}
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EOF
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RULES=$(cat <<EOF
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<nacm xmlns="urn:ietf:params:xml:ns:yang:ietf-netconf-acm">
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<enable-nacm>false</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>permit</exec-default>
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$NGROUPS
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<rule-list>
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<name>limited-acl</name>
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<group>limited</group>
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<rule>
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<name>parameter</name>
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<module-name>*</module-name>
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<access-operations>read</access-operations>
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<path xmlns:ex="urn:example:nacm">/ex:table/ex:parameters/ex:parameter</path>
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<action>permit</action>
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</rule>
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<rule>
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<name>table</name>
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<module-name>*</module-name>
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<access-operations>read</access-operations>
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<path xmlns:ex="urn:example:nacm">/ex:table</path>
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<action>permit</action>
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</rule>
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<rule>
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<name>module</name>
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<module-name>nacm-example</module-name>
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<access-operations>read</access-operations>
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<action>permit</action>
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</rule>
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</rule-list>
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$NADMIN
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</nacm>
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EOF
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)
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CONFIG=$(cat <<EOF
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<table xmlns="urn:example:nacm">
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<parameters>
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<parameter>
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<name>a</name>
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<value>72</value>
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</parameter>
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</parameters>
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</table>
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<other xmlns="urn:example:nacm">
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<value>99</value>
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</other>
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<other2 xmlns="urn:example:nacm2">
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<value>88</value>
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</other2>
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EOF
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)
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#
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# Arguments, permit/deny on different levels:
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# Configs (permit/deny):
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# - read-default
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# - module as a whole
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# - table: root symbol
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# - param: sub symbol
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# Tests, epxect true/false:
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# - read other module
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# - read other in same module
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# - read table
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# - read parameter
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function testrun(){
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readdefault=$1
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module=$2
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table=$3
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parameter=$4
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test1=$5
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test2=$6
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test3=$7
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test4=$8
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new "read-default:$readdefault module:$module table:$table parameter:$parameter"
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new "set read-default $readdefault"
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expectpart "$(curl -u andy:bar $CURLOPTS -X PUT -H "Content-Type: application/yang-data+json" $RCPROTO://localhost/restconf/data/ietf-netconf-acm:nacm/read-default -d "{\"ietf-netconf-acm:read-default\":\"$readdefault\"}" )" 0 "HTTP/$HVER 204"
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new "set module rule $module"
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expectpart "$(curl -u andy:bar $CURLOPTS -X PUT -H "Content-Type: application/yang-data+json" $RCPROTO://localhost/restconf/data/ietf-netconf-acm:nacm/rule-list=limited-acl/rule=module/action -d "{\"ietf-netconf-acm:action\":\"$module\"}" )" 0 "HTTP/$HVER 204"
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new "set table rule $table"
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expectpart "$(curl -u andy:bar $CURLOPTS -X PUT -H "Content-Type: application/yang-data+json" $RCPROTO://localhost/restconf/data/ietf-netconf-acm:nacm/rule-list=limited-acl/rule=table/action -d "{\"ietf-netconf-acm:action\":\"$table\"}" )" 0 "HTTP/$HVER 204"
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new "set parameter rule $parameter"
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expectpart "$(curl -u andy:bar $CURLOPTS -X PUT -H "Content-Type: application/yang-data+json" $RCPROTO://localhost/restconf/data/ietf-netconf-acm:nacm/rule-list=limited-acl/rule=parameter/action -d "{\"ietf-netconf-acm:action\":\"$parameter\"}" )" 0 "HTTP/$HVER 204"
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#--------------- Here check
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new "get other module"
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if $test1; then
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expectpart "$(curl -u wilma:bar $CURLOPTS -X GET $RCPROTO://localhost/restconf/data/nacm-example2:other2/value)" 0 "HTTP/$HVER 200" '{"nacm-example2:value":"88"}'
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else
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expectpart "$(curl -u wilma:bar $CURLOPTS -X GET $RCPROTO://localhost/restconf/data/nacm-example2:other2/value)" 0 "HTTP/$HVER 404" '{"ietf-restconf:errors":{"error":{"error-type":"application","error-tag":"invalid-value","error-severity":"error","error-message":"Instance does not exist"}}}'
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fi
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new "get other in same module"
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if $test2; then
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expectpart "$(curl -u wilma:bar $CURLOPTS -X GET $RCPROTO://localhost/restconf/data/nacm-example:other/value)" 0 "HTTP/$HVER 200" '{"nacm-example:value":"99"}'
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else
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expectpart "$(curl -u wilma:bar $CURLOPTS -X GET $RCPROTO://localhost/restconf/data/nacm-example:other/value)" 0 "HTTP/$HVER 404" '{"ietf-restconf:errors":{"error":{"error-type":"application","error-tag":"invalid-value","error-severity":"error","error-message":"Instance does not exist"}}}'
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fi
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new "get table"
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if $test3; then
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expectpart "$(curl -u wilma:bar $CURLOPTS -X GET $RCPROTO://localhost/restconf/data/nacm-example:table?depth=1)" 0 "HTTP/$HVER 200" '{"nacm-example:table":{}}'
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else
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expectpart "$(curl -u wilma:bar $CURLOPTS -X GET $RCPROTO://localhost/restconf/data/nacm-example:table?depth=1)" 0 "HTTP/$HVER 404" '{"ietf-restconf:errors":{"error":{"error-type":"application","error-tag":"invalid-value","error-severity":"error","error-message":"Instance does not exist"}}}'
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fi
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new "get parameter"
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if $test4; then
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expectpart "$(curl -u wilma:bar $CURLOPTS -X GET $RCPROTO://localhost/restconf/data/nacm-example:table/parameters/parameter=a)" 0 "HTTP/$HVER 200" '{"nacm-example:parameter":\[{"name":"a","value":"72"}\]}'
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else
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expectpart "$(curl -u wilma:bar $CURLOPTS -X GET $RCPROTO://localhost/restconf/data/nacm-example:table/parameters/parameter=a)" 0 "HTTP/$HVER 404" '{"ietf-restconf:errors":{"error":{"error-type":"application","error-tag":"invalid-value","error-severity":"error","error-message":"Instance does not exist"}}}'
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fi
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} # testrun
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new "test params: -f $cfg"
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if [ $BE -ne 0 ]; then
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new "kill old backend"
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sudo clixon_backend -zf $cfg
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if [ $? -ne 0 ]; then
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err
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fi
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new "start backend -s init -f $cfg"
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start_backend -s init -f $cfg
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fi
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new "wait backend"
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wait_backend
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if [ $RC -ne 0 ]; then
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new "kill old restconf daemon"
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stop_restconf_pre
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new "start restconf daemon"
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start_restconf -f $cfg
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fi
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new "wait restconf"
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wait_restconf
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new "auth set authentication config"
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expecteof_netconf "$clixon_netconf -qf $cfg" 0 "$DEFAULTHELLO" "<rpc $DEFAULTNS><edit-config><target><candidate/></target><config>$RULES</config></edit-config></rpc>" "" "<rpc-reply $DEFAULTNS><ok/></rpc-reply>"
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new "set app config"
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expecteof_netconf "$clixon_netconf -qf $cfg" 0 "$DEFAULTHELLO" "<rpc $DEFAULTNS><edit-config><target><candidate/></target><config>$CONFIG</config></edit-config></rpc>" "" "<rpc-reply $DEFAULTNS><ok/></rpc-reply>"
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new "commit it"
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expecteof_netconf "$clixon_netconf -qf $cfg" 0 "$DEFAULTHELLO" "<rpc $DEFAULTNS><commit/></rpc>" "" "<rpc-reply $DEFAULTNS><ok/></rpc-reply>"
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new "enable nacm"
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expectpart "$(curl -u andy:bar $CURLOPTS -X PUT -H "Content-Type: application/yang-data+json" -d '{"ietf-netconf-acm:enable-nacm": true}' $RCPROTO://localhost/restconf/data/ietf-netconf-acm:nacm/enable-nacm)" 0 "HTTP/$HVER 204"
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#--------------- nacm enabled
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# config: def module table parameter
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# test: mod other table parameter
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# default deny
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testrun deny deny deny deny false false false false
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testrun deny deny deny permit false false false false
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testrun deny deny permit deny false false true false
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testrun deny deny permit permit false false true true
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testrun deny permit deny deny false true false false
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testrun deny permit deny permit false true false false
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testrun deny permit permit deny false true true false
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testrun deny permit permit permit false true true true
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# default permit
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testrun permit deny deny deny true false false false
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testrun permit deny deny permit true false false false
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testrun permit deny permit deny true false true false
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testrun permit deny permit permit true false true true
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testrun permit permit deny deny true true false false
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testrun permit permit deny permit true true false false
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testrun permit permit permit deny true true true false
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testrun permit permit permit permit true true true true
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if [ $RC -ne 0 ]; then
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new "Kill restconf daemon"
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stop_restconf
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fi
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if [ $BE -ne 0 ]; then # Bring your own backend
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new "Kill backend"
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# Check if premature kill
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pid=$(pgrep -u root -f 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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stop_backend -f $cfg
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fi
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rm -rf $dir
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new "endtest"
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endtest
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