104 lines
4.2 KiB
Bash
Executable File
104 lines
4.2 KiB
Bash
Executable File
#!/usr/bin/env bash
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function error_handler() {
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>&2 echo "Exited with BAD EXIT CODE '${2}' in ${0} script at line: ${1}."
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exit "$2"
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}
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trap 'error_handler ${LINENO} $?' ERR
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set -o errtrace -o errexit -o nounset -o pipefail
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# this tests we can get a token from a public client and exchange it with a confidential client
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# so we can see what resources that user has access to
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# originally from https://medium.com/keycloak/keycloak-jwt-token-using-curl-post-72c9e791ba8c
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# btw, meta config endpoint: http://localhost:7002/realms/spiffworkflow/.well-known/openid-configuration
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# token exchange described at https://github.com/keycloak/keycloak-documentation/blob/main/securing_apps/topics/token-exchange/token-exchange.adoc
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# some UMA stuff at https://github.com/keycloak/keycloak-documentation/blob/main/authorization_services/topics/service-authorization-obtaining-permission.adoc,
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# though resource_set docs are elsewhere.
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# ./bin/get_token # uses ciuser1 ciuser1
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# ./bin/get_token ciadmin1 ciadmin1
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# ./bin/get_token repeat_form_user_1 repeat_form_user_1 # actually has permissions to the resource in this script
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# ./bin/get_token ciadmin1 ciadmin1 '%2Fprocess-models'
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HOSTNAME=localhost:7002
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REALM_NAME=spiffworkflow
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USERNAME=${1-ciuser1}
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PASSWORD=${2-ciuser1}
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URI_TO_TEST_AGAINST=${3-'%2Fprocess-models%2Fcategory_number_one%2Fprocess-model-with-repeating-form'}
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FRONTEND_CLIENT_ID=spiffworkflow-frontend
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BACKEND_CLIENT_ID=spiffworkflow-backend
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BACKEND_CLIENT_SECRET="JXeQExm0JhQPLumgHtIIqf52bDalHz0q" # noqa: S105
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SECURE=false
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BACKEND_BASIC_AUTH=$(echo -n "${BACKEND_CLIENT_ID}:${BACKEND_CLIENT_SECRET}" | base64)
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KEYCLOAK_URL=http://$HOSTNAME/realms/$REALM_NAME/protocol/openid-connect/token
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echo "Using Keycloak: $KEYCLOAK_URL"
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echo "realm: $REALM_NAME"
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echo "client-id: $FRONTEND_CLIENT_ID"
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echo "username: $USERNAME"
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echo "password: $PASSWORD"
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echo "secure: $SECURE"
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if [[ $SECURE = 'y' ]]; then
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INSECURE=
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else
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INSECURE=--insecure
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fi
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result=$(curl -s -X POST "$KEYCLOAK_URL" "$INSECURE" \
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-H "Content-Type: application/x-www-form-urlencoded" \
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-d "username=$USERNAME" \
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-d "password=$PASSWORD" \
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-d 'grant_type=password' \
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-d "client_id=$FRONTEND_CLIENT_ID" \
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)
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frontend_token=$(jq -r '.access_token' <<< "$result")
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result=$(curl -s -X POST "$KEYCLOAK_URL" "$INSECURE" \
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-H "Content-Type: application/x-www-form-urlencoded" \
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--data-urlencode 'grant_type=urn:ietf:params:oauth:grant-type:token-exchange' \
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-d "client_id=$BACKEND_CLIENT_ID" \
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-d "subject_token=${frontend_token}" \
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-H "Authorization: Basic $BACKEND_BASIC_AUTH" \
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-d "audience=${BACKEND_CLIENT_ID}" \
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)
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backend_token=$(jq -r '.access_token' <<< "$result")
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if [[ "$backend_token" != 'null' ]]; then
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echo "backend_token: $backend_token"
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echo "Getting resource set"
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# everything_resource_id='446bdcf4-a3bd-41c7-a0f8-67a225ba6b57'
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resource_result=$(curl -s "http://${HOSTNAME}/realms/spiffworkflow/authz/protection/resource_set?matchingUri=true&deep=true&max=-1&exactName=false&uri=${URI_TO_TEST_AGAINST}" -H "Authorization: Bearer $backend_token")
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# resource_result=$(curl -s "http://${HOSTNAME}/realms/spiffworkflow/authz/protection/resource_set?matchingUri=false&deep=true&max=-1&exactName=false&type=admin" -H "Authorization: Bearer $backend_token")
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resource_id_name_pairs=$(jq -r '.[] | "\(._id):\(.name)"' <<<"$resource_result" || echo '')
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if [[ -z "$resource_id_name_pairs" || "$resource_id_name_pairs" == "null" ]]; then
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>&2 echo "ERROR: Could not find the resource id from the result: ${resource_result}"
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exit 1
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fi
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echo $resource_id_name_pairs
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echo "Getting permissions"
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for resource_id_name_pair in $resource_id_name_pairs ; do
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resource_id=$(awk -F ':' '{print $1}' <<<"$resource_id_name_pair")
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resource_name=$(awk -F ':' '{print $2}' <<<"$resource_id_name_pair")
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echo "Checking $resource_name"
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curl -s -X POST "$KEYCLOAK_URL" "$INSECURE" \
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-H "Content-Type: application/x-www-form-urlencoded" \
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-H "Authorization: Basic $BACKEND_BASIC_AUTH" \
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-d "audience=${BACKEND_CLIENT_ID}" \
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--data-urlencode "grant_type=urn:ietf:params:oauth:grant-type:uma-ticket" \
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-d "permission=${resource_id}" \
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-d "subject_token=${backend_token}" \
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| jq .
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done
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else
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echo "Failed auth result: $result"
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fi
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