fix: prohibit concurrent read/write

Bumps [github.com/sparetimecoders/goamqp](https://github.com/sparetimecoders/goamqp) from 0.2.0 to 0.2.1.
- [Release notes](https://github.com/sparetimecoders/goamqp/releases)
- [Commits](https://github.com/sparetimecoders/goamqp/compare/v0.2.0...v0.2.1)

.gitlab-ci.yml

@@ -1,7 +1,7 @@
 include:
 - template: 'Workflows/MergeRequest-Pipelines.gitlab-ci.yml'
 
-image: golang:1.20.4
+image: golang:1.21.5
 
 stages:
 - deps
@@ -42,7 +42,7 @@ test:
 
 vulnerabilities:
   stage: test
-  image: golang:1.20.4
+  image: golang:1.21.5
   script:
   - go install golang.org/x/vuln/cmd/govulncheck@latest
   - govulncheck ./...
@@ -53,10 +53,10 @@ prepare_release:
   before_script:
   - npm install -g conventional-changelog-cli
   script:
-  - echo "DESCRIPTION=$(conventional-changelog -p conventionalcommits)" > variables.env
+  - conventional-changelog -p conventionalcommits > ./release.description
   artifacts:
-    reports:
+    paths:
-      dotenv: variables.env
+    - release.description
   rules:
   - if: $CI_COMMIT_TAG
 
@@ -70,6 +70,6 @@ release:
   - echo "Running release_job for $TAG"
   release:
     tag_name: '$CI_COMMIT_TAG'
-    description: '$DESCRIPTION'
+    description: ./release.description
   rules:
   - if: $CI_COMMIT_TAG

.golangci.yml

@@ -0,0 +1,2 @@
+run:
+  allow-parallel-runners: true

.pre-commit-config.yaml

@@ -10,19 +10,15 @@ repos:
     args:
     - --allow-multiple-documents
   - id: check-added-large-files
-- repo: https://github.com/jumanjihouse/pre-commit-hooks
-  rev: 3.0.0
-  hooks:
-  - id: markdownlint
 - repo: https://gitlab.com/devopshq/gitlab-ci-linter
-  rev: v1.0.3
+  rev: v1.0.5
   hooks:
   - id: gitlab-ci-linter
     args:
     - --project
     - unboundsoftware/shiny/authz_client
 - repo: https://github.com/alessandrojcm/commitlint-pre-commit-hook
-  rev: v9.3.0
+  rev: v9.5.0
   hooks:
   - id: commitlint
     stages: [ commit-msg ]
@@ -39,5 +35,8 @@ repos:
   rev: v0.0.1
   hooks:
   - id: go-test
-  - id: golangci-lint
   - id: gofumpt
+- repo: https://github.com/golangci/golangci-lint
+  rev: v1.54.2
+  hooks:
+  - id: golangci-lint

client.go

@@ -6,6 +6,7 @@ import (
 	"io"
 	"net/http"
 	"reflect"
+	"sync"
 
 	"github.com/sparetimecoders/goamqp"
 )
@@ -23,6 +24,7 @@ type CompanyPrivileges struct {
 
 // PrivilegeHandler processes PrivilegeAdded-events and fetches the initial set of privileges from an authz-service
 type PrivilegeHandler struct {
+	*sync.RWMutex
 	client     *http.Client
 	baseURL    string
 	privileges map[string]map[string]*CompanyPrivileges
@@ -41,6 +43,7 @@ func WithBaseURL(url string) OptsFunc {
 // New creates a new PrivilegeHandler. Pass OptsFuncs to configure.
 func New(opts ...OptsFunc) *PrivilegeHandler {
 	handler := &PrivilegeHandler{
+		RWMutex:    &sync.RWMutex{},
 		client:     &http.Client{},
 		baseURL:    "http://authz-service",
 		privileges: map[string]map[string]*CompanyPrivileges{},
@@ -63,6 +66,8 @@ func (h *PrivilegeHandler) Fetch() error {
 		return err
 	}
 
+	h.RLock()
+	defer h.RUnlock()
 	err = json.Unmarshal(buff, &h.privileges)
 	if err != nil {
 		return err
@@ -77,6 +82,8 @@ func (h *PrivilegeHandler) Process(msg interface{}, _ goamqp.Headers) (interface
 		if priv, exists := h.privileges[ev.Email]; exists {
 			priv[ev.CompanyID] = &CompanyPrivileges{}
 		} else {
+			h.Lock()
+			defer h.Unlock()
 			h.privileges[ev.Email] = map[string]*CompanyPrivileges{
 				ev.CompanyID: {},
 			}
@@ -84,13 +91,19 @@ func (h *PrivilegeHandler) Process(msg interface{}, _ goamqp.Headers) (interface
 		return nil, nil
 	case *UserRemoved:
 		if priv, exists := h.privileges[ev.Email]; exists {
+			h.Lock()
+			defer h.Unlock()
 			delete(priv, ev.CompanyID)
 		}
 		return nil, nil
 	case *PrivilegeAdded:
+		h.Lock()
+		defer h.Unlock()
 		h.setPrivileges(ev.Email, ev.CompanyID, ev.Privilege, true)
 		return nil, nil
 	case *PrivilegeRemoved:
+		h.Lock()
+		defer h.Unlock()
 		h.setPrivileges(ev.Email, ev.CompanyID, ev.Privilege, false)
 		return nil, nil
 	default:
@@ -130,6 +143,8 @@ func (h *PrivilegeHandler) setPrivileges(email, companyId string, privilege Priv
 
 // CompaniesByUser return a slice of company ids matching the provided email and predicate func
 func (h *PrivilegeHandler) CompaniesByUser(email string, predicate func(privileges CompanyPrivileges) bool) []string {
+	h.RLock()
+	defer h.RUnlock()
 	var result []string
 	if p, exists := h.privileges[email]; exists {
 		for k, v := range p {
@@ -143,6 +158,8 @@ func (h *PrivilegeHandler) CompaniesByUser(email string, predicate func(privileg
 
 // IsAllowed return true if the provided predicate return true for the privileges matching the provided email and companyID, return false otherwise
 func (h *PrivilegeHandler) IsAllowed(email, companyID string, predicate func(privileges CompanyPrivileges) bool) bool {
+	h.RLock()
+	defer h.RUnlock()
 	if p, exists := h.privileges[email]; exists {
 		if v, exists := p[companyID]; exists {
 			return predicate(*v)

go.mod

@@ -1,17 +1,17 @@
 module gitlab.com/unboundsoftware/shiny/authz_client
 
-go 1.19
+go 1.21
 
 require (
-	github.com/sparetimecoders/goamqp v0.1.4
+	github.com/sparetimecoders/goamqp v0.2.1
-	github.com/stretchr/testify v1.8.2
+	github.com/stretchr/testify v1.8.4
 )
 
 require (
 	github.com/davecgh/go-spew v1.1.1 // indirect
-	github.com/google/uuid v1.3.0 // indirect
+	github.com/google/uuid v1.5.0 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
-	github.com/rabbitmq/amqp091-go v1.8.1 // indirect
+	github.com/rabbitmq/amqp091-go v1.9.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )

go.sum

@@ -1,8 +1,8 @@
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
-github.com/google/uuid v1.3.0 h1:t6JiXgmwXMjEs8VusXIJk2BXHsn+wx8BZdTaoZ5fu7I=
+github.com/google/uuid v1.5.0 h1:1p67kYwdtXjb0gL0BPiP1Av9wiZPo5A8z2cWkTZ+eyU=
-github.com/google/uuid v1.3.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
+github.com/google/uuid v1.5.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/kr/pretty v0.1.0 h1:L/CwN0zerZDmRFUapSPitk6f+Q3+0za1rQkzVuMiMFI=
 github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
 github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
@@ -12,17 +12,16 @@ github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
-github.com/rabbitmq/amqp091-go v1.8.1 h1:RejT1SBUim5doqcL6s7iN6SBmsQqyTgXb1xMlH0h1hA=
+github.com/rabbitmq/amqp091-go v1.9.0 h1:qrQtyzB4H8BQgEuJwhmVQqVHB9O4+MNDJCCAcpc3Aoo=
-github.com/rabbitmq/amqp091-go v1.8.1/go.mod h1:+jPrT9iY2eLjRaMSRHUhc3z14E/l85kv/f+6luSD3pc=
+github.com/rabbitmq/amqp091-go v1.9.0/go.mod h1:+jPrT9iY2eLjRaMSRHUhc3z14E/l85kv/f+6luSD3pc=
-github.com/sparetimecoders/goamqp v0.1.4 h1:zNvnCJYb5vraMx+OJCCuPIaXP8ub3Et15ff8ylZrPkY=
+github.com/sparetimecoders/goamqp v0.2.1 h1:zW1zL3xzjzVx3+ftJtvBwDKAdI9mCM8a3mcGbwAAezc=
-github.com/sparetimecoders/goamqp v0.1.4/go.mod h1:WUJIWrbwl6rWxbfQTsy/doY7yHQL55L7M89k7ry6ouU=
+github.com/sparetimecoders/goamqp v0.2.1/go.mod h1:/kywWTiRX6EjLKG4eKmoO3l6byh4ycyeYjOx7csf3z4=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
-github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpEOglKo=
 github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
-github.com/stretchr/testify v1.8.2 h1:+h33VjcLVPDHtOdpUCuF+7gSuG3yGIftsP1YvFihtJ8=
+github.com/stretchr/testify v1.8.4 h1:CcVxjf3Q8PM0mHUKJCdn+eZZtm5yQwehR5yeSVQQcUk=
-github.com/stretchr/testify v1.8.2/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
+github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
 go.uber.org/goleak v1.2.1 h1:NBol2c7O1ZokfZ0LEU9K6Whx/KnwvepVetCUhtKja4A=
 go.uber.org/goleak v1.2.1/go.mod h1:qlT2yGI9QafXHhZZLxlSuNsMw3FFLxBr+tBRlmO1xH4=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=