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Add tests, docs and update Dockerfile
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Adam Talbot
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Jun 17, 2018
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,13 +1,19 @@ | ||
| FROM golang:1.10.3-alpine as build | ||
| FROM golang:1.10.3 as build | ||
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| RUN apk add --no-cache git openssh ca-certificates | ||
| RUN wget -O - https://raw.githubusercontent.com/golang/dep/master/install.sh | sh | ||
| ARG DEP_VERSION=0.4.1 | ||
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| # install dep | ||
| RUN wget -O /usr/local/bin/dep https://github.com/golang/dep/releases/download/v${DEP_VERSION}/dep-linux-amd64 && \ | ||
| chmod +x /usr/local/bin/dep | ||
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| # add code | ||
| ADD . /go/src/github.com/thatsmrtalbot/k8s-vault-csr | ||
| WORKDIR /go/src/github.com/thatsmrtalbot/k8s-vault-csr | ||
| RUN dep ensure -vendor-only -v | ||
| RUN CGO_ENABLED=0 GOOS=linux go build -a -ldflags '-extldflags "-static"' -o /bin/k8s-vault-csr ./cmd/k8s-vault-csr | ||
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| FROM scratch | ||
| # vendor and build | ||
| RUN make bin/linux_amd64/k8s-vault-csr USE_DOCKER=0 VENDOR_ONLY=1 | ||
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| COPY --from=build /bin/k8s-vault-csr /bin/k8s-vault-csr | ||
| # final container | ||
| FROM scratch | ||
| COPY --from=build /go/src/github.com/thatsmrtalbot/k8s-vault-csr/bin/linux_amd64/k8s-vault-csr /bin/k8s-vault-csr | ||
| ENTRYPOINT [ "/bin/k8s-vault-csr" ] |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,61 @@ | ||
| apiVersion: v1 | ||
| kind: ServiceAccount | ||
| metadata: | ||
| name: kube-vault-signer | ||
| namespace: kube-system | ||
| --- | ||
| kind: ClusterRole | ||
| apiVersion: rbac.authorization.k8s.io/v1 | ||
| metadata: | ||
| name: kube-vault-signer | ||
| rules: | ||
| - apiGroups: | ||
| - certificates.k8s.io | ||
| resources: | ||
| - certificatesigningrequests | ||
| - certificatesigningrequests/status | ||
| verbs: | ||
| - get | ||
| - list | ||
| - watch | ||
| - patch | ||
| - update | ||
| --- | ||
| kind: CluterRoleBinding | ||
| apiVersion: rbac.authorization.k8s.io/v1beta1 | ||
| metadata: | ||
| name: kube-vault-signer | ||
| subjects: | ||
| - kind: ServiceAccount | ||
| name: kube-vault-signer | ||
| namespace: kube-system | ||
| roleRef: | ||
| kind: ClusterRole | ||
| name: kube-vault-signer | ||
| apiGroup: rbac.authorization.k8s.io | ||
| --- | ||
| apiVersion: apps/v1 | ||
| kind: Deployment | ||
| metadata: | ||
| name: kube-vault-signer | ||
| namespace: kube-system | ||
| labels: | ||
| k8s-app: kube-vault-signer | ||
| spec: | ||
| replicas: 1 | ||
| selector: | ||
| matchLabels: | ||
| k8s-app: kube-vault-signer | ||
| template: | ||
| metadata: | ||
| labels: | ||
| k8s-app: kube-vault-signer | ||
| spec: | ||
| serviceAccountName: kube-vault-signer | ||
| containers: | ||
| - name: kube-vault-signer | ||
| image: thatsmrtalbot/kube-vault-signer:0.0.1 | ||
| args: | ||
| - -vault-address=https://vault.example.com | ||
| - -use-kubernetes-auth=true | ||
| - -kubernetes-auth-role=kube-vault-signer |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,108 @@ | ||
| package token | ||
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| import ( | ||
| "context" | ||
| "testing" | ||
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| log "github.com/hashicorp/go-hclog" | ||
| "github.com/hashicorp/vault/api" | ||
| "github.com/hashicorp/vault/helper/logging" | ||
| "github.com/hashicorp/vault/http" | ||
| "github.com/hashicorp/vault/logical" | ||
| "github.com/hashicorp/vault/physical/inmem" | ||
| "github.com/hashicorp/vault/vault" | ||
| ) | ||
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| func TestRenewer(t *testing.T) { | ||
| // Set up vault | ||
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| logger := logging.NewVaultLogger(log.Trace) | ||
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| phys, err := inmem.NewInmem(nil, logger) | ||
| if err != nil { | ||
| t.Fatal(err) | ||
| return | ||
| } | ||
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| core, err := vault.NewCore(&vault.CoreConfig{ | ||
| Physical: phys, | ||
| LogicalBackends: map[string]logical.Factory{}, | ||
| DisableMlock: true, | ||
| }) | ||
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| if err != nil { | ||
| t.Fatal("error initializing core: ", err) | ||
| return | ||
| } | ||
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| init, err := core.Initialize(context.Background(), &vault.InitParams{ | ||
| BarrierConfig: &vault.SealConfig{ | ||
| SecretShares: 1, | ||
| SecretThreshold: 1, | ||
| }, | ||
| RecoveryConfig: nil, | ||
| }) | ||
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| if err != nil { | ||
| t.Fatal("error initializing core: ", err) | ||
| return | ||
| } | ||
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| if unsealed, err := core.Unseal(init.SecretShares[0]); err != nil { | ||
| t.Fatal("error unsealing core: ", err) | ||
| return | ||
| } else if !unsealed { | ||
| t.Fatal("vault shouldn't be sealed") | ||
| return | ||
| } | ||
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| ln, addr := http.TestServer(nil, core) | ||
| defer ln.Close() | ||
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| clientConfig := api.DefaultConfig() | ||
| clientConfig.Address = addr | ||
| client, err := api.NewClient(clientConfig) | ||
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| if err != nil { | ||
| t.Fatal("error initializing HTTP client: ", err) | ||
| return | ||
| } | ||
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| client.SetToken(init.RootToken) | ||
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| // Set token | ||
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| secret, err := client.Auth().Token().Create(&api.TokenCreateRequest{ | ||
| TTL: "3600", | ||
| }) | ||
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| if err != nil { | ||
| t.Fatal("error creating child token: ", err) | ||
| return | ||
| } | ||
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| client.SetToken(secret.Auth.ClientToken) | ||
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| // Test case | ||
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| renewer := NewRenewer(client, nil) | ||
| status, err := renewer.currentTokenStatus() | ||
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| if err != nil { | ||
| t.Errorf("error getting token status: %s", err) | ||
| } | ||
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| if !status.HasToken { | ||
| t.Error("no token") | ||
| } | ||
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| if status.Expired { | ||
| t.Error("token is expired") | ||
| } | ||
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| err = renewer.renew() | ||
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| if err != nil { | ||
| t.Errorf("error renewing token: %s", err) | ||
| } | ||
| } |
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