563 lines
17 KiB
Go
563 lines
17 KiB
Go
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package health
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import (
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"context"
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"encoding/json"
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"errors"
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"io"
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"net/http"
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"net/http/httptest"
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"strings"
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"testing"
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"time"
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"github.com/ledgerwatch/erigon/common/hexutil"
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"github.com/ledgerwatch/erigon/rpc"
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)
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type netApiStub struct {
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response hexutil.Uint
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error error
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}
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func (n *netApiStub) PeerCount(_ context.Context) (hexutil.Uint, error) {
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return n.response, n.error
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}
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type ethApiStub struct {
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blockResult map[string]interface{}
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blockError error
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syncingResult interface{}
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syncingError error
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}
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func (e *ethApiStub) GetBlockByNumber(_ context.Context, _ rpc.BlockNumber, _ bool) (map[string]interface{}, error) {
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return e.blockResult, e.blockError
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}
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func (e *ethApiStub) Syncing(_ context.Context) (interface{}, error) {
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return e.syncingResult, e.syncingError
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}
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func TestProcessHealthcheckIfNeeded_HeadersTests(t *testing.T) {
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cases := []struct {
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headers []string
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netApiResponse hexutil.Uint
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netApiError error
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ethApiBlockResult map[string]interface{}
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ethApiBlockError error
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ethApiSyncingResult interface{}
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ethApiSyncingError error
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expectedStatusCode int
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expectedBody map[string]string
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}{
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// 0 - sync check enabled - syncing
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{
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headers: []string{"synced"},
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netApiResponse: hexutil.Uint(1),
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netApiError: nil,
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ethApiBlockResult: make(map[string]interface{}),
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ethApiBlockError: nil,
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ethApiSyncingResult: false,
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ethApiSyncingError: nil,
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expectedStatusCode: http.StatusOK,
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expectedBody: map[string]string{
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synced: "HEALTHY",
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minPeerCount: "DISABLED",
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checkBlock: "DISABLED",
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maxSecondsBehind: "DISABLED",
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},
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},
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// 1 - sync check enabled - not syncing
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{
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headers: []string{"synced"},
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netApiResponse: hexutil.Uint(1),
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netApiError: nil,
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ethApiBlockResult: make(map[string]interface{}),
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ethApiBlockError: nil,
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ethApiSyncingResult: struct{}{},
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ethApiSyncingError: nil,
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expectedStatusCode: http.StatusInternalServerError,
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expectedBody: map[string]string{
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synced: "ERROR: not synced",
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minPeerCount: "DISABLED",
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checkBlock: "DISABLED",
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maxSecondsBehind: "DISABLED",
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},
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},
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// 2 - sync check enabled - error checking sync
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{
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headers: []string{"synced"},
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netApiResponse: hexutil.Uint(1),
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netApiError: nil,
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ethApiBlockResult: make(map[string]interface{}),
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ethApiBlockError: nil,
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ethApiSyncingResult: struct{}{},
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ethApiSyncingError: errors.New("problem checking sync"),
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expectedStatusCode: http.StatusInternalServerError,
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expectedBody: map[string]string{
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synced: "ERROR: problem checking sync",
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minPeerCount: "DISABLED",
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checkBlock: "DISABLED",
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maxSecondsBehind: "DISABLED",
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},
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},
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// 3 - peer count enabled - good request
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{
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headers: []string{"min_peer_count1"},
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netApiResponse: hexutil.Uint(1),
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netApiError: nil,
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ethApiBlockResult: make(map[string]interface{}),
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ethApiBlockError: nil,
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ethApiSyncingResult: false,
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ethApiSyncingError: nil,
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expectedStatusCode: http.StatusOK,
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expectedBody: map[string]string{
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synced: "DISABLED",
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minPeerCount: "HEALTHY",
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checkBlock: "DISABLED",
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maxSecondsBehind: "DISABLED",
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},
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},
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// 4 - peer count enabled - not enough peers
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{
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headers: []string{"min_peer_count10"},
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netApiResponse: hexutil.Uint(1),
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netApiError: nil,
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ethApiBlockResult: make(map[string]interface{}),
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ethApiBlockError: nil,
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ethApiSyncingResult: false,
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ethApiSyncingError: nil,
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expectedStatusCode: http.StatusInternalServerError,
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expectedBody: map[string]string{
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synced: "DISABLED",
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minPeerCount: "ERROR: not enough peers: 1 (minimum 10)",
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checkBlock: "DISABLED",
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maxSecondsBehind: "DISABLED",
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},
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},
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// 5 - peer count enabled - error checking peers
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{
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headers: []string{"min_peer_count10"},
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netApiResponse: hexutil.Uint(1),
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netApiError: errors.New("problem checking peers"),
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ethApiBlockResult: make(map[string]interface{}),
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ethApiBlockError: nil,
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ethApiSyncingResult: false,
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ethApiSyncingError: nil,
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expectedStatusCode: http.StatusInternalServerError,
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expectedBody: map[string]string{
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synced: "DISABLED",
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minPeerCount: "ERROR: problem checking peers",
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checkBlock: "DISABLED",
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maxSecondsBehind: "DISABLED",
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},
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},
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// 6 - peer count enabled - badly formed request
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{
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headers: []string{"min_peer_countABC"},
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netApiResponse: hexutil.Uint(1),
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netApiError: nil,
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ethApiBlockResult: make(map[string]interface{}),
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ethApiBlockError: nil,
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ethApiSyncingResult: false,
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ethApiSyncingError: nil,
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expectedStatusCode: http.StatusInternalServerError,
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expectedBody: map[string]string{
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synced: "DISABLED",
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minPeerCount: "ERROR: strconv.Atoi: parsing \"abc\": invalid syntax",
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checkBlock: "DISABLED",
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maxSecondsBehind: "DISABLED",
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},
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},
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// 7 - block check - all ok
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{
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headers: []string{"check_block10"},
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netApiResponse: hexutil.Uint(1),
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netApiError: nil,
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ethApiBlockResult: map[string]interface{}{"test": struct{}{}},
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ethApiBlockError: nil,
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ethApiSyncingResult: false,
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ethApiSyncingError: nil,
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expectedStatusCode: http.StatusOK,
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expectedBody: map[string]string{
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synced: "DISABLED",
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minPeerCount: "DISABLED",
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checkBlock: "HEALTHY",
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maxSecondsBehind: "DISABLED",
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},
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},
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// 8 - block check - no block found
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{
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headers: []string{"check_block10"},
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netApiResponse: hexutil.Uint(1),
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netApiError: nil,
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ethApiBlockResult: map[string]interface{}{},
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ethApiBlockError: nil,
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ethApiSyncingResult: false,
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ethApiSyncingError: nil,
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expectedStatusCode: http.StatusInternalServerError,
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expectedBody: map[string]string{
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synced: "DISABLED",
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minPeerCount: "DISABLED",
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checkBlock: "ERROR: no known block with number 10 (a hex)",
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maxSecondsBehind: "DISABLED",
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},
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},
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// 9 - block check - error checking block
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{
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headers: []string{"check_block10"},
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netApiResponse: hexutil.Uint(1),
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netApiError: nil,
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ethApiBlockResult: map[string]interface{}{},
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ethApiBlockError: errors.New("problem checking block"),
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ethApiSyncingResult: false,
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ethApiSyncingError: nil,
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expectedStatusCode: http.StatusInternalServerError,
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expectedBody: map[string]string{
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synced: "DISABLED",
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minPeerCount: "DISABLED",
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checkBlock: "ERROR: problem checking block",
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maxSecondsBehind: "DISABLED",
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},
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},
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// 10 - block check - badly formed request
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{
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headers: []string{"check_blockABC"},
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netApiResponse: hexutil.Uint(1),
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netApiError: nil,
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ethApiBlockResult: map[string]interface{}{},
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ethApiBlockError: nil,
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ethApiSyncingResult: false,
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ethApiSyncingError: nil,
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expectedStatusCode: http.StatusInternalServerError,
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expectedBody: map[string]string{
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synced: "DISABLED",
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minPeerCount: "DISABLED",
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checkBlock: "ERROR: strconv.Atoi: parsing \"abc\": invalid syntax",
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maxSecondsBehind: "DISABLED",
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},
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},
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// 11 - seconds check - all ok
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{
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headers: []string{"max_seconds_behind60"},
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netApiResponse: hexutil.Uint(1),
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netApiError: nil,
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ethApiBlockResult: map[string]interface{}{
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"timestamp": time.Now().Add(1 * time.Second).Unix(),
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},
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ethApiBlockError: nil,
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ethApiSyncingResult: false,
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ethApiSyncingError: nil,
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expectedStatusCode: http.StatusOK,
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expectedBody: map[string]string{
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synced: "DISABLED",
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minPeerCount: "DISABLED",
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checkBlock: "DISABLED",
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maxSecondsBehind: "HEALTHY",
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},
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},
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// 12 - seconds check - too old
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{
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headers: []string{"max_seconds_behind60"},
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netApiResponse: hexutil.Uint(1),
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netApiError: nil,
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ethApiBlockResult: map[string]interface{}{
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"timestamp": uint64(time.Now().Add(1 * time.Hour).Unix()),
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},
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ethApiBlockError: nil,
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ethApiSyncingResult: false,
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ethApiSyncingError: nil,
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expectedStatusCode: http.StatusInternalServerError,
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expectedBody: map[string]string{
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synced: "DISABLED",
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minPeerCount: "DISABLED",
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checkBlock: "DISABLED",
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maxSecondsBehind: "ERROR: timestamp too old: got ts:",
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},
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},
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// 13 - seconds check - less than 0 seconds
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{
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headers: []string{"max_seconds_behind-1"},
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netApiResponse: hexutil.Uint(1),
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netApiError: nil,
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ethApiBlockResult: map[string]interface{}{
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"timestamp": uint64(time.Now().Add(1 * time.Hour).Unix()),
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},
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ethApiBlockError: nil,
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ethApiSyncingResult: false,
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ethApiSyncingError: nil,
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expectedStatusCode: http.StatusInternalServerError,
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expectedBody: map[string]string{
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synced: "DISABLED",
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minPeerCount: "DISABLED",
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checkBlock: "DISABLED",
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maxSecondsBehind: "ERROR: bad header value",
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},
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},
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// 14 - seconds check - badly formed request
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{
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headers: []string{"max_seconds_behindABC"},
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netApiResponse: hexutil.Uint(1),
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netApiError: nil,
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ethApiBlockResult: map[string]interface{}{},
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ethApiBlockError: nil,
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ethApiSyncingResult: false,
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ethApiSyncingError: nil,
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expectedStatusCode: http.StatusInternalServerError,
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expectedBody: map[string]string{
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synced: "DISABLED",
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minPeerCount: "DISABLED",
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checkBlock: "DISABLED",
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maxSecondsBehind: "ERROR: strconv.Atoi: parsing \"abc\": invalid syntax",
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},
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},
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// 15 - all checks - report ok
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{
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headers: []string{"synced", "check_block10", "min_peer_count1", "max_seconds_behind60"},
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netApiResponse: hexutil.Uint(10),
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netApiError: nil,
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ethApiBlockResult: map[string]interface{}{
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"timestamp": time.Now().Add(1 * time.Second).Unix(),
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},
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ethApiBlockError: nil,
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ethApiSyncingResult: false,
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ethApiSyncingError: nil,
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expectedStatusCode: http.StatusOK,
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expectedBody: map[string]string{
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synced: "HEALTHY",
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minPeerCount: "HEALTHY",
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checkBlock: "HEALTHY",
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maxSecondsBehind: "HEALTHY",
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},
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},
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}
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for idx, c := range cases {
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w := httptest.NewRecorder()
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r, err := http.NewRequest(http.MethodGet, "http://localhost:9090/health", nil)
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if err != nil {
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t.Errorf("%v: creating request: %v", idx, err)
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}
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for _, header := range c.headers {
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r.Header.Add("X-ERIGON-HEALTHCHECK", header)
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}
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netAPI := rpc.API{
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Namespace: "",
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Version: "",
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Service: &netApiStub{
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response: c.netApiResponse,
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error: c.netApiError,
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},
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Public: false,
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}
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ethAPI := rpc.API{
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Namespace: "",
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Version: "",
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Service: ðApiStub{
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blockResult: c.ethApiBlockResult,
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blockError: c.ethApiBlockError,
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syncingResult: c.ethApiSyncingResult,
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syncingError: c.ethApiSyncingError,
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},
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Public: false,
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}
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apis := make([]rpc.API, 2)
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apis[0] = netAPI
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||
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apis[1] = ethAPI
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||
|
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ProcessHealthcheckIfNeeded(w, r, apis)
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result := w.Result()
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if result.StatusCode != c.expectedStatusCode {
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t.Errorf("%v: expected status code: %v, but got: %v", idx, c.expectedStatusCode, result.StatusCode)
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}
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|
|
bodyBytes, err := io.ReadAll(result.Body)
|
||
|
|
if err != nil {
|
||
|
|
t.Errorf("%v: reading response body: %s", idx, err)
|
||
|
|
}
|
||
|
|
|
||
|
|
var body map[string]string
|
||
|
|
err = json.Unmarshal(bodyBytes, &body)
|
||
|
|
if err != nil {
|
||
|
|
t.Errorf("%v: unmarshalling the response body: %s", idx, err)
|
||
|
|
}
|
||
|
|
result.Body.Close()
|
||
|
|
|
||
|
|
for k, v := range c.expectedBody {
|
||
|
|
val, found := body[k]
|
||
|
|
if !found {
|
||
|
|
t.Errorf("%v: expected the key: %s to be in the response body but it wasn't there", idx, k)
|
||
|
|
}
|
||
|
|
if !strings.Contains(val, v) {
|
||
|
|
t.Errorf("%v: expected the response body key: %s to contain: %s, but it contained: %s", idx, k, v, val)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestProcessHealthcheckIfNeeded_RequestBody(t *testing.T) {
|
||
|
|
cases := []struct {
|
||
|
|
body string
|
||
|
|
netApiResponse hexutil.Uint
|
||
|
|
netApiError error
|
||
|
|
ethApiBlockResult map[string]interface{}
|
||
|
|
ethApiBlockError error
|
||
|
|
expectedStatusCode int
|
||
|
|
expectedBody map[string]string
|
||
|
|
}{
|
||
|
|
// 0 - happy path
|
||
|
|
{
|
||
|
|
body: "{\"min_peer_count\": 1, \"known_block\": 123}",
|
||
|
|
netApiResponse: hexutil.Uint(1),
|
||
|
|
netApiError: nil,
|
||
|
|
ethApiBlockResult: map[string]interface{}{"test": struct{}{}},
|
||
|
|
ethApiBlockError: nil,
|
||
|
|
expectedStatusCode: http.StatusOK,
|
||
|
|
expectedBody: map[string]string{
|
||
|
|
"healthcheck_query": "HEALTHY",
|
||
|
|
"min_peer_count": "HEALTHY",
|
||
|
|
"check_block": "HEALTHY",
|
||
|
|
},
|
||
|
|
},
|
||
|
|
// 1 - bad request body
|
||
|
|
{
|
||
|
|
body: "{\"min_peer_count\" 1, \"known_block\": 123}",
|
||
|
|
netApiResponse: hexutil.Uint(1),
|
||
|
|
netApiError: nil,
|
||
|
|
ethApiBlockResult: map[string]interface{}{"test": struct{}{}},
|
||
|
|
ethApiBlockError: nil,
|
||
|
|
expectedStatusCode: http.StatusInternalServerError,
|
||
|
|
expectedBody: map[string]string{
|
||
|
|
"healthcheck_query": "ERROR:",
|
||
|
|
"min_peer_count": "DISABLED",
|
||
|
|
"check_block": "DISABLED",
|
||
|
|
},
|
||
|
|
},
|
||
|
|
// 2 - min peers - error from api
|
||
|
|
{
|
||
|
|
body: "{\"min_peer_count\": 1, \"known_block\": 123}",
|
||
|
|
netApiResponse: hexutil.Uint(1),
|
||
|
|
netApiError: errors.New("problem getting peers"),
|
||
|
|
ethApiBlockResult: map[string]interface{}{"test": struct{}{}},
|
||
|
|
ethApiBlockError: nil,
|
||
|
|
expectedStatusCode: http.StatusInternalServerError,
|
||
|
|
expectedBody: map[string]string{
|
||
|
|
"healthcheck_query": "HEALTHY",
|
||
|
|
"min_peer_count": "ERROR: problem getting peers",
|
||
|
|
"check_block": "HEALTHY",
|
||
|
|
},
|
||
|
|
},
|
||
|
|
// 3 - min peers - not enough peers
|
||
|
|
{
|
||
|
|
body: "{\"min_peer_count\": 10, \"known_block\": 123}",
|
||
|
|
netApiResponse: hexutil.Uint(1),
|
||
|
|
netApiError: nil,
|
||
|
|
ethApiBlockResult: map[string]interface{}{"test": struct{}{}},
|
||
|
|
ethApiBlockError: nil,
|
||
|
|
expectedStatusCode: http.StatusInternalServerError,
|
||
|
|
expectedBody: map[string]string{
|
||
|
|
"healthcheck_query": "HEALTHY",
|
||
|
|
"min_peer_count": "ERROR: not enough peers",
|
||
|
|
"check_block": "HEALTHY",
|
||
|
|
},
|
||
|
|
},
|
||
|
|
// 4 - check block - no block
|
||
|
|
{
|
||
|
|
body: "{\"min_peer_count\": 1, \"known_block\": 123}",
|
||
|
|
netApiResponse: hexutil.Uint(1),
|
||
|
|
netApiError: nil,
|
||
|
|
ethApiBlockResult: map[string]interface{}{},
|
||
|
|
ethApiBlockError: nil,
|
||
|
|
expectedStatusCode: http.StatusInternalServerError,
|
||
|
|
expectedBody: map[string]string{
|
||
|
|
"healthcheck_query": "HEALTHY",
|
||
|
|
"min_peer_count": "HEALTHY",
|
||
|
|
"check_block": "ERROR: no known block with number ",
|
||
|
|
},
|
||
|
|
},
|
||
|
|
// 5 - check block - error getting block info
|
||
|
|
{
|
||
|
|
body: "{\"min_peer_count\": 1, \"known_block\": 123}",
|
||
|
|
netApiResponse: hexutil.Uint(1),
|
||
|
|
netApiError: nil,
|
||
|
|
ethApiBlockResult: map[string]interface{}{},
|
||
|
|
ethApiBlockError: errors.New("problem getting block"),
|
||
|
|
expectedStatusCode: http.StatusInternalServerError,
|
||
|
|
expectedBody: map[string]string{
|
||
|
|
"healthcheck_query": "HEALTHY",
|
||
|
|
"min_peer_count": "HEALTHY",
|
||
|
|
"check_block": "ERROR: problem getting block",
|
||
|
|
},
|
||
|
|
},
|
||
|
|
}
|
||
|
|
|
||
|
|
for idx, c := range cases {
|
||
|
|
w := httptest.NewRecorder()
|
||
|
|
r, err := http.NewRequest(http.MethodGet, "http://localhost:9090/health", nil)
|
||
|
|
if err != nil {
|
||
|
|
t.Errorf("%v: creating request: %v", idx, err)
|
||
|
|
}
|
||
|
|
|
||
|
|
r.Body = io.NopCloser(strings.NewReader(c.body))
|
||
|
|
|
||
|
|
netAPI := rpc.API{
|
||
|
|
Namespace: "",
|
||
|
|
Version: "",
|
||
|
|
Service: &netApiStub{
|
||
|
|
response: c.netApiResponse,
|
||
|
|
error: c.netApiError,
|
||
|
|
},
|
||
|
|
Public: false,
|
||
|
|
}
|
||
|
|
|
||
|
|
ethAPI := rpc.API{
|
||
|
|
Namespace: "",
|
||
|
|
Version: "",
|
||
|
|
Service: ðApiStub{
|
||
|
|
blockResult: c.ethApiBlockResult,
|
||
|
|
blockError: c.ethApiBlockError,
|
||
|
|
},
|
||
|
|
Public: false,
|
||
|
|
}
|
||
|
|
|
||
|
|
apis := make([]rpc.API, 2)
|
||
|
|
apis[0] = netAPI
|
||
|
|
apis[1] = ethAPI
|
||
|
|
|
||
|
|
ProcessHealthcheckIfNeeded(w, r, apis)
|
||
|
|
|
||
|
|
result := w.Result()
|
||
|
|
if result.StatusCode != c.expectedStatusCode {
|
||
|
|
t.Errorf("%v: expected status code: %v, but got: %v", idx, c.expectedStatusCode, result.StatusCode)
|
||
|
|
}
|
||
|
|
|
||
|
|
bodyBytes, err := io.ReadAll(result.Body)
|
||
|
|
if err != nil {
|
||
|
|
t.Errorf("%v: reading response body: %s", idx, err)
|
||
|
|
}
|
||
|
|
|
||
|
|
var body map[string]string
|
||
|
|
err = json.Unmarshal(bodyBytes, &body)
|
||
|
|
if err != nil {
|
||
|
|
t.Errorf("%v: unmarshalling the response body: %s", idx, err)
|
||
|
|
}
|
||
|
|
result.Body.Close()
|
||
|
|
|
||
|
|
for k, v := range c.expectedBody {
|
||
|
|
val, found := body[k]
|
||
|
|
if !found {
|
||
|
|
t.Errorf("%v: expected the key: %s to be in the response body but it wasn't there", idx, k)
|
||
|
|
}
|
||
|
|
if !strings.Contains(val, v) {
|
||
|
|
t.Errorf("%v: expected the response body key: %s to contain: %s, but it contained: %s", idx, k, v, val)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|