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Merge pull request #1426 from suttod/test-envfile
Load config from spicedb.env
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,207 @@ | ||
| package cmd | ||
|
|
||
| import ( | ||
| "os" | ||
| "path/filepath" | ||
| "strings" | ||
| "testing" | ||
|
|
||
| "github.com/spf13/cobra" | ||
| "github.com/stretchr/testify/require" | ||
|
|
||
| "github.com/authzed/spicedb/pkg/cmd/server" | ||
| ) | ||
|
|
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| // Run a serve command with specified command line args | ||
| // and call `assertConfig` with the merged configuration. | ||
| func RunServeTest(t *testing.T, args []string, assertConfig func(t *testing.T, mergedConfig *server.Config)) { | ||
| config := server.NewConfigWithOptionsAndDefaults() | ||
| cmd := NewServeCommand("spicedb", config) | ||
| RegisterRootFlags(cmd) | ||
| require.Nil(t, RegisterServeFlags(cmd, config)) | ||
| // Disable all metrics as they are singletons | ||
| config.DispatchClusterMetricsEnabled = false | ||
| config.DispatchClientMetricsEnabled = false | ||
| config.DatastoreConfig.EnableDatastoreMetrics = false | ||
| config.DispatchCacheConfig.Metrics = false | ||
| config.ClusterDispatchCacheConfig.Metrics = false | ||
| config.NamespaceCacheConfig.Metrics = false | ||
|
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| cmd.SetArgs(args) | ||
|
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| cmd.RunE = func(cmd *cobra.Command, args []string) error { | ||
| _, err := config.Complete(cmd.Context()) | ||
| t.Cleanup(func() { | ||
| // TODO: RunnableServer.closeFunc should be called on Cleanup, but it is private. | ||
| }) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| assertConfig(t, config) | ||
| return nil | ||
| } | ||
| require.Nil(t, cmd.Execute()) | ||
| } | ||
|
|
||
| func prepareTempConfigDir(t *testing.T) string { | ||
| workdir, err := os.Getwd() | ||
| require.Nil(t, err) | ||
|
|
||
| testdir := t.TempDir() | ||
| require.Nil(t, os.Chdir(testdir)) | ||
|
|
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| t.Cleanup(func() { | ||
| err = os.Chdir(workdir) | ||
| require.Nil(t, err) | ||
| }) | ||
|
|
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| return testdir | ||
| } | ||
|
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| func prepareTempConfigFile(t *testing.T, config string) { | ||
| confdir := prepareTempConfigDir(t) | ||
| confFile, err := os.Create(filepath.Join(confdir, "spicedb.env")) | ||
| require.Nil(t, err) | ||
| _, err = confFile.WriteString(config) | ||
| require.Nil(t, err) | ||
| require.Nil(t, confFile.Close()) | ||
| prevEnv := os.Environ() | ||
| restore := func() { | ||
| restoreEnv(prevEnv) | ||
| } | ||
| t.Cleanup(restore) | ||
| } | ||
|
|
||
| func restoreEnv(prevEnv []string) { | ||
| os.Clearenv() | ||
| for _, line := range prevEnv { | ||
| envvar := strings.SplitN(line, "=", 2) | ||
| os.Setenv(envvar[0], envvar[1]) | ||
| } | ||
| } | ||
|
|
||
| func TestDefaultConfig(t *testing.T) { | ||
| flags := []string{ | ||
| "--grpc-preshared-key", "some_key", | ||
| } | ||
| RunServeTest(t, flags, func(t *testing.T, mergedConfig *server.Config) { | ||
| require.Equal(t, true, mergedConfig.GRPCServer.Enabled) | ||
| require.Equal(t, ":50051", mergedConfig.GRPCServer.Address) | ||
| require.Equal(t, false, mergedConfig.HTTPGateway.HTTPEnabled) | ||
| require.Equal(t, ":8443", mergedConfig.HTTPGateway.HTTPAddress) | ||
| require.Equal(t, "memory", mergedConfig.DatastoreConfig.Engine) | ||
| require.Equal(t, uint16(1024), mergedConfig.DatastoreConfig.WatchBufferLength) | ||
| }) | ||
| } | ||
|
|
||
| func TestFlagsAreParsed(t *testing.T) { | ||
| flags := []string{ | ||
| "--grpc-preshared-key", "some_key", | ||
| "--grpc-addr", "127.0.0.1:9051", | ||
| "--http-enabled", | ||
| "--http-addr", "127.0.0.1:9443", | ||
| "--datastore-engine", "memory", | ||
| "--datastore-watch-buffer-length", "9000", | ||
| } | ||
| RunServeTest(t, flags, func(t *testing.T, mergedConfig *server.Config) { | ||
| require.Equal(t, true, mergedConfig.GRPCServer.Enabled) | ||
| require.Equal(t, "127.0.0.1:9051", mergedConfig.GRPCServer.Address) | ||
| require.Equal(t, true, mergedConfig.HTTPGateway.HTTPEnabled) | ||
| require.Equal(t, "127.0.0.1:9443", mergedConfig.HTTPGateway.HTTPAddress) | ||
| require.Equal(t, "memory", mergedConfig.DatastoreConfig.Engine) | ||
| require.Equal(t, uint16(9000), mergedConfig.DatastoreConfig.WatchBufferLength) | ||
| }) | ||
| } | ||
|
|
||
| func TestEnvVarsAreParsed(t *testing.T) { | ||
| t.Setenv("SPICEDB_GRPC_PRESHARED_KEY", "some_key") | ||
| t.Setenv("SPICEDB_GRPC_ADDR", "127.0.0.1:10051") | ||
| t.Setenv("SPICEDB_HTTP_ENABLED", "1") | ||
| t.Setenv("SPICEDB_HTTP_ADDR", "127.0.0.1:10443") | ||
| t.Setenv("SPICEDB_DATASTORE_ENGINE", "memory") | ||
| t.Setenv("SPICEDB_DATASTORE_WATCH_BUFFER_LENGTH", "10000") | ||
| flags := []string{} | ||
| RunServeTest(t, flags, func(t *testing.T, mergedConfig *server.Config) { | ||
| require.Equal(t, true, mergedConfig.GRPCServer.Enabled) | ||
| require.Equal(t, "127.0.0.1:10051", mergedConfig.GRPCServer.Address) | ||
| require.Equal(t, true, mergedConfig.HTTPGateway.HTTPEnabled) | ||
| require.Equal(t, "127.0.0.1:10443", mergedConfig.HTTPGateway.HTTPAddress) | ||
| require.Equal(t, "memory", mergedConfig.DatastoreConfig.Engine) | ||
| require.Equal(t, uint16(10000), mergedConfig.DatastoreConfig.WatchBufferLength) | ||
| }) | ||
| } | ||
|
|
||
| func TestConfigFileValuesAreParsed(t *testing.T) { | ||
| config := ` | ||
| SPICEDB_GRPC_PRESHARED_KEY=some_key | ||
| SPICEDB_GRPC_ADDR=127.0.0.1:11051 | ||
| SPICEDB_HTTP_ENABLED=1 | ||
| SPICEDB_HTTP_ADDR=127.0.0.1:11443 | ||
| SPICEDB_DATASTORE_ENGINE=memory | ||
| SPICEDB_DATASTORE_WATCH_BUFFER_LENGTH=11000` | ||
| prepareTempConfigFile(t, config) | ||
| flags := []string{} | ||
| RunServeTest(t, flags, func(t *testing.T, mergedConfig *server.Config) { | ||
| require.Equal(t, true, mergedConfig.GRPCServer.Enabled) | ||
| require.Equal(t, "127.0.0.1:11051", mergedConfig.GRPCServer.Address) | ||
| require.Equal(t, true, mergedConfig.HTTPGateway.HTTPEnabled) | ||
| require.Equal(t, "127.0.0.1:11443", mergedConfig.HTTPGateway.HTTPAddress) | ||
| require.Equal(t, "memory", mergedConfig.DatastoreConfig.Engine) | ||
| require.Equal(t, uint16(11000), mergedConfig.DatastoreConfig.WatchBufferLength) | ||
| }) | ||
| } | ||
|
|
||
| func TestConfigsAreMerged(t *testing.T) { | ||
| config := ` | ||
| SPICEDB_GRPC_PRESHARED_KEY=some_key | ||
| SPICEDB_GRPC_ADDR=127.0.0.1:12051` | ||
| prepareTempConfigFile(t, config) | ||
|
|
||
| t.Setenv("SPICEDB_HTTP_ENABLED", "1") | ||
| t.Setenv("SPICEDB_HTTP_ADDR", "127.0.0.1:12443") | ||
|
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| flags := []string{ | ||
| "--datastore-engine", "memory", | ||
| "--datastore-watch-buffer-length", "12000", | ||
| } | ||
| RunServeTest(t, flags, func(t *testing.T, mergedConfig *server.Config) { | ||
| require.Equal(t, true, mergedConfig.GRPCServer.Enabled) | ||
| require.Equal(t, "127.0.0.1:12051", mergedConfig.GRPCServer.Address) | ||
| require.Equal(t, true, mergedConfig.HTTPGateway.HTTPEnabled) | ||
| require.Equal(t, "127.0.0.1:12443", mergedConfig.HTTPGateway.HTTPAddress) | ||
| require.Equal(t, "memory", mergedConfig.DatastoreConfig.Engine) | ||
| require.Equal(t, uint16(12000), mergedConfig.DatastoreConfig.WatchBufferLength) | ||
| }) | ||
| } | ||
|
|
||
| func TestConfigPrecedence(t *testing.T) { | ||
| // Config file has lowest precedence (over default values) | ||
| config := ` | ||
| SPICEDB_GRPC_PRESHARED_KEY=some_key | ||
| SPICEDB_GRPC_ADDR=127.0.0.1:21051 | ||
| SPICEDB_HTTP_ENABLED=1 | ||
| SPICEDB_HTTP_ADDR=127.0.0.1:21443 | ||
| SPICEDB_DATASTORE_ENGINE=memory | ||
| SPICEDB_DATASTORE_WATCH_BUFFER_LENGTH=21000` | ||
| prepareTempConfigFile(t, config) | ||
|
|
||
| // Env variables override config file | ||
| t.Setenv("SPICEDB_HTTP_ENABLED", "1") | ||
| t.Setenv("SPICEDB_HTTP_ADDR", "127.0.0.1:22443") | ||
| t.Setenv("SPICEDB_DATASTORE_ENGINE", "memory") | ||
| t.Setenv("SPICEDB_DATASTORE_WATCH_BUFFER_LENGTH", "22000") | ||
|
|
||
| // command line flags override everything | ||
| flags := []string{ | ||
| "--datastore-engine", "memory", | ||
| "--datastore-watch-buffer-length", "23000", | ||
| } | ||
| RunServeTest(t, flags, func(t *testing.T, mergedConfig *server.Config) { | ||
| require.Equal(t, true, mergedConfig.GRPCServer.Enabled) | ||
| require.Equal(t, "127.0.0.1:21051", mergedConfig.GRPCServer.Address) | ||
| require.Equal(t, true, mergedConfig.HTTPGateway.HTTPEnabled) | ||
| require.Equal(t, "127.0.0.1:22443", mergedConfig.HTTPGateway.HTTPAddress) | ||
| require.Equal(t, "memory", mergedConfig.DatastoreConfig.Engine) | ||
| require.Equal(t, uint16(23000), mergedConfig.DatastoreConfig.WatchBufferLength) | ||
| }) | ||
| } |
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