mongo: configuration, sync with py args
+ tidy
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parent
6f6ce23b37
commit
1c31b19fd2
@ -17,7 +17,18 @@ func GlobalTimeout(ctx context.Context) context.Context {
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return ctx
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}
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func Initialize(ctx context.Context, uri string, opts *mongoOpt.ClientOptions) (*mongo.Collection, error) {
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type InitializeOptions struct {
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MaxPoolSize uint64
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CapSizeBytes int64
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ExpireAfterSeconds int64
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}
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func Initialize(ctx context.Context, uri string, opt *InitializeOptions) (*mongo.Collection, error) {
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collectionName := "logs"
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if opt == nil {
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opt = &InitializeOptions{}
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}
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uriParsed, err := url.ParseRequestURI(uri)
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if err != nil {
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return nil, fmt.Errorf("parsing URI for database name: %w", err)
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@ -28,7 +39,7 @@ func Initialize(ctx context.Context, uri string, opts *mongoOpt.ClientOptions) (
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return nil, fmt.Errorf("URI must include database name (as database to authenticate against)")
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}
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dbOpt := attachMetrics(opts).ApplyURI(uri)
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dbOpt := attachMetrics(mongoOpt.Client()).ApplyURI(uri).SetMaxPoolSize(opt.MaxPoolSize)
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dbClient, err := mongo.Connect(GlobalTimeout(ctx), dbOpt)
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if err != nil {
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@ -39,7 +50,19 @@ func Initialize(ctx context.Context, uri string, opts *mongoOpt.ClientOptions) (
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return nil, fmt.Errorf("first ping to database: %w", err)
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}
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col := dbClient.Database(uriParsed.Path).Collection("logs")
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db := dbClient.Database(uriParsed.Path)
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capped := opt.CapSizeBytes > 0
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if err := db.CreateCollection(GlobalTimeout(ctx), collectionName, &mongoOpt.CreateCollectionOptions{
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Capped: &capped,
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SizeInBytes: &opt.CapSizeBytes,
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ExpireAfterSeconds: &opt.ExpireAfterSeconds,
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}); err != nil {
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return nil, fmt.Errorf("initializing collection")
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}
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col := db.Collection(collectionName)
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if err := InitializeIndexes(GlobalTimeout(ctx), col); err != nil {
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return nil, fmt.Errorf("initializing indexes: %w", err)
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@ -14,7 +14,6 @@ import (
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"git.k-space.ee/k-space/logmower-shipper/pkg/util"
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"github.com/fsnotify/fsnotify"
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"github.com/urfave/cli/v2"
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mongoOpt "go.mongodb.org/mongo-driver/mongo/options"
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)
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var App = &cli.App{
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@ -27,20 +26,22 @@ var App = &cli.App{
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Flags: []cli.Flag{
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// in Action
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&cli.StringFlag{Name: "log-directory", Usage: "Directory to watch for logs", Value: "/var/log/containers"},
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&cli.Uint64Flag{Name: "max-connection-pool-size", EnvVars: []string{"MAX_CONNECTION_POOL_SIZE"}, Value: 1, Usage: "Max MongoDB connection pool size"},
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&cli.Uint64Flag{Category: "mongo", Name: "max-connection-pool-size", EnvVars: []string{"MAX_CONNECTION_POOL_SIZE"}, Value: 1, Usage: "Max MongoDB connection pool size"},
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&cli.Int64Flag{Category: "mongo", Name: "max-collection-size", EnvVars: []string{"MAX_COLLECTION_SIZE"}, Usage: "MongoDB collection size limit in bytes"},
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&cli.Int64Flag{Category: "mongo", Name: "max-record-retention", EnvVars: []string{"MAX_RECORD_RETENTION"}, Usage: "Record retention in seconds"},
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&cli.StringFlag{Category: "mongo", Name: "mongo-uri", EnvVars: []string{"MONGODB_URI"}, Usage: "mongodb://foo:bar@host:27017/database", Required: true},
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// in Before
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&cli.BoolFlag{Name: "simulate", Aliases: []string{"dry-run"}, Usage: "Do not write to database"},
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&cli.BoolFlag{Category: "mongo", Name: "simulate", Aliases: []string{"dry-run"}, Usage: "Writes to database are simulate as successful"},
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&cli.IntFlag{Name: "max-record-size", EnvVars: []string{"MAX_RECORD_SIZE"}, Value: 128 * 1024, Usage: "Maximum record size in bytes"},
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&cli.IntFlag{Name: "bulk-insertion-size", EnvVars: []string{"BULK_INSERTION_SIZE"}, Value: 1000, Usage: "MongoDB bulk insertion size in records"},
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&cli.IntFlag{Name: "max-upload-queue-size", EnvVars: []string{"MAX_UPLOAD_QUEUE_SIZE"}, Value: 1024, Usage: "Max upload queue size (before batching) in records"},
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//
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//TODO: &cli.BoolFlag{Name: "heuristic-normalize-log-level", Usage: "Normalize log.level values to Syslog defined keywords", Value: false},
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//TODO: &cli.BoolFlag{Name: "heuristic-parse-json", Usage: "Attempt automatically unwrapping JSON records", Value: false},
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// TODO: &cli.BoolFlag{Category: "parsing", Name: "heuristic-normalize-log-level", Usage: "Normalize log.level values to Syslog defined keywords", Value: false},
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// TODO: &cli.BoolFlag{Category: "parsing", Name: "heuristic-parse-json", Usage: "Attempt automatically unwrapping JSON records", Value: false},
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&cli.StringSliceFlag{Category: "selectors", Name: "namespace", EnvVars: []string{"NAMESPACE"}, Usage: "whitelist filter for filenames"},
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&cli.StringSliceFlag{Category: "selectors", Name: "exclude-pod-prefixes", EnvVars: []string{"EXCLUDE_POD_PREFIXES"}, Usage: "blacklist filter for filenames", Value: cli.NewStringSlice("logmower-")},
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//
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&cli.StringFlag{Category: "secrets", Name: "mongo-uri", EnvVars: []string{"MONGODB_URI"}, Usage: "mongodb://foo:bar@host:27017/database", Required: true},
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},
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Before: func(ctx *cli.Context) error {
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sender.Simulate = ctx.Bool("simulate")
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@ -60,8 +61,11 @@ var App = &cli.App{
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log.Printf("%s %s starting", ctx.App.Name, ctx.App.Version)
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db, err := m.Initialize(ctx.Context, ctx.String("mongo-uri"), mongoOpt.Client().
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SetMaxPoolSize(ctx.Uint64("max-connection-pool-size")))
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db, err := m.Initialize(ctx.Context, ctx.String("mongo-uri"), &m.InitializeOptions{
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MaxPoolSize: ctx.Uint64("max-connection-pool-size"),
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CapSizeBytes: ctx.Int64("max-collection-size"),
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ExpireAfterSeconds: ctx.Int64("max-record-retention"),
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})
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if err != nil {
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return fmt.Errorf("initializing database connection: %w", err)
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}
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@ -95,7 +99,6 @@ var App = &cli.App{
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continue
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}
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// TODO: #1: || if not in filterset
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kubeInfo, ok := util.ParseLogFilename(event.Name)
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if !ok {
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promWatcherFilesSkipped.Add(1)
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