Merge pull request #1054 from percona/PT-2448-pt-k8s-debug-collector-refactoring

PT-2488 - full refactor of a pt-k8s-debug-collector

Author: svetasmirnova

go.mod

@@ -23,32 +23,47 @@ require (
 	github.com/rs/zerolog v1.35.0
 	github.com/shirou/gopsutil v3.21.11+incompatible
 	github.com/sirupsen/logrus v1.9.4
+	github.com/spf13/pflag v1.0.9
 	github.com/stretchr/testify v1.11.1
 	github.com/xlab/treeprint v1.2.0
 	go.mongodb.org/mongo-driver v1.17.9
+	go.yaml.in/yaml/v2 v2.4.3
 	golang.org/x/crypto v0.49.0
 	golang.org/x/exp v0.0.0-20251125195548-87e1e737ad39
+	golang.org/x/sync v0.20.0
 	golang.org/x/term v0.41.0
 	gopkg.in/mgo.v2 v2.0.0-20190816093944-a6b53ec6cb22
 	gopkg.in/yaml.v2 v2.4.0
 	k8s.io/api v0.35.3
+	k8s.io/apimachinery v0.35.3
+	k8s.io/client-go v0.35.3
 	k8s.io/utils v0.0.0-20251002143259-bc988d571ff4
 )
 
 require (
 	github.com/alecthomas/template v0.0.0-20190718012654-fb15b899a751 // indirect
 	github.com/alecthomas/units v0.0.0-20240927000941-0f3dac36c52b // indirect
+	github.com/emicklei/go-restful/v3 v3.12.2 // indirect
 	github.com/fxamacker/cbor/v2 v2.9.0 // indirect
 	github.com/go-logr/logr v1.4.3 // indirect
 	github.com/go-ole/go-ole v1.3.0 // indirect
+	github.com/go-openapi/jsonpointer v0.21.0 // indirect
+	github.com/go-openapi/jsonreference v0.20.2 // indirect
+	github.com/go-openapi/swag v0.23.0 // indirect
 	github.com/golang/snappy v1.0.0 // indirect
+	github.com/google/gnostic-models v0.7.0 // indirect
+	github.com/gorilla/websocket v1.5.4-0.20250319132907-e064f32e3674 // indirect
+	github.com/josharian/intern v1.0.0 // indirect
 	github.com/json-iterator/go v1.1.12 // indirect
 	github.com/klauspost/compress v1.18.2 // indirect
-	github.com/kr/text v0.2.0 // indirect
+	github.com/mailru/easyjson v0.7.7 // indirect
 	github.com/mattn/go-colorable v0.1.14 // indirect
 	github.com/mattn/go-isatty v0.0.20 // indirect
+	github.com/moby/spdystream v0.5.0 // indirect
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.3-0.20250322232337-35a7c28c31ee // indirect
+	github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
+	github.com/mxk/go-flowrate v0.0.0-20140419014527-cca7078d478f // indirect
 	github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect
 	github.com/tklauser/go-sysconf v0.3.16 // indirect
 	github.com/tklauser/numcpus v0.11.0 // indirect
@@ -58,17 +73,20 @@ require (
 	github.com/xdg-go/stringprep v1.0.4 // indirect
 	github.com/youmark/pkcs8 v0.0.0-20240726163527-a2c0da244d78 // indirect
 	github.com/yusufpapurcu/wmi v1.2.4 // indirect
-	go.yaml.in/yaml/v2 v2.4.3 // indirect
+	go.yaml.in/yaml/v3 v3.0.4 // indirect
 	golang.org/x/net v0.51.0 // indirect
-	golang.org/x/sync v0.20.0 // indirect
+	golang.org/x/oauth2 v0.30.0 // indirect
 	golang.org/x/sys v0.42.0 // indirect
 	golang.org/x/text v0.35.0 // indirect
+	golang.org/x/time v0.9.0 // indirect
+	google.golang.org/protobuf v1.36.8 // indirect
+	gopkg.in/evanphx/json-patch.v4 v4.13.0 // indirect
 	gopkg.in/inf.v0 v0.9.1 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
-	k8s.io/apimachinery v0.35.3 // indirect
 	k8s.io/klog/v2 v2.130.1 // indirect
 	k8s.io/kube-openapi v0.0.0-20250910181357-589584f1c912 // indirect
 	sigs.k8s.io/json v0.0.0-20250730193827-2d320260d730 // indirect
 	sigs.k8s.io/randfill v1.0.0 // indirect
 	sigs.k8s.io/structured-merge-diff/v6 v6.3.1 // indirect
+	sigs.k8s.io/yaml v1.6.0 // indirect
 )

go.sum

@@ -150,24 +150,36 @@ Targeted custom resource name. Supported values:
 Default: ``auto``
 
 ``--namespace``
-
-Targeted namespace. By default data will be collected from all namespaces
+    Targeted namespace. By default data will be collected from all namespaces
 
 ``--cluster``
-
-Targeted cluster. By default data from all available clusters to be collected
+    Targeted cluster. By default data from all available clusters to be collected
 
 ``--kubeconfig``
-
-Path to kubeconfig. Default configuration be used if none specified
+    Path to kubeconfig. Default configuration be used if none specified
 
 ``--forwardport``
+    Port to use when collecting database-specific summaries. By default, 3306 will be used for PXC and MySQL, 27017 for MongoDB, and 5432 for PostgreSQL
+
+``--concurrent-export-workers``
+    Number of concurrent workers for exporting Kubernetes resources. Default: ``16``.
+    
+    Use this flag to control the level of parallelism when collecting cluster resources. Higher values may improve collection speed on large clusters but could potentially stress the Kubernetes API server. Recommended range: 8-20.
+    
+    Warning: values above 20 may overwhelm the Kubernetes API server rate limits. Start with the default value and increase gradually if needed.
+
+``--log-level``
+    Set the logging level. Supported values: ``debug``, ``info``, ``warn``, ``error``, ``fatal``, ``panic``. Default: ``warn``.
+
+``--no-version-check``
+    Do not check for tool updates on startup.
 
-Port to use when collecting database-specific summaries. By default, 3306 will be used for PXC and MySQL, 27017 for MongoDB, and 5432 for PostgreSQL
+``--skip-pod-summary``
+    Skip the collection of pod-specific summary data.
 
 ``--version``
+    Print version info.
 
-Print version info
 
 Requirements
 ============