feat: support grpc message size as env (#17728)

cmpserver/apiclient/clientset.go

@@ -2,6 +2,9 @@ package apiclient
 
 import (
 	"context"
+	"github.com/argoproj/argo-cd/v2/common"
+	"github.com/argoproj/argo-cd/v2/util/env"
+	"math"
 	"time"
 
 	grpc_middleware "github.com/grpc-ecosystem/go-grpc-middleware"
@@ -14,9 +17,9 @@ import (
 	"github.com/argoproj/argo-cd/v2/util/io"
 )
 
-const (
+var (
 	// MaxGRPCMessageSize contains max grpc message size
-	MaxGRPCMessageSize = 100 * 1024 * 1024
+	MaxGRPCMessageSize = env.ParseNumFromEnv(common.EnvGRPCMaxSizeMB, 100, 0, math.MaxInt32) * 1024 * 1024
 )
 
 // Clientset represents config management plugin server api clients

common/common.go

@@ -273,6 +273,8 @@ const (
 	// EnvServerSideDiff defines the env var used to enable ServerSide Diff feature.
 	// If defined, value must be "true" or "false".
 	EnvServerSideDiff = "ARGOCD_APPLICATION_CONTROLLER_SERVER_SIDE_DIFF"
+	// EnvGRPCMaxSizeMB is the environment variable to look for a max GRPC message size
+	EnvGRPCMaxSizeMB = "ARGOCD_GRPC_MAX_SIZE_MB"
 )
 
 // Config Management Plugin related constants

manifests/base/repo-server/argocd-repo-server-deployment.yaml

@@ -198,6 +198,12 @@ spec:
                 key: reposerver.git.request.timeout
                 name: argocd-cmd-params-cm
                 optional: true
+          - name: ARGOCD_GRPC_MAX_SIZE_MB
+            valueFrom:
+              configMapKeyRef:
+                key: reposerver.grpc.max.size
+                name: argocd-cmd-params-cm
+                optional: true
           - name: HELM_CACHE_HOME
             value: /helm-working-dir
           - name: HELM_CONFIG_HOME

manifests/core-install.yaml

@@ -21508,6 +21508,12 @@ spec:
               key: reposerver.git.request.timeout
               name: argocd-cmd-params-cm
               optional: true
+        - name: ARGOCD_GRPC_MAX_SIZE_MB
+          valueFrom:
+            configMapKeyRef:
+              key: reposerver.grpc.max.size
+              name: argocd-cmd-params-cm
+              optional: true
         - name: HELM_CACHE_HOME
           value: /helm-working-dir
         - name: HELM_CONFIG_HOME

manifests/ha/install.yaml

@@ -23107,6 +23107,12 @@ spec:
               key: reposerver.git.request.timeout
               name: argocd-cmd-params-cm
               optional: true
+        - name: ARGOCD_GRPC_MAX_SIZE_MB
+          valueFrom:
+            configMapKeyRef:
+              key: reposerver.grpc.max.size
+              name: argocd-cmd-params-cm
+              optional: true
         - name: HELM_CACHE_HOME
           value: /helm-working-dir
         - name: HELM_CONFIG_HOME

manifests/ha/namespace-install.yaml

@@ -2228,6 +2228,12 @@ spec:
               key: reposerver.git.request.timeout
               name: argocd-cmd-params-cm
               optional: true
+        - name: ARGOCD_GRPC_MAX_SIZE_MB
+          valueFrom:
+            configMapKeyRef:
+              key: reposerver.grpc.max.size
+              name: argocd-cmd-params-cm
+              optional: true
         - name: HELM_CACHE_HOME
           value: /helm-working-dir
         - name: HELM_CONFIG_HOME

manifests/install.yaml

@@ -22153,6 +22153,12 @@ spec:
               key: reposerver.git.request.timeout
               name: argocd-cmd-params-cm
               optional: true
+        - name: ARGOCD_GRPC_MAX_SIZE_MB
+          valueFrom:
+            configMapKeyRef:
+              key: reposerver.grpc.max.size
+              name: argocd-cmd-params-cm
+              optional: true
         - name: HELM_CACHE_HOME
           value: /helm-working-dir
         - name: HELM_CONFIG_HOME

manifests/namespace-install.yaml

@@ -1274,6 +1274,12 @@ spec:
               key: reposerver.git.request.timeout
               name: argocd-cmd-params-cm
               optional: true
+        - name: ARGOCD_GRPC_MAX_SIZE_MB
+          valueFrom:
+            configMapKeyRef:
+              key: reposerver.grpc.max.size
+              name: argocd-cmd-params-cm
+              optional: true
         - name: HELM_CACHE_HOME
           value: /helm-working-dir
         - name: HELM_CONFIG_HOME

pkg/apiclient/apiclient.go

@@ -62,13 +62,11 @@ const (
 	EnvArgoCDServer = "ARGOCD_SERVER"
 	// EnvArgoCDAuthToken is the environment variable to look for an Argo CD auth token
 	EnvArgoCDAuthToken = "ARGOCD_AUTH_TOKEN"
-	// EnvArgoCDgRPCMaxSizeMB is the environment variable to look for a max gRPC message size
-	EnvArgoCDgRPCMaxSizeMB = "ARGOCD_GRPC_MAX_SIZE_MB"
 )
 
 var (
 	// MaxGRPCMessageSize contains max grpc message size
-	MaxGRPCMessageSize = env.ParseNumFromEnv(EnvArgoCDgRPCMaxSizeMB, 200, 0, math.MaxInt32) * 1024 * 1024
+	MaxGRPCMessageSize = env.ParseNumFromEnv(common.EnvGRPCMaxSizeMB, 200, 0, math.MaxInt32) * 1024 * 1024
 )
 
 // Client defines an interface for interaction with an Argo CD server.

reposerver/apiclient/clientset.go

@@ -4,6 +4,9 @@ import (
 	"crypto/tls"
 	"crypto/x509"
 	"fmt"
+	"github.com/argoproj/argo-cd/v2/common"
+	"github.com/argoproj/argo-cd/v2/util/env"
+	"math"
 	"time"
 
 	grpc_middleware "github.com/grpc-ecosystem/go-grpc-middleware"
@@ -19,9 +22,9 @@ import (
 
 //go:generate go run github.com/vektra/mockery/v2@v2.15.0 --name=RepoServerServiceClient
 
-const (
+var (
 	// MaxGRPCMessageSize contains max grpc message size
-	MaxGRPCMessageSize = 100 * 1024 * 1024
+	MaxGRPCMessageSize = env.ParseNumFromEnv(common.EnvGRPCMaxSizeMB, 100, 0, math.MaxInt32) * 1024 * 1024
 )
 
 // TLSConfiguration describes parameters for TLS configuration to be used by a repo server API client