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/
setup_create_existing_cluster.go
147 lines (140 loc) · 4.62 KB
/
setup_create_existing_cluster.go
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/*
* Copyright (c) 2019 WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
*
* WSO2 Inc. licenses this file to you under the Apache License,
* Version 2.0 (the "License"); you may not use this file except
* in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package main
import (
"fmt"
"regexp"
"github.com/spf13/cobra"
"cellery.io/cellery/components/cli/cli"
"cellery.io/cellery/components/cli/pkg/commands/setup"
"cellery.io/cellery/components/cli/pkg/constants"
"cellery.io/cellery/components/cli/pkg/runtime"
"cellery.io/cellery/components/cli/pkg/util"
)
func newSetupCreateOnExistingClusterCommand(cli cli.Cli, isComplete *bool) *cobra.Command {
var isPersistentVolume = false
var hasNfsStorage = false
var isLoadBalancerIngressMode = false
var nfs runtime.Nfs
var db runtime.MysqlDb
var nfsServerIp = ""
var fileShare = ""
var dbHostName = ""
var dbUserName = ""
var dbPassword = ""
var nodePortIpAddress = ""
cmd := &cobra.Command{
Use: "existing",
Short: "Create a Cellery runtime in existing cluster",
Args: func(cmd *cobra.Command, args []string) error {
if nodePortIpAddress != "" {
isNodePortIpAddressValid, err := regexp.MatchString(fmt.Sprintf("^%s$", constants.IpAddressPattern), nodePortIpAddress)
if err != nil || !isNodePortIpAddressValid {
return fmt.Errorf("expects a valid nodeport ip address, received %s", nodePortIpAddress)
}
}
return nil
},
PreRunE: func(cmd *cobra.Command, args []string) error {
hasNfsStorage = useNfsStorage(nfsServerIp, fileShare, dbHostName, dbUserName, dbPassword)
if hasNfsStorage {
nfs = runtime.Nfs{NfsServerIp: nfsServerIp, FileShare: "/" + fileShare}
db = runtime.MysqlDb{DbHostName: dbHostName, DbUserName: dbUserName, DbPassword: dbPassword}
}
return validateUserInputForExistingCluster(hasNfsStorage, nfsServerIp, fileShare, dbHostName, dbUserName,
dbPassword)
},
Run: func(cmd *cobra.Command, args []string) {
if err := setup.RunSetupCreateCelleryRuntime(cli, *isComplete, isPersistentVolume, hasNfsStorage, isLoadBalancerIngressMode,
nfs, db, nodePortIpAddress); err != nil {
util.ExitWithErrorMessage("Cellery setup create existing command failed", err)
}
},
Example: " cellery setup create existing",
}
cmd.Flags().BoolVar(&isPersistentVolume, "persistent", false, "Persistent volume")
cmd.Flags().BoolVar(&isLoadBalancerIngressMode, "loadbalancer", false,
"Ingress mode is load balancer")
cmd.Flags().StringVar(&nfsServerIp, "nfsServerIp", "", "NFS Server Ip")
cmd.Flags().StringVar(&fileShare, "nfsFileshare", "", "NFS file share")
cmd.Flags().StringVar(&dbHostName, "dbHost", "", "Database host")
cmd.Flags().StringVar(&dbUserName, "dbUsername", "", "Database user name")
cmd.Flags().StringVar(&dbPassword, "dbPassword", "", "Database password")
cmd.Flags().StringVar(&nodePortIpAddress, "nodePortIp", "", "NodePort Ip Address")
return cmd
}
func validateUserInputForExistingCluster(hasNfsStorage bool, nfsServerIp, fileShare, dbHostName, dbUserName,
dbPassword string) error {
var valid = true
var errMsg string
if hasNfsStorage {
errMsg = "Missing input:"
if nfsServerIp == "" {
errMsg += " nfsServerIp,"
valid = false
}
if fileShare == "" {
errMsg += " nfsFileshare,"
valid = false
}
if dbHostName == "" {
errMsg += " dbHost,"
valid = false
}
if dbUserName == "" {
errMsg += " dbUsername,"
valid = false
}
if dbPassword == "" {
errMsg += " dbPassword,"
valid = false
}
} else {
errMsg = "Unexpected input:"
if nfsServerIp != "" {
errMsg += " --nfsServerIp " + nfsServerIp + ","
valid = false
}
if fileShare != "" {
errMsg += " --nfsFileshare " + fileShare + ","
valid = false
}
if dbHostName != "" {
errMsg += " --dbHost " + dbHostName + ","
valid = false
}
if dbUserName != "" {
errMsg += " --dbUsername " + dbUserName + ","
valid = false
}
if dbPassword != "" {
errMsg += " --dbPassword " + dbPassword + ","
valid = false
}
}
if !valid {
return fmt.Errorf(errMsg)
}
return nil
}
func useNfsStorage(nfsServerIp, fileShare, dbHostName, dbUserName, dbPassword string) bool {
if nfsServerIp != "" || fileShare != "" || dbHostName != "" || dbUserName != "" || dbPassword != "" {
return true
}
return false
}