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Completely revamped the litmusctl workflow (#16)
* Refactored litmusctl Signed-off-by: Raj Das <[email protected]> * Refactored litmusctl Signed-off-by: Raj Das <[email protected]> * litmusctl refactor Signed-off-by: Raj Das <[email protected]> * litmusctl refactor Signed-off-by: Raj Das <[email protected]> * adding few commands Signed-off-by: Raj Das <[email protected]> * gofmt Signed-off-by: Raj Das <[email protected]> * adding config flag in litmusctl Signed-off-by: Raj Das <[email protected]> * goimport fix Signed-off-by: Raj Das <[email protected]> * add version cmd Signed-off-by: Raj Das <[email protected]> * add version cmd Signed-off-by: Raj Das <[email protected]> * removing old pkg and adding help doc Signed-off-by: Raj Das <[email protected]> * go mod tidy Signed-off-by: Raj Das <[email protected]> * Code changes Signed-off-by: Raj Das <[email protected]> * fixing bch Signed-off-by: Raj Das <[email protected]> * adding license, improving bch and gofmt Signed-off-by: Raj Das <[email protected]> * adding help doc Signed-off-by: Raj Das <[email protected]> * Adding auto project creation Signed-off-by: Raj Das <[email protected]> * fixing lint issues Signed-off-by: Raj Das <[email protected]> * fixing lint issues Signed-off-by: Raj Das <[email protected]> * lint fix Signed-off-by: Raj Das <[email protected]> * minor changes in help doc Signed-off-by: Raj Das <[email protected]> * fix minor issue in GetModeType() Signed-off-by: Raj Das <[email protected]> * fixing review dog Signed-off-by: Raj Das <[email protected]>
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@@ -17,4 +17,4 @@ vendor/ | |
| platforms* | ||
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| #IDE | ||
| .idea | ||
| .idea | ||
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| Apache License | ||
| Version 2.0, January 2004 | ||
| http://www.apache.org/licenses/ | ||
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,212 @@ | ||
| /* | ||
| Copyright © 2021 The LitmusChaos Authors | ||
| Licensed 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 agent | ||
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| import ( | ||
| "fmt" | ||
| "os" | ||
| "strings" | ||
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| "github.com/litmuschaos/litmusctl/pkg/apis" | ||
| "github.com/litmuschaos/litmusctl/pkg/k8s" | ||
| "github.com/litmuschaos/litmusctl/pkg/types" | ||
| "github.com/litmuschaos/litmusctl/pkg/utils" | ||
| ) | ||
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| func PrintExistingAgents(agent apis.AgentData) { | ||
| fmt.Println("🚫 Agent with the given name already exists.") | ||
| // Print agent list if existing agent name is entered twice | ||
| fmt.Print("\n📘 Connected agents list -----------\n\n") | ||
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| for i := range agent.Data.GetAgent { | ||
| fmt.Println("-", agent.Data.GetAgent[i].AgentName) | ||
| } | ||
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| fmt.Println("\n-------------------------------------") | ||
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| fmt.Println("❗ Please enter a different name.") | ||
| } | ||
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| // GetProject display list of projects and returns the project id based on input | ||
| func GetProjectID(u apis.ProjectDetails) string { | ||
| var pid int | ||
| fmt.Println("\n✨ Projects List:") | ||
| for index := range u.Data.GetUser.Projects { | ||
| fmt.Printf("%d. %s\n", index+1, u.Data.GetUser.Projects[index].Name) | ||
| } | ||
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| repeat: | ||
| fmt.Print("\n🔎 Select Project: ") | ||
| fmt.Scanln(&pid) | ||
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| for pid < 1 || pid > len(u.Data.GetUser.Projects) { | ||
| fmt.Println("❗ Invalid Project. Please select a correct one.") | ||
| goto repeat | ||
| } | ||
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| return u.Data.GetUser.Projects[pid-1].ID | ||
| } | ||
|
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| // GetMode gets mode of agent installation as input | ||
| func GetModeType() string { | ||
| repeat: | ||
| var ( | ||
| cluster_no = 1 | ||
| namespace_no = 2 | ||
| mode = cluster_no | ||
| ) | ||
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| fmt.Println("\n🔌 Installation Modes:\n1. Cluster\n2. Namespace") | ||
| fmt.Print("\n👉 Select Mode [", utils.DefaultMode, "]: ") | ||
| fmt.Scanln(&mode) | ||
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| if mode == 1 { | ||
| return "cluster" | ||
| } | ||
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| if mode == 2 { | ||
| return "namespace" | ||
| } | ||
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| if (mode != cluster_no) || (mode != namespace_no) { | ||
| fmt.Println("🚫 Invalid mode. Please enter the correct mode") | ||
| goto repeat | ||
| } | ||
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| return utils.DefaultMode | ||
| } | ||
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| // GetAgentDetails take details of agent as input | ||
| func GetAgentDetails(mode string, pid string, c types.Credentials, kubeconfig *string) (types.Agent, error) { | ||
| var newAgent types.Agent | ||
| // Get agent name as input | ||
| fmt.Println("\n🔗 Enter the details of the agent ----") | ||
| // Label for goto statement in case of invalid agent name | ||
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| AGENT_NAME: | ||
| fmt.Print("🤷 Agent Name: ") | ||
| newAgent.AgentName = utils.Scanner() | ||
| if newAgent.AgentName == "" { | ||
| fmt.Println("⛔ Agent name cannot be empty. Please enter a valid name.") | ||
| goto AGENT_NAME | ||
| } | ||
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| // Check if agent with the given name already exists | ||
| agent, err := apis.GetAgentList(c, pid) | ||
| if err != nil { | ||
| return types.Agent{}, err | ||
| } | ||
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| var isAgentExist = false | ||
| for i := range agent.Data.GetAgent { | ||
| if newAgent.AgentName == agent.Data.GetAgent[i].AgentName { | ||
| fmt.Println(agent.Data.GetAgent[i].AgentName) | ||
| isAgentExist = true | ||
| } | ||
| } | ||
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| if isAgentExist { | ||
| PrintExistingAgents(agent) | ||
| goto AGENT_NAME | ||
| } | ||
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| // Get agent description as input | ||
| fmt.Print("📘 Agent Description: ") | ||
| newAgent.Description = utils.Scanner() | ||
| // Get platform name as input | ||
| newAgent.PlatformName = GetPlatformName(kubeconfig) | ||
| // Set agent type | ||
| newAgent.ClusterType = utils.AgentType | ||
| // Set project id | ||
| newAgent.ProjectId = pid | ||
| // Get namespace | ||
| newAgent.Namespace, newAgent.NsExists = k8s.ValidNs(mode, utils.ChaosAgentLabel, kubeconfig) | ||
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| return newAgent, nil | ||
| } | ||
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| func ValidateSAPermissions(mode string, kubeconfig *string) { | ||
| var ( | ||
| pems [2]bool | ||
| err error | ||
| resources [2]string | ||
| ) | ||
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| if mode == "cluster" { | ||
| resources = [2]string{"clusterrole", "clusterrolebinding"} | ||
| } else { | ||
| resources = [2]string{"role", "rolebinding"} | ||
| } | ||
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| for i, resource := range resources { | ||
| pems[i], err = k8s.CheckSAPermissions(k8s.CheckSAPermissionsParams{Verb: "create", Resource: resource, Print: true}, kubeconfig) | ||
| if err != nil { | ||
| fmt.Println(err) | ||
| } | ||
| } | ||
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| for _, pem := range pems { | ||
| if !pem { | ||
| fmt.Println("\n🚫 You don't have sufficient permissions.\n🙄 Please use a service account with sufficient permissions.") | ||
| os.Exit(1) | ||
| } | ||
| } | ||
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| fmt.Println("\n🌟 Sufficient permissions. Connecting Agent") | ||
| } | ||
|
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| // Summary display the agent details based on input | ||
| func Summary(agent types.Agent, kubeconfig *string) { | ||
| fmt.Printf("\n📌 Summary -------------------------- \nAgent Name: %s\nAgent Description: %s\nPlatform Name: %s\n", agent.AgentName, agent.Description, agent.PlatformName) | ||
| if ok, _ := k8s.NsExists(agent.Namespace, kubeconfig); ok { | ||
| fmt.Println("Namespace: ", agent.Namespace) | ||
| } else { | ||
| fmt.Println("Namespace: ", agent.Namespace, "(new)") | ||
| } | ||
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| if k8s.SAExists(k8s.SAExistsParams{Namespace: agent.Namespace, Serviceaccount: agent.ServiceAccount}, kubeconfig) { | ||
| fmt.Println("Service Account: ", agent.ServiceAccount) | ||
| } else { | ||
| fmt.Println("Service Account: ", agent.ServiceAccount, "(new)") | ||
| } | ||
|
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| fmt.Printf("\nInstallation Mode: %s\n-------------------------------------\n", agent.Mode) | ||
| } | ||
|
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| func ConfirmInstallation() { | ||
| var descision string | ||
| fmt.Print("\n🤷 Do you want to continue with the above details? [Y/N]: ") | ||
| fmt.Scanln(&descision) | ||
|
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| if strings.ToLower(descision) == "yes" || strings.ToLower(descision) == "y" { | ||
| fmt.Println("👍 Continuing agent connection!!") | ||
| } else { | ||
| fmt.Println("✋ Exiting agent connection!!") | ||
| os.Exit(1) | ||
| } | ||
| } | ||
|
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| func CreateRandomProject(cred types.Credentials) string { | ||
| rand, err := utils.GenerateRandomString(10) | ||
| utils.PrintError(err) | ||
|
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| projectName := cred.Username + "-" + rand | ||
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| project, err := apis.CreateProjectRequest(projectName, cred) | ||
| utils.PrintError(err) | ||
|
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| return project.Data.CreateProject.ID | ||
| } |
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