99 lines
3.3 KiB
Go
99 lines
3.3 KiB
Go
// Copyright 2023 Cloudbase Solutions SRL
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//
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// Licensed under the Apache License, Version 2.0 (the "License"); you may
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// not use this file except in compliance with the License. You may obtain
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// a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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// License for the specific language governing permissions and limitations
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// under the License.
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package common
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import (
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"bytes"
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"encoding/json"
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"errors"
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"fmt"
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"io"
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"os"
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gErrors "github.com/cloudbase/garm-provider-common/errors"
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"github.com/cloudbase/garm-provider-common/params"
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"github.com/mattn/go-isatty"
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)
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type ExecutionCommand string
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const (
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CreateInstanceCommand ExecutionCommand = "CreateInstance"
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DeleteInstanceCommand ExecutionCommand = "DeleteInstance"
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GetInstanceCommand ExecutionCommand = "GetInstance"
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ListInstancesCommand ExecutionCommand = "ListInstances"
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StartInstanceCommand ExecutionCommand = "StartInstance"
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StopInstanceCommand ExecutionCommand = "StopInstance"
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RemoveAllInstancesCommand ExecutionCommand = "RemoveAllInstances"
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GetVersionCommand ExecutionCommand = "GetVersion"
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)
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// V0.1.1 commands
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const (
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GetSupportedInterfaceVersionsCommand ExecutionCommand = "GetSupportedInterfaceVersions"
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ValidatePoolInfoCommand ExecutionCommand = "ValidatePoolInfo"
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GetConfigJSONSchemaCommand ExecutionCommand = "GetConfigJSONSchema"
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GetExtraSpecsJSONSchemaCommand ExecutionCommand = "GetExtraSpecsJSONSchema"
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)
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const (
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// ExitCodeNotFound is an exit code that indicates a Not Found error
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ExitCodeNotFound int = 30
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// ExitCodeDuplicate is an exit code that indicates a duplicate error
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ExitCodeDuplicate int = 31
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)
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func GetBoostrapParamsFromStdin(c ExecutionCommand) (params.BootstrapInstance, error) {
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var bootstrapParams params.BootstrapInstance
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if c == CreateInstanceCommand {
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if isatty.IsTerminal(os.Stdin.Fd()) || isatty.IsCygwinTerminal(os.Stdin.Fd()) {
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return params.BootstrapInstance{}, fmt.Errorf("%s requires data passed into stdin", CreateInstanceCommand)
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}
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var data bytes.Buffer
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if _, err := io.Copy(&data, os.Stdin); err != nil {
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return params.BootstrapInstance{}, fmt.Errorf("failed to copy bootstrap params")
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}
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if data.Len() == 0 {
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return params.BootstrapInstance{}, fmt.Errorf("%s requires data passed into stdin", CreateInstanceCommand)
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}
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if err := json.Unmarshal(data.Bytes(), &bootstrapParams); err != nil {
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return params.BootstrapInstance{}, fmt.Errorf("failed to decode instance params: %w", err)
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}
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if bootstrapParams.ExtraSpecs == nil {
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// Initialize ExtraSpecs as an empty JSON object
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bootstrapParams.ExtraSpecs = json.RawMessage([]byte("{}"))
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}
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return bootstrapParams, nil
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}
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// If the command is not CreateInstance, we don't need to read from stdin
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return params.BootstrapInstance{}, nil
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}
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func ResolveErrorToExitCode(err error) int {
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if err != nil {
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if errors.Is(err, gErrors.ErrNotFound) {
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return ExitCodeNotFound
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} else if errors.Is(err, gErrors.ErrDuplicateEntity) {
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return ExitCodeDuplicate
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}
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return 1
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}
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return 0
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}
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