mirror of https://github.com/docker/compose.git
110 lines
2.4 KiB
Go
110 lines
2.4 KiB
Go
/*
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Copyright 2020 Docker Compose CLI authors
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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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,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package compatibility
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import (
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"fmt"
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"os"
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"github.com/docker/compose/v2/cmd/compose"
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)
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func getCompletionCommands() []string {
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return []string{
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"__complete",
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"__completeNoDesc",
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}
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}
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func getBoolFlags() []string {
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return []string{
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"--debug", "-D",
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"--verbose",
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"--tls",
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"--tlsverify",
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}
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}
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func getStringFlags() []string {
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return []string{
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"--tlscacert",
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"--tlscert",
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"--tlskey",
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"--host", "-H",
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"--context",
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"--log-level",
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}
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}
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// Convert transforms standalone docker-compose args into CLI plugin compliant ones
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func Convert(args []string) []string {
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var rootFlags []string
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command := []string{compose.PluginName}
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l := len(args)
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for i := 0; i < l; i++ {
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arg := args[i]
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if contains(getCompletionCommands(), arg) {
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command = append([]string{arg}, command...)
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continue
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}
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if len(arg) > 0 && arg[0] != '-' {
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// not a top-level flag anymore, keep the rest of the command unmodified
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if arg == compose.PluginName {
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i++
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}
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command = append(command, args[i:]...)
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break
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}
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switch arg {
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case "--verbose":
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arg = "--debug"
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case "-h":
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// docker cli has deprecated -h to avoid ambiguity with -H, while docker-compose still support it
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arg = "--help"
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case "--version", "-v":
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// redirect --version pseudo-command to actual command
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arg = "version"
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}
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if contains(getBoolFlags(), arg) {
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rootFlags = append(rootFlags, arg)
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continue
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}
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if contains(getStringFlags(), arg) {
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i++
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if i >= l {
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fmt.Fprintf(os.Stderr, "flag needs an argument: '%s'\n", arg)
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os.Exit(1)
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}
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rootFlags = append(rootFlags, arg, args[i])
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continue
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}
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command = append(command, arg)
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}
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return append(rootFlags, command...)
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}
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func contains(array []string, needle string) bool {
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for _, val := range array {
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if val == needle {
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return true
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}
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}
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return false
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}
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