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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,69 @@ | ||
| /* | ||
| MIT License | ||
| Copyright (c) 2023-2024 The Trzsz SSH Authors. | ||
| Permission is hereby granted, free of charge, to any person obtaining a copy | ||
| of this software and associated documentation files (the "Software"), to deal | ||
| in the Software without restriction, including without limitation the rights | ||
| to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | ||
| copies of the Software, and to permit persons to whom the Software is | ||
| furnished to do so, subject to the following conditions: | ||
| The above copyright notice and this permission notice shall be included in all | ||
| copies or substantial portions of the Software. | ||
| THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
| IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
| FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
| AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
| LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
| OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | ||
| SOFTWARE. | ||
| */ | ||
|
|
||
| package tssh | ||
|
|
||
| import ( | ||
| "bytes" | ||
| "os/exec" | ||
| "strings" | ||
| "time" | ||
|
|
||
| "github.com/pquerna/otp/totp" | ||
| ) | ||
|
|
||
| func getOtpCommandOutput(command string) string { | ||
| argv, err := splitCommandLine(command) | ||
| if err != nil || len(argv) == 0 { | ||
| warning("split otp command failed: %v", err) | ||
| return "" | ||
| } | ||
| if enableDebugLogging { | ||
| for i, arg := range argv { | ||
| debug("otp command argv[%d] = %s", i, arg) | ||
| } | ||
| } | ||
| cmd := exec.Command(argv[0], argv[1:]...) | ||
| var outBuf, errBuf bytes.Buffer | ||
| cmd.Stdout = &outBuf | ||
| cmd.Stderr = &errBuf | ||
| if err := cmd.Run(); err != nil { | ||
| if errBuf.Len() > 0 { | ||
| warning("exec otp command failed: %v, %s", err, strings.TrimSpace(errBuf.String())) | ||
| } else { | ||
| warning("exec otp command failed: %v", err) | ||
| } | ||
| return "" | ||
| } | ||
| return strings.TrimSpace(outBuf.String()) | ||
| } | ||
|
|
||
| func getTotpCode(secret string) string { | ||
| code, err := totp.GenerateCode(secret, time.Now()) | ||
| if err != nil { | ||
| warning("generate totp code failed: %v", err) | ||
| return "" | ||
| } | ||
| return code | ||
| } |