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From: "Christopher M. Miles" <numbchild@gmail.com>
To: Ihor Radchenko <yantar92@posteo.net>
Cc: "Christopher M. Miles" <numbchild@gmail.com>,
	emacs-orgmode@gnu.org, Karl Voit <devnull@Karl-Voit.at>
Subject: Re: [EasyPG (epa)] Emacs can't save modified encrypted file
Date: Wed, 03 May 2023 18:40:15 +0800	[thread overview]
Message-ID: <m2a5ylr8f8.fsf@numbchild@gmail.com> (raw)
In-Reply-To: <87354esdhk.fsf@localhost>

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Ihor Radchenko <yantar92@posteo.net> writes:

> "Christopher M. Miles" <numbchild@gmail.com> writes:
>
>>> Do you have any issues decrypting and encrypting files from command
>>> line? If no, what about from M-x shell? If yet no, what if you call gpg
>>> via `start-process'?
>>>
>>
>> - [X] test decrypt & encrypt in terminal with gpg command. -> works fine.
>>
>> - [X] test decrypt & encrypt in Emacs =[M-x shell]= with gpg command. -> works fine.
>> ...
>> - [X] test decrypt & encrypt in Emacs with ~start-process~ -> works fine
>
> Ok. The further step we can try is following what epg does.
> I am now looking into `epg--start' source code and I note
> `epg-debug' variable, which might provide some more info to think about.
> Also, note the `make-process' call in `epg--start' - you may try to run
> it manually, similar to `start-process' and check if it fails. (For me,
> :connection-type 'pipe part is a bit fishy - I recall there were some
> quirks related to it;
> https://debbugs.gnu.org/cgi/bugreport.cgi?bug=44824 ... but it was the
> opposite to having 'pipe AFAIR).

Ok, I followed your suggestions, did following steps.

- [X] toggle option ~epg-debug~

  #+begin_src emacs-lisp
  (setq epg-debug t)
  #+end_src

  #+begin_example :file "*epg-debug*"
  GPG_AGENT_INFO is not set
  /opt/homebrew/bin/gpg --no-tty --status-fd 1 --yes --enable-progress-filter --command-fd 0 --output /var/folders/ym/f3v5_yk1279g5ls70x3hzblh0000gn/T/epg-outputMMP3Zp --pinentry-mode loopback --decrypt -- /Users/stardiviner/.config/emacs/secrets/authinfo.gpg
  [GNUPG:] PROGRESS /Users/stardiviner/. ? 0 1204 B
  [GNUPG:] ENC_TO AEDA8A17BB08B786 1 0
  [GNUPG:] ENC_TO 0251FA6886EB6B77 1 0
  [GNUPG:] KEY_CONSIDERED F09F650D7D674819892591401B5DF1C95AE89AC3 0
  [GNUPG:] KEY_CONSIDERED 9BAA92BCCDDDB9EF3B36CB99B8C4B8E547C32433 0
  [GNUPG:] KEY_CONSIDERED F09F650D7D674819892591401B5DF1C95AE89AC3 0
  [GNUPG:] KEY_CONSIDERED F09F650D7D674819892591401B5DF1C95AE89AC3 0
  [GNUPG:] DECRYPTION_KEY 32A8581A6E137ABD26DA2F570251FA6886EB6B77 F09F650D7D674819892591401B5DF1C95AE89AC3 u
  [GNUPG:] NO_SECKEY AEDA8A17BB08B786
  [GNUPG:] BEGIN_DECRYPTION
  [GNUPG:] DECRYPTION_INFO 2 7 0
  [GNUPG:] PROGRESS /Users/stardiviner/. ? 1204 1204 B
  [GNUPG:] PLAINTEXT 62 1682998161 
  [GNUPG:] DECRYPTION_OKAY
  [GNUPG:] GOODMDC
  [GNUPG:] END_DECRYPTION
  GPG_AGENT_INFO is not set
  /opt/homebrew/bin/gpg --no-tty --status-fd 1 --yes --enable-progress-filter --command-fd 0 --output /var/folders/ym/f3v5_yk1279g5ls70x3hzblh0000gn/T/epg-outputE3zoeh --pinentry-mode loopback --encrypt -r 1B5DF1C95AE89AC3 -r B8C4B8E547C32433
  [GNUPG:] KEY_CONSIDERED F09F650D7D674819892591401B5DF1C95AE89AC3 0
  [GNUPG:] KEY_CONSIDERED 9BAA92BCCDDDB9EF3B36CB99B8C4B8E547C32433 0
  [GNUPG:] KEY_CONSIDERED F09F650D7D674819892591401B5DF1C95AE89AC3 0
  GPG_AGENT_INFO is not set
  /opt/homebrew/bin/gpg --no-tty --status-fd 1 --yes --enable-progress-filter --command-fd 0 --output /var/folders/ym/f3v5_yk1279g5ls70x3hzblh0000gn/T/epg-outputxPZRrb --pinentry-mode loopback --encrypt -r 1B5DF1C95AE89AC3 -r B8C4B8E547C32433
  [GNUPG:] KEY_CONSIDERED F09F650D7D674819892591401B5DF1C95AE89AC3 0
  [GNUPG:] KEY_CONSIDERED 9BAA92BCCDDDB9EF3B36CB99B8C4B8E547C32433 0
  [GNUPG:] KEY_CONSIDERED F09F650D7D674819892591401B5DF1C95AE89AC3 0
  #+end_example

- [X] test the debug output buffer printed full command in terminal. (remove =--output= option to see the output)

  #+begin_src sh :eval no
  gpg --no-tty --status-fd 1 --yes --enable-progress-filter --command-fd 0 --pinentry-mode loopback --decrypt -- /Users/stardiviner/.config/emacs/secrets/authinfo.gpg
  # after input password, it decrypted success
  #+end_src
    
  The encrypt command seems missing input file.

  #+begin_src sh :eval no
  gpg --no-tty --status-fd 1 --yes --enable-progress-filter --command-fd 0 --pinentry-mode loopback --encrypt -r 1B5DF1C95AE89AC3 -r B8C4B8E547C32433
  #+end_src

- [X] I look into ~epg--start~ source code. note the ~make-process~ call in ~epg--start~ - you may try to
  run it manually, similar to ~start-process~ and check if it fails. (For me, ~:connection-type 'pipe~
  part is a bit fishy.)

  #+begin_src emacs-lisp :eval no
  ;;; `epg-start-encrypt' -> `epg--start'
  (let ((context
         #s(epg-context :protocol OpenPGP :program "/opt/homebrew/bin/gpg" :home-directory nil :armor nil :textmode nil :include-certs nil :cipher-algorithm nil :digest-algorithm nil :compress-algorithm nil :passphrase-callback (epa-file-passphrase-callback-function . "/Users/stardiviner/.config/emacs/secrets/authinfo.gpg") :progress-callback (epa-progress-callback-function . "Encrypting /Users/stardiviner/.config/emacs/secrets/authinfo.gpg") :edit-callback nil :signers nil :sender nil :sig-notations nil :process nil :output-file "/var/folders/ym/f3v5_yk1279g5ls70x3hzblh0000gn/T/epg-outputsyLCLb" :result nil :operation encrypt :pinentry-mode loopback :error-output "" :error-buffer nil))
        (args '("--encrypt" #1="-r" "1B5DF1C95AE89AC3" #1# "B8C4B8E547C32433"))
        (error-process (make-pipe-process :name "epg-error"
                                          :buffer (generate-new-buffer " *epg-error*")
                                          ;; Suppress "XXX finished" line.
                                          :sentinel #'ignore
                                          :noquery t)))
    (make-process
     :name "epg"
     :buffer (generate-new-buffer " *epg*")
     :command (cons (epg-context-program context) args)
     :connection-type 'pipe
     :coding 'raw-text
     :filter #'epg--process-filter
     :stderr error-process
     :noquery t))
  #+end_src

- [X] record screen record for edebug process (430M), then compress big recorded video (~170M).

  I uploaded to here: https://file.io/5fvOAbW5DPi6

-- 

[ stardiviner ]
I try to make every word tell the meaning that I want to express without misunderstanding.

Blog: https://stardiviner.github.io/
IRC(libera.chat, freenode): stardiviner, Matrix: stardiviner
GPG: F09F650D7D674819892591401B5DF1C95AE89AC3

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  reply	other threads:[~2023-05-03 10:56 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-04-30 20:21 [PATCH] org-crypt-decrypt-entry: Apply initial visibility upon decryption Ihor Radchenko
2023-05-01  3:41 ` [SUGGESTION] " Christopher M. Miles
2023-05-01  7:50   ` Ihor Radchenko
2023-05-01 11:32     ` Christopher M. Miles
2023-05-01 11:46       ` Ihor Radchenko
2023-05-01 12:26         ` Christopher M. Miles
2023-05-01 12:38           ` Ihor Radchenko
2023-05-01 13:12             ` Christopher M. Miles
2023-05-01 13:38               ` Ihor Radchenko
2023-05-01 19:10                 ` Christopher M. Miles
2023-05-01 19:18                   ` Ihor Radchenko
     [not found]             ` <m2sfcgmbpo.fsf@numbchild>
2023-05-02  4:00               ` [EasyPG (epa)] Emacs can't save modified encrypted file Christopher M. Miles
2023-05-02 11:57                 ` Ihor Radchenko
2023-05-02 17:38                   ` Christopher M. Miles
2023-05-02 20:08                     ` Ihor Radchenko
2023-05-03 10:40                       ` Christopher M. Miles [this message]
2023-05-03 12:08                         ` Ihor Radchenko
2023-05-03 16:51                           ` Christopher M. Miles
2023-05-03 17:02                             ` Ihor Radchenko
2023-05-03 17:29                               ` [Uploaded Edebug video] " Christopher M. Miles
2023-05-03 19:08                                 ` Ihor Radchenko
2023-05-04  2:28                                   ` Christopher M. Miles
2023-05-04 17:28                                     ` Ihor Radchenko
2023-05-05  6:30                                       ` Christopher M. Miles
2023-05-05  8:36                                         ` Ihor Radchenko
2023-05-05 13:20                                           ` Christopher M. Miles
2023-05-05 15:29                                           ` Christopher M. Miles
2023-05-15 13:38 ` [PATCH] org-crypt-decrypt-entry: Apply initial visibility upon decryption Ihor Radchenko
2023-05-15 15:56 ` Christopher M. Miles

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