From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mout.kundenserver.de (mout.kundenserver.de [212.227.17.10]) by sourceware.org (Postfix) with ESMTPS id 8FDD53890438 for ; Sun, 9 Jan 2022 23:26:34 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 8FDD53890438 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=towo.net Authentication-Results: sourceware.org; spf=none smtp.mailfrom=towo.net Received: from [192.168.178.72] ([91.65.221.56]) by mrelayeu.kundenserver.de (mreue109 [212.227.15.183]) with ESMTPSA (Nemesis) id 1MpDRp-1ma5FX2l8Z-00qg2P for ; Mon, 10 Jan 2022 00:26:32 +0100 Message-ID: <5b64627d-bc3c-7339-e310-af6d568cb6c5@towo.net> Date: Mon, 10 Jan 2022 00:26:32 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Thunderbird/91.4.1 Subject: Re: permission 600 To: cygwin@cygwin.com References: <13484389.1228247.1641769990069.JavaMail.yahoo.ref@mail.yahoo.co.jp> <13484389.1228247.1641769990069.JavaMail.yahoo@mail.yahoo.co.jp> From: Thomas Wolff In-Reply-To: <13484389.1228247.1641769990069.JavaMail.yahoo@mail.yahoo.co.jp> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Provags-ID: V03:K1:DrdItz6+q0OSp6JdTkM3GeKLDLWZzD4PeWeI8QEY553VbOBw8CD SxBQ9erYyQVtGtVsMZuydI4jqjP8aUAKxUXS8y0LrJIn1A5Ed8gjFY/t/6juTqG/Ceml9Ku RUVZ88VN5Dl/lcXdAALU98PryzJXewU4FX8ecpeLiOpKx5gHOZs+XW+nFuMV/Ddd86vZXNI 9tIvXT8kkPxWdrdYKOAKA== X-UI-Out-Filterresults: notjunk:1;V03:K0:8zgb43HqP5U=:buQScSusdMo2Ro5iOjztIu lh4Mda7mtxZKkEiX4r05sgzQcgVx0AIb6LEC/aIhLgeJBoNzkRIVPlvgLGaETsx7I/zJG47WU n2sBLVy002K/R8YYm/0jHugwkJjVpXipFDa40xggEO0Vh8i7mo9wuTPEjUUaAurHDFDXhnluM di+5yoynji0KIUZRXL3GfUJ4Iry3rpaAYee1mhW1tSwzabIcO27M0osa3aXKpqMwyToWA3P6D 4q4e05oLQaoaCVtkLcyRMtNQFYCfHKh3P9WjiaUpqrnm9tJUYTd1Mo/t7bloQSA8f90eisFv9 6Mv/7HOACqbCHNXjpXuMb3PXClptWZShmjJyZVSEvObEyDZTQbonqScJVpusuHjwR7Jswu0PY MmgvkrtW9xBmVip+2p+SMhSP01StCVftcbudw6mJ9yFQowEN+ImPrmNO5Cbwfgci4bQIlidHZ l76+moA5ruqF8wCZgpEEdkkJDV8Kid1ui7qgcD0CqS8IaL2u8TJDWsavWGp77W2hdtOUm4ZS4 ujqnuKgFpSDAsIye4Oc1ZxCqx4yf0L7vFXiDIxAmm3JzpvIHg7qM77oF5pRm31vD6LDtkZNI3 vlqgmuYJvGD0xYhbcdmy/qJcuTOE6uUwC3JiYzTeFbhwxvKx/U6LFafM0l0o+RSu0oBUqdg7U SQ3NWFQrC3RnmQq1QjBTAknpv+OuSu2sIDQwjfkRyPWNCv4dBlKoD6SWYgDS/XSaksNs= X-Spam-Status: No, score=-2.2 required=5.0 tests=BAYES_00, KAM_DMARC_STATUS, KAM_LAZY_DOMAIN_SECURITY, KAM_NUMSUBJECT, NICE_REPLY_A, RCVD_IN_MSPIKE_H2, SPF_HELO_NONE, SPF_NONE, TXREP autolearn=no autolearn_force=no version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on server2.sourceware.org X-BeenThere: cygwin@cygwin.com X-Mailman-Version: 2.1.29 Precedence: list List-Id: General Cygwin discussions and problem reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 09 Jan 2022 23:26:36 -0000 Am 10.01.2022 um 00:13 schrieb Tatsuro MATSUOKA: >> ----- Original Message ----- >> >> From: "Eliot Moss" >> To: "cygwin >> Date: 2022/01/09 日 20:26 >> Subject: Re: permission 600 >> >> >> On 1/9/2022 6:11 AM, Tatsuro MATSUOKA wrote: >>>> ----- Original Message ----- >>>> >>>> From: "Thomas Wolff" >>>> Date: 2022/01/09 日 17:51 >>>> Subject: Re: permission 600 >>>> Am 09.01.2022 um 07:10 schrieb Tatsuro MATSUOKA: >>>>>> ----- Original Message ----- >>>>>> >>>>>> From: "Marco Atzeri" >>>>>> To: "cygwin> Date: 2022/01/09 日 14:39 >>>>>> Subject: Re: permission 600 >>>>>> >>>>>> >>>>>> On 09.01.2022 06:28, Tatsuro MATSUOKA wrote: >>>>>>> $ echo aaa > test.txt >>>>>>> $ ls -l test.txt >>>>>>> -rw-r--r-- 1 user user 4 Jan 9 14:07 test.txt >>>>>>> $ chmod 600 test.txt >>>>>>> $ ls -l test.txt >>>>>>> -rw-r--r-- 1 user user 4 Jan 9 14:07 test.txt >>>>>> it works for me >>>>>> >>>>>> $ ls -l test.txt >>>>>> -rw-r--r-- 1 Marco Kein 4 Jan 9 06:35 test.txt >>>>>> >>>>>> $ chmod 600 test.txt >>>>>> >>>>>> $ ls -l test.txt >>>>>> -rw------- 1 Marco Kein 4 Jan 9 06:35 test.txt >>>>>> >>>>>> I suspect that having user and group called same >>>>>> is the clue >>>>>> >>>>> Ah! Thanks! >>>>> >>>>> Tatsuro >>>> Did you verify it by using different names? >>>> It can hardly be an explanation by POSIX means. If so, it must be some >>>> weird consequence of Windows-specific stuff. Maybe a workaround could be >>>> found for cygwin? >>> I made another windows account and sign in PC with different user name. >>> But result for chmod 600 gave the same results. >>> I found the workaround for jupyter by readind the code of "paths.py" in jupyter. >> You can find the underlying Window permissions using icacls. Cygwin >> has to set up some funky work-arounds to model some of the POSIX >> permissions - the two models are substantially different. Sometimes >> clearing back to some nominal Windows permissions and applying >> chmod again helps. "setfacl -b" can help clear out permissions, >> etc. Don't forget that permissions can be inherited from the >> containing directory as well. >> >> Other people may be able to offer more specific guidance, especially >> if you post the output of icacls. >> >> Best - Eliot Moss >> > Because my C drive is not enough, I installed cygwin into USB drive and make home directory on it. > chmod issue are story files on the usb drive. > On files on C drive, chmod 600 works as expected. > > My workround for jupyter changed : > export JUPYTER_ALLOW_INSECURE_WRITES=true > => > export JUPYTER_RUNTIME_DIR=/cygdrive/c/Users/user/AppData/Local/Temp > (/cygdrive/c/Users/user/AppData/Local/Temp "tmp" environmental variable value in my current environment.) > > For another usb drive, chmod works as expected. > chmod does not work => FAT32 > chmod works => NTFS I was about to ask... > I back up all files to the external HDD and format FAT32 drive to NTFS drive and back them. You can actually convert a USB drive to NTFS without copying files and reformatting, using $SYSTEMROOT/System32/convert