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List:       fuse-devel
Subject:    Re: [fuse-devel] fuse can not be mounted by systemd
From:       Anudorannador <anudorannador () gmail ! com>
Date:       2017-06-26 3:14:11
Message-ID: CAOi79+ZyGT06R4YumVDHiy9g7ZvAMHjOT5QfypQr91gDANWVyg () mail ! gmail ! com
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Oh, I've found the reason: remove `PrivateTmp=true' and solved. :)

2017-06-24 1:14 GMT+08:00 Nikolaus Rath <Nikolaus@rath.org>:
> On Jun 23 2017, Anudorannador <anudorannador-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> wrote:
>> Hi !
>> I wrote a program, and there is a pice of the code:
>> ```
>>     char *fa[] = { "-f", "-odefault_permissions", "-oallow_other", NULL};
>>
>>     struct fuse_args fuse_args = FUSE_ARGS_INIT(sizeof
>> (fa)/sizeof(gpointer) - 1, fa);
>>
>>     struct fuse_chan *fuse_chan = fuse_mount(CFSDIR, &fuse_args);
>>     if (!fuse_chan) {
>>             fprintf("fuse_mount error: %s", strerror(errno));
>>             exit(-1);
>>     }
>>
>>     if (!(fuse = fuse_new(fuse_chan, &fuse_args, &fuse_ops,
>> sizeof(fuse_ops), NULL))) {
>>             fprintf("fuse_new error: %s", strerror(errno));
>>             exit(-1);
>>     }
>>
>>     fuse_set_signal_handlers(fuse_get_session(fuse));
>>     ...
>>     while(1){ ... }
>> ```
>> When I run the program by cmd, that is:
>>     # ./myprog
>> It works well. CFSDIR, which is a macro of '/etc/xxx', is mounted:
>>     # df -h | grep /etc/xxx
>>     # /dev/fuse  30M   12K   30M   1% /etc/xxx
>> The question is when I use systemd to start it :
>>     # systemctl start myprog.service
>> it seems fine, no error but dirctory /etc/xxx not be mounted.
>> And catch nothing with command `df -h | grep /etc/xxx`
>>
>> Here is my service:
>> ```
>> [Unit]
>> Description=xxx
>> ConditionPathIsMountPoint=!/etc/xxx
>> After=network.service
>>
>> [Service]
>> Type=simple
>> ExecStart=/usr/bin/myprog
>> PrivateTmp=true
>>
>> [Install]
>> WantedBy=multi-user.target
>> ```
>>
>> Could you please help me ? Thanks.
>
> Your program seems to daemonize, yet your service file claims its of
> Type=simple. You probably have to either define it as Type=forking or
> (better) change your program to not daemonize.
>
> Also, systemctl status myprogr.service should give you more details.
>
> Best,
> -Nikolaus
>
> --
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