#pragma once

#include "config.h"

#include <string>
#include <list>
#include <set>

#include <boost/format.hpp>

/* Before 4.7, gcc's std::exception uses empty throw() specifiers for
 * its (virtual) destructor and what() in c++11 mode, in violation of spec
 */
#ifdef __GNUC__
#if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 7)
#define EXCEPTION_NEEDS_THROW_SPEC
#endif
#endif


namespace nix {


/* Inherit some names from other namespaces for convenience. */
using std::string;
using std::list;
using std::set;
using std::vector;
using boost::format;


struct FormatOrString
{
    string s;
    FormatOrString(const string & s) : s(s) { };
    FormatOrString(const format & f) : s(f.str()) { };
    FormatOrString(const char * s) : s(s) { };
};


/* BaseError should generally not be caught, as it has Interrupted as
   a subclass. Catch Error instead. */
class BaseError : public std::exception
{
protected:
    string prefix_; // used for location traces etc.
    string err;
public:
    unsigned int status; // exit status
    BaseError(const FormatOrString & fs, unsigned int status = 1);
#ifdef EXCEPTION_NEEDS_THROW_SPEC
    ~BaseError() throw () { };
    const char * what() const throw () { return err.c_str(); }
#else
    const char * what() const noexcept { return err.c_str(); }
#endif
    const string & msg() const { return err; }
    const string & prefix() const { return prefix_; }
    BaseError & addPrefix(const FormatOrString & fs);
};

#define MakeError(newClass, superClass) \
    class newClass : public superClass                  \
    {                                                   \
    public:                                             \
        newClass(const FormatOrString & fs, unsigned int status = 1) : superClass(fs, status) { }; \
    };

MakeError(Error, BaseError)

class SysError : public Error
{
public:
    int errNo;
    SysError(const FormatOrString & fs);
};


typedef list<string> Strings;
typedef set<string> StringSet;


/* Paths are just strings. */
typedef string Path;
typedef list<Path> Paths;
typedef set<Path> PathSet;


typedef enum {
    lvlError = 0,
    lvlInfo,
    lvlTalkative,
    lvlChatty,
    lvlDebug,
    lvlVomit
} Verbosity;


}
u</a>/<a href='/guix/log/gnu/services?id=2c3a0f248b5ce35da3d502f0cce555610d440772'>services</a>/<a href='/guix/log/gnu/services/ssh.scm?id=2c3a0f248b5ce35da3d502f0cce555610d440772'>ssh.scm</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/gnu/services/ssh.scm?id=2c3a0f248b5ce35da3d502f0cce555610d440772&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2021-06-20 16:44:08 +0200'>2021-06-20</span></td><td><a href='/guix/commit/gnu/services/ssh.scm?id=ef3f38ea0027f48feb6a29df131ac58bfbb46b7d'>services: openssh: Replace 'without-password' by 'prohibit-password'.</a><span class='msg-avail'>...<span class='msg-tooltip'>For some time, OpenSSH's option 'PermitRootLogin' has deprecated the
ambiguous argument 'without-password' with 'prohibit-password'.

* doc/guix.texi (Network Services): Replace 'without-password by
'prohibit-password.
* gnu/machine/digital-ocean.scm (guix-infect): Change system
configuration to use 'prohibit-password.
* gnu/services/ssh.scm (openssh-configuration): Change comment to use
'prohibit-password.
(openssh-config-file): Add support for 'prohibit-password to
'permit-root-login'.  Warn about deprecated 'without-password usage.
* gnu/tests/ganeti.scm (%ganeti-os): Replace 'without-password by
'prohibit-password.

Signed-off-by: Tobias Geerinckx-Rice &lt;me@tobias.gr&gt;
</span></span></td><td>Brice Waegeneire</td></tr>
<tr><td><span title='2020-12-11 19:06:53 +0100'>2020-12-11</span></td><td><a href='/guix/commit/gnu/services/ssh.scm?id=d8051557aee9fa252b015ff67cc15681e8540777'>Revert "services: openssh: Warn about 'password-authentication?' default."</a><span class='msg-avail'>...<span class='msg-tooltip'>This reverts commit aecd2a13cbd8301d0fdeafcacbf69e12cc3f6138 for two
reasons:

  1. The warning would fire every time (gnu services ssh) is loaded;

  2. There's still no clear consensus on the approach to follow as
     discussed in &lt;https://issues.guix.gnu.org/44808&gt;.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2020-12-07 12:48:26 +0100'>2020-12-07</span></td><td><a href='/guix/commit/gnu/services/ssh.scm?id=aecd2a13cbd8301d0fdeafcacbf69e12cc3f6138'>services: openssh: Warn about 'password-authentication?' default.</a><span class='msg-avail'>...<span class='msg-tooltip'>Fixes &lt;https://bugs.gnu.org/44808&gt;.
Reported by Christopher Lemmer Webber &lt;cwebber@dustycloud.org&gt;.

* gnu/services/ssh.scm (true-but-soon-false): New procedure.
(&lt;openssh-configuration&gt;)[password-authentication?]: Change default to
'true-but-soon-false'.
* gnu/installer/services.scm (%system-services): Explicitly set
'password-authentication?' to #f.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2020-10-01 10:15:29 +0300'>2020-10-01</span></td><td><a href='/guix/commit/gnu/services/ssh.scm?id=da6aec32cf13cf06cfda909c45f7f35625c4e3fa'>gnu: Add webssh service.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/services/ssh.scm:
(&lt;webssh-configuration&gt;): New record type.
(%webssh-configuration-nginx, webssh-service-type): New variables.
(webssh-account, webssh-activation, webssh-shepherd-service): New procedures.
* doc/guix.texi: Document this.
</span></span></td><td>Oleg Pykhalov</td></tr>
<tr><td><span title='2020-05-05 15:32:40 +0300'>2020-05-05</span></td><td><a href='/guix/commit/gnu/services/ssh.scm?id=051f3254cd56aa8f3cb65a7e35ef8578af2cd3c5'>gnu: Add AutoSSH service.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/services/ssh.scm (&lt;autossh-configuration&gt;): New record type.
(autossh-service-type): New variable.
(autossh-service-activation, autossh-file-name): New procedures.
* doc/guix.texi (Networking Services): Document this.

Signed-off-by: Oleg Pykhalov &lt;go.wigust@gmail.com&gt;
</span></span></td><td>pinoaffe</td></tr>
<tr><td><span title='2019-12-04 08:31:39 -0500'>2019-12-04</span></td><td><a href='/guix/commit/gnu/services/ssh.scm?id=1a7633c2397714c492482282da670e47f7dc8177'>services: SSH services: Provide 'ssh' and 'sshd' Shepherd services.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/services/ssh.scm (lsh-shepherd-service, dropbear-shepherd-service,
openssh-sheperd-service): Add 'ssh' and 'sshd' to provision.
</span></span></td><td>Leo Famulari</td></tr>