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(kadm5_log_set_version, kadm5_log_reinit, kadm5_log_nop,

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kadm5_log_replay_nop): add


git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@8318 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Assar Westerlund
2000-06-05 17:04:54 +00:00
parent de3fbccd8d
commit d96fcfdae2
1 changed files with 79 additions and 1 deletions
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80
lib/kadm5/log.c
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@@ -1,5 +1,5 @@
/*
* Copyright (c) 1997, 1998, 1999 Kungliga Tekniska H<>gskolan
* Copyright (c) 1997 - 2000 Kungliga Tekniska H<>gskolan
* (Royal Institute of Technology, Stockholm, Sweden).
* All rights reserved.
*
@@ -72,6 +72,15 @@ kadm5_log_get_version (int fd,
return 0;
}
kadm5_ret_t
kadm5_log_set_version (kadm5_server_context *context, u_int32_t vno)
{
kadm5_log_context *log_context = &context->log_context;
log_context->version = vno;
return 0;
}
kadm5_ret_t
kadm5_log_init (kadm5_server_context *context)
{
@@ -97,6 +106,30 @@ kadm5_log_init (kadm5_server_context *context)
return 0;
}
kadm5_ret_t
kadm5_log_reinit (kadm5_server_context *context)
{
int fd;
kadm5_log_context *log_context = &context->log_context;
if (log_context->log_fd != -1) {
close (log_context->log_fd);
log_context->log_fd = -1;
}
fd = open (log_context->log_file, O_RDWR | O_CREAT | O_TRUNC, 0600);
if (fd < 0)
return errno;
if (flock (fd, LOCK_EX) < 0) {
close (fd);
return errno;
}
log_context->version = 0;
log_context->log_fd = fd;
return 0;
}
kadm5_ret_t
kadm5_log_end (kadm5_server_context *context)
{
@@ -562,6 +595,49 @@ kadm5_log_replay_modify (kadm5_server_context *context,
return ret;
}
/*
* Add a `nop' operation to the log.
*/
kadm5_ret_t
kadm5_log_nop (kadm5_server_context *context)
{
krb5_storage *sp;
kadm5_ret_t ret;
kadm5_log_context *log_context = &context->log_context;
sp = krb5_storage_emem();
ret = kadm5_log_preamble (context, sp, kadm_nop);
if (ret) {
krb5_storage_free (sp);
return ret;
}
ret = kadm5_log_postamble (log_context, sp);
if (ret) {
krb5_storage_free (sp);
return ret;
}
ret = kadm5_log_flush (log_context, sp);
krb5_storage_free (sp);
if (ret)
return ret;
ret = kadm5_log_end (context);
return ret;
}
/*
* Read a `nop' log operation from `sp' and apply it.
*/
kadm5_ret_t
kadm5_log_replay_nop (kadm5_server_context *context,
u_int32_t ver,
u_int32_t len,
krb5_storage *sp)
{
return 0;
}
/*
* Call `func' for each log record in the log in `context'
*/
@@ -660,6 +736,8 @@ kadm5_log_replay (kadm5_server_context *context,
return kadm5_log_replay_rename (context, ver, len, sp);
case kadm_modify :
return kadm5_log_replay_modify (context, ver, len, sp);
case kadm_nop :
return kadm5_log_replay_nop (context, ver, len, sp);
default :
return KADM5_FAILURE;
}