[PATCH 1/2] lib: add xml logging

Keng-Yu Lin kengyu at canonical.com
Fri Jun 1 08:21:38 UTC 2012


On Fri, Jun 1, 2012 at 10:43 AM, IvanHu <ivan.hu at canonical.com> wrote:
> On 05/28/2012 11:01 PM, Colin King wrote:
>>
>> From: Colin Ian King<colin.king at canonical.com>
>>
>> Signed-off-by: Colin Ian King<colin.king at canonical.com>
>> ---
>>  doc/fwts.1                   |    2 +-
>>  src/lib/include/fwts_log.h   |    1 +
>>  src/lib/src/Makefile.am      |    1 +
>>  src/lib/src/fwts_framework.c |    4 +-
>>  src/lib/src/fwts_log.c       |    3 +
>>  src/lib/src/fwts_log_xml.c   |  186
>> ++++++++++++++++++++++++++++++++++++++++++
>>  6 files changed, 195 insertions(+), 2 deletions(-)
>>  create mode 100644 src/lib/src/fwts_log_xml.c
>>
>> diff --git a/doc/fwts.1 b/doc/fwts.1
>> index 0d773cd..09eee56 100644
>> --- a/doc/fwts.1
>> +++ b/doc/fwts.1
>> @@ -150,7 +150,7 @@ specify the information in each log line. The
>> following specifiers are available
>>  e.g. \-\-log\-format="%date %time [%field] (%owner): "
>>  .TP
>>  .B \-\-log\-type
>> -specify the log type. Currently plaintext and json log types are
>> available and the
>> +specify the log type. Currently plaintext, json and xml log types are
>> available and the
>>  default is plaintext.
>>  .TP
>>  .B \-\-lp\-tags
>> diff --git a/src/lib/include/fwts_log.h b/src/lib/include/fwts_log.h
>> index 8903bab..8027d41 100644
>> --- a/src/lib/include/fwts_log.h
>> +++ b/src/lib/include/fwts_log.h
>> @@ -81,6 +81,7 @@ typedef struct fwts_log_ops_t {
>>
>>  fwts_log_ops fwts_log_plaintext_ops;
>>  fwts_log_ops fwts_log_json_ops;
>> +fwts_log_ops fwts_log_xml_ops;
>>
>>  extern fwts_log_field fwts_log_filter;
>>  extern const char *fwts_log_format;
>> diff --git a/src/lib/src/Makefile.am b/src/lib/src/Makefile.am
>> index cae1f91..acea9cb 100644
>> --- a/src/lib/src/Makefile.am
>> +++ b/src/lib/src/Makefile.am
>> @@ -39,6 +39,7 @@ libfwts_la_SOURCES = \
>>        fwts_log.c \
>>        fwts_log_plaintext.c \
>>        fwts_log_json.c \
>> +       fwts_log_xml.c \
>>        fwts_memorymap.c \
>>        fwts_microcode.c \
>>        fwts_mmap.c \
>> diff --git a/src/lib/src/fwts_framework.c b/src/lib/src/fwts_framework.c
>> index 1fcd88e..2b42982 100644
>> --- a/src/lib/src/fwts_framework.c
>> +++ b/src/lib/src/fwts_framework.c
>> @@ -76,7 +76,7 @@ static fwts_option fwts_framework_options[] = {
>>        { "json-data-path",     "j:", 1, "Specify path to fwts json data
>> files - default is /usr/share/fwts." },
>>        { "lp-tags-log",        "",   0, "Output LaunchPad bug tags in
>> results log." },
>>        { "disassemble-aml",    "",   0, "Disassemble AML from DSDT and
>> SSDT tables." },
>> -       { "log-type",           "",   1, "Specify log type (plaintext or
>> json)." },
>> +       { "log-type",           "",   1, "Specify log type (plaintext,
>> json or xml)." },
>>        { NULL, NULL, 0, NULL }
>>  };
>>
>> @@ -1040,6 +1040,8 @@ int fwts_framework_options_handler(fwts_framework
>> *fw, int argc, char * const ar
>>                                fw->log_type = LOG_TYPE_PLAINTEXT;
>>                        else if (!strcmp(optarg, "json"))
>>                                fw->log_type = LOG_TYPE_JSON;
>> +                       else if (!strcmp(optarg, "xml"))
>> +                               fw->log_type = LOG_TYPE_XML;
>>                        else {
>>                                fprintf(stderr, "--log-type can be either
>> plaintext or json.\n");
>>                                return FWTS_ERROR;
>> diff --git a/src/lib/src/fwts_log.c b/src/lib/src/fwts_log.c
>> index 5331fff..2b11441 100644
>> --- a/src/lib/src/fwts_log.c
>> +++ b/src/lib/src/fwts_log.c
>> @@ -390,6 +390,9 @@ fwts_log *fwts_log_open(const char *owner, const char
>> *name, const char *mode, f
>>        case LOG_TYPE_PLAINTEXT:
>>                newlog->ops =&fwts_log_plaintext_ops;
>>                break;
>> +       case LOG_TYPE_XML:
>> +               newlog->ops =&fwts_log_xml_ops;
>> +               break;
>>        case LOG_TYPE_NONE:
>>        default:
>>                newlog->ops =&fwts_log_plaintext_ops;
>> diff --git a/src/lib/src/fwts_log_xml.c b/src/lib/src/fwts_log_xml.c
>> new file mode 100644
>> index 0000000..57b530b
>> --- /dev/null
>> +++ b/src/lib/src/fwts_log_xml.c
>> @@ -0,0 +1,186 @@
>> +/*
>> + * Copyright (C) 2010-2012 Canonical
>> + *
>> + * This program is free software; you can redistribute it and/or
>> + * modify it under the terms of the GNU General Public License
>> + * as published by the Free Software Foundation; either version 2
>> + * of the License, or (at your option) any later version.
>> + *
>> + * This program is distributed in the hope that it will be useful,
>> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
>> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
>> + * GNU General Public License for more details.
>> + *
>> + * You should have received a copy of the GNU General Public License
>> + * along with this program; if not, write to the Free Software
>> + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
>> 02110-1301, USA.
>> + *
>> + */
>> +
>> +#include<stdlib.h>
>> +#include<stdio.h>
>> +#include<stdarg.h>
>> +#include<string.h>
>> +#include<unistd.h>
>> +#include<sys/ioctl.h>
>> +#include<time.h>
>> +
>> +#include "fwts.h"
>> +
>> +#define MAX_XML_STACK  (64)
>> +#define XML_INDENT     (4)
>> +
>> +typedef struct {
>> +       const char *name;
>> +} fwts_log_xml_stack_t;
>> +
>> +static fwts_log_xml_stack_t xml_stack[MAX_XML_STACK];
>> +static int xml_stack_index = 0;
>> +
>> +/*
>> + *  fwts_log_vprintf_xml()
>> + *     vprintf to a log
>> + */
>> +static int fwts_log_vprintf_xml(fwts_log *log,
>> +       const fwts_log_field field,
>> +       const fwts_log_level level,
>> +       const char *status,
>> +       const char *label,
>> +       const char *prefix,
>> +       const char *fmt,
>> +       va_list args)
>> +{
>> +       char buffer[4096];
>> +       struct tm tm;
>> +       time_t now;
>> +       char *str;
>> +
>> +       if (!((field&  LOG_FIELD_MASK)&  fwts_log_filter))
>> +               return 0;
>> +
>> +       if (field&  (LOG_NEWLINE | LOG_SEPARATOR | LOG_DEBUG))
>>
>> +               return 0;
>> +
>> +       time(&now);
>> +       localtime_r(&now,&tm);
>> +
>> +       fprintf(log->fp, "%*s<logentry>\n", xml_stack_index * XML_INDENT,
>> "");
>> +
>> +       fprintf(log->fp, "%*s<line_num>%d</line_num>\n",
>> +               (xml_stack_index + 1) * XML_INDENT,
>> +               "", log->line_number);
>> +
>> +       fprintf(log->fp, "%*s<date>%2.2d/%2.2d/%-2.2d</date>\n",
>> +               (xml_stack_index + 1) * XML_INDENT,
>> +               "", tm.tm_mday, tm.tm_mon + 1, (tm.tm_year+1900) % 100);
>> +
>> +       fprintf(log->fp, "%*s<time>%2.2d:%2.2d:%2.2d</time>\n",
>> +               (xml_stack_index + 1) * XML_INDENT,
>> +               "", tm.tm_hour, tm.tm_min, tm.tm_sec);
>> +
>> +       fprintf(log->fp, "%*s<field_type>%s</field_type>\n",
>> +               (xml_stack_index + 1) * XML_INDENT,
>> +               "", fwts_log_field_to_str_full(field));
>> +
>> +       str = fwts_log_level_to_str(level);
>> +       if (!strcmp(str, " "))
>> +               str = "None";
>> +
>> +       fprintf(log->fp, "%*s<level>%s</level>\n",
>> +               (xml_stack_index + 1) * XML_INDENT, "", str);
>> +
>> +       fprintf(log->fp, "%*s<status>%s</status>\n",
>> +               (xml_stack_index + 1) * XML_INDENT,
>> +               "", *status ? status : "None");
>> +
>> +       fprintf(log->fp, "%*s<failure_label>%s</failure_label>\n",
>> +               (xml_stack_index + 1) * XML_INDENT,
>> +               "", label&&  *label ? label : "None");
>>
>> +
>> +       vsnprintf(buffer, sizeof(buffer), fmt, args);
>> +       fprintf(log->fp, "%*s<log_text>%s</log_text>\n",
>> +               (xml_stack_index + 1) * XML_INDENT,
>> +               "", buffer);
>> +
>> +       fprintf(log->fp, "%*s</logentry>\n", xml_stack_index * XML_INDENT,
>> "");
>> +       fflush(log->fp);
>> +
>> +       log->line_number++;
>> +
>> +       return 0;
>> +}
>> +
>> +/*
>> + *  fwts_log_underline_xml()
>> + *     write an underline across log, using character ch as the underline
>> + */
>> +static void fwts_log_underline_xml(fwts_log *log, const int ch)
>> +{
>> +       /* No-op for xml */
>> +}
>> +
>> +/*
>> + *  fwts_log_newline()
>> + *     write newline to log
>> + */
>> +static void fwts_log_newline_xml(fwts_log *log)
>> +{
>> +       /* No-op for xml */
>> +}
>> +
>> +static void fwts_log_section_begin_xml(fwts_log *log, const char *name)
>> +{
>> +       xml_stack[xml_stack_index].name = name;
>> +
>> +       fprintf(log->fp, "%*s<%s>\n", xml_stack_index * XML_INDENT, "",
>> name);
>> +       fflush(log->fp);
>> +
>> +       if (xml_stack_index<  MAX_XML_STACK)
>> +               xml_stack_index++;
>> +       else  {
>> +               fprintf(stderr, "xml log stack overflow pushing section
>> %s.\n", name);
>> +               exit(EXIT_FAILURE);
>> +       }
>> +}
>> +
>> +static void fwts_log_section_end_xml(fwts_log *log)
>> +{
>> +       if (xml_stack_index>  0) {
>> +               xml_stack_index--;
>> +               fprintf(log->fp, "%*s</%s>\n", xml_stack_index *
>> XML_INDENT,
>> +                       "", xml_stack[xml_stack_index].name);
>> +               fflush(log->fp);
>> +       } else {
>> +               fprintf(stderr, "xml log stack underflow.\n");
>> +               exit(EXIT_FAILURE);
>> +       }
>> +
>> +}
>> +
>> +static void fwts_log_open_xml(fwts_log *log)
>> +{
>> +       char *xml_header = "<?xml version=\"1.0\" encoding=\"UTF-8\"
>> ?>\n";
>> +
>> +       fwrite(xml_header, 1, strlen(xml_header), log->fp);
>> +       fflush(log->fp);
>> +
>> +       fwts_log_section_begin_xml(log, "fwts");
>> +}
>> +
>> +static void fwts_log_close_xml(fwts_log *log)
>> +{
>> +       fwts_log_section_end_xml(log);
>> +
>> +       fwrite("\n", 1, 1, log->fp);
>> +       fflush(log->fp);
>> +}
>> +
>> +fwts_log_ops fwts_log_xml_ops = {
>> +       .vprintf =       fwts_log_vprintf_xml,
>> +       .underline =     fwts_log_underline_xml,
>> +       .newline =       fwts_log_newline_xml,
>> +       .section_begin = fwts_log_section_begin_xml,
>> +       .section_end   = fwts_log_section_end_xml,
>> +       .open          = fwts_log_open_xml,
>> +       .close         = fwts_log_close_xml
>> +};
>
>
> Hi Colin,
>
> I've checked the xml file(results.log). It seems that it doesn't close
> properly (missing </tests> and </fwts>).
> Except that, all looks good to me. Thanks!
>

I formed another patch fixing this.




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