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journalctl: add --user-unit= switch

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Add --user-unit= to make it possible to query for user logs by the name
of the service.
This commit is contained in:
Daniel Wallace 2013-03-01 14:39:04 +01:00 committed by Lennart Poettering
parent 242c4e1cc4
commit ffa7cd15cd
4 changed files with 28 additions and 2 deletions
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11
man/journalctl.xml
View File

@ -313,6 +313,17 @@
unit.</para></listitem>
</varlistentry>
<varlistentry>
<term><option>--user-unit=</option></term>
<listitem><para>Show data only of the
specified user session unit. This will
add a match for
<literal>_SYSTEMD_USER_UNIT=</literal>
for the specified
unit.</para></listitem>
</varlistentry>
<varlistentry>
<term><option>-p</option></term>
<term><option>--priority=</option></term>

5
shell-completion/systemd-bash-completion.sh
View File

@ -300,7 +300,7 @@ _journalctl() {
-h --help -l --local --new-id128 -m --merge --no-pager
--no-tail -q --quiet --setup-keys --this-boot --verify
--version --list-catalog --update-catalog'
[ARG]='-D --directory -F --field -o --output -u --unit'
[ARG]='-D --directory -F --field -o --output -u --unit --user-unit'
[ARGUNKNOWN]='-c --cursor --interval -n --lines -p --priority --since --until
--verify-key'
)
@ -320,6 +320,9 @@ _journalctl() {
--unit|-u)
comps=$(journalctl -F '_SYSTEMD_UNIT')
;;
--user-unit)
comps=$(journalctl -F '_SYSTEMD_USER_UNIT')
;;
*)
return 0
;;

1
shell-completion/systemd-zsh-completion.zsh
View File

@ -70,6 +70,7 @@ _ctls()
{-c,--cursor=}'[Start showing entries from specified cursor]:cursors:_journal_fields __CURSORS' \
{-b,--this-boot}'[Show data only from current boot]' \
{-u,--unit=}'[Show data only from the specified unit]:units:_journal_fields _SYSTEMD_UNIT' \
'--user-unit[Show data only from the specified user session unit]:units:_journal_fields _SYSTEMD_USER_UNIT' \
{-p,--priority=}'[Show only messages within the specified priority range]:priority:_journal_fields PRIORITY' \
{-f,--follow}'[Follow journal]' \
{-n,--lines=}'[Number of journal entries to show]:integer' \

13
src/journal/journalctl.c
View File

@ -75,6 +75,7 @@ static usec_t arg_interval = DEFAULT_FSS_INTERVAL_USEC;
static usec_t arg_since, arg_until;
static bool arg_since_set = false, arg_until_set = false;
static const char *arg_unit = NULL;
static const char *arg_unit_type = NULL;
static const char *arg_field = NULL;
static bool arg_catalog = false;
static bool arg_reverse = false;
@ -100,6 +101,7 @@ static int help(void) {
" -c --cursor=CURSOR Start showing entries from specified cursor\n"
" -b --this-boot Show data only from current boot\n"
" -u --unit=UNIT Show data only from the specified unit\n"
" --user-unit=UNIT Show data only from the specified user session unit\n"
" -p --priority=RANGE Show only messages within the specified priority range\n"
" -f --follow Follow journal\n"
" -n --lines[=INTEGER] Number of journal entries to show\n"
@ -152,6 +154,7 @@ static int parse_argv(int argc, char *argv[]) {
ARG_DISK_USAGE,
ARG_SINCE,
ARG_UNTIL,
ARG_USER_UNIT,
ARG_LIST_CATALOG,
ARG_UPDATE_CATALOG
};
@ -181,6 +184,7 @@ static int parse_argv(int argc, char *argv[]) {
{ "cursor", required_argument, NULL, 'c' },
{ "since", required_argument, NULL, ARG_SINCE },
{ "until", required_argument, NULL, ARG_UNTIL },
{ "user-unit", required_argument, NULL, ARG_USER_UNIT },
{ "unit", required_argument, NULL, 'u' },
{ "field", required_argument, NULL, 'F' },
{ "catalog", no_argument, NULL, 'x' },
@ -404,8 +408,14 @@ static int parse_argv(int argc, char *argv[]) {
arg_until_set = true;
break;
case ARG_USER_UNIT:
arg_unit = optarg;
arg_unit_type = "_SYSTEMD_USER_UNIT=";
break;
case 'u':
arg_unit = optarg;
arg_unit_type = "_SYSTEMD_UNIT=";
break;
case '?':
@ -583,7 +593,8 @@ static int add_unit(sd_journal *j) {
if (!u)
return log_oom();
m = strappend("_SYSTEMD_UNIT=", u);
m = strappend(arg_unit_type, u);
if (!m)
return log_oom();