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From ab458e74eccf14550711ca024e9176fba7993abc Mon Sep 17 00:00:00 2001
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From: Frantisek Sumsal <frantisek@sumsal.cz>
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Date: Fri, 18 Feb 2022 23:09:18 +0100
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Subject: [PATCH] systemctl: make `--timestamp=` affect the `show` verb as well
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Currently the `--timestamp=` option has no effect on timestamps shown by
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`systemctl show`, let's fix that.
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Spotted in #22567.
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Before:
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```
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$ systemctl show --timestamp=us+utc systemd-journald | grep Timestamp=
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ExecMainStartTimestamp=Sat 2021-12-11 15:25:57 CET
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StateChangeTimestamp=Sat 2021-12-11 15:25:57 CET
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InactiveExitTimestamp=Sat 2021-12-11 15:25:57 CET
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ActiveEnterTimestamp=Sat 2021-12-11 15:25:57 CET
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ActiveExitTimestamp=Sat 2021-12-11 15:25:57 CET
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InactiveEnterTimestamp=Sat 2021-12-11 15:25:57 CET
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ConditionTimestamp=Sat 2021-12-11 15:25:57 CET
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AssertTimestamp=Sat 2021-12-11 15:25:57 CET
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```
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After:
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```
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$ systemctl show --timestamp=us+utc systemd-journald | grep Timestamp=
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ExecMainStartTimestamp=Sat 2021-12-11 14:25:57.177848 UTC
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StateChangeTimestamp=Sat 2021-12-11 14:25:57.196714 UTC
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InactiveExitTimestamp=Sat 2021-12-11 14:25:57.177871 UTC
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ActiveEnterTimestamp=Sat 2021-12-11 14:25:57.196714 UTC
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ActiveExitTimestamp=Sat 2021-12-11 14:25:57.144677 UTC
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InactiveEnterTimestamp=Sat 2021-12-11 14:25:57.176331 UTC
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ConditionTimestamp=Sat 2021-12-11 14:25:57.176980 UTC
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AssertTimestamp=Sat 2021-12-11 14:25:57.176980 UTC
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```
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(cherry picked from commit a59e5c625da5a6e0c46e493d55f2f4212e9457ca)
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Related: #2017035
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---
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 src/systemctl/systemctl-show.c | 14 ++++++++++++++
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 1 file changed, 14 insertions(+)
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diff --git a/src/systemctl/systemctl-show.c b/src/systemctl/systemctl-show.c
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index 9b23471990..7a6655da74 100644
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--- a/src/systemctl/systemctl-show.c
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+++ b/src/systemctl/systemctl-show.c
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@@ -1001,6 +1001,20 @@ static int print_property(const char *name, const char *expected_value, sd_bus_m
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                 }
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                 break;
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+        case SD_BUS_TYPE_UINT64:
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+                if (endswith(name, "Timestamp")) {
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+                        uint64_t timestamp;
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+
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+                        r = sd_bus_message_read_basic(m, bus_type, &timestamp);
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+                        if (r < 0)
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+                                return r;
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+
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+                        bus_print_property_value(name, expected_value, flags, FORMAT_TIMESTAMP_STYLE(timestamp, arg_timestamp_style));
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+
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+                        return 1;
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+                }
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+                break;
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+
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         case SD_BUS_TYPE_STRUCT:
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                 if (contents[0] == SD_BUS_TYPE_UINT32 && streq(name, "Job")) {