{"id":823,"date":"2017-12-22T10:01:33","date_gmt":"2017-12-22T19:01:33","guid":{"rendered":"\/blog\/?p=823"},"modified":"2023-09-21T09:37:40","modified_gmt":"2023-09-21T00:37:40","slug":"systemd-unit-%eb%93%b1%eb%a1%9d-%ea%b4%80%eb%a0%a8-%ec%98%b5%ec%85%98-%ec%a0%95%eb%a6%ac","status":"publish","type":"post","link":"https:\/\/hasu0707.duckdns.org\/blog\/?p=823","title":{"rendered":"systemd unit \ub4f1\ub85d \uad00\ub828 \uc635\uc158 \uc815\ub9ac"},"content":{"rendered":"\n

\ucd9c\ucc98 : http:\/\/fmd1225.tistory.com\/93<\/span><\/p>\n\n<\/span>


<\/p>\n\n<\/span>

- RHEL 7 \uc758 OS \uc801\uc778 \uac00\uc7a5 \ud070 \ubcc0\ud654\ub294 3.x \ucee4\ub110\uc744 \uc0ac\uc6a9\ud55c\ub2e4\ub294 \uc810(\ubb3c\ub860 2.6.x \ucee4\ub110\uc5d0\uc11c \ud070 \ucc28\uc774\uac00 \uc788\ub294 \uac83\uc740 \uc544\ub2c8\ub2e4.) \uadf8\ub9ac\uace0 \uc815\ud1b5\uc801\uc778 init \ub370\ubaac\uc5d0\uc11c systemd \ub370\ubaac\uc73c\ub85c \ubcc0\uacbd\uc774 \ub418\uc5c8\ub2e4\ub294 \uc810\uc774\ub2e4.<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

systemd \uc5d0 \ub300\ud574\uc11c \uc880\ub354 \uc0b4\ud3b4 \ubcf4\uc790<\/span><\/div>


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<\/p>\n\n<\/span>

* Linux \ubd80\ud305 \uacfc\uc815 (\uc0ac\uc804\uc5d0 \uc54c\uace0 \uac11\uc2dc\ub2e4.)<\/span><\/div>
http:\/\/www.ibm.com\/developerworks\/library\/l-linuxboot\/index.html<\/span><\/a><\/div>


<\/span>
<\/p>\n\n<\/span>

- systemd \ub294 \ub9ac\ub205\uc2a4 \ucee4\ub110 API \ub85c \uc124\uacc4\ub41c \uc2dc\uc2a4\ud15c \uad00\ub9ac \ub370\ubaac\uc774\ub2e4.<\/span><\/div>
- Lennart Poettering \uc640 Kay Sievers \uac00 \ucc98\uc74c \uac1c\ubc1c \ud558\uc600\ub2e4. (GNU \uc57d\uc18c GPL \ub77c\uc774\uc120\uc2a4)<\/span><\/div>
- \uc2dc\uc2a4\ud15c\uc774 \ubd80\ud305\ud558\ub294 \ub3d9\uc548 \ub370\ubaac \uc2a4\ud06c\ub9bd\ud2b8\ub97c \ubcd1\ub82c\ub85c \uc218\ud589 \ud560\uc218 \uc788\ub3c4\ub85d \uc124\uacc4\ud558\uc600\ub2e4. \ubcd1\ub82c\ub85c \uc11c\ube44\uc2a4\ub97c \uc218\ud589\ud558\uae30 \ub54c\ubb38\uc5d0 \uc11c\ube44\uc2a4\uac04\uc758 \uc885\uc18d\uc131 \ubc0f \uc2e4\ud589 \uc21c\uc11c \uad00\ub9ac\uac00 \ub9e4\uc6b0 \uc911\uc694\ud558\ub2e4. <\/span><\/div>
- \ud504\ub85c\uc138\uc2a4\uac04\uc758 \ud1b5\uc2e0\uc740 D-bus \uc5d0\uc11c \ub2f4\ub2f9\ud55c\ub2e4. (\uc18c\ucf13, D-bus \uc9c0\uc6d0)<\/span><\/div>
- \uc804\ud1b5\uc801\uc778 Sysvinit \uc758 \uacbd\uc6b0 \uc11c\ube44\uc2a4 \uac10\uc2dc \uae30\ub2a5\uc774 \ubd80\uc871\ud558\ub2e4\ub294 \ub2e8\uc810\uc774 \uc788\ub2e4.<\/span><\/div>
- \uc804\ud1b5\uc801\uc778 Sysvinit \uc758 \uacbd\uc6b0 \uc11c\ube44\uc2a4\uac04 \uc885\uc18d\uc131\uc744 \uad00\ub9ac\ud558\uc9c0 \ubabb\ud55c\ub2e4.<\/span><\/div>
- \uc804\ud1b5\uc801\uc778 Sysvinit \uc758 \uacbd\uc6b0 \ubcf6\uc7a1\ud55c \uc2a4\ud06c\ub9bd\ud2b8\ub97c \ud544\uc694\ub85c \ud55c\ub2e4. (start, status, stop \ub4f1 \uac01\uac01\uc5d0 \ub300\ud55c \uc2a4\ud06c\ub9bd\ud305\uc774 \ud544\uc694\ud558\ub2e4.) -> \uc774\uac74 \ud655\uc2e4\ud788 \uadf8\ub807\uc2b5\ub2c8\ub2e4. \ub370\ubaac \uad00\ub9ac\uac00 \uc5b4\ub824\uc6c0...<\/span><\/div>
- \uc804\ud1b5\uc801\uc778 Sysvinit \uc758 \uacbd\uc6b0 udev \uad00\ub9ac \uba74\uc5d0\uc11c \ubd80\uc801\ub2f9\ud558\ub2e4.<\/span><\/div>
<\/div>


<\/span>
<\/p>\n\n<\/span>

* \ub2e8\uc810\ub3c4 \uac70\ub860\ub41c\ub2e4.<\/span><\/div>
\"\ud558\ub098\uac00 \ub108\ubb34 \ub9ce\uc740 \uc5ed\ud65c\uc744 \ud55c\ub2e4.(\uc804\ud1b5\uc801\uc73c\ub85c Unix \uc5d0\uc11c '\uc791\uc740\uac83\uc774 \uc544\ub984\ub2f5\ub2e4' \ub77c\ub294 \uac1c\ub150\uc774 \uac15\ud558\uc9c0\uc694)\", \"POSIX \ud638\ud658\uc774 \uc544\ub2c8\ub2e4. (\uc2ec\uc9c0\uc5b4 MS \uc708\ub3c4\uc6b0\ub3c4 POSIX \ud638\ud658\uc774\ub2e4.)\", \"\ub808\ud37c\ub7f0\uc2a4\uac00 \ub9ce\uc9c0 \uc54a\uc744 \ubfd0\ub354\ub7ec \ucd08\uae30\uc5d0 \ubc84\uadf8\uac00 \ub9ce\uc558\ub2e4. - -;, \uc9c0\uae08\uc740 \ub300\uc138\ub77c\uc11c \ub808\ud37c\ub7f0\uc2a4\ub294 \ub298\uac70\ub2e4.\"<\/span><\/div>
\ucc38\uace0: <\/span>http:\/\/ko.wikipedia.org\/wiki\/POSIX<\/span><\/a><\/div>


<\/span>
<\/p>\n\n<\/span>

\uc7a1\uc124:<\/span><\/div>
\uc7a0\uc2dc \ubc88\uc678 \uc774\uc57c\uae30\ub97c \ud558\uba74 systemd \uc758 \uacbd\uc6b0 \"Lennart Poettering\"\uc640 \"Kay Sievers\" \uac00 \uac1c\ubc1c\ud588\ub294\ub370 \"Lennart Poettering\" \uc774 \uc544\uc800\uc528\ub294 \ub2e4\ub978 \uc0ac\ub78c\uc758 \uc758\uacac\uc744 \uc798 \ub4e3\uc9c0 \uc54a\ub294 \ub2e4\uace0 \ud558\ub358\ub370.... \uc2e4\uc81c \uc5b4\ub5a8\uc9c0\ub294 \ubaa8\ub974\uaca0\uc9c0\ub9cc \uba87\uba87 \ubd80\uc815\uc801\uc778 \ud3c9\uac00\uac00 \uc788\uc5c8\uc2b5\ub2c8\ub2e4.<\/span><\/div>
\uadf8\ub9ac\uace0 systemd \ub294 Gnome \uc5d0 \uc758\uc874\uc801\uc785\ub2c8\ub2e4. = =;;;<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

- systemd \uc11c\ube44\uc2a4 \ub4f1\ub85d \uc0d8\ud50c<\/span><\/div>
<\/colgroup>
[Unit]<\/span><\/div>
Description=Sample Service<\/span><\/div>
Requires=local-fs.target<\/span><\/div>
After=local-fs.target<\/span><\/div>
[Service]<\/span><\/div>
Type=simple<\/span><\/div>
PIDFile=\/var\/run\/sample.pid<\/span>
<\/span>ExecStart=\/usr\/sbin\/sampled -d<\/span><\/div>
ExecStop=\/usr\/sbin\/sampled -k<\/span><\/div>
[Install]<\/span>
<\/span>WantedBy=multi-user.target<\/span><\/div><\/td><\/tr><\/tbody><\/table><\/div>


<\/span>
<\/p>\n\n<\/span>

* <\/span>\ub9ce\uc774 \uc0ac\uc6a9\ud558\ub294 \uc635\uc158 \ubc0f \uc54c\uc544\ub450\uba74 \ud3b8\ud560\uac83 \uac19\uc740(\uac1c\uc778 \uc758\uacac - -;;) \uc635\uc158\ub9cc \ucd94\ub824\uc11c \uc815\ub9ac<\/span><\/u><\/span>..... (\uc635\uc158\uc774 \ub108\ubb34 \ub9ce\uc544\uc11c... \uc790\uc138\ud55c\uac74 \uba54\ub274\uc5bc\uc744 \ucc38\uace0 \ud569\uc2dc\ub2e4 = =;;;;), \uc798\ubabb\ub41c \uc815\ubcf4\uac00 \ud3ec\ud568\ub418\uc5c8\uc744 \uc218 \uc788\uc74c<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

=== [Unit] \uc139\uc158 ===<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

Description=<\/span><\/span><\/div>
\ud574\ub2f9 \uc720\ub2db\uc5d0 \ub300\ud55c \uc0c1\uc138\ud55c \uc124\uba85\uc744 \ud3ec\ud568\ud55c\ub2e4.<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

Requires=<\/span><\/span><\/div>
\uc0c1\uc704 \uc758\uc874\uc131\uc744 \uad6c\uc131\ud55c\ub2e4. \ubaa9\ub85d\uc758 \uc720\ub2db\uc774 \uc815\uc0c1\uc801\uc77c \uacbd\uc6b0 \uc720\ub2db\uc774 \uc2dc\uc791\ub41c\ub2e4. (\ud544\uc694 \uc870\uac74)<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

RequiresOverridable=<\/span><\/span><\/div>
\"Requires=\" \uc635\uc158\uacfc \uc720\uc0ac\ud558\ub2e4. \ud558\uc9c0\ub9cc \uc774 \uacbd\uc6b0 \"\uc0ac\uc6a9\uc790\uc5d0 \uc758\ud574\uc11c\" \uc11c\ube44\uc2a4\uac00 \uc2dc\uc791\ud558\ub294\ub370 \uc0c1\uc704 \uc758\uc874\uc131\uc774 \uc788\ub294 \uc720\ub2db \uad6c\ub3d9\uc5d0 \uc2e4\ud328 \ud558\ub354\ub77c\ub3c4 \uc774\ub97c \ubb34\uc2dc\ud558\uace0 \uc720\ub2db\uc744 \uc2dc\uc791\ud55c\ub2e4. (\uc989 \uc0c1\uc704 \uc758\uc874\uc131\uc744 \ubb34\uc2dc\ud55c\ub2e4.) \uc790\ub3d9 \uc2dc\uc791\uc758 \uacbd\uc6b0 \uc801\uc6a9 \ub418\uc9c0 \uc54a\ub294\ub2e4.<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

Requisite=, RequisiteOverridable=<\/span><\/span><\/div>
\"Requires=\" \uc640 \"RequiresOverridable=\" \uc640 \uc720\uc0ac\ud558\ub2e4. \uc0c1\uc704 \uc758\uc874\uc131 \uc720\ub2db\uc774 \uc2dc\uc791\ub418\uc9c0 \uc54a\uc740 \uacbd\uc6b0 \uc989\uc2dc \uc2e4\ud328\ub97c \ubc18\ud658\ud55c\ub2e4.<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

Wants=<\/span><\/span><\/div>
\"Requires=\" \ubcf4\ub2e4 \ub2e4\uc18c \uc644\ud654\ub41c \uc635\uc158\uc774\ub2e4. \uc0c1\uc704 \uc758\uc874\uc131\uc758 \uc720\ub2db\uc774 \uc2dc\uc791\ub418\uc9c0 \uc54a\ub354\ub77c\ub3c4 \uc804\uccb4 \uc218\ud589\uacfc\uc815\uc5d0 \uc601\ud5a5\uc744 \ub07c\uce58\uc9c0 \uc54a\ub294\ub2e4. \uc774 \uc635\uc158\uc740 \ud558\ub098\uc758 \uc720\ub2db\uc744 \ub2e4\ub978 \uc720\ub2db\uacfc \uc5f0\uacc4\ud560 \uacbd\uc6b0 \uc0ac\uc6a9\ud558\uac8c \ub41c\ub2e4. (\ucda9\ubd84 \uc870\uac74)<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

BindsTo=<\/span><\/span><\/div>
\"Requires=\" \uc640 \ub9e4\uc6b0 \uc720\uc0ac\ud558\ub2e4. systemd \uac1c\uc785 \uc5c6\uc774 \uac11\uc791\uae30 \uc11c\ube44\uc2a4\uac00 \uc0ac\ub77c\uc9c4 \uacbd\uc6b0 (\uac00\ub839 NIC \uac00 \ubb3c\ub9ac\uc801 \uc7a5\uc560\uac00 \ub09c \uacbd\uc6b0) \ud574\ub2f9 \uc720\ub2db\ub3c4 \uac19\uc774 \uc911\uc9c0 \ud558\ub3c4\ub85d \uc124\uc815\ud558\ub3c4\ub85d \ud55c\ub2e4.<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

PartOf=<\/span><\/span><\/div>
\"Requires=\" \uc640 \ub9e4\uc6b0 \uc720\uc0ac\ud558\ub2e4. \uc0c1\uc704 \uc758\uc874\uc131\uc758 \uc720\ub2db\uc744 \uc911\uc9c0\ud558\uac70\ub098 \uc7ac\uc2dc\uc791\ud558\ub294 \uacbd\uc6b0 \ud574\ub2f9 \uc720\ub2db \ub610\ud55c \uc911\uc9c0\ub098 \uc7ac\uc2dc\uc791\uc744 \uc218\ud589\ud55c\ub2e4. \ub9cc\uc77c \uc624\ub77c\ud074\uacfc \uc624\ub77c\ud074 \ub9ac\uc2a4\ub108\uc758 \uacbd\uc6b0\uc5d0\uc11c \ucc98\ub7fc \ud558\ub098\uc758 \uc11c\ube44\uc2a4 \ub2e4\ub978 \ud558\ub098\uc758 \uc885\uc18d\uc131\uc744 \uac00\uc9c0\uac8c \ub418\ub294 \uacbd\uc6b0 \ud544\uc694\ud55c \uc124\uc815\uc774\ub2e4.<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

Conflicts=<\/span><\/span><\/div>
\uc5ed\uc758 \uad00\uacc4\ub97c \uc124\uc815\ud55c\ub2e4. \ub9cc\uc77c \uc720\ub2db1' \uc758 \"Conflicts=\" \uc124\uc815\uc774 '\uc720\ub2db2' \ub85c \ub418\uc5b4 \uc788\ub2e4\uba74 '\uc720\ub2db1'\uc774 \uc2dc\uc791\ub41c \uacbd\uc6b0 '\uc720\ub2db2'\uac00 \uc911\uc9c0\ub418\uace0, '\uc720\ub2db1'\uc774 \uc911\uc9c0\ub41c \uacbd\uc6b0 '\uc720\ub2db2'\uac00 \uc2dc\uc791\ud55c\ub2e4. \uc774 \uc635\uc158\uc740 \"After=\" \uc640 \"Before=\" \uc635\uc158\uacfc\ub294 \ub3c5\ub9bd\uc801\uc73c\ub85c \uc791\ub3d9\ud55c\ub2e4. \uac01 \uc11c\ube44\uc2a4\uac00 \ubc18\ub300\uc758 \uc5ed\ud65c\uc744 \ud558\uac70\ub098 \ud639\uc740 \ubcf4\uc870\uc801\uc778 \uc11c\ube44\uc2a4 \uc5ed\ud65c\uc744 \uc218\ud589\ud55c\ub2e4\uba74 \uc11c\ube44\uc2a4 \uc2e4\ud589 \uad00\ub9ac\uc5d0 \ud3b8\ub9ac\ud560 \uac83 \uac19\ub2e4. <\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

Before=, After=<\/span><\/span><\/div>
\uc720\ub2db \uc2dc\uc791\uc758 \uc804\ud6c4 \uad00\uacc4\ub97c \uc124\uc815\ud55c\ub2e4. \ud574\ub2f9 \uc124\uc815\uc740 \"Requires=\" \uc124\uc815\uacfc\ub294 \ub3c5\ub9bd\uc801\uc774\ub2e4. \"Before=\" \uc5d0 \ub098\uc5f4\ub41c \uc720\ub2db\uc774 \uc2dc\uc791\ub418\uae30 \uc804\uc5d0 \uc2e4\ud589\ud558\uace0 \"After=\" \uc740 \ud574\ub2f9 \uc720\ub2db\uc774 \uc2dc\uc791\ub41c \uc774\ud6c4 \ub098\uc5f4\ub41c \uc720\ub2db\uc774 \uc2e4\ud589\ud55c\ub2e4.<\/span><\/div>
\uc774 \uc124\uc815\uc740 \uc2dc\uc2a4\ud15c\uc774 \uc885\ub8cc(shutdown) \ub420\ub54c\ub294 \uc5ed\uc73c\ub85c \uc791\ub3d9\ud558\uac8c \ub41c\ub2e4.<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

OnFailure=<\/span><\/span><\/div>
\ud574\ub2f9 \uc720\ub2db\uc774 \"\uc2e4\ud328\" \uc0c1\ud0dc\uac00 \ub418\uba74 \uc218\ud589\ud560 \uc720\ub2db \ubaa9\ub85d (\uc608 \"\/\" \ud30c\uc77c \uc2dc\uc2a4\ud15c \ub9c8\uc6b4\ud2b8 \uc2e4\ud328\uc2dc \ubcf5\uad6c \ubaa8\ub4dc \uc218\ud589)<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

PropagatesReloadTo=, ReloadPropagatedFrom=<\/span><\/span><\/div>
\ub9ac\ub85c\ub4dc(reload) \uba85\ub839\uc744 \ub2e4\ub978 \uc720\ub2db\uc5d0\uac8c \uc804\ub2ec\ud558\uac70\ub098 \ud639\uc740 \uc804\ub2ec\ubc1b\uc544 \ud574\ub2f9 \uc720\ub2db\ub3c4 \ub9ac\ub85c\ub4dc(reload)\ud558\uac8c \ub41c\ub2e4.<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

RequiresMountsFor=<\/span><\/span><\/div>
\uc808\ub300 \uacbd\ub85c\ub85c \uc9c0\uc815\ud558\uc5ec \uc720\ub2db\uc744 \uad6c\ub3d9\ud558\ub294\ub370 \ud544\uc694\ud55c \ub9c8\uc6b4\ud2b8 \ubaa9\ub85d\uc744 \uc790\ub3d9\uc73c\ub85c \uad6c\uc131\ud558\uc5ec \"Requires=\", \"After=\" \uc744 \uc218\ud589\ud55c\ub2e4. \uc989 \ud544\uc694\ud55c \ub9c8\uc6b4\ud2b8 \uacbd\ub85c\uac00 \uc900\ube44\ub418\uc5b4 \uc788\ub294\uc9c0 \uc810\uac80\ud558\uace0 \ub9c8\uc6b4\ud2b8\ub97c \ubbf8\ub9ac \uc9c4\ud589\ud55c\ub2e4.<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

OnFailureIsolate=[yes|<\/span>no<\/span>]<\/span><\/span><\/div>
\"yes\" \uc778 \uacbd\uc6b0 \"OnFailure=\" \uc5d0 \uc120\uc5b8\ub41c \ub9ac\uc2a4\ud2b8\uc640\ub294 \uaca9\ub9ac\ubaa8\ub4dc(isolation mode)\ub85c \uc791\ub3d9\ud55c\ub2e4. \uc989 \ud574\ub2f9 \uc720\ub2db\uc5d0 \uc885\uc18d\uc131\uc774 \uc5c6\ub294 \ubaa8\ub4e0 \uc720\ub2db\uc740 \uc911\uc9c0 \ub418\uac8c \ub41c\ub2e4. \"OnFailureIsolate=yes\" \uc778 \uacbd\uc6b0 \"OnFailure=\" \uc635\uc158\uc5d0 \uc624\uc9c1 \ud558\ub098\uc758 \uc720\ub2db\ub9cc \uc124\uc815 \ud560 \uc218 \uc788\ub2e4.  <\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

IgnoreOnIsolate=[yes|<\/span>no<\/span>]<\/span><\/del><\/span><\/div>
\"yes\" \uc778 \uacbd\uc6b0 \ub2e4\ub978 \uc720\ub2db\uacfc \uaca9\ub9ac(isolation)\ud560\ub54c \uc911\uc9c0 \ud558\uc9c0 \uc54a\ub294\ub2e4.<\/span><\/del><\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

=== [Service] \uc139\uc158 ===<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

Type=[<\/span>simple<\/span>|forking|oneshot|notify|dbus]<\/span><\/span><\/div>
\uc720\ub2db \ud0c0\uc785\uc744 \uc120\uc5b8\ud55c\ub2e4.<\/span><\/div>
\"simple\" (\uae30\ubcf8\uac12) \uc720\ub2db\uc774 \uc2dc\uc791\ub41c \uacbd\uc6b0 \uc989\uc2dc systemd \ub294 \uc720\ub2db\uc758 \uc2dc\uc791\uc774 \uc644\ub8cc\ub418\uc5c8\ub2e4\uace0 \ud310\ub2e8\ud55c\ub2e4. \ub2e4\ub978 \uc720\ub2db\uacfc \ud1b5\uc2e0\ud558\uae30 \uc704\ud574 \uc18c\ucf13\uc744 \uc0ac\uc6a9\ud558\ub294 \uacbd\uc6b0 \uc774\ub7ec\ud55c \uc124\uc815\uc744 \uc0ac\uc6a9\ud558\uba74 \uc548\ub41c\ub2e4.<\/span><\/div>
\"forking\" \uc790\uc2dd \ud504\ub85c\uc138\uc2a4\ub97c \uc0dd\uc131\uc774 \uc644\ub8cc\ub418\ub294 \ub2e8\uacc4\uae4c\uc9c0\ub97c systemd \uac00 \uc2dc\uc791\uc774 \uc644\ub8cc\ub418\uc5c8\ub2e4\uace0 \ud310\ub2e8\ud558\uac8c \ub41c\ub2e4. \ubd80\ubaa8 \ud504\ub85c\uc138\uc2a4\ub97c \ucd94\uc801\ud560 \uc218 \uc788\ub3c4\ub85d PIDFile= \ud544\ub4dc\uc5d0 PID \ud30c\uc77c\uc744 \uc120\uc5b8\ud574 \uc8fc\uc5b4\uc57c \ud55c\ub2e4.<\/span><\/div>
\"oneshot\" \uc740 \"simple\" \uacfc \ub2e4\uc18c \uc720\uc0ac\ud558\uc9c0\ub9cc \ub2e8\uc77c \uc791\uc5c5\uc744 \uc218\ud589\ud558\ub294\ub370 \uc801\ud569\ud55c \ud0c0\uc785\ub2c8\ub2e4. \ub610\ud55c \uc2e4\ud589 \uc774\ud6c4 \ud574\ub2f9 \uc2e4\ud589\uc774 \uc885\ub8cc\ub418\ub354\ub77c\ub3c4 RemainAfterExit=yes \uc635\uc158\uc744 \ud1b5\ud574 \uc720\ub2db\uc774 \ud65c\uc131\ud654 \uc0c1\ud0dc\ub85c \uac04\uc8fc\ud560 \uc218 \uc788\ub2e4.<\/span><\/div>
\"notify\" \uc740 \"simple\" \uacfc \ub3d9\uc77c\ud558\ub2e4. \ub2e4\ub9cc \uc720\ub2db\uc774 \uad6c\ub3d9\ub418\uba74 systemd \uc5d0 \uc2dc\uadf8\ub110\uc744 \ubcf4\ub0b8\ub2e4. \uc774\ub54c \uc2dc\uadf8\ub110\uc5d0 \ub300\ud55c \ub0b4\uc6a9\uc740  libsystemd-daemon.so \uc5d0 \uc120\uc5b8 \ub418\uc5b4 \uc788\ub2e4.<\/span><\/div>
\"dbus\" DBUS \uc5d0 \uc9c0\uc815\ub41c BusName \uc774 \uc900\ube44\ub420\ub54c\uae4c\uc9c0 \ub300\uae30\ud55c\ub2e4. \uc989 DBUS \uc900\ube44\uac00 \uc644\ub8cc\ub41c \uc774\ud6c4 \uc720\ub2db\uc774 \uc2dc\uc791\ub418\uc5c8\ub2e4\uace0 \uac04\uc8fc\ud55c\ub2e4. <\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

RemainAfterExit=[yes|<\/span>no<\/span>]<\/span><\/span><\/div>
\uc720\ub2db\uc774 \uc885\ub8cc \uc774\ud6c4\uc5d0\ub3c4 \uc720\ub2db\uc774 \ud65c\uc131\ud654 \uc0c1\ud0dc\ub85c \ud310\ub2e8\ud55c\ub2e4.<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

GuessMainPID=[<\/span>yes<\/span>|no]<\/span><\/span><\/div>
\uc774 \uc635\uc158\ub294 Type=forking \uac00 \uc124\uc815\ub418\uc5b4 \uc788\uace0 PIDFile= \uc124\uc815\uc774 \ub418\uc5b4 \uc788\uc9c0 \uc54a\uc740 \uacbd\uc6b0\uc5d0 \uc791\ub3d9\ud55c\ub2e4. <\/span><\/div>
systemd \uac00 \uc720\ub2db\uc774 \uc815\uc0c1\uc801\uc73c\ub85c \uc2dc\uc791\ub418\uc5c8\ub294\uc9c0 \ud310\ub2e8\uc774 \uba85\ud655\ud558\uc9c0 \uc54a\ub294 \uacbd\uc6b0 \uc0ac\uc6a9\ub41c\ub2e4. \ub9cc\uc77c \uc5ec\ub7ec\uac1c\uc758 \ub370\ubaac\uc73c\ub85c \uad6c\uc131\ub41c \uc720\ub2db\uc758 \uacbd\uc6b0 \uc798\ubabb\ub41c PID \ucd94\uce21\uc774 \ubc1c\uc0dd\ud560 \uc218 \uc788\ub2e4. \uadf8\ub85c\uc778\ud574 \uc624\ub958 \uac80\ucd9c\uc774\ub098 \uc790\ub3d9 \uc7ac\uc2dc\uc791 \ub4f1\uc758 \uc791\uc5c5\uc774 \ubd88\uac00\ub2a5 \ud560 \uc218 \uc788\ub2e4. \uc774 \uc635\uc158\uc740 \uc774\ub7ec\ud55c \ubb38\uc81c\ub97c \ubc29\uc9c0\ud558\ub294 \uae30\ub2a5\uc744 \ud55c\ub2e4. <\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

PIDFile=<\/span><\/span><\/div>
PID \ud30c\uc77c\uc744 \uc9c0\uc815\ud55c\ub2e4. \ub9cc\uc77c \uc720\ub2db \ud0c0\uc785\uc774 forking \uc774\ub77c\uba74 \ud574\ub2f9 \uc124\uc815\uc744 \ucd94\uac00\ud574 \uc8fc\uc5b4\uc57c \ud55c\ub2e4. (\uc808\ub300 \uacbd\ub85c \uc0ac\uc6a9)<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

BusName=<\/span><\/span><\/div>
D-Bus \uc758 \ubc84\uc2a4 \uc774\ub984\uc744 \uc9c0\uc815\ud55c\ub2e4. Type=dbus \uc778 \uacbd\uc6b0 \ud544\uc218 \uc0ac\ud56d\uc774\ub2e4. \ub2e4\ub978 Type \uc758 \uacbd\uc6b0\ub77c\ub3c4 D-Bus \ubc84\uc2a4 \uc774\ub984\uc744 \ub2e4\ub974\uac8c \uc0ac\uc6a9\ud558\ub294 \uacbd\uc6b0 \ubcc4\ub3c4\ub85c \uc124\uc815\uc744 \ud574\uc8fc\ub294 \uac83\uc774 \uc88b\ub2e4.<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

Environment=<\/span><\/span><\/div>
\ud574\ub2f9 \uc720\ub2db \uc5d0\uc11c \uc0ac\uc6a9\ud560 \ud658\uacbd \ubcc0\uc218\ub97c \uc120\uc5b8\ud55c\ub2e4. <\/span>\ub610\ud55c \ubc18\ub4dc\uc2dc \"Exec*=\" \uc635\uc158\ubcf4\ub2e4 \uc0c1\ub2e8\uc5d0 \uc704\uce58\ud574\uc57c \ud55c\ub2e4.<\/span> \uc608\uc81c\ub294 \uc544\ub798\uc640 \uac19\ub2e4.<\/span><\/div>
Environment=\"ONE=one\" 'TWO=two two'<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

EnvironmentFile=<\/span><\/span><\/div>
\ud574\ub2f9 \uc720\ub2db\uc5d0\uc11c \uc0ac\uc6a9\ud560 \ud658\uacbd \ubcc0\uc218 \ud30c\uc77c\uc744 \uc120\uc5b8\ud55c\ub2e4. \ud658\uacbd \ubcc0\uc218 \ud30c\uc77c\uc5d0\uc11c \"#' \uc640 \";\" \ub85c \uc2dc\uc791\ub418\ub294 \ub77c\uc778\uc740 \uc8fc\uc11d\uc73c\ub85c \ucc98\ub9ac\ub41c\ub2e4. \"<\/span>Environment=\" \uc640 \uac19\uc774 \uc0ac\uc6a9\ud558\ub294 \uacbd\uc6b0 \"Environment=\" \uc635\uc158\uac12\uc774 \uba39\uac8c \ub41c\ub2e4. \ub610\ud55c \ubc18\ub4dc\uc2dc \"Exec*=\" \uc635\uc158\ubcf4\ub2e4 \uc0c1\ub2e8\uc5d0 \uc704\uce58\ud574\uc57c \ud55c\ub2e4.<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

ExecStart=<\/span><\/span><\/div>
\uad6c\ub3d9 \uba85\ub839\uc5b4(\uc2a4\ud06c\ub9bd\ud2b8)\uc744 \uc120\uc5b8\ud55c\ub2e4. \uc2e4\ud589 \uba85\ub839\uc5b4\ub294 \ubc18\ub4dc\uc2dc \uc808\ub300 \uacbd\ub85c \ub610\ub294 \ubcc0\uc218(${STRINGS} \ub530\uc704) \ub85c \uc2dc\uc791\ud574\uc57c \ud55c\ub2e4. \ub2e4\uc911 \uba85\ub839\uc5b4\ub97c \uc9c0\uc6d0\ud55c\ub2e4. \uc608\uc81c\ub294 \uc544\ub798\uc640 \uac19\ub2e4.<\/span><\/div>
ExecStart=\"commnad 1; command 2; command 3\" \ub610\ub294<\/span><\/div>
ExecStart=\"commnad 1\"<\/span><\/div>
ExecStart=\"command 2\"  <\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

ExecStop=<\/span><\/span><\/div>
\uc911\uc9c0 \uba85\ub839\uc5b4(\uc2a4\ud06c\ub9bd\ud2b8)\ub97c \uc120\uc5b8\ud55c\ub2e4. \"ExecStart=\" \ub3d9\uc77c\ud558\uac8c \uc0ac\uc6a9\ud558\uba74 \ub41c\ub2e4. \uc911\uc9c0 \ubc29\uc2dd\uc740 \"KillMode=\" \ub85c \uc9c0\uc815\ub41c\ub2e4.<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

KillMode=[<\/span>control-group<\/span>|process|none]<\/span><\/span><\/div>
\uc911\uc9c0 \ubc29\ubc95\uc5d0 \ub300\ud574\uc11c \uc120\uc5b8\ud55c\ub2e4.<\/span><\/div>
\"control-group\" \uc740 \ud574\ub2f9 \uc720\ub2db\uc758 \uadf8\ub8f9\uae4c\uc9c0 \ubaa8\ub450 \uc911\uc9c0 \uc2dc\ud0a8\ub2e4. \uae30\ubcf8\uac12\uc774\ub2e4.<\/span><\/div>
\"process\" \uc740 \ud574\ub2f9 \uc720\ub2db \uc989 \uba54\uc778 \ud504\ub85c\uc138\uc2a4\ub9cc \uc911\uc9c0 \uc2dc\ud0a8\ub2e4.<\/span><\/div>
\"none\" \uc740 \uc544\ubb34\ub7f0 \uc561\uc158\uc744 \ud558\uc9c0 \uc54a\ub294\ub2e4.<\/span><\/div>
* \uadf8\ub8f9\uc774\ub780 \uc720\ub2db\uacfc \uadf8 \uc720\ub2db\uc5d0 \uc885\uc18d\uc131\uc744 \uac00\uc9c0\ub294 \uc720\ub2db\uc758 \ubb36\uc74c\uc744 \ub73b\ud55c\ub2e4.<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

ExecReload=<\/span><\/span><\/div>
\ub9ac\ub85c\uadf8(reload) \ub97c \uc218\ud589\ud560 \uba85\ub839\uc5b4\ub97c \uc120\uc5b8\ud55c\ub2e4.<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

ExecStartPre=, ExecStartPost=, ExecStopPre=, ExecStopPost=<\/span><\/span><\/div>
\uc720\ub2db \uc2dc\uc791, \uc911\uc9c0 \ub4f1\uc758 \uc5d1\uc158\uacfc \uad00\ub828\ud558\uc5ec \uc218\ud589\ud560 \ucd94\uac00 \uba85\ub839\uc5b4\ub97c \uc120\uc5b8\ud55c\ub2e4. \uc0ac\uc6a9\ubc95\uc740 \"ExecStart=\" \ub3d9\uc77c\ud558\uac8c \uc0ac\uc6a9\ud558\uba74 \ub41c\ub2e4.<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

RestartSec=<\/span><\/span><\/div>
\uc7ac\uc2dc\uc791 \uba85\ub839\uc744 \uc218\ud589\ud560\ub54c \uc911\uc9c0 \uc774\ud6c4 \ub2e4\uc2dc \uc2dc\uc791\ud558\ub294\ub370 \ub300\uae30(sleep)\ud558\ub294 \uc2dc\uac04\uc744 \uc124\uc815\ud55c\ub2e4. \uae30\ubcf8\uac12\uc740 \"100ms\" \uc774\ub2e4. \uac01\uac01 \"min\", \"s\", \"ms\" \ub2e8\uc704\ub85c \uc124\uc815\ud55c\ub2e4. \ud574\ub2f9 \uc124\uc815\uc740 Restart= \uc635\uc158\uc774 \uc788\ub294 \uacbd\uc6b0\uc5d0\ub9cc \uc801\uc6a9\ub41c\ub2e4.<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

TimeoutStartSec=<\/span><\/span><\/div>
\uc720\ub2db\uc774 \uc2dc\uc791\ud558\ub294\ub370 \ub300\uae30\ud558\ub294 \uc2dc\uac04\uc744 \uc124\uc815\ud55c\ub2e4. \uae30\ubcf8\uac12\uc740 90\ucd08(90s)\uc774\ub2e4. \ub9cc\uc77c Type=oneshot \uc778 \uacbd\uc6b0 \ud574\ub2f9 \uc124\uc815\uc774 \ud574\ub2f9 \uc124\uc815\uc774 \uc801\uc6a9\ub418\uc9c0 \uc54a\ub294\ub2e4. \ub9cc\uc77c \uc2dc\uc791 \uc2dc\uac04\uc744 \ub300\uae30\ud558\uc9c0 \uc54a\uace0 \ubb34\ud55c\uc815 \ub9ac\ud134\uac12\uc744 \uae30\ub2e4\ub9ac\uac8c \uc124\uc815\ud560\ub824\uba74 \"TimeoutStartSec=0\" \uc73c\ub85c \uc124\uc815\ud574 \uc8fc\uba74 \ub41c\ub2e4.<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

TimeoutStopSec=<\/span><\/span><\/div>
\uc635\uc158\uc744 \uc911\uc9c0\ud558\ub294\ub370 \ub300\uae30\ud558\ub294 \uc2dc\uac04\uc744 \uc124\uc815\ud55c\ub2e4. \uae30\ubcf8\uac12\uc740 90\ucd08(90s)\ub85c \uc704\uc758 \"TimeoutStartSec=\" \uc635\uc158\uacfc \ub3d9\uc77c\ud558\uac8c \"TimeoutStopSec=0\" \uc73c\ub85c \uc124\uc815\ud558\uba74 \ubb34\ud55c\uc815 \ub9ac\ud134\uac12\uc744 \uae30\ub2e4\ub9ac\uac8c \ub41c\ub2e4. \"TimeoutStopSec\" \uc635\uc158\uc5d0 \uc124\uc815\ub41c \uac12 \uc548\uc5d0 \uc885\ub8cc\ub418\uc9c0 \uc54a\uc73c\uba74 SIGKILL \uc2dc\uadf8\ub110\uc744 \ubcf4\ub0b4\uc11c \uac15\uc81c\ub85c \uc885\ub8cc\ud558\uac8c \ub41c\ub2e4.<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

TimeoutSec=<\/span><\/span><\/div>
\"TimeoutStartSec=\" \uc640 \"TimeoutStopSec=\" \uc744 \ub3d9\uc2dc\uc5d0 \uc124\uc815\ud55c\ub2e4.<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

WatchdogSec=<\/span><\/span><\/div>
\uc720\ub2db\uc774 \uc2dc\uc791\ub41c \uc774\ud6c4 \uc720\ub2db \uc0c1\ud0dc \uac10\uc2dc(keep-alive ping)\ud560\ub54c\uc758 \uc0c1\ud0dc \uac12\uc744 \ub9ac\ud134\ud558\ub294\ub370 \ub300\uae30\ud558\ub294 \uc2dc\uac04\uc744 \uc124\uc815\ud55c\ub2e4.  \"Restart=\" \uc635\uc158\uc774 \"on-failure\", \"always\" \uc778 \uacbd\uc6b0 \uc720\ub2db\uc744 \uc790\ub3d9\uc73c\ub85c \uc7ac\uc2dc\uc791\ud558\uac8c\ub418\uace0 \uc774\ub54c \"WatchdogSec=\" \uc124\uc815\uc744 \ud574\uc8fc\uc5b4\uc57c \ud55c\ub2e4. \uae30\ubcf8\uac12\uc740 \"0\" \uc73c\ub85c \uc720\ub2db \uc0c1\ud0dc \uac10\uc2dc\ub97c \uc0ac\uc6a9\ud558\uc9c0 \uc54a\ub294\ub2e4.<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

Restart=[<\/span>no<\/span>|on-success|on-failure|on-watchdog|on-abort|always]<\/span><\/span><\/div>
\uc720\ub2db\uc774 \uc8fd\uc5c8\uc744\ub54c\ub098 \ud639\uc740 \"WatchdogSec=\" \ub9cc\ud07c\uc758 \uc2dc\uac04 \ub3d9\uc548 \uc751\ub2f5\uc774 \uc5c6\ub294 \uacbd\uc6b0 \uc7ac\uc2dc\uc791\ud55c\ub2e4. \"ExecStartPre=\", \"ExecStartPost=\", \"ExecStopPre=\", \"ExecStopPost=\", \"ExecReload=\" \uc5d0 \uc124\uc815\ub41c \uc720\ub2db\uc758 \uacbd\uc6b0\uc5d0\ub294 \ud3ec\ud568\ub418\uc9c0 \uc54a\ub294\ub2e4. \uc989 \ud574\ub2f9 \uc720\ub2db\uc5d0\ub9cc \ud574\ub2f9\ub41c\ub2e4.<\/span><\/div>
\"no\" (\uae30\ubcf8\uac12), \uc720\ub2db\uc744 \ub2e4\uc2dc \uc2dc\uc791\ud558\uc9c0 \uc54a\ub294\ub2e4.<\/span><\/div>
\"on-success\" \ub294 \uc720\ub2db\uc774 \uc815\uc0c1\uc801\uc73c\ub85c \uc885\ub8cc\ub418\uc5c8\uc744 \ub54c\ub9cc \uc7ac\uc2dc\uc791\ud55c\ub2e4. \uc885\ub8cc\uc2dc\uc5d0 \"0\" \uac12\uc744 \ub9ac\ud134\ud558\uc5ec \uc885\ub8cc\ub418\uc5c8\uac70\ub098 SIGHUP, SIGINT, SIGTERM, SIGPIPE \ub4f1\uacfc \uac19\uc740 \uc2dc\uadf8\ub110 \ub610\ub294 \"SuccessExitStatus=\" \uc124\uc815\uc5d0\uc11c \uc9c0\uc815\ub41c \ub9ac\ud134 \ucf54\ub4dc \ubaa9\ub85d\uc5d0 \ub530\ub978 \uc2dc\uadf8\ub110\uc5d0 \ub300\ud574\uc11c \ubaa8\ub450 \uc131\uacf5\uc73c\ub85c \uc778\uc2dd\ud574 \uc7ac\uc2dc\uc791\uc744 \ud558\uac8c \ub41c\ub2e4.<\/span><\/div>
\"on-failure\" \uc720\ub2db\uc774 \ube44\uc815\uc0c1\uc801\uc73c\ub85c \uc885\ub8cc\ub418\uc5c8\uc744\ub54c \uc7ac\uc2dc\uc791\ud55c\ub2e4. \ub9ac\ud134\uac12\uc774 \"0\" \uc774 \uc544\ub2cc \uacbd\uc6b0, core dump \uc640 \uac19\uc774 \ube44\uc815\uc0c1\uc801\uc778 \uc2dc\uadf8\ub110\uc744 \ubc1b\uace0 \uc885\ub8cc\ub41c \uacbd\uc6b0, \ud0c0\uc784 \uc544\uc6c3\uac12\ub0b4 \uc751\ub2f5\uc774 \uc5c6\ub294 \uacbd\uc6b0 \ub4f1\uc77c\ub54c \uc7ac\uc2dc\uc791 \ud558\uac8c \ub41c\ub2e4.<\/span><\/div>
\"on-watchdog\" \"WatchdogSec=\" \uc5d0 \uc124\uc815\ub41c \uc2dc\uac04\ub0b4 \uc751\ub2f5\uc774 \uc5c6\ub294 \uacbd\uc6b0\uc5d0\ub9cc \uc7ac\uc2dc\uc791 \ud55c\ub2e4.<\/span><\/div>
\"on-abort\" \uc9c0\uc815\ub418\uc9c0 \uc54a\uc740 \ub9ac\ud134\uac12\uc744 \ubc1b\uc740 \uacbd\uc6b0 \uc7ac\uc2dc\uc791\uc744 \ud55c\ub2e4.<\/span><\/div>
\"always\" \uc885\ub8cc \uc0c1\ud0dc \ub4f1\uacfc \ubb34\uad00\ud558\uac8c \ubb34\uc870\uac74 \uc7ac\uc2dc\uc791\ud55c\ub2e4. (\uc0ac\uc6a9\uc790\uac00 \uc911\uc9c0\ud574\ub3c4 \uc2dc\uc2a4\ud15c\uc774 \ub2e4\uc2dc \ub744\uc6b0\uac8c \ub41c\ub2e4. \uc124\uc815\ub41c \uc720\ub2db \uc911\uc9c0 \uc2dc \uc8fc\uc758\uac00 \ud544\uc694\ud558\ub2e4.)<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

SuccessExitStatus=<\/span><\/span><\/div>
\uc131\uacf5\uc73c\ub85c \ud310\ub2e8\ud560 \uc2dc\uadf8\ub110\uc744 \uc124\uc815\ud574 \uc900\ub2e4. \ubb38\ubc95\uc740 \uc544\ub798\uc640 \uac19\ub2e4.<\/span><\/div>
\"SuccessExitStatus=1 2 8 SIGKILL\"<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

RestartPreventExitStatus=<\/span><\/span><\/div>
\uc7ac\uc2dc\uc791\uc744 \ubc29\uc9c0\ud560 \ub9ac\ud134 \ucf54\ub4dc\ub97c \uc124\uc815\ud55c\ub2e4. \uc7ac\uc2dc\uc791\uc744 \ud558\uc9c0 \uc54a\uc744 \ub9ac\ud134 \ucf54\ub4dc\ub97c \uc124\uc815\ud558\ub294\ub370 \uc720\uc6a9\ud558\ub2e4. \ubb38\ubc95\uc740 \uc544\ub798\uc640 \uac19\ub2e4.<\/span><\/div>
\"RestartPreventExitStatus=1 6 SIGABRT\"<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

PermissionsStartOnly=[yes|<\/span>no<\/span>]<\/span><\/span><\/div>
\"User=\", \"Group=\" \uc635\uc158 \ub4f1\uacfc \uac19\uc774 \uad8c\ud55c \uc124\uc815 \uc635\uc158\uc744 \uc801\uc6a9 \ud558\uc5ec \uc2dc\uc791\ud55c\ub2e4. \ud574\ub2f9 \uc124\uc815\uc740 \"ExecStart=\" \uc635\uc158\uc5d0\uc11c\ub9cc \uc801\uc6a9 \ub418\uba70 \"ExecStartPre=\", \"ExecStartPost=\", \"ExecReload=\", \"ExecStop=\", \"ExecStopPost=\" \uc635\uc158\uc5d0\uc11c\ub294 \uc801\uc6a9\ub418\uc9c0 \uc54a\ub294\ub2e4.<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

User=, Group=<\/span><\/span><\/div>
\uc720\ub2db\uc758 \ud504\ub85c\uc138\uc2a4\ub97c \uc218\ud589\ud560 \uc0ac\uc6a9\uc790\uba85, \uadf8\ub8f9\uba85 \ub4f1\uc744 \uc9c0\uc815\ud55c\ub2e4.<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

RootDirectoryStartOnly=[yes|<\/span>no<\/span>]<\/span><\/span><\/div>
\"\/\" \ub514\ub809\ud1a0\ub9ac\ub97c \uc9c0\uc815\ud55c\ub2e4. chroot() \ud568\uc218\ub97c \uc0ac\uc6a9\ud558\uc5ec \uad6c\ub3d9\ud55c\ub2e4. jail \uad6c\uc131\uc758 \uc77c\ubc18\uc801\uc778 \ud615\ud0dc\uc774\ub2e4. \ud574\ub2f9 \uc124\uc815\uc740 \"ExecStart=\" \uc635\uc158\uc5d0\uc11c\ub9cc \uc801\uc6a9 \ub418\uba70 \"ExecStartPre=\", \"ExecStartPost=\", \"ExecReload=\", \"ExecStop=\", \"ExecStopPost=\" \uc635\uc158\uc5d0\uc11c\ub294 \uc801\uc6a9\ub418\uc9c0 \uc54a\ub294\ub2e4.<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

RootDirectory=<\/span><\/span><\/div>
chroot() \ud568\uc218\ub85c \ubcc0\uacbd\ud560 \"\/\" \ub514\ub809\ud1a0\ub9ac\ub97c \uc9c0\uc815\ud55c\ub2e4.<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

WorkingDirectory=<\/span><\/span><\/div>
\ud504\ub85c\uc138\uc2a4\uc758 \uc791\uc5c5 \ub514\ub809\ud1a0\ub9ac\ub97c \uc9c0\uc815\ud55c\ub2e4. \ubcc4\ub3c4\uc758 \uc9c0\uc815\uc774 \uc5c6\uc73c\uba74 \uc720\ub2db\uc740 \"\/\" \ub514\ub809\ud1a0\ub9ac\ub97c \uc791\uc5c5 \ub514\ub809\ud1a0\ub9ac\ub85c \uc0ac\uc6a9\ud55c\ub2e4. \ud2b9\uc815 \ub514\ub809\ud1a0\ub9ac\uc5d0\uc11c \uc2e4\ud589\ud574\uc57c\ud558\ub294 \ud504\ub85c\uc138\uc2a4\uc5d0\uc11c \ud544\uc694\ud558\ub2e4. <\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

NonBlocking=[yes|<\/span>no<\/span>]<\/span><\/span><\/div>
\uc18c\ucf13 \ud30c\uc77c \ub514\uc2a4\ud06c\ub9bd\uc158 (FD) \uc5d0 O_NONBLOCK \ud50c\ub798\uadf8\ub97c \uc120\uc5b8\ud55c\ub2e4. yes \uc77c \uacbd\uc6b0 STDIN\/STDOUT\/STDERR \uc744 \uc81c\uc678\ud558\uace0 \ubaa8\ub4e0 \uc18c\ucf13\uc5d0 O_NONBLOCK \ud50c\ub798\uadf8\uac00 \uc9c0\uc815\ub41c\ub2e4. \uc989 non-blocking mode \ub85c \uc791\ub3d9\ud558\uac8c \ub41c\ub2e4.<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

NotifyAccess=[none|main|all]<\/span><\/span><\/div>
\uc720\ub2db \uc0c1\ud0dc\uc5d0 \ub300\ud574\uc11c sd_notify() \ud568\uc218\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc54c\ub9bc(notification) \uc18c\ucf13\uc5d0 \uc811\uadfc\ud560 \uc218 \uc788\ub3c4\ub85d \ud55c\ub2e4.<\/span><\/div>
\"none\" \uc740 \uc720\ub2db \uc0c1\ud0dc\uc5d0 \ub300\ud55c \ubaa8\ub4e0 \uc815\ubcf4\ub97c \ubb34\uc2dc\ud55c\ub2e4.<\/span><\/div>
\"main\" \uc740 \uba54\uc778 \ud504\ub85c\uc138\uc2a4\uc5d0 \ub300\ud574\uc11c\ub9cc \uc0c1\ud0dc \uc815\ubcf4 \uc54c\ub9bc\uc744 \ud5c8\uc6a9\ud55c\ub2e4.<\/span><\/div>
\"all\" \uc740 \ubaa8\ub4e0 \uc720\ub2db \uc989 \ucee8\ud2b8\ub864 \uadf8\ub8f9\uc758 \uc720\ub2db \uc0c1\ud0dc \uc815\ubcf4 \uc54c\ub9bc\uc744 \ud5c8\uc6a9\ud55c\ub2e4.<\/span><\/div>
\"Type=notify\" \ub610\ub294 \"WatchdogSec=\" \uac00 \uc124\uc815\ub41c \uacbd\uc6b0 \"NotifyAccess=\" \uc744 \uc811\uadfc \uac00\ub2a5\ud558\uac8c (\uc989 main \uc774\uc0c1) \uc124\uc815\ud574\uc57c \ud55c\ub2e4. \"NotifyAccess=\" \ub9cc \uc124\uc815\ud558\uace0 \uac12\uc774 \uc5c6\ub294 \uacbd\uc6b0 \uae30\ubcf8\uac12\uc740 \"main\" \uc774\ub2e4.<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

Sockets=<\/span><\/span><\/div>
\uc720\ub2db\uc5d0\uc11c \uc0ac\uc6a9\ud558\ub294 \uc18c\ucf13\uc758 \uc774\ub984\uc744 \uc9c0\uc815\ud55c\ub2e4. \uae30\ubcf8\uc73c\ub85c <\uc720\ub2db\uba85>.socket \uc73c\ub85c \uc0dd\uc131\ub418\uc9c0\ub9cc \uc9c0\uc815\ub41c \uc774\ub984\uc73c\ub85c \uc18c\ucf13\uc744 \uc0ac\uc6a9\ud558\ub294 \uacbd\uc6b0 \ubcc4\ub3c4\uc758 \uc124\uc815\uc774 \uac00\ub2a5\ud558\ub2e4. \ub610\ud55c \ud558\ub098\uc758 \uc720\ub2db\uc5d0\uc11c \uc5ec\ub7ec \uc18c\ucf13 \ubaa9\ub85d\uc744 \uc77c\uad04\uc801\uc73c\ub85c \uad00\ub9ac\ud558\ub294 \uacbd\uc6b0 \"Sockets=\" \uc635\uc158\uc774 \uc5ec\ub7ec\ubc88 \uc0ac\uc6a9 \ub420 \uc218\ub3c4 \uc788\ub2e4. \ub9cc\uc77c \"Sockets=\" \uc635\uc158\uc774 \uc544\ubb34\ub7f0 \uc124\uc815\uac12 \uc5c6\uc774 \ub2e8\ub3c5\uc73c\ub85c \uc0ac\uc6a9\ub418\ub294 \uacbd\uc6b0 \uc18c\ucf13 \ubaa9\ub85d\uc774 \ub9ac\uc14b\ub418\uac8c \ub41c\ub2e4.<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

StartLimitInterval=, StartLimitBurst=<\/span><\/span><\/div>
\uc704\uc758 \ub450 \uc124\uc815\uac12\uc744 \uc774\uc6a9\ud558\uc5ec \uc81c\ud55c\ub41c \uc2dc\uac04\uc5d0 \ub108\ubb34 \ub9ce\uc740 \uc7ac\uc2dc\uc791 (\"Restart=\") \uc774 \ubc1c\uc0dd\ub418\ub294 \uac83\uc744 \ubc29\uc9c0\ud574 \uc900\ub2e4. \uae30\ubcf8\uac12\uc5d0 \ub530\ub974\uba74 10\ucd08 \uac04\uaca9\uc73c\ub85c 5\ubc88\uae4c\uc9c0 \uc11c\ube44\uc2a4 \uc2dc\uc791\uc744 \ud5c8\uc6a9\ud558\uace0 \uadf8 \uc774\uc0c1 \ub354 \uc7ac\uc2dc\uc791 \uc774\ubca4\ud2b8\uac00 \ubc1c\uc0dd\ud558\uba74 \uc790\ub3d9\uc73c\ub85c \uc7ac\uc2dc\uc791 \ud558\uc9c0 \uc54a\ub3c4\ub85d \uc124\uc815\ud574 \uc900\ub2e4. (\uc989 1\ubd84\ub0b4 5\ubc88 \uc7ac\uc2dc\uc791 \uc2dc\ub3c4\uc774\ud6c4 \ubcf5\uad6c \ubd88\uac00\uc2dc Fail \ubc1c\uc0dd) \ub098\uc911\uc5d0 \uad00\ub9ac\uc790\uac00 \uc218\ub3d9\uc73c\ub85c \uad6c\ub3d9\ud558\uc5ec \ubcf5\uad6c \ud560 \uc218 \uc788\ub3c4\ub85d \ud558\uc5ec \ubb34\ud55c\ub300\uc758 \uc720\ub2db \uc7ac\uc2dc\uc791 \uc774\ubca4\ud2b8 \ubc1c\uc0dd\uc744 \ubc29\uc9c0\ud55c\ub2e4.<\/span>
<\/span>\"StartLimitInterval=\" \uc635\uc158\uc758 \uacbd\uc6b0 \uae30\ubcf8\uac12 10\ucd08(10s), \"0\" \uc73c\ub85c \uc124\uc815\ud560 \uacbd\uc6b0 \ube44\ud65c\uc131\ud654\ud55c\ub2e4.<\/span><\/div>
\"StartLimitBurst=\" \uc635\uc158\uc758 \uacbd\uc6b0 \uae30\ubcf8\uac12 5\ud68c<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

StartLimitAction=[<\/span>none<\/span>|reboot|reboot-force|reboot-immediate]<\/span><\/span><\/div>
\ub9cc\uc77c \ubcf5\uad6c \uc7ac\uc2dc\ub3c4\uac00 \uc81c\ud55c\ub41c \uc124\uc815 ( Service Recovery Limit > StartLimitInterval * StartLimitBurst ) \ub0b4\uc5d0 \ub9c8\uce58\uc9c0 \ubabb\ud558\uba74 \ub2e4\uc74c \uc870\uce58\ub85c \uc5b4\ub5a0\ud55c \ubc29\uc2dd\uc758 \uc791\ub3d9\uc744 \ud560\uc9c0 \uc120\uc5b8\ud55c\ub2e4.<\/span><\/div>
\"none\" (\uae30\ubcf8\uac12), \uc544\ubb34\ub7f0 \uc561\uc158\ub3c4 \ud558\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4.<\/span><\/div>
\"reboot\" \uc2dc\uc2a4\ud15c\uc744 \uc7ac\ubd80\ud305 \ud55c\ub2e4. (systemctl reboot \uc640 \ub3d9\uc77c)<\/span><\/div>
\"reboot-force\" \uc2dc\uc2a4\ud15c\uc744 \uac15\uc81c \uc81c\ubd80\ud305 \ud55c\ub2e4. \ub2e8 \ub370\uc774\ud0c0 \uc720\uc2e4\uc744 \uc5c6\ub2e4. (systemctl reboot -f \uc640 \ub3d9\uc77c)<\/span><\/div>
\"reboot-immediate\" \uc2dc\uc2a4\ud15c\uc744 \uac15\uc81c \uc7ac\ubd80\ud305 \ud55c\ub2e4. \ub370\uc774\ud0c0\uc758 \uc720\uc2e4\uc774 \uc788\ub2e4. reboot() \ud568\uc218\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc989\uac01\uc801\uc778 \uc7ac\ubd80\ud305\uc744 \uc218\ud589\ud55c\ub2e4. sync \uacfc\uc815\uc5c6\uc774 \uc9c4\ud589<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

Nice=<\/span><\/span><\/div>
\ud574\ub2f9 \uc720\ub2db\uc758 \ud504\ub85c\uc138\uc2a4\uc758 nice \uac12\uc744 \uc9c0\uc815\ud55c\ub2e4. \"-20\" \ubd80\ud130 \"19\" \uae4c\uc9c0 \uc815\uc218\ud615\uc73c\ub85c \ub4f1\ub85d\ud55c\ub2e4.<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

OOMScoreAdjust=<\/span><\/span><\/div>
OOM(Out Of Memory) killer \uc791\ub3d9\uc2dc \ud504\ub85c\uc138\uc2a4 \uc870\uc815\uac12\ub97c \ubbf8\ub9ac \uc9c0\uc815\ud560 \uc218 \uc788\ub2e4. \"-1000\" \uc5d0\uc11c \"1000\" \uae4c\uc9c0 \uc815\uc218\ud615\uc73c\ub85c \ub4f1\ub85d\ud55c\ub2e4.<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

UMask=<\/span><\/span><\/div>
umask \uac12\uc744 \uc120\uc5b8\ud55c\ub2e4. \ubcc4\ub3c4\uc758 \uc124\uc815\uc774 \uc5c6\uc73c\uba74 \uae30\ubcf8\uac12\uc740 \"0022\" \uc774\ub2e4.<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

SyslogFacility=<\/span><\/span><\/div>
\ub85c\uadf8 \uc0ac\uc124\uc744 \uc124\uc815\ud560 \uc218 \uc788\ub2e4. \"kern, user, mail, daemon, auth, syslog, lpr, news, uucp, cron, authpriv, ftp, local0, local1, local2, local3, local4, local5, local6, local7\" \ub4f1\uc758 \uac12\uc73c\ub85c \uc124\uc815 \uac00\ub2a5\ud558\ub2e4.<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

SyslogLevel=<\/span><\/span><\/div>
\ub85c\uadf8 \ub808\ubca8\uc744 \uc124\uc815\ud560 \uc218 \uc788\ub2e4. \"emerg, alert, crit, err, warning, notice, info, debug\" \ub4f1 \uc124\uc815\uc774 \uac00\ub2a5\ud558\ub2e4.<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

TCPWrapName=<\/span><\/span><\/div>
TCP \ub798\ud37c\ub97c \uc0ac\uc6a9\ud558\uae30\uc704\ud55c \uc124\uc815\uc774\ub2e4.<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

PAMName=<\/span><\/span><\/div>
PAM \ubcf4\uc548 \uc0ac\uc124\uc744 \uc0ac\uc6a9\ud558\uae30 \uc704\ud55c \uc124\uc815\uc774\ub2e4.<\/span><\/div>


<\/span><\/p>\n\n<\/span>

=== [Install] \uc139\uc158 ===<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

Alias=<\/span><\/span><\/div>
\uc720\ub2db\uc758 \uc54c\ub9ac\uc544\uc2a4 \uc774\ub984\uc744 \uc9c0\uc815\ud55c\ub2e4. \"systemctl enable\" \uba85\ub839\uc5b4\ub97c \ud1b5\ud574\uc11c \uc54c\ub9ac\uc544\uc2a4 \uc774\ub984\uc73c\ub85c \uc0dd\uc131\ud560 \uc218 \uc788\ub2e4. \uc54c\ub9ac\uc544\uc2a4 \uc774\ub984\uc740 \uc720\ub2db \ud30c\uc77c \ud655\uc7a5\uc790(\uc720\ub2db \ud0c0\uc785)\ub97c \uac00\uc9c0\uace0 \uc788\uc5b4\uc57c \ud55c\ub2e4.<\/span><\/div>
(service, socket, mount, swap \ub4f1\uc774 \uc788\ub2e4.  \uc608: httpd.service \uc758 Alias=apache.service)<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

WantedBy=, RequiredBy=<\/span><\/span><\/div>
\"systemctl enable\" \uba85\ub839\uc5b4\ub85c \uc720\ub2db\uc744 \ub4f1\ub85d\ud560\ub54c \ub4f1\ub85d\uc5d0 \ud544\uc694\ud55c \uc720\ub2db\uc744 \uc9c0\uc815\ud55c\ub2e4. \ud574\ub2f9 \uc720\ub2db\uc744 \ub4f1\ub85d\ud558\uae30\uc704\ud55c \uc885\uc18d\uc131 \uac80\uc0ac \ub2e8\uacc4\ub85c \ubcf4\uba74 \ub41c\ub2e4. \ub530\ub77c\uc11c \ud574\ub2f9 \uc124\uc815\uc740 [Unit] \uc139\uc158\uc758 \"Wants=\" \uc640 :Requires=\" \uc635\uc158\uacfc \uad00\uacc4 \uc788\ub2e4.<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

Also=<\/span><\/span><\/div>
\"systemctl enable\" \uc640 \"systemctl disable\" \ub85c \uc720\ub2db\uc744 \ub4f1\ub85d\ud558\uac70\ub098 \ud574\uc81c\ud560\ub54c \ub2e4\ub978 \uc720\ub2db \ub610\ud55c \uac19\uc774 \ub4f1\ub85d, \ud574\uc81c\ub97c \ud558\ub3c4\ub85d \uad6c\uc131\ud560 \uc218 \uc788\ub2e4.<\/span><\/div>


<\/span>
<\/p>\n\n<\/span>

Targets table<\/span><\/h3>
<\/colgroup>
SysV Runlevel<\/span><\/div><\/td>
systemd Target<\/span><\/div><\/td>
Notes<\/span><\/div><\/td><\/tr>
0<\/span><\/div><\/td>
runlevel0.target, poweroff.target<\/span><\/div><\/td>
Halt the system.<\/span><\/div><\/td><\/tr>
1, s, single<\/span><\/div><\/td>
runlevel1.target, rescue.target<\/span><\/div><\/td>
Single user mode.<\/span><\/div><\/td><\/tr>
2, 4<\/span><\/div><\/td>
runlevel2.target, runlevel4.target, multi-user.target<\/span><\/div><\/td>
User-defined\/Site-specific runlevels. By default, identical to 3.<\/span><\/div><\/td><\/tr>
3<\/span><\/div><\/td>
runlevel3.target, multi-user.target<\/span><\/div><\/td>
Multi-user, non-graphical. Users can usually login via multiple consoles or via the network.<\/span><\/div><\/td><\/tr>
5<\/span><\/div><\/td>
runlevel5.target, graphical.target<\/span><\/div><\/td>
Multi-user, graphical. Usually has all the services of runlevel 3 plus a graphical login.<\/span><\/div><\/td><\/tr>
6<\/span><\/div><\/td>
runlevel6.target, reboot.target<\/span><\/div><\/td>
Reboot<\/span><\/div><\/td><\/tr>
emergency<\/span><\/div><\/td>
emergency.target<\/span><\/div><\/td>
Emergency shell<\/span><\/div>

<\/span><\/div><\/td><\/tr><\/tbody><\/table>
<\/div>

<\/div>
<\ucd94\uac00><\/span><\/strong><\/span><\/div>
# vi \/usr\/lib\/systemd\/system\/tomcat.service<\/span><\/font><\/div>

<\/span><\/font><\/div>
tomcat.service \ud30c\uc77c\uc744 \ub9cc\ub4e4\uc5b4\uc900 \ub4a4 \uc544\ub798\uc5d0 \ub0b4\uc6a9\uc744 \uc791\uc131\ud558\uc5ec \uc800\uc7a5\ud55c\ub2e4.<\/span><\/font><\/div>

<\/span><\/font><\/div>
[Unit]<\/span><\/font><\/div>
Description=tomcat service<\/span><\/font><\/div>
After=syslog.target<\/span><\/font><\/div>
After=network.target<\/span><\/font><\/div>

<\/div>
[Service]<\/span><\/font><\/div>
Type=forking<\/span><\/font><\/div>
ExecStart=\/tomcat\/bin\/catalina.sh start<\/span><\/font><\/div>
ExecStop=\/tomcat\/bin\/catalina.sh stop<\/span><\/font><\/div>

<\/div>
[Install]<\/span><\/font><\/div>
WantedBy=multi-user.target<\/span><\/font><\/div><\/div>\n","protected":false},"excerpt":{"rendered":"

\ucd9c\ucc98 : http:\/\/fmd1225.tistory.com\/93 – RHEL 7 \uc758 OS \uc801\uc778 \uac00\uc7a5 \ud070 \ubcc0\ud654\ub294 3.x \ucee4\ub110\uc744 \uc0ac\uc6a9\ud55c\ub2e4\ub294 \uc810(\ubb3c\ub860 2.6.x \ucee4\ub110\uc5d0\uc11c \ud070 \ucc28\uc774\uac00 \uc788\ub294 \uac83\uc740 \uc544\ub2c8\ub2e4.) \uadf8\ub9ac\uace0 \uc815\ud1b5\uc801\uc778 init \ub370\ubaac\uc5d0\uc11c systemd \ub370\ubaac\uc73c\ub85c \ubcc0\uacbd\uc774 \ub418\uc5c8\ub2e4\ub294 \uc810\uc774\ub2e4. systemd \uc5d0 \ub300\ud574\uc11c \uc880\ub354 \uc0b4\ud3b4 \ubcf4\uc790 * Linux \ubd80\ud305 \uacfc\uc815 (\uc0ac\uc804\uc5d0 \uc54c\uace0 \uac11\uc2dc\ub2e4.) http:\/\/www.ibm.com\/developerworks\/library\/l-linuxboot\/index.html – systemd \ub294 \ub9ac\ub205\uc2a4 \ucee4\ub110 API \ub85c \uc124\uacc4\ub41c \uc2dc\uc2a4\ud15c \uad00\ub9ac […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_import_markdown_pro_load_document_selector":0,"_import_markdown_pro_submit_text_textarea":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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