8 def __init__ (self, name):
12 def configure (self, rec):
13 # logger.log("Initscript.configure")
14 new_initscript = rec['initscript']
15 if new_initscript != self.initscript:
16 self.initscript = new_initscript
17 # not used anymore, we always check against the installed script
18 #self.initscriptchanged = True
19 self.refresh_slice_vinit()
21 def install_and_enable_vinit (self):
22 "prepare sliver rootfs init and systemd so the vinit service kicks in"
23 # the fact that systemd attempts to run old-style services
24 # says we should do either one or the other and not both
25 # but actually if that was true we could just do it for init and be fine
26 # which is not what we've seen starting with f18
27 # so we try for a systemd system, and if it fails it means
28 # one of the dir does not exist and so we are dealing with an init-based rootfs
29 try: self.install_and_enable_vinit_for_systemd ()
30 except: self.install_and_enable_vinit_for_init ()
32 # unconditionnally install and enable the generic vinit script
33 # mimicking chkconfig for enabling the generic vinit script
34 # this is hardwired for runlevel 3
35 def install_and_enable_vinit_for_init (self):
36 "suitable for init-based VMs"
37 vinit_source="/usr/share/NodeManager/sliver-initscripts/vinit"
38 vinit_script="/vservers/%s/etc/rc.d/init.d/vinit"%self.name
39 enable_link="/vservers/%s/etc/rc.d/rc3.d/S99vinit"%self.name
40 enable_target="../init.d/vinit"
42 code=file(vinit_source).read()
43 if tools.replace_file_with_string(vinit_script,code,chmod=0755):
44 logger.log("Initscript: %s: installed generic vinit rc script"%self.name)
45 # create symlink for runlevel 3
46 if not os.path.islink(enable_link):
48 logger.log("Initscript: %s: creating runlevel3 symlink %s"%(self.name,enable_link))
49 os.symlink(enable_target,enable_link)
51 logger.log_exc("Initscript failed to create runlevel3 symlink %s"%enable_link,name=self.name)
53 # very similar but with systemd unit files - we target 'multi-user' in this context
54 def install_and_enable_vinit_for_systemd(self):
55 "suitable for systemd-based VMs"
56 vinit_source="/usr/share/NodeManager/sliver-systemd/vinit.service"
57 vinit_unit_file="/vservers/%s/usr/lib/systemd/system/vinit.service"%self.name
58 enable_link="/vservers/%s/etc/systemd/system/multi-user.target.wants/vinit.service"%self.name
59 enable_target="/usr/lib/systemd/system/vinit.service"
61 code=file(vinit_source).read()
62 if tools.replace_file_with_string(vinit_unit_file,code,chmod=0755):
63 logger.log("Initscript: %s: installed vinit.service unit file"%self.name)
64 # create symlink for enabling this unit
65 if not os.path.islink(enable_link):
67 logger.log("Initscript: %s: creating enabling symlink %s"%(self.name,enable_link))
68 os.symlink(enable_target,enable_link)
70 logger.log_exc("Initscript failed to create enabling symlink %s"%enable_link,name=name)
73 #ln -s '/usr/lib/systemd/system/vinit.service' '/etc/systemd/system/multi-user.target.wants/vinit.service'
76 # install or remove the slice inistscript, as instructed by the initscript tag
77 def refresh_slice_vinit(self):
79 sliver_initscript="/vservers/%s/etc/rc.d/init.d/vinit.slice"%self.name
80 if tools.replace_file_with_string(sliver_initscript,code,remove_if_empty=True,chmod=0755):
82 logger.log("Initscript: %s: Installed new initscript in %s"%(self.name,sliver_initscript))
84 # Only need to rerun the initscript if the vserver is
85 # already running. If the vserver isn't running, then the
86 # initscript will automatically be started by
87 # /etc/rc.d/vinit when the vserver is started.
88 self.rerun_slice_vinit()
90 logger.log("Initscript: %s: Removed obsolete initscript %s"%(self.name,sliver_initscript))