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-rw-r--r--cloudinit/config/cc_mounts.py52
1 files changed, 34 insertions, 18 deletions
diff --git a/cloudinit/config/cc_mounts.py b/cloudinit/config/cc_mounts.py
index 452c9e83..0c796b18 100644
--- a/cloudinit/config/cc_mounts.py
+++ b/cloudinit/config/cc_mounts.py
@@ -327,6 +327,8 @@ def handle(_name, cfg, cloud, log, _args):
if "mounts" in cfg:
cfgmnt = cfg["mounts"]
+ LOG.debug("mounts configuration is %s", cfgmnt)
+
for i in range(len(cfgmnt)):
# skip something that wasn't a list
if not isinstance(cfgmnt[i], list):
@@ -423,37 +425,51 @@ def handle(_name, cfg, cloud, log, _args):
cc_lines.append('\t'.join(line))
fstab_lines = []
+ removed = []
for line in util.load_file(FSTAB_PATH).splitlines():
try:
toks = WS.split(line)
if toks[3].find(comment) != -1:
+ removed.append(line)
continue
except Exception:
pass
fstab_lines.append(line)
+ for d in dirs:
+ try:
+ util.ensure_dir(d)
+ except Exception:
+ util.logexc(log, "Failed to make '%s' config-mount", d)
+
+ sadds = [WS.sub(" ", n) for n in cc_lines]
+ sdrops = [WS.sub(" ", n) for n in removed]
+
+ sops = (["- " + drop for drop in sdrops if drop not in sadds] +
+ ["+ " + add for add in sadds if add not in sdrops])
+
fstab_lines.extend(cc_lines)
contents = "%s\n" % ('\n'.join(fstab_lines))
util.write_file(FSTAB_PATH, contents)
+ activate_cmds = []
if needswap:
- try:
- util.subp(("swapon", "-a"))
- except Exception:
- util.logexc(log, "Activating swap via 'swapon -a' failed")
+ activate_cmds.append(["swapon", "-a"])
- for d in dirs:
+ if len(sops) == 0:
+ log.debug("No changes to /etc/fstab made.")
+ else:
+ log.debug("Changes to fstab: %s", sops)
+ activate_cmds.append(["mount", "-a"])
+ if uses_systemd:
+ activate_cmds.append(["systemctl", "daemon-reload"])
+
+ fmt = "Activating swap and mounts with: %s"
+ for cmd in activate_cmds:
+ fmt = "Activate mounts: %s:" + ' '.join(cmd)
try:
- util.ensure_dir(d)
- except Exception:
- util.logexc(log, "Failed to make '%s' config-mount", d)
-
- activate_cmd = ["mount", "-a"]
- if uses_systemd:
- activate_cmd = ["systemctl", "daemon-reload"]
- fmt = "Activate mounts: %s:" + ' '.join(activate_cmd)
- try:
- util.subp(activate_cmd)
- LOG.debug(fmt, "PASS")
- except util.ProcessExecutionError:
- util.logexc(log, fmt, "FAIL")
+ util.subp(cmd)
+ log.debug(fmt, "PASS")
+ except util.ProcessExecutionError:
+ log.warn(fmt, "FAIL")
+ util.logexc(log, fmt, "FAIL")