saveconfig: open the temp configfile with modes set #162
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Fixes: open-iscsi#161 Signed-off-by: Prasanna Kumar Kalever <prasanna.kalever@redhat.com>
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Thanks to https://stackoverflow.com/a/15015748, which made my life easy. |
shutil.copyfile() will not copy permissions, so all the perms that we set on tempfile will go for a toss, and will be reset to default ┌──────────────────┬────────┬───────────┬───────┬────────────────┐ │ Function │ Copies │ Copies │Can use│ Destination │ │ │metadata│permissions│buffer │may be directory│ ├──────────────────┼────────┼───────────┼───────┼────────────────┤ │shutil.copy │ No │ Yes │ No │ Yes │ │shutil.copyfile │ No │ No │ No │ No │ │shutil.copy2 │ Yes │ Yes │ No │ Yes │ │shutil.copyfileobj│ No │ No │ Yes │ No │ └──────────────────┴────────┴───────────┴───────┴────────────────┘ Without this fix: ---------------- $ ls /etc/target/saveconfig.json -l -rw-r--r-- 1 root root 5078 May 28 20:01 /etc/target/saveconfig.json With this fix: -------------- $ ls /etc/target/saveconfig.json -l -rw------- 1 root root 5078 May 28 20:15 /etc/target/saveconfig.json Signed-off-by: Prasanna Kumar Kalever <prasanna.kalever@redhat.com>
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Signed-off-by: Prasanna Kumar Kalever <prasanna.kalever@redhat.com>