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Xubuntu readonly filesystem.

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This commit is contained in:
Miguel Scapolla 2016-05-30 22:03:29 -03:00
parent b55f36bab9
commit c3cef713be
1 changed files with 13 additions and 12 deletions
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25
xubuntu-read-only-filesystem.txt
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@ -21,6 +21,14 @@ Xubuntu 16.04 with read only root filesystem for SSD disk
* rm -fr /home/* /tmp/* /tmp/.* <-- CAUTION! * rm -fr /home/* /tmp/* /tmp/.* <-- CAUTION!
* mkdir -p /var/mounts/sda2 ; chmod 0755 /var/mounts/sda2
* mkdir -p /var/mounts/mediarw ; chmod 0755 /var/mounts/mediarw
* mkdir -p /var/mounts/mediaro ; chmod 0755 /var/mounts/mediaro
* mkdir -p /var/mounts/mediaro/share1 ; chmod 0755 /var/mounts/mediaro/share1
* /usr/local/bin/readonlyfs * /usr/local/bin/readonlyfs
#!/bin/bash #!/bin/bash
@ -42,13 +50,6 @@ Xubuntu 16.04 with read only root filesystem for SSD disk
start) start)
echo "Starting read only filesystem." echo "Starting read only filesystem."
mkdir -p /var/mounts/sda2
mkdir -p /var/mounts/mediaro
mkdir -p /var/mounts/mediarw
chmod 755 /var/mounts/sda2
chmod 755 /var/mounts/mediaro
chmod 755 /var/mounts/mediarw
mount -t tmpfs -o size=1M tmpfs /var/mounts/mediarw mount -t tmpfs -o size=1M tmpfs /var/mounts/mediarw
mount -t aufs -o br=/var/mounts/mediarw=rw:/var/mounts/mediaro=ro -o udba=reval none /media mount -t aufs -o br=/var/mounts/mediarw=rw:/var/mounts/mediaro=ro -o udba=reval none /media
chmod 0755 /media chmod 0755 /media
@ -74,7 +75,7 @@ Xubuntu 16.04 with read only root filesystem for SSD disk
esac esac
exit 0 exit 0
* chmod 0744 /usr/local/bin/readonlyfs * chmod 744 /usr/local/bin/readonlyfs
* ln -s /usr/local/bin/readonlyfs /etc/init.d/readonlyfs * ln -s /usr/local/bin/readonlyfs /etc/init.d/readonlyfs
@ -85,8 +86,9 @@ Xubuntu 16.04 with read only root filesystem for SSD disk
* update-rc.d readonlyfs enable * update-rc.d readonlyfs enable
* /etc/fstab * /etc/fstab
UUID=<UUID_/dev/sdc1> / ext4 ro,noatime,errors=remount-ro 0 0 UUID=<UUID_/dev/sdc1> / ext4 ro,noatime,errors=remount-ro 0 0
UUID=<UUID_/dev/sda3> none swap sw 0 0 UUID=<UUID_/dev/sda3> none swap sw 0 0
<NFSSERVER>:/path/to/share1 /media/share1 nfs _netdev,rw,noauto,user,users,noexec,nosuid,nolock,noatime,nfsvers=3,sec=sys,udp,rsize=32768,wsize=32768 0 0
* /etc/default/grub * /etc/default/grub
GRUB_TIMEOUT=N GRUB_TIMEOUT=N
@ -102,8 +104,7 @@ Xubuntu 16.04 with read only root filesystem for SSD disk
mount -o remount,ro / mount -o remount,ro /
* Network Manager: wired connection with fixed IP address: * Network Manager: wired connection with fixed IP address:
* Create and chmod 600 the file: "/etc/NetworkManager/system-connections/Wired Connection" + chmod 600
"/etc/NetworkManager/system-connections/Wired Connection"
[ethernet] [ethernet]
duplex=full duplex=full