How to install GMVAULT tool in Linux

After Sign in click allow. The gmvault will be allowed use your account

Now copy the verification code and paste it in the terminal. It automatically connects to the Gmail server.

The backup data is stored in the default location $HOME/gmvault-db (or) /HOME/gmvault-db.

Go to settings &rarr Forwarding and POP/IMAP and then enable POP and IMAP for all Gmail account.

To Customise synchronisation run the following command.

root@user1:~# gmvault sync --type custom --imap-req ' Since 1-May-2016 Before 30-May-2016'  ' testfacebookmessenger@gmail.com' 
Odd. Use default python2.7.x or 2.6.x distribution.
Use gmvault-db located in /root/gmvault-db.

Activate Gmvault db cleaning.
Create defaults in /root/.gmvault/gmvault_defaults.conf. Please touch this file only if you know what to do.
Authentication performed with Gmail OAuth2 access token.

Get OAuth2 credential from /root/.gmvault/testfacebookmessenger@gmail.com.oauth2.

Connect to Gmail server.

Perform custom synchronisation with imap request: Since 1-May-2016 Before 30-May-2016.

Start synchronization (2016-07-15T16h05m32s).

Start emails synchronization.
39 emails to be fetched.
Process email num 0 (imap_id:6) from 2016-05.
Process email num 1 (imap_id:8) from 2016-05.
Process email num 2 (imap_id:10) from 2016-05.
Process email num 3 (imap_id:12) from 2016-05.
.
.
.

Will delete 0 chat(s) from gmvault db.

Deletion checkup done in 2s.
================================================================
Sync operation performed in 3s.
Number of reconnections: 0.
Number of emails quarantined: 0.
Number of emails that could not be fetched: 0.
Number of emails that were returned empty by gmail: 0.
Number of emails without label information returned by gmail: 0.
================================================================

To restore the backup files to the gmail server run the below command

root@user1:~# gmvault restore testfacebookmessenger@gmail.com
Odd. Use default python2.7.x or 2.6.x distribution.

Use gmvault-db located in /root/gmvault-db.

Create defaults in /root/.gmvault/gmvault_defaults.conf. Please touch this file only if you know what to do.
Authentication performed with Gmail OAuth2 access token.

Get OAuth2 credential from /root/.gmvault/testfacebookmessenger@gmail.com.oauth2.

Connect to Gmail server.

Start restoration (2016-07-15T16h15m48s).
.
.
.
Restore chats in gmail account testfacebookmessenger@gmail.com.
Read chats info from /root/gmvault-db gmvault-db.
Total number of chats to restore 0.
Got all chats id left to restore. Still 0 chats to do.

================================================================
Sync operation performed in 1m 23s.
Number of reconnections: 0.
Number of emails quarantined: 0.
Number of emails that could not be fetched: 0.
Number of emails that were returned empty by gmail: 0.
Number of emails without label information returned by gmail: 0.
================================================================

Run the following command to know more option about Gmvault.

root@user1:~# gmvault -h

Odd. Use default python2.7.x or 2.6.x distribution.

usage: gmvault [-h] [-v] {sync,restore,check,export} ...

optional arguments:
  -h, --help            show this help message and exit
  -v, --version         show program' s version number and exit

subcommands:
  {sync,restore,check,export}
                        valid subcommands.
    sync                synchronize with a given gmail account.
    restore             restore gmvault-db to a given email account.
    check               check and clean the gmvault-db disk database.
    export              Export the gmvault-db database to another format.

a) Get help for each of the individual commands

#>  gmvault sync -h
#>  gmvault restore --help
#>  gmvault check -h
#>  gmvault export -h