How to record the terminal session - ttystudio tool
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To record the terminal session using ttystudio tool
This article explains the installation of ttystudio tool. It records the Terminal activity and saves the output in GIF or PNG format. It contains an built-in gif and png writer.
Features
- Recording a remote machine via ssh is possible.
- Requires a terminal playback while writting an image.
- Automatic conversion of gif or apng is supported.
- Produces glitchy- free frames.
- Can record frames even if nothing displayed on the screen.
To install the prerequisites
Run the following command to enable the epel repository.
[root@linuxhelp ~]# yum install epel-release -y
Loaded plugins: fastestmirror, langpacks
Loading mirror speeds from cached hostfile
* base: centos.excellmedia.net
* extras: centos.excellmedia.net
* updates: mirror.vastspace.net
Resolving Dependencies
--> Running transaction check
---> Package epel-release.noarch 0:7-6 will be installed
--> Finished Dependency Resolution
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.
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Installed:
epel-release.noarch 0:7-6
Complete!
Execute the following command to install the nodejs and npm packages.
[root@linuxhelp ~]# yum install nodejs npm -y
Loaded plugins: fastestmirror, langpacks
Loading mirror speeds from cached hostfile
* base: centos.excellmedia.net
* epel: epel.mirror.net.in
* extras: centos.excellmedia.net
* updates: mirror.vastspace.net
Resolving Dependencies
--> Running transaction check
---> Package nodejs.x86_64 0:0.10.42-4.el7 will be installed
---> Package npm.noarch 0:1.3.6-5.el7 will be installed
--> Processing Dependency: npm(npmlog) = 0.0.4 for package: npm-1.3.6-5.el7.noarch
--> Processing Dependency: npm(npm-user-validate) = 0.0.3 for package: npm-1.3.6-5.el7.noarch
--> Processing Dependency: npm(init-package-json) = 0.0.10 for package: npm-1.3.6-5.el7.noarch
--> Processing Dependency: npm(editor) = 0.0.4 for package: npm-1.3.6-5.el7.noarch
.
.
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nodejs-rimraf.noarch 0:2.2.2-1.el7 nodejs-semver.noarch 0:2.1.0-3.el7
nodejs-sha.noarch 0:1.2.1-1.el7 nodejs-sigmund.noarch 0:1.0.0-5.el7
nodejs-slide.noarch 0:1.1.5-1.el7 nodejs-sntp.noarch 0:0.2.4-1.el7
nodejs-tar.noarch 0:0.1.18-1.el7 nodejs-tunnel-agent.noarch 0:0.3.0-1.el7
nodejs-uid-number.noarch 0:0.0.3-7.el7 nodejs-which.noarch 0:1.0.5-8.el7
openssl-devel.x86_64 1:1.0.1e-51.el7_2.5 pcre-devel.x86_64 0:8.32-15.el7_2.1
perl-srpm-macros.noarch 0:1-8.el7 redhat-rpm-config.noarch 0:9.1.0-68.el7.centos
v8.x86_64 1:3.14.5.10-17.el7 v8-devel.x86_64 1:3.14.5.10-17.el7
zlib-devel.x86_64 0:1.2.7-15.el7
Dependency Updated:
e2fsprogs.x86_64 0:1.42.9-7.el7 e2fsprogs-libs.x86_64 0:1.42.9-7.el7 glibc.x86_64 0:2.17-106.el7_2.6
glibc-common.x86_64 0:2.17-106.el7_2.6 krb5-libs.x86_64 0:1.13.2-12.el7_2 libcom_err.x86_64 0:1.42.9-7.el7
libgcc.x86_64 0:4.8.5-4.el7 libgomp.x86_64 0:4.8.5-4.el7 libss.x86_64 0:1.42.9-7.el7
libstdc++.x86_64 0:4.8.5-4.el7 openssl.x86_64 1:1.0.1e-51.el7_2.5 openssl-libs.x86_64 1:1.0.1e-51.el7_2.5
pcre.x86_64 0:8.32-15.el7_2.1 zlib.x86_64 0:1.2.7-15.el7
Complete!
To install ttystudio
Utilise the following command to install the ttystudio.
[root@linuxhelp ~]# npm -g install ttystudio
npm http GET https://registry.npmjs.org/ttystudio
npm http 200 https://registry.npmjs.org/ttystudio
npm http GET https://registry.npmjs.org/ttystudio/-/ttystudio-0.0.16.tgz
npm http 200 https://registry.npmjs.org/ttystudio/-/ttystudio-0.0.16.tgz
npm http GET https://registry.npmjs.org/term.js
npm http GET https://registry.npmjs.org/blessed
npm http GET https://registry.npmjs.org/pty.js
.
.
.
npm WARN unmet dependency undefined,
npm WARN unmet dependency which is version undefined
npm WARN unmet dependency /usr/lib/node_modules/glob requires inherits@' 2' but will load
npm WARN unmet dependency undefined,
npm WARN unmet dependency which is version undefined
npm WARN unmet dependency /usr/lib/node_modules/npmconf requires inherits@' ~2.0.0' but will load
npm WARN unmet dependency undefined,
npm WARN unmet dependency which is version undefined
npm WARN unmet dependency /usr/lib/node_modules/tar requires inherits@' 2' but will load
npm WARN unmet dependency undefined,
npm WARN unmet dependency which is version undefined
ttystudio@0.0.16 /usr/lib/node_modules/ttystudio
??? term.js@0.0.7
??? blessed@0.1.81
??? pty.js@0.3.1 (extend@1.2.1, nan@2.3.5)
Start the ttystudio by using the following command.
[root@linuxhelp ~]# ttystudio linuxhelp.gif [root@linuxhelp ~]# ping linuxhelp.com -c 5 PING linuxhelp.com (192.155.206.82) 56(84) bytes of data. 64 bytes from 52.ce.9bc0.ip4.static.sl-reverse.com (192.155.206.82): icmp_seq=1 ttl=56 time=254 ms 64 bytes from 52.ce.9bc0.ip4.static.sl-reverse.com (192.155.206.82): icmp_seq=2 ttl=56 time=242 ms 64 bytes from 52.ce.9bc0.ip4.static.sl-reverse.com (192.155.206.82): icmp_seq=3 ttl=56 time=247 ms 64 bytes from 52.ce.9bc0.ip4.static.sl-reverse.com (192.155.206.82): icmp_seq=4 ttl=56 time=255 ms 64 bytes from 52.ce.9bc0.ip4.static.sl-reverse.com (192.155.206.82): icmp_seq=5 ttl=56 time=243 ms --- linuxhelp.com ping statistics --- 5 packets transmitted, 5 received, 0% packet loss, time 4033ms rtt min/avg/max/mdev = 242.202/248.408/255.003/5.389 ms [root@linuxhelp ~]# last root root pts/1 :0 Wed Jul 27 06:35 still logged in root pts/1 :0 Wed Jul 27 05:40 - 05:41 (00:00) root pts/0 :0 Wed Jul 27 05:40 still logged in root pts/0 :0 Sun Jul 17 05:56 - 17:28 (-12:-27) root :0 :0 Sun Jul 17 05:56 still logged in root pts/0 :0 Sun Jul 17 05:40 - 05:45 (00:04) root :0 :0 Sun Jul 17 05:40 - 05:45 (00:04) root pts/0 :0 Sat Jul 16 12:25 - crash (10:13) root :0 :0 Sat Jul 16 12:25 - crash (10:13) root pts/0 :0 Sat Jul 16 12:20 - 12:24 (00:04) root :0 :0 Sat Jul 16 12:20 - 12:24 (00:04) root :0 :0 Sat Jul 16 10:50 - crash (-5:-31) wtmp begins Sat Jul 16 03:48:54 2016 stop the recording by pressing CTRL+Q.
The ttystudio will compile the terminal activity in GIF format, and save the output in the current directory.
[root@linuxhelp ~]# ttystudio linuxhelp.gif
initializing writer
writing image
writing head
building gct (may take a while)
...........
gct is only 2 colors: using gct
writing netscape looping extension
writing GCE
writing frame 0 - 312 left
frame dimensions: 1032x406
writing frame 1 - 311 left
frame dimensions: 1x1
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frame dimensions: 1x1
writing frame 310 - 2 left
frame dimensions: 1x1
writing frame 311 - 1 left
frame dimensions: 1x1
writing eof
stream: close
wrote image to linuxhelp.gif
Open the browser and navigate to the path where the recorded file is located.
Select the gif file and Double click to open.
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