Shell Script - MappingSystem/Tutorial-Buka-Toko GitHub Wiki

sed 's/ [ ]* / /g'
\_/  | \____/ | |
 |   |    |   | \- g=globally (not just one occurence)
 |   |    |   |
 |   |    |   \- to
 |   |    |
 |   |    \- from
 |   |
 |   \- s=substitute
 |
 \- program sed


The from part:
/ [ ]* /
| \_/| 
|  | \- repeated 0-infinite times
|  |
|   \- group of characters
|
\- boundary

$ echo 'href="{{ grandchild.url }}"' | \
  sed 's|href="{{ grandchild.url }}"|href="/market{{ grandchild.url }}"|g'
href="/market{{ grandchild.url }}"

$ echo 'href="{{ grandchild.url }}"' | \
  sed 's|href="{{ \([a-zA-Z0-9_]*\).url|href="/market{{ \1.url|g'
href="/market{{ grandchild.url }}"

some text here
blah blah 123
another new line
some other text as well
another line

$ sed '/text\|blah/!d' file
some text here
blah blah 123
some other text as well

$ sed '/X/ {/Y/! s/replace/with/}' << EOF
X replace X
X replace Y
Y replace X
Y replace Y
EOF
X with X
X replace Y
Y replace X
Y replace Y

$ export DIR=/path/dir && cd $DIR && chmod -R +x *
$ find . -maxdepth 1 -type f -name '*.sh' -exec {} \; > results.out

$ export DIR=/path/dir && cd $DIR && chmod -R +x *
find . -maxdepth 2 -type f -name '*.sh' | sort | bash > results.out

bash: 1: ./assets/main.sh
bash: 2: ./builder/clean.sh
bash: 3: ./builder/concept/compose.sh
bash: 4: ./builder/concept/market.sh
bash: 5: ./builder/concept/services.sh
bash: 6: ./builder/curl.sh
bash: 7: ./builder/identity.sh
bash: 8: ./concept/compose.sh
bash: 9: ./concept/market.sh
bash: 10: ./concept/services.sh
bash: 11: ./product/compose.sh
bash: 12: ./product/market.sh
bash: 13: ./product/services.sh
bash: 14: ./xferlog.sh

export DIR=/path/dir && cd $DIR && chmod -R +x *
find . -type f -name '*.sh' | sort | bash > results.out

$ echo `
#!/bin/sh
 if [ -d /home/chetabahana/.docker/backend ]; then
 	cd /home/chetabahana/.docker/backend && docker-compose down --volumes
 	cd .. && sudo rm -rf /home/chetabahana/.docker/backend
 fi
 gcloud source repos clone github_chetabahana_backend backend
 cd /home/chetabahana/.docker/backend/scripts && chmod +x main.sh && ./main.sh
' > init.sh

$ chmod +x init.sh

$ echo `
FROM alpine
COPY init.sh /
CMD ["/init.sh"]
' > Dockerfile

$ gcloud builds submit --tag gcr.io/[PROJECT_ID]/init .
$ gcloud compute --project "chetabahana" ssh --zone "us-central1-c" "backend"
chetabahana@backend:~$ /home/chetabahana/.docker && docker run gcr.io/[PROJECT_ID]/init

$ echo '
steps:
- name: 'gcr.io/cloud-builders/docker'
  args: [ 'build', '-t', 'gcr.io/$PROJECT_ID/init', '.' ]
images:
- 'gcr.io/$PROJECT_ID/init'
' > cloudbuild.yaml

$ gcloud builds submit --config cloudbuild.yaml .
$ gcloud compute --project "chetabahana" ssh --zone "us-central1-c" "backend"
chetabahana@backend:~$ /home/chetabahana/.docker && docker run gcr.io/[PROJECT_ID]/init

steps:
- name: "gcr.io/cloud-builders/gcloud"
  args: ["compute", "ssh", "${_USER_NAME}@${_INSTANCE_NAME}", "--zone", "${_ZONE}", 
  "--command", "cd ${_DOCKER_DIRECTORY} && docker run gcr.io/[PROJECT_ID]/init"]

substitutions:
  _ZONE: us-central1-c
  _USER_NAME: chetabahana # default value
  _INSTANCE_NAME: backend # default value 
  _DOCKER_DIRECTORY: /home/chetabahana/.docker # default value

timeout: "1600s"  

steps:
- name: "gcr.io/cloud-builders/gcloud"
  args: ["compute", "ssh", "${_USER_NAME}@${_INSTANCE_NAME}", "--zone", "${_ZONE}", 
  "--command", "cd ${_DOCKER_DIRECTORY} && echo '
#!/bin/sh\n
if [ -d /home/chetabahana/.docker/backend ]; then\n
\tcd /home/chetabahana/.docker/backend && docker-compose down --volumes\n
\tcd .. && sudo rm -rf /home/chetabahana/.docker/backend\n
fi\n
gcloud source repos clone github_chetabahana_backend backend\n
cd /home/chetabahana/.docker/backend/scripts && chmod +x main.sh && ./main.sh\n
#EOF\n
' > init.txt && rm -rf init.sh && mv init.txt init.sh && chmod +x init.sh && ./init.sh"]

substitutions:
  _ZONE: us-central1-c
  _USER_NAME: chetabahana # default value
  _INSTANCE_NAME: backend # default value 
  _DOCKER_DIRECTORY: /home/chetabahana/.docker # default value

timeout: "1600s"