Should really get around to playing with serverless soon!
https://yos.io/2017/09/03/serverless-authentication-with-jwt/
James Taylor jt-nti
jt-nti
/ org.hyperledger.composer.system.AddAsset.txt
Last active
June 16, 2018 17:17
Hyperledger Composer command line to add an asset: the power of system transactions!
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| composer transaction submit --card admin@basic-sample-network -d '{"$class": "org.hyperledger.composer.system.AddAsset", "targetRegistry": "resource:org.hyperledger.composer.system.AssetRegistry#org.example.basic.SampleAsset", "resources": [{"$class": "org.example.basic.SampleAsset", "assetId": "newAsset", "owner": "resource:org.example.basic.SampleParticipant#bob", "value": "101"}]}' |
jt-nti
/ dockergrp.sh
Created
November 13, 2017 17:56
Ensure jenkins user has permission to access docker daemon socket
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| #!/bin/bash | |
| if [ -e /var/run/docker.sock ]; then | |
| DOCKER_GID=$(stat -c '%g' /var/run/docker.sock) | |
| else | |
| exit 0 | |
| fi | |
| if [ ${DOCKER_GID} ]; then | |
| DOCKER_GROUP=$(getent group ${DOCKER_GID} | cut -d: -f1) |
Trying to get starter plan to work using the Composer playgound...
-
Eventually found this bit of doc which seems like a start: https://console.bluemix.net/docs/services/blockchain/develop_starter.html#deploying-a-business-network
-
Viewing the raw JSON and creating a business network card in the playground should work
-
Fail! Going to need to actually follow the very long instructions and use the cli to create a card! (Just give me a button!)
jt-nti
/ composer-module-check.js
Last active
June 1, 2018 14:19
Quick hack to check whether the Hyperledger Composer node modules got published, because npmjs
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| COMPOSER_MODULES=("composer-admin" \ | |
| "composer-rest-server" \ | |
| "composer-cli" \ | |
| "composer-runtime" \ | |
| "composer-client" \ | |
| "composer-runtime-embedded" \ | |
| "composer-common" \ | |
| "composer-runtime-hlfv1" \ | |
| "composer-connector-embedded" \ | |
| "composer-runtime-pouchdb" \ |
jt-nti
/ pipeline.yml
Created
June 11, 2018 10:05
Example pipeline.yml snippet for a Custom Docker Image type build job
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| # See https://console.bluemix.net/docs/services/ContinuousDelivery/toolchains_custom.html#toolchains_custom_pipeline_yml | |
| # ... | |
| jobs: | |
| - name: Example | |
| type: builder | |
| artifact_dir: '' | |
| build_type: customimage | |
| docker_image: 'taylorjm/pipeline-job-composer0.19.5' | |
| script: |- | |
| #!/bin/bash |
jt-nti
/ get_deploy_name.sh
Created
July 9, 2018 16:17
Experimental function to get a deploy name that's unlikely to collide on IBM Cloud
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| #!/bin/bash | |
| function get_deploy_name { | |
| uuid="$1" | |
| shift | |
| old_ifs="$IFS" | |
| IFS='_' | |
| name="$*" | |
| IFS=$old_ifs |
jt-nti
/ retry.sh
Created
August 7, 2018 12:55
Experimental function to retry a command with exponential backoff (based on https://stackoverflow.com/questions/8350942/how-to-re-run-the-curl-command-automatically-when-the-error-occurs discussion)
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| function retry_with_backoff { | |
| local attempt=1 | |
| local max_attempts=5 | |
| local timeout=1 | |
| local exitCode=0 | |
| while : ; do | |
| "$@" | |
| exitCode=$? |
jt-nti
/ docker-compose.yml
Created
April 26, 2019 10:11
Quick and dirty hack to host a local maven repository which messing about with Fabric Java chaincode. Didn't actually work but the nginx image seems useful for future hacking!
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| version: '2' | |
| networks: | |
| maven: | |
| services: | |
| maven: | |
| container_name: maven | |
| image: nginx | |
| ports: |
jt-nti
/ chaincode-init.gradle
Last active
July 23, 2020 18:48
Hackety hack to publish jars to a directory inside a Hyperledger Fabric smart contract
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| /* | |
| * This gradle init script can be used to publish jars to a repository folder | |
| * inside a Fabric contract project. For example, in the `fabric-chaincode-java` project: | |
| * | |
| * ./gradlew -I ~/chaincode-init.gradle -PchaincodeRepoDir=<chaincode_dir>/repository publishShimJarPublicationToFabricRepository publishProtosJarPublicationToFabricRepository | |
| * | |
| * Where <chaincode_dir> is the chaincode location containing your contract! | |
| * | |
| * Fabric contract projects can then use jars from the bundled maven repository | |
| * during the Fabric instantiation process by adding the following repository |