Script to auto-upgrade argo-rollouts-manager to latest (#701)

Signed-off-by: Jonathan West <[email protected]>

Author: jgwest

hack/upgrade-rollouts-manager/.gitignore

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+settings.env
+argo-rollouts-manager

hack/upgrade-rollouts-manager/README.md

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+# Update gitops-operator to latest release of argo-rollouts-manager
+
+The Go code and script in this directory will automatically open a pull request to update the gitops-operator to the latest commit of argo-rollouts-manager:
+- Update `go.mod` to point to latest module version
+- Update CRDs to latest
+- Regenerate manifests and bundles
+- (Currently disabled): Update target Rollouts version in `hack/run-upstream-argo-rollouts-e2e-tests.sh`
+- Open Pull Request using 'gh' CLI
+
+## Instructions
+
+### Prerequisites
+- GitHub CLI (_gh_) installed and on PATH
+- Go installed and on PATH
+- Operator-sdk installed and on PATH
+- You must have your own fork of the [argo-rollouts-manager](https://github.com/argoproj-labs/argo-rollouts-manager) repository in GitHub(e.g. `jgwest/argo-rollouts-manager`)
+- Your local SSH key registered (e.g. `~/.ssh/id_rsa.pub`) with GitHub to allow git clone via SSH
+
+### Configure and run the tool
+
+```bash
+
+# Set required Environment Variables
+export GITHUB_FORK_USERNAME="(your username here)"
+export GH_TOKEN="(a GitHub personal access token that can clone/push/open PRs against argo-rollouts-manager repo)"
+
+# or, you can set these values in the settings.env file:
+#   cp settings_template.env settings.env
+# Then set env vars in settings.env (which is excluded in the .gitignore)
+
+./init-repo.sh
+./go-run.sh
+```

hack/upgrade-rollouts-manager/go-run.sh

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+#!/bin/bash
+
+SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
+
+cd $SCRIPT_DIR
+
+# Read Github Token and Username from settings.env, if it exists
+vars_file="$SCRIPT_DIR/settings.env"
+if [[ -f "$vars_file" ]]; then
+    source "$vars_file"
+fi
+
+# Run the upgrade code
+go run .

hack/upgrade-rollouts-manager/go.mod

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+module github.com/redhat-developepr/gitops-operator/upgrade-rollouts-manager
+
+go 1.20
+
+require github.com/google/go-github/v58 v58.0.0
+
+require github.com/google/go-querystring v1.1.0 // indirect

hack/upgrade-rollouts-manager/go.sum

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+github.com/google/go-cmp v0.5.2/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
+github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
+github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
+github.com/google/go-github v17.0.0+incompatible h1:N0LgJ1j65A7kfXrZnUDaYCs/Sf4rEjNlfyDHW9dolSY=
+github.com/google/go-github v17.0.0+incompatible/go.mod h1:zLgOLi98H3fifZn+44m+umXrS52loVEgC2AApnigrVQ=
+github.com/google/go-github/v58 v58.0.0 h1:Una7GGERlF/37XfkPwpzYJe0Vp4dt2k1kCjlxwjIvzw=
+github.com/google/go-github/v58 v58.0.0/go.mod h1:k4hxDKEfoWpSqFlc8LTpGd9fu2KrV1YAa6Hi6FmDNY4=
+github.com/google/go-querystring v1.1.0 h1:AnCroh3fv4ZBgVIf1Iwtovgjaw/GiKJo8M8yD/fhyJ8=
+github.com/google/go-querystring v1.1.0/go.mod h1:Kcdr2DB4koayq7X8pmAG4sNG59So17icRSOU623lUBU=
+golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=

hack/upgrade-rollouts-manager/init-repo.sh

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+#!/bin/bash
+
+SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
+
+cd $SCRIPT_DIR
+
+# Read Github Token and Username from settings.env, if it exists
+vars_file="$SCRIPT_DIR/settings.env"
+if [[ -f "$vars_file" ]]; then
+    source "$vars_file"
+fi
+
+# Clone fork of gitops-operator repo
+
+rm -rf "$SCRIPT_DIR/gitops-operator" || true
+
+git clone "[email protected]:$GITHUB_FORK_USERNAME/gitops-operator"
+cd gitops-operator
+
+# Add a remote back to the original repo
+
+git remote add parent "[email protected]:redhat-developer/gitops-operator"
+git fetch parent
+