forked from ungleich-public/cdist
Merge remote branch 'nico/master'
This commit is contained in:
commit
3619013f25
3 changed files with 46 additions and 22 deletions
1
.gitignore
vendored
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.gitignore
vendored
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@ -1 +1,2 @@
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.*.swp
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.*.swp
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doc/man/*.[1-9]
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13
Makefile
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Makefile
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@ -3,6 +3,15 @@ BINDIR=$(PREFIX}/bin
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WEBDIR=$$HOME/niconetz
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WEBDIR=$$HOME/niconetz
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WEBPAGE=software/cdist.mdwn
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WEBPAGE=software/cdist.mdwn
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MANSRC=doc/man/cdist-config-layout.text doc/man/cdist-config.text \
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doc/man/cdist-deploy-to.text doc/man/cdist-design.text \
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doc/man/cdist-environment.text doc/man/cdist-explorers.text \
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doc/man/cdist-language.text doc/man/cdist-manifests.text \
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doc/man/cdist-quickstart.text doc/man/cdist-stages.text \
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doc/man/cdist-terms.text doc/man/cdist.text \
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doc/man/cdist-types.text
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# FIXME: some distro nerd, can you make this more beautiful?
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# FIXME: some distro nerd, can you make this more beautiful?
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# I'm just a hacker, I don't really care...
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# I'm just a hacker, I don't really care...
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install:
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install:
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@ -23,3 +32,7 @@ web:
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pub:
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pub:
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git push --mirror
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git push --mirror
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man:
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echo $(MANSRC)
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a2x -f manpage --no-xmllint doc/man/cdist-stages.text
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@ -11,30 +11,38 @@ cdist-stages - How the configuration is built
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DESCRIPTION
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DESCRIPTION
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-----------
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-----------
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Starting the execution of deployment with cdist-deploy-to(1),
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Starting the execution of deployment with cdist-deploy-to(1),
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cdist passes through different stages:
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cdist passes through different stages, each can be triggered
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and debugged on its own. Reading the source of the
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cdist-deploy-to script shous the binaries being responsible
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for each stage.
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- First stage: Get information about target
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STAGE 1: TARGET INFORMATION RETRIEVAL
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Every existing explorer is run on the target and the results
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--------------------------------------
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are copied back into the local cache.
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In this stage information is collected about target using
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The results can be used by manifests and types.
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so called explorers.
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See cdist-explorers(7) and see cdist-cache(7).
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Every existing explorer is run on the target and the output
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of all explorers are copied back into the local cache.
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The results can be used by manifests and types.
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- Second stage: Initial manifest run
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Related manpages are cdist-explorers(7) and cdist-cache(7).
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The initial manifest (see cdist-manifests(7) is run,
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which is done by cdist-manifest-init(1).
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This run creates an internal database in cconfig
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format (see cdist-config-layout(7), that contains all
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objects configured for the specific host.
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In this stage, no conflicts may occur, i.e. no
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object of the same type with the same id may
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be created.
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You can trigger the first stage part using
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cdist-manifest-init(1).
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- Third stage: Execution of types [TODO]
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STAGE 2: RUN THE INITIAL MANIFEST
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---------------------------------
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The initial manifest, which should be used for mappings
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of hosts to types, is executed.
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This stage creates objects in a cconfig database that
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contains as defined in the manifest for the specific host.
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In this stage, no conflicts may occur, i.e. no object of
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the same type with the same id may be created.
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Related manpages are cdist-manifest-init(1), cdist-manifests(7) and
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cdist-config-layout(7).
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STAGE 3: EXECUTION OF TYPES
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---------------------------
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Every object is checked whether its type has an init
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Every object is checked whether its type has an init
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script (see cdist-types(7)). If the type of the object
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script (see cdist-types(7)). If the type of the object
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has an init script, it is run. This init script may
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has an init script, it is run. This init script may
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@ -50,7 +58,8 @@ cdist passes through different stages:
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objects try to create the same object, which indicates a
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objects try to create the same object, which indicates a
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broken configuration.
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broken configuration.
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- Fourth stage: Code generation [TODO]
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STAGE 4: CODE GENERATION
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------------------------
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The "gencode" binary of the types for every existing object is
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The "gencode" binary of the types for every existing object is
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called to generate code that will be executed on the target host.
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called to generate code that will be executed on the target host.
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@ -62,7 +71,8 @@ cdist passes through different stages:
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A description of what the generated code may/must/should
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A description of what the generated code may/must/should
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do can be found in cdist-types-gencode(7).
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do can be found in cdist-types-gencode(7).
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- Fifth stage: [TODO]
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STAGE 5: CODE EXECUTION
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-----------------------
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The resulting code is transferred to the target host and executed,
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The resulting code is transferred to the target host and executed,
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the run of cdist-deploy-to(1) ends.
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the run of cdist-deploy-to(1) ends.
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